CN108418973A - Fall detection method and related device - Google Patents

Abstract

The present application discloses a fall detection method and related device, which are applied to an electronic device including an air pressure sensor and a controller, wherein: the air pressure sensor is used to obtain multiple air pressure values of the electronic device in a first time period, and the duration of the first time period is less than or equal to a first threshold value; the controller is used to determine the height change value of the electronic device in the first time period according to the multiple air pressure values and the conversion formula between the air pressure value and the height; the controller is also used to determine that the electronic device has fallen when the height change value is greater than or equal to a second threshold value. The accuracy of fall detection can be improved by using the embodiments of the present application.

Description

Drop detection method and related device

technical field

The present application relates to the field of electronic technology, in particular to a drop detection method and related devices.

Background technique

With the development of smart terminal technology, smart terminals such as tablet computers and smart phones have more and more functions. For example, video functions, chat functions, camera functions, etc., have brought great convenience to users. While enjoying convenience, people rely more and more on smart terminals. In actual use, it usually occurs that the smart terminal falls from the user's hand, falls from the table, and the like.

Contents of the invention

Embodiments of the present application provide a drop detection method and a related device, which can improve the accuracy of drop detection.

In the first aspect, an embodiment of the present application provides an electronic device, including an air pressure sensor and a controller, wherein:

The air pressure sensor is used to acquire a plurality of air pressure values of the electronic device within a first period, and the duration of the first period is less than or equal to a first threshold;

The controller is configured to determine the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and a conversion formula between the air pressure value and the altitude;

The controller is further configured to determine that the electronic device has fallen when the height change value is greater than or equal to a second threshold.

In the second aspect, the embodiment of the present application provides a drop detection method, which is applied to an electronic device including an air pressure sensor, and the method includes:

Obtaining a plurality of air pressure values of the electronic device within a first period of time by the air pressure sensor, the duration of the first period being less than or equal to a first threshold;

determining the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and a conversion formula between the air pressure value and the altitude;

If the height change value is greater than or equal to a second threshold, it is determined that the electronic device has been dropped.

In a third aspect, an embodiment of the present application provides a drop detection device, which is applied to an electronic device, and the drop detection device includes an acquisition unit, a first determination unit, and a second determination unit, wherein:

The acquiring unit is configured to acquire a plurality of air pressure values of the electronic device within a first period, the duration of the first period being less than or equal to a first threshold;

The first determination unit is configured to determine the altitude change value of the electronic device within the first period of time according to the plurality of air pressure values and a conversion formula between air pressure values and altitude;

The second determination unit is configured to determine that the electronic device has been dropped when the height change value is greater than or equal to a second threshold.

In a fourth aspect, an embodiment of the present application provides an electronic device, including a processor, a memory, a communication interface, and one or more programs, wherein the one or more programs are stored in the memory and are configured to be processed by the above The above program includes instructions for executing the steps in any method of the second aspect of the embodiment of the present application.

In the fifth aspect, the embodiment of the present application provides a computer-readable storage medium, wherein the above-mentioned computer-readable storage medium stores a computer program for electronic data exchange, wherein the above-mentioned computer program enables the computer to execute Part or all of the steps described in any method of the two aspects.

In a sixth aspect, an embodiment of the present application provides a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to enable the computer to execute the program as implemented in the present application. For example, some or all of the steps described in any method of the second aspect. The computer program product may be a software installation package.

It can be seen that in the embodiment of the present application, the air pressure value of the electronic device will change during the process of falling, and multiple air pressure values in the first period of time are obtained through the air pressure sensor, and the electronic device is determined according to the conversion formula between the air pressure value and the altitude. The height change value within the first time period; judging whether the height change value is greater than or equal to a second threshold, and if so, determining that the electronic device has fallen. Since the air pressure sensor is very sensitive to changes in altitude, detecting whether the electronic device is dropped based on the air pressure sensor can improve the accuracy of drop detection.

These or other aspects of the present application will be more concise and understandable in the description of the following embodiments.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiment of the present application or the background art, the following will describe the drawings that need to be used in the embodiment of the present application or the background art.

FIG. 1 is a schematic structural diagram of an electronic device provided in an embodiment of the present application;

FIG. 2 is a schematic flowchart of a drop detection method provided in an embodiment of the present application;

Fig. 3 is a schematic flow chart of another drop detection method provided by the embodiment of the present application;

FIG. 4 is a schematic structural diagram of an electronic device provided in an embodiment of the present application;

Fig. 5 is a schematic structural diagram of a drop detection device provided by an embodiment of the present application.

Specific implementation

In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiment of the application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the application. Obviously, the described embodiment is only It is an embodiment of a part of the application, but not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the scope of protection of this application.

Each will be described in detail below.

The terms "first", "second", "third" and "fourth" in the specification and claims of the present application and the drawings are used to distinguish different objects, rather than to describe a specific order . Furthermore, the terms "include" and "have", as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally further includes For other steps or units inherent in these processes, methods, products or apparatuses.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The occurrences of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

Electronic devices may include various handheld devices with wireless communication functions, vehicle-mounted devices, wearable devices (such as smart watches, smart bracelets, pedometers, etc.), computing devices or other processing devices connected to wireless modems, and various In the form of user equipment (User Equipment, UE), mobile station (Mobile Station, MS), terminal equipment (terminal device) and so on. For convenience of description, the above-mentioned devices are collectively referred to as electronic devices.

The following describes the embodiments of the present application in detail.

Please refer to FIG. 1. FIG. 1 is a schematic structural diagram of an electronic device provided by the present application. The electronic device 100 includes: a housing 10, a circuit board 20, an air pressure sensor 30, a display screen 40, a control air pressure sensor 30, and a display screen 40. Controller 50; air pressure sensor 30 and controller 50 are arranged on the circuit board 20, display screen 40 is connected with controller 50, wherein:

an air pressure sensor 30, configured to acquire a plurality of air pressure values of the electronic device within a first period, the duration of the first period being less than or equal to a first threshold;

A controller 50, configured to determine the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude;

The controller 50 is further configured to determine that the electronic device has fallen when the height change value is greater than or equal to a second threshold.

Wherein, the electronic device 100 also includes at least one functional component 60, the controller 50 is connected to at least one functional component 60, and the at least one functional component 60 includes at least one of the following: speaker, microphone, face recognition device, proximity sensor, ambient light sensor .

Wherein, the display screen 40 includes a touch screen and a display screen, and the display screen includes an OLED display screen.

Wherein, the controller 50 may include a processor and a memory. The processor is the control center of the electronic device, and uses various interfaces and lines to connect various parts of the entire electronic device. By running or executing software programs stored in the memory and/or The modules, as well as call the data stored in the memory, execute various functions of the electronic device and process data, so as to monitor the electronic device as a whole. Optionally, the processor may integrate an application processor and a modem processor, wherein the application processor mainly processes operating systems, user interfaces, and application programs, and the modem processor mainly processes wireless communications. It can be understood that the modem processor may not be integrated into the processor.

The memory can be used to store software programs and modules, and the processor executes various functional applications and data processing of the electronic device by running the software programs and modules stored in the memory. The memory may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, application programs required for at least one function, etc.; the data storage area may store data created according to use of the electronic device, etc. In addition, the memory may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage devices.

It can be seen that in the embodiment of the present application, the air pressure value of the electronic device will change during the process of falling, and multiple air pressure values in the first period of time are obtained through the air pressure sensor, and the electronic device is determined according to the conversion formula between the air pressure value and the altitude. The height change value within the first time period; judging whether the height change value is greater than or equal to a second threshold, and if so, determining that the electronic device has fallen. Since the air pressure sensor is very sensitive to changes in altitude, detecting whether the electronic device is dropped based on the air pressure sensor can improve the accuracy of drop detection.

In an embodiment of the present application, the controller 50 is further configured to determine that the electronic device satisfies a set condition, and the set condition includes at least one of the following: detection of the initial HOME key of the electronic device A press operation, a touch operation on the display screen is detected, and a current system time of the electronic device is in a second period.

In an embodiment of the present application, in terms of determining the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude, the controller 50 is specifically configured to:

Determine the first altitude value corresponding to the first air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the first air pressure value;

Determining a second altitude value corresponding to the second air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the termination moment of the first period corresponds to the second air pressure value;

The difference between the first height value and the second height value is used as the height change value of the electronic device within the first time period.

In an embodiment of the present application, in terms of determining the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude, the controller 50 is specifically configured to:

A third altitude value corresponding to the third air pressure value is determined according to the second altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the third air pressure value;

The fourth altitude value corresponding to the fourth air pressure value is determined according to the second altitude conversion formula between the air pressure value and the altitude, and the termination moment of the first period corresponds to the fourth air pressure value;

The difference between the third height value and the fourth height value is used as the height change value of the electronic device within the first period of time.

In an embodiment of the present application, the controller 50 is further configured to store the altitude value corresponding to the electronic device in the first time period in a specified location, and the data stored in the specified location cannot be erased.

It should be noted that, for the specific implementation process of this embodiment, reference may be made to the specific implementation process described in the following methods, which will not be described here again.

Please refer to FIG. 2. FIG. 2 is a schematic flowchart of a drop detection method provided in an embodiment of the present application, which is applied to the electronic device shown in FIG. 1. The method includes:

Step 201: The controller obtains a plurality of air pressure values of the electronic device within a first period through the air pressure sensor, and the duration of the first period is less than or equal to a first threshold.

Wherein, the air pressure sensor refers to a barometer in the electronic device.

Wherein, one air pressure value corresponds to a moment in the first period; the air pressure value i and the air pressure value j can be the same or different, and both the air pressure value i and the air pressure value j are one of multiple air pressure values.

Wherein, the first threshold represents the maximum value corresponding to the duration of the first period when the electronic device may fall, that is, when the duration of the first period is less than or equal to the first threshold, the electronic device may fall; when the first period When the time length is greater than the first threshold, the electronic device does not drop.

Wherein, the first threshold may be set by the user or by the electronic device, which is not limited herein.

Step 202: The controller determines the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and the conversion formula between the air pressure values and the altitude.

Wherein, at least one conversion formula between air pressure value and altitude is stored in the electronic device.

Wherein, the altitude change value of the electronic device within the first period refers to the difference between the altitude value of the electronic device at the beginning moment of the first period and the altitude value at the end moment of the first period.

Step 203: If the height change value is greater than or equal to a second threshold, the controller determines that the electronic device has fallen.

Wherein, the second threshold represents the minimum value corresponding to the height change when the electronic device falls, that is, when the height change value is greater than or equal to the second threshold value, the electronic device falls; when the height change value is smaller than the second threshold value, the electronic device No drop occurred.

Wherein, the second threshold may be set by the user or by the electronic device, which is not limited herein.

It can be seen that in the embodiment of the present application, the air pressure value of the electronic device will change during the process of falling, and multiple air pressure values in the first period of time are obtained through the air pressure sensor, and the electronic device is determined according to the conversion formula between the air pressure value and the altitude. The height change value within the first time period; judging whether the height change value is greater than or equal to a second threshold, and if so, determining that the electronic device has fallen. Since the air pressure sensor is very sensitive to changes in altitude, detecting whether the electronic device is dropped based on the air pressure sensor can improve the accuracy of drop detection.

In an embodiment of the present application, the electronic device further includes a display screen, and before the controller acquires multiple air pressure values of the electronic device within a first period of time through the air pressure sensor, the method further includes:

The controller determines that the electronic device satisfies a set condition, and the set condition includes at least one of the following: detection of a pressing operation on the initial HOME key of the electronic device, detection of a touch operation on the display screen and the current system time of the electronic device is in the second period.

Specifically, when a pressing operation on the HOME key of the electronic device is detected, it indicates that the user is using the electronic device at this time. However, when the electronic device is not being used by the user, the electronic device is usually placed on a table, in a pocket, or other places. In this case, the possibility of the electronic device falling is extremely small. When the HOME key is pressed, the controller obtains multiple air pressure values of the electronic device within the first period of time through the air pressure sensor.

Specifically, when a touch operation on the display screen is detected, it indicates that the user may be using the electronic device to perform one of operations such as chatting, reading, and music. If no touch operation on the display screen is detected, it means that the user is probably not using the electronic device at this time. In this case, the electronic device is usually placed on a table, in a pocket, etc., and the possibility of the electronic device falling is extremely small Therefore, when a touch operation on the display screen is detected, the controller obtains a plurality of air pressure values of the electronic device within the first period of time through the air pressure sensor.

Specifically, the second period is a non-sleep period, and only in the non-sleep period will the user use the electronic device for work or entertainment. When the current system time of the electronic device is in the sleep period, the user is in a sleeping state, and the user will not use the electronic device at this time, and the electronic device is usually placed on a table for charging. When the current system time of the electronic device is in the non-sleep period, the controller acquires multiple air pressure values of the electronic device in the first period through the air pressure sensor. Compared with the controller always acquiring the air pressure values of the electronic device through the air pressure sensor, This can reduce the power consumption of the electronic device.

In an embodiment of the present application, when a press operation of the power key or the volume key of the electronic device is detected, the controller obtains the number of times of the electronic device within the first period of time through the air pressure sensor. air pressure value.

In an embodiment of the present application, when it is detected that the wearable device and the electronic device are in a bound state, the controller acquires multiple air pressure values of the electronic device within the first period of time through the air pressure sensor .

In an embodiment of the present application, when it is detected that the electronic device is currently running a target application, the controller obtains a plurality of air pressure values of the electronic device within a first period of time through the air pressure sensor.

Wherein, the target application may be a video application, a music application and a short video application.

It can be seen that in the embodiment of the present application, when the electronic device is currently running the target application, for example, the smart phone is playing a TV series or movie, the smart phone is playing music, and the smart phone is recording a short video. In the handheld state, the electronic device may fall, especially when the user holds the smartphone to record short videos (such as Douyin short videos), the user’s body movements are too large, and the possibility of the smartphone falling is higher. When it is detected that the electronic device is currently running the target application, the controller obtains a plurality of air pressure values of the electronic device within a first period of time through the air pressure sensor.

In an embodiment of the present application, each air pressure value corresponds to a moment, and the controller determines the altitude change value of the electronic device within the first period according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude ,include:

The controller determines the first altitude value corresponding to the first air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the first air pressure value;

The controller determines the second altitude value corresponding to the second air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the end moment of the first period corresponds to the second air pressure value;

The controller uses the difference between the first altitude value and the second altitude value as the altitude change value of the electronic device within the first period.

Among them, the first altitude conversion formula between air pressure value and altitude is:

Among them, P _a is the air pressure value, the unit is hpa, H is the altitude above sea level, the unit is m.

For example, the controller determines that the first air pressure value corresponding to the initial moment of the first period is 10.1003447779hpa, and the controller determines the first air pressure according to the first air pressure value (10.1003447779hpa) and the first altitude conversion formula between the air pressure value and the altitude The first altitude value corresponding to the value (10.1003447779hpa) is 20.80m, the controller determines that the second air pressure value corresponding to the end moment of the first period is 10.1024809895hpa, and the controller bases the second air pressure value (10.1024809895hpa) on the The first altitude conversion formula of the second air pressure value (10.1024809895hpa) corresponds to the second altitude value of 19.30m, and the controller determines the difference between the first altitude value (20.8m) and the second altitude value (19.30m) (1.50 m) is the height change value of the electronic device within the first period of time.

In an embodiment of the present application, each air pressure value corresponds to a moment, and the controller determines the altitude change value of the electronic device within the first period according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude ,include:

The controller determines the third altitude value corresponding to the third air pressure value according to the second altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the third air pressure value;

The controller determines the fourth altitude value corresponding to the fourth air pressure value according to the second altitude conversion formula between the air pressure value and the altitude, and the end moment of the first period corresponds to the fourth air pressure value;

The controller uses the difference between the third height value and the fourth height value as the height change value of the electronic device within the first period.

Among them, the second altitude conversion formula between air pressure value and altitude is:

P _a ＝P ₀ ×(5.3788H ² ×10 ^-9 -1.1975H ×10 ^-4 +1)

Wherein, P _a is the air pressure value in hpa, P ₀ is the air pressure value at sea level, P ₀ =10.1325hpa, H is the altitude above sea level, and the unit is m.

For example, the controller determines that the third air pressure value corresponding to the starting moment of the first period is 10.1072855483hpa, and the controller determines the third air pressure according to the third air pressure value (10.1072855483hpa) and the second altitude conversion formula between the air pressure value and the altitude The third altitude value corresponding to the value (10.1072855483hpa) is 20.80m. The controller determines that the fourth air pressure value corresponding to the end moment of the first period is 10.1091023198hpa. The second altitude conversion formula determines that the fourth altitude value corresponding to the fourth air pressure value (10.1091023198hpa) is 19.30m, and the controller determines the difference between the third altitude value (20.8m) and the fourth altitude value (19.30m) (1.50 m) is the height change value of the electronic device within the first period of time.

In an embodiment of the present application, each air pressure value corresponds to a moment, and the controller determines the altitude change value of the electronic device within the first period according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude ,include:

The controller determines the fifth altitude value corresponding to the fifth air pressure value according to the third altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the fifth air pressure value;

The controller determines the sixth altitude value corresponding to the sixth air pressure value according to the third altitude conversion formula between the air pressure value and the altitude, and the end time of the first period corresponds to the sixth air pressure value;

The controller uses the difference between the fifth height value and the sixth height value as the height change value of the electronic device within the first period.

Among them, the third altitude conversion formula between air pressure value and altitude is:

Among them, P _a is the air pressure value, the unit is hpa, H is the altitude above sea level, the unit is m.

For example, the controller determines that the fifth air pressure value corresponding to the starting moment of the first period is 10.1038151631hpa, and the controller determines the fifth air pressure according to the fifth air pressure value (10.1038151631hpa) and the third altitude conversion formula between the air pressure value and the altitude The fifth altitude value corresponding to the value (10.1038151631hpa) is 20.80m. The controller determines that the sixth air pressure value corresponding to the end moment of the first period is 10.1057916546hpa. The third altitude conversion formula determines that the sixth altitude value corresponding to the sixth air pressure value (10.1057916546hpa) is 19.30m, and the controller determines the difference between the fifth altitude value (20.8m) and the sixth altitude value (19.30m) (1.50 m) is the height change value of the electronic device within the first period of time.

In an embodiment of the present application, the method also includes:

The controller stores the altitude value corresponding to the electronic device in the first time period in a specified location, and the data stored in the specified location cannot be erased.

Wherein, the first period of time includes multiple time points, each time point corresponds to an air pressure value, and each air pressure value corresponds to an altitude value.

Wherein, the designated location may be a partition in the electronic device, or a partition in the dropping server.

It can be seen that, in the embodiment of the present application, when it is determined that the electronic device has fallen, the multiple height values corresponding to the first period of time are stored in the electronic device or the drop server, so that the electronic device manufacturer can compare the height values based on the stored height values. The electronic device is repaired, or the structure design of the electronic device is performed based on the stored height value.

The embodiment of the present application also provides another more detailed method flow, as shown in Figure 3, which is applied to the electronic device shown in Figure 1, and the method includes:

Step 301: The controller determines that the electronic device satisfies the set conditions, and the set conditions include at least one of the following: detection of a pressing operation on the HOME key of the electronic device, detection of a touch on the display screen The operation and the current system time of the electronic device are in the second time period.

Step 302: The controller obtains a plurality of air pressure values of the electronic device within a first period through the air pressure sensor, and the duration of the first period is less than or equal to a first threshold.

Step 303: The controller determines the first altitude value corresponding to the first air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the start time of the first period corresponds to the first air pressure value.

Step 304: The controller determines the second altitude value corresponding to the second air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the end time of the first period corresponds to the second air pressure value.

Step 305: The controller uses the difference between the first altitude value and the second altitude value as the altitude change value of the electronic device within the first time period.

Step 306: The controller determines a third altitude value corresponding to the third air pressure value according to the second altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the third air pressure value.

Step 307: The controller determines the fourth altitude value corresponding to the fourth air pressure value according to the second altitude conversion formula between the air pressure value and the altitude, and the end time of the first period corresponds to the fourth air pressure value.

Step 308: The controller uses the difference between the third height value and the fourth height value as the height change value of the electronic device within the first time period.

Wherein, step 303-step 305 and step 306-step 308 are parallel.

Step 309: the controller judges whether the height change value is greater than or equal to a second threshold;

If yes, execute step 310 .

If not, execute step 302 .

Step 310: The controller determines that the electronic device has been dropped.

Step 311: The controller stores the altitude value corresponding to the electronic device in the first time period in a specified location, and the data stored in the specified location cannot be erased.

It should be noted that, for the specific implementation process of each step of the method shown in FIG. 3 , reference may be made to the specific implementation process of the above-mentioned method, and will not be described here again.

Consistent with the above embodiments shown in Figure 2 and Figure 3, please refer to Figure 4, Figure 4 is a schematic structural diagram of an electronic device provided by an embodiment of the present application, the electronic device includes a processor, a memory, a communication interface and a or a plurality of programs, wherein the one or more programs are stored in the memory and are configured to be executed by the processor, the programs include instructions for performing the following steps:

Acquiring multiple air pressure values of the electronic device within a first period, the duration of the first period being less than or equal to a first threshold;

determining the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and a conversion formula between the air pressure value and the altitude;

If the height change value is greater than or equal to a second threshold, it is determined that the electronic device has been dropped.

In an embodiment of the present application, the above-mentioned program also includes instructions for performing the following steps:

Determining that the electronic device satisfies a set condition, and the set condition includes at least one of the following: detection of a press operation on the HOME key of the electronic device, detection of a touch operation on the display screen and detection of a touch operation on the electronic device. The current system time of the device is in the second time period.

In an embodiment of the present application, in terms of determining the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude, the above-mentioned program includes a specific method for executing Instructions for the following steps:

Determine the first altitude value corresponding to the first air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the first air pressure value;

Determining a second altitude value corresponding to the second air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the termination moment of the first period corresponds to the second air pressure value;

The difference between the first height value and the second height value is used as the height change value of the electronic device within the first time period.

In an embodiment of the present application, in terms of determining the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude, the above-mentioned program includes a specific method for executing Instructions for the following steps:

A third altitude value corresponding to the third air pressure value is determined according to the second altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the third air pressure value;

The fourth altitude value corresponding to the fourth air pressure value is determined according to the second altitude conversion formula between the air pressure value and the altitude, and the termination moment of the first period corresponds to the fourth air pressure value;

The difference between the third height value and the fourth height value is used as the height change value of the electronic device within the first period of time.

In an embodiment of the present application, the above-mentioned program also includes instructions for performing the following steps:

storing the altitude value corresponding to the first time period of the electronic device in a specified location, and the data stored in the specified location cannot be erased.

It should be noted that, for the specific implementation process of this embodiment, reference may be made to the specific implementation process described in the foregoing method embodiments, which will not be described here again.

Please refer to FIG. 5. FIG. 5 is a drop detection device provided by an embodiment of the present application, which is applied to an electronic device. The drop detection device 500 includes a processing unit 501, a storage unit 502, and a communication unit 503. The processing unit 501 includes an acquisition unit, The first determination unit and the second determination unit, wherein:

The acquiring unit is configured to acquire a plurality of air pressure values of the electronic device within a first period, the duration of the first period being less than or equal to a first threshold;

The first determination unit is configured to determine the altitude change value of the electronic device within the first period of time according to the plurality of air pressure values and a conversion formula between air pressure values and altitude;

The second determination unit is configured to determine that the electronic device has been dropped when the height change value is greater than or equal to a second threshold.

In an embodiment of the present application, the processing unit 501 further includes:

The third determining unit is configured to determine that the electronic device satisfies the setting conditions, and the setting conditions include at least one of the following: detection of a pressing operation of the HOME key of the electronic device, detection of a pressing operation of the display screen The touch operation and the current system time of the electronic device are in the second period.

In an embodiment of the present application, in terms of determining the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude, the above-mentioned first determination unit specifically uses At:

Determine the first altitude value corresponding to the first air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the first air pressure value;

Determining a second altitude value corresponding to the second air pressure value according to the first altitude conversion formula between the air pressure value and the altitude, and the termination moment of the first period corresponds to the second air pressure value;

The difference between the first height value and the second height value is used as the height change value of the electronic device within the first time period.

In an embodiment of the present application, in terms of determining the altitude change value of the electronic device within the first period of time according to the multiple air pressure values and the conversion formula between the air pressure value and the altitude, the above-mentioned first determination unit specifically uses At:

A third altitude value corresponding to the third air pressure value is determined according to the second altitude conversion formula between the air pressure value and the altitude, and the starting moment of the first period corresponds to the third air pressure value;

The fourth altitude value corresponding to the fourth air pressure value is determined according to the second altitude conversion formula between the air pressure value and the altitude, and the termination moment of the first period corresponds to the fourth air pressure value;

The difference between the third height value and the fourth height value is used as the height change value of the electronic device within the first period of time.

In an embodiment of the present application, the processing unit 501 further includes:

The storage unit is configured to store the altitude value corresponding to the electronic device in the first period of time in a specified location, and the data stored in the specified location cannot be erased.

Wherein, the processing unit 501 may be a processor or a controller, (such as a central processing unit (Central Processing Unit, CPU), a general processor, a digital signal processor (Digital Signal Processor, DSP), a dedicated integrated controller (Application- Specific Integrated Circuit, ASIC), Field Programmable Gate Array (Field Programmable Gate Array, FPGA) or other programmable logic devices, transistor logic devices, hardware components or any combination thereof. Storage unit 502 can be memory, and communication unit 503 can be Transceivers, transceiver controllers, radio frequency chips, communication interfaces, etc.

When the processing unit 501 is a processor, the storage unit 502 is a memory, and the communication unit 503 is a communication interface, the drop detection device involved in this embodiment of the present application may be the electronic device shown in FIG. 4 .

An embodiment of the present application also provides a computer storage medium, wherein the computer storage medium stores a computer program for electronic data exchange, and the computer program enables the computer to execute some or all of the steps of any method described in the above method embodiments , the above-mentioned computer includes an electronic device.

An embodiment of the present application also provides a computer program product, the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to enable the computer to execute any one of the methods described in the above method embodiments. Some or all steps of the method. The computer program product may be a software installation package, and the above-mentioned computer includes an electronic device.

It should be noted that for the foregoing method embodiments, for the sake of simple description, they are expressed as a series of action combinations, but those skilled in the art should know that the present application is not limited by the described action sequence. Depending on the application, certain steps may be performed in other orders or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification belong to preferred embodiments, and the actions and modules involved are not necessarily required by this application.

In the foregoing embodiments, the descriptions of each embodiment have their own emphases, and for parts not described in detail in a certain embodiment, reference may be made to relevant descriptions of other embodiments.

In the several embodiments provided in this application, it should be understood that the disclosed device can be implemented in other ways. For example, the device embodiments described above are only illustrative. For example, the division of the above units is only a logical function division. In actual implementation, there may be other division methods, for example, multiple units or components can be combined or integrated. to another system, or some features may be ignored, or not implemented. In another point, the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be in electrical or other forms.

The units described above as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present application may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit. The above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.

If the above-mentioned integrated units are realized in the form of software function units and sold or used as independent products, they can be stored in a computer-readable memory. Based on this understanding, the technical solution of the present application is essentially or part of the contribution to the prior art, or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a memory. Several instructions are included to make a computer device (which may be a personal computer, server or network device, etc.) execute all or part of the steps of the above-mentioned methods in various embodiments of the present application. The aforementioned memory includes: U disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk and other media that can store program codes.

Those of ordinary skill in the art can understand that all or part of the steps in the various methods of the above-mentioned embodiments can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable memory, and the memory can include: a flash disk , Read-only memory (English: Read-Only Memory, abbreviated: ROM), random access device (English: Random Access Memory, abbreviated: RAM), magnetic disk or optical disk, etc.

The embodiments of the present application have been introduced in detail above, and specific examples have been used in this paper to illustrate the principles and implementation methods of the present application. The descriptions of the above embodiments are only used to help understand the methods and core ideas of the present application; meanwhile, for Those skilled in the art will have changes in specific implementation methods and application ranges based on the ideas of the present application. In summary, the contents of this specification should not be construed as limiting the present application.

Claims (13)

1. a kind of electronic device, which is characterized in that including baroceptor and controller, wherein：

The baroceptor, for obtaining multiple atmospheric pressure values of the electronic device within the first period, first period Duration be less than or equal to first threshold；

The controller, for determining the electronic device according to the conversion formula of the multiple atmospheric pressure value and atmospheric pressure value and height Height change value within first period；

The controller is additionally operable to, in the case where the height change value is greater than or equal to second threshold, determine the electronics Device falls.

2. electronic device according to claim 1, which is characterized in that

The controller is additionally operable to determine that the electronic device meets setting condition, and the setting condition includes following at least one Kind：It detects the pressing operation of the starting HOME keys for the electronic device, detect the touch-control behaviour for the display screen Make and the present system time of the electronic device was in for the second period.

3. electronic device according to claim 1 or 2, which is characterized in that according to the multiple atmospheric pressure value and atmospheric pressure value In terms of height change value of the electronic device within first period being determined with the conversion formula of height, the control utensil Body is used for：

Corresponding first height value of the first atmospheric pressure value is determined according to atmospheric pressure value and the first height conversion formula of height, described first The initial time of period corresponds to first atmospheric pressure value；

Corresponding second height value of the second atmospheric pressure value is determined according to atmospheric pressure value and the first height conversion formula of height, described first The end time of period corresponds to second atmospheric pressure value；

Using the difference of first height value and second height value as the electronic device within first period Height change value.

4. electronic device according to claim 1 or 2, which is characterized in that according to the multiple atmospheric pressure value and atmospheric pressure value In terms of height change value of the electronic device within first period being determined with the conversion formula of height, the control utensil Body is used for：

The corresponding third height value of third atmospheric pressure value is determined according to atmospheric pressure value and the second height conversion formula of height, described first The initial time of period corresponds to the third atmospheric pressure value；

Corresponding 4th height value of the 4th atmospheric pressure value is determined according to atmospheric pressure value and the second height conversion formula of height, described first The end time of period corresponds to the 4th atmospheric pressure value；

Using the third height value and the difference of the 4th height value as the electronic device within first period Height change value.

5. according to claim 1-4 any one of them electronic devices, which is characterized in that

The controller is additionally operable to the electronic device being stored in designated position in first period corresponding height value, The data preserved in the designated position are non-erasable.

6. one kind falling detection method, which is characterized in that applied to the electronic device for including baroceptor, the method packet It includes：

Multiple atmospheric pressure values of the electronic device within the first period are obtained by the baroceptor, first period Duration is less than or equal to first threshold；

Determine the electronic device in first period according to the conversion formula of the multiple atmospheric pressure value and atmospheric pressure value and height Interior height change value；

In the case where the height change value is greater than or equal to second threshold, determine that the electronic device falls.

7. described to pass through institute according to the method described in claim 6, it is characterized in that, the electronic device further includes display screen It states before baroceptor obtains multiple atmospheric pressure values of the electronic device within the first period, the method further includes：

It determines that the electronic device meets to impose a condition, the setting condition includes following at least one：It detects for described The pressing operations of the starting HOME keys of electronic device detects touch control operation and the electronic device for the display screen Present system time was in for the second period.

8. the method described according to claim 6 or 7, which is characterized in that each atmospheric pressure value corresponds to a moment, described according to institute The conversion formula for stating multiple atmospheric pressure values and atmospheric pressure value and height determines that height of the electronic device within first period becomes Change value, including：

Corresponding first height value of the first atmospheric pressure value is determined according to atmospheric pressure value and the first height conversion formula of height, described first The initial time of period corresponds to first atmospheric pressure value；

Corresponding second height value of the second atmospheric pressure value is determined according to atmospheric pressure value and the first height conversion formula of height, described first The end time of period corresponds to second atmospheric pressure value；

Using the difference of first height value and second height value as the electronic device within first period Height change value.

9. the method described according to claim 6 or 7, which is characterized in that each atmospheric pressure value corresponds to a moment, described according to institute The conversion formula for stating multiple atmospheric pressure values and atmospheric pressure value and height determines that height of the electronic device within first period becomes Change value, including：

The corresponding third height value of third atmospheric pressure value is determined according to atmospheric pressure value and the second height conversion formula of height, described first The initial time of period corresponds to the third atmospheric pressure value；

Corresponding 4th height value of the 4th atmospheric pressure value is determined according to atmospheric pressure value and the second height conversion formula of height, described first The end time of period corresponds to the 4th atmospheric pressure value；

Using the third height value and the difference of the 4th height value as the electronic device within first period Height change value.

10. according to claim 6-9 any one of them methods, which is characterized in that the method further includes：

The electronic device is stored in designated position in first period corresponding height value, is preserved in the designated position Data it is non-erasable.

11. one kind falling detection device, which is characterized in that be applied to electronic device, the detection device of falling includes obtaining list Member, the first determination unit and the second determination unit, wherein：

The acquiring unit, for obtaining multiple atmospheric pressure values of the electronic device within the first period, first period Duration is less than or equal to first threshold；

First determination unit, for determining institute according to the conversion formula of the multiple atmospheric pressure value and atmospheric pressure value and height above sea level State height change value of the electronic device within first period；

Second determination unit, described in the case where the height change value is greater than or equal to second threshold, determining Electronic device falls.

12. a kind of electronic device, which is characterized in that including processor, memory, communication interface, and one or more programs, One or more of programs are stored in the memory, and are configured to be executed by the processor, described program packet It includes for executing the instruction such as the step in claim 6-10 any one of them methods.

13. a kind of computer readable storage medium, which is characterized in that computer program of the storage for electronic data interchange, In, the computer program makes computer execute such as claim 6-10 any one of them methods.