CN107967025B - Display components and electronic equipment - Google Patents

Abstract

The embodiment of the application provides display screen assemblies and electronic equipment, each display screen assembly comprises a display screen, an optical reflector and a functional assembly, each optical reflector and each functional assembly are arranged on the side of the corresponding display screen , each functional assembly comprises a camera and a sensor assembly, each optical reflector is arranged between the corresponding display screen and the corresponding camera, a light shielding layer is arranged on the side, facing towards the corresponding optical reflector, of the of each display screen, an opening is formed in each light shielding layer, each opening is coaxial with the corresponding camera, each sensor assembly is arranged on the side of the corresponding optical reflector, each sensor assembly comprises a signal emitter and a signal receiver, each signal emitter emits a detection signal, each detection signal is reflected to the corresponding opening through the corresponding optical reflector and then transmitted to the outside through the corresponding opening, each detection signal is reflected by an external object to form a reflection signal, each reflection signal passes through the corresponding opening and is reflected to the corresponding signal receiver through the corresponding optical reflector.

Description

Display components and electronic equipment

technical field

The present application relates to the technical field of electronic devices, and in particular, to a display screen assembly and an electronic device.

Background technique

With the development of communication technology, electronic devices such as smart phones are becoming more and more popular. During the use of the electronic device, for example, during a call, in order to avoid misoperation of the electronic device by the user, when the user's face approaches the electronic device for a certain distance, the electronic device will automatically turn off the screen.

Generally, an electronic device detects the approaching and reversing of a user's face through a proximity sensor, and controls the electronic device to turn off or brighten the screen according to the detected data.

SUMMARY OF THE INVENTION

Embodiments of the present application provide a display screen assembly and an electronic device, which can reduce the number of openings in the electronic device.

An embodiment of the present application provides a display screen assembly, including a display screen, an optical mirror disposed on one side of the display screen, and a functional assembly, where the functional assembly includes a camera and a sensor assembly, and the optical mirror is disposed on the display screen. between the display screen and the camera;

The side of the display screen facing the optical reflection mirror is provided with a light-shielding layer, an opening is arranged on the light-shielding layer, the opening is arranged coaxially with the camera, and the sensor assembly is arranged on the optical reflection. one side of the mirror;

The sensor assembly includes a signal transmitter and a signal receiver, the signal transmitter emits a detection signal, the detection signal is reflected to the opening by the optical mirror, and then transmitted to the outside through the opening; The detection signal is reflected by an external object to form a reflection signal, and the reflection signal passes through the opening and is reflected to the signal receiver through the optical mirror.

An embodiment of the present application further provides an electronic device, including a casing and a display screen assembly, the display screen assembly is mounted on the casing, and the display screen assembly is the above-mentioned display screen assembly.

In the display screen assembly provided by the embodiment of the present application, the optical mirror is arranged between the display screen and the camera, the opening is arranged coaxially with the camera, and the sensor assembly is arranged on one side of the optical mirror, and the camera can pass through the optical mirror and pass through the opening. The hole captures the outside world, and the sensor component can reflect the signal to a preset position through the optical mirror, so that the sensor component and the camera can share the same opening, which can reduce the number of openings required by the sensor component, thereby reducing the number of openings in electronic equipment. .

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the accompanying drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative effort.

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

FIG. 2 is a schematic structural diagram of a display screen assembly provided by an embodiment of the present application.

FIG. 3 is a schematic plan view of a display screen in a display screen assembly provided by an embodiment of the present application.

FIG. 4 is a schematic structural diagram of an optical mirror in a display screen assembly provided by an embodiment of the present application.

FIG. 5 is another schematic structural diagram of an optical mirror in a display screen assembly provided by an embodiment of the present application.

FIG. 6 is a schematic structural diagram of a sensor assembly in a display screen assembly provided by an embodiment of the present application.

FIG. 7 is another schematic structural diagram of a sensor assembly in a display screen assembly provided by an embodiment of the present application.

FIG. 8 is another schematic structural diagram of a sensor assembly in a display screen assembly provided by an embodiment of the present application.

FIG. 9 is still another schematic structural diagram of a sensor assembly in a display screen assembly provided by an embodiment of the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

In the description of this application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc., or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as a limitation on this application. In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, features defined as "first", "second" may expressly or implicitly include one or more of said features. In the description of the present application, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be mechanical connection, electrical connection or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements relation. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

In this application, unless otherwise expressly specified and defined, a first feature "on" or "under" a second feature may include direct contact between the first and second features, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different structures of the present application. To simplify the disclosure of the present application, the components and arrangements of specific examples are described below. Of course, they are only examples and are not intended to limit the application. Furthermore, this application may repeat reference numerals and/or reference letters in different instances for the purpose of simplicity and clarity, and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, this application provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.

Embodiments of the present application provide an electronic device. The electronic device may be a smartphone, a tablet computer, or the like. Referring to FIG. 1 , an electronic device 100 includes a cover plate 10 , a display screen assembly 20 , a circuit board 30 and a housing 40 .

Wherein, the cover plate 10 is mounted on the display screen assembly 20 to cover the display screen assembly 20 . The cover plate 10 may be a transparent glass cover plate. In some embodiments, the cover plate 10 may be a glass cover plate made of a material such as sapphire.

The display screen assembly 20 is mounted on the housing 40 to form a display surface of the electronic device 100 . The display screen assembly 20 serves as a front case of the electronic device 100 , and forms a closed space with the housing 40 for accommodating other electronic components of the electronic device 100 . Meanwhile, the display screen assembly 20 forms a display surface of the electronic device 100 for displaying images, texts and other information.

The circuit board 30 is installed inside the casing 40 to accommodate the circuit board 30 in the above-mentioned closed space. The circuit board 30 may be the main board of the electronic device 100 . A grounding point is provided on the circuit board 30 to realize the grounding of the circuit board 30 . Meanwhile, the display screen assembly 20 may be electrically connected to the circuit board 30 .

In some embodiments, a display control circuit is provided on the circuit board 30 . The display control circuit outputs electrical signals to the display screen assembly 20 to control the display screen assembly 20 to display information.

The housing 40 is used to form the outer contour of the electronic device 100 . The material of the casing 40 can be plastic or metal. The housing 40 may be integrally formed.

In some embodiments, as shown in FIG. 2 , the display screen assembly 20 includes a display screen 21 , an optical mirror 22 and a sensor assembly 23 . Among them, the optical mirror 22 and the functional components 23 are arranged on one side of the display screen 21 . The functional component 23 includes a camera 231 and a sensor component 232 . In addition, the optical mirror 22 is disposed between the display screen 21 and the camera 231 .

It can be understood that the optical mirror 22 and the functional components 23 are arranged inside the display screen 21 . The inner side refers to the side where the display screen 21 is invisible when viewed from the outside of the electronic device 100 . That is, the optical mirror 22 and the functional components 23 are located inside the electronic device 100 .

The display screen 21 includes a display layer 211 and a light shielding layer 212 . The display layer 211 is used to display information such as images and texts. The light shielding layer 212 faces the optical mirror 22 . The light shielding layer 212 is used to hide the internal structure of the electronic device 100 to prevent the user from observing the internal electronic components of the electronic device 100 through the display screen 21 .

The light shielding layer 212 is provided with openings 213 . The opening 213 is coaxial with the camera 231 . That is, the axis of the opening 213 coincides with the axis of the camera 231 . The openings 213 allow signals such as optical signals and acoustic signals to pass through.

The sensor assembly 232 is provided on one side of the optical mirror 22 . That is, the sensor assembly 232 cannot prevent the camera 231 from acquiring the external scene through the optical mirror 22 and the opening 213 . In addition, the sensor assembly 232 is arranged on one side of the optical mirror 22. The optical mirror 22 cooperates with the sensor assembly 232 to reflect the signal sent by the sensor assembly 232 to the opening 213 through the optical mirror 22, and then transmit the signal to the opening 213 through the opening 213. At the same time, the formed signal reflected by the external object can also pass through the opening 213 and be reflected to the sensor assembly 232 by the optical mirror 22 . It should be noted that the placement angles of the sensor assembly 232 and the optical mirror 22 are not limited here, and those skilled in the art can set them according to actual conditions.

The sensor assembly 232 includes a signal transmitter 2321 and a signal receiver 2322. Among them, the signal transmitter 2321 is used to transmit the detection signal A to the outside. The detection signal A is reflected by the optical mirror 22 to the opening 213 , and then transmitted to the outside through the opening 213 . After the detection signal A touches an external object 200 (eg, a user's face), a reflection signal B is generated. The reflected signal B passes through the opening 213 and enters the signal receiver 2322 through the optical mirror 22 .

After receiving the reflected signal B, the signal receiver 2322 can output the received signal to the processor of the electronic device 100 for processing, thereby controlling the display screen of the electronic device 100 to turn off or turn on the screen.

An opening 213 is provided on the light shielding layer 212 of the display screen 21 , the opening 213 is coaxial with the camera 231 , the optical mirror 22 is arranged between the opening 213 and the camera 231 , and the sensor assembly 232 is arranged on the optical mirror 22 On one side, the sensor assembly 232 and the camera 231 share an opening 213, and the size of the opening 213 can only be matched with the camera 231. The optical mirror 22 reflects the signal to the preset position, which can reduce the number of sensor assemblies. 232 required openings, thereby reducing the number of openings for electronic devices.

It should be noted that the camera 231 can acquire the external scene through the opening 213 through the optical mirror 22 . That is, the optical mirror can reflect light of a certain wavelength, and optically project other wavelengths, so that the camera 231 can obtain the external scene through the optical mirror 22 and the opening 213 .

In some embodiments, the signal transmitter 2321 is an infrared transmitter for emitting infrared rays. The signal receiver 2322 is an infrared receiver for receiving infrared rays.

In some embodiments, the display screen 21 may be a liquid crystal display (Liquid Crystal Display, LCD) or an organic light-emitting diode (Organic Light-Emitting Diode, OLED) type display screen. When the display screen 21 is a liquid crystal display screen, the display layer 211 may include structures such as a backlight plate, a lower polarizer, an array substrate, a liquid crystal layer, a color filter substrate, and an upper polarizer that are stacked in sequence. When the display screen 21 is an organic light emitting diode display screen, the display layer 211 may include structures such as a base layer, an anode, an organic layer, a conductive layer, an emission layer, and a cathode that are stacked in sequence.

In some embodiments, the light shielding layer 211 may be a thin layer structure made of materials such as foam or steel sheet.

In some embodiments, as shown in FIG. 3 , the display screen 21 includes a display area 215 and a non-display area 216 . The display area 215 performs the display function of the display screen 21 for displaying information. The non-display area 216 does not display information. Display screen 21 may include a plurality of non-display areas 216 spaced apart from each other. For example, non-display areas 216 are provided at the top and bottom of the display screen 21, respectively. The non-display area 216 can be used to set components such as a receiver and a fingerprint module.

The openings 213 provided on the light shielding layer 212 of the display screen 21 are located in the display area 215 of the display screen 21 . Through the opening 213, the functional component 23 can realize the proximity sensing function of the electronic device 100, and at the same time, the camera 231 can take pictures of the external scene through the opening 213, so that the camera 231 and the sensor component 232 can be connected through one opening. Function.

In some embodiments, the opening 213 is a circular hole. The diameter of the opening 213 is 2 to 4 mm. In some other embodiments, the opening 213 may also be a square hole, an oval hole and other shapes of holes.

Optical mirror 22 may be a dichroic mirror. The dichroic mirror can almost completely transmit light of a certain wavelength, and almost completely reflect the light of other wavelengths. Therefore, infrared rays can be emitted through the dichroic mirror, and light of other wavelengths can be transmitted. In some embodiments, as shown in FIG. 3 and FIG. 4 , the optical mirror 22 has a reflection plane 222 . The reflective plane 222 faces the sensor assembly 232 and the opening 213 in the display screen assembly 20 .

It can be understood that the optical mirror 22 has a reflection plane 222, wherein the reflection plane 222 faces the sensor assembly 232 and the opening 213, and the angle between the reflection plane of the optical mirror 22 and the sensor assembly 232 and the opening 213 is adjusted. , so that the signal emitted by the sensor assembly 232 can be reflected to the opening 213 through the reflection plane of the optical mirror 22 .

In some embodiments, as shown in FIG. 3 and FIG. 5 , the optical reflector 22 has a concave reflection surface, that is, the optical reflector 22 is configured as a concave surface for reflection, which can play a role of concentrating light, wherein, The reflective concave surface faces the sensor component 232 and the opening 213 in the display screen assembly 20, and the angle between the reflective concave surface of the optical mirror 22 and the sensor component 232 and the opening 213 is adjusted so that the signal emitted by the sensor component 232 is reflected by the optical mirror The reflection plane of the mirror 22 may reflect to the opening 213 .

In some embodiments, as shown in FIG. 6 , the sensor assembly 232 includes a signal transmitter 2321 and a signal receiver 2322 . Wherein, the signal transmitter 2321 and the signal receiver 2322 are disposed adjacent to each other. The distance d1 between the geometric center of the signal transmitter 2321 and the geometric center of the signal receiver 2322 is 2 to 14 mm.

In some embodiments, the signal transmitter 2321 and the signal receiver 2322 are packaged into the first chip 24 . Disposing the signal transmitter 2321 and the signal receiver 2322 adjacent to each other can reduce the volume of the first chip 24 .

In some embodiments, as shown in FIG. 7 , the sensor assembly 232 includes a signal transmitter 2321 and a signal receiver 2322 . Wherein, the signal transmitter 2321 and the signal receiver 2322 are spaced apart from each other. The distance d2 between the signal transmitter 2321 and the signal receiver 2322 is 2 to 14 mm. It can be understood that the above distance is the distance between the geometric center of the signal transmitter 2321 and the geometric center of the signal receiver 2322 . The signal transmitter 2321 and the signal receiver 2322 are spaced apart from each other to improve the isolation between the signal transmitter 2321 and the signal receiver 2322 and reduce the influence of the signal transmitted by the signal transmitter 2321 on the signal receiver 2322 .

In some embodiments, the above-mentioned signal transmitter 2321 and signal receiver 2322 are packaged into the first chip 24 .

In some embodiments, as shown in FIG. 8 , the sensor assembly 232 includes a signal transmitter 2321 , a signal receiver 2322 , and an ambient light sensor 2323 . The ambient light sensor 2323 is used to detect ambient light intensity. The electronic device 100 may adjust the brightness of the display screen 21 according to the ambient light intensity detected by the ambient light sensor 2323 .

The signal transmitter 2321, the signal receiver 2322, and the ambient light sensor 2323 are disposed adjacent to each other. The distance d3 between the geometric center of the signal transmitter 2321 and the geometric center of the signal receiver 2322 is 2 to 14 mm.

In some embodiments, the signal transmitter 2321 , the signal receiver 2322 , and the ambient light sensor 2323 are packaged into the second chip 25 .

In some embodiments, as shown in FIG. 9 , the sensor assembly 232 includes a signal transmitter 2321 , a signal receiver 2322 , and an ambient light sensor 2323 . The ambient light sensor 2323 is used to detect ambient light intensity. The electronic device 100 may adjust the brightness of the display screen 21 according to the ambient light intensity detected by the ambient light sensor 2323 .

The signal transmitter 2321, the signal receiver 2322, and the ambient light sensor 2323 are spaced apart from each other. The distance d4 between the signal transmitter 2321 and the signal receiver 2322 is 2 to 14 mm. It can be understood that the above distance is the distance between the geometric center of the signal transmitter 2321 and the geometric center of the signal receiver 2322 . The signal transmitter 2321, the signal receiver 2322 and the ambient light sensor 2323 are spaced apart from each other to improve the isolation between the signal transmitter 2321, the signal receiver 2322 and the ambient light sensor 2323, and reduce the number of pairs of signals transmitted by the signal transmitter 2321. Influence caused by signal receiver 2322, ambient light sensor 2323.

In some embodiments, the signal transmitter 2321 , the signal receiver 2322 , and the ambient light sensor 2323 are packaged into the second chip 25 .

The display screen components and electronic devices provided by the embodiments of the present application are described in detail above, and the principles and implementations of the present application are described with specific examples. The descriptions of the above embodiments are only used to help understand the present application. At the same time, for those skilled in the art, according to the idea of the present application, there will be changes in the specific embodiments and application scope. To sum up, the content of this specification should not be construed as a limitation to the present application.

Claims (11)

1. A display screen assembly, characterized in that it comprises a display screen and an optical mirror and a functional component arranged on one side of the display screen, the functional component includes a camera and a sensor component, and the optical mirror is arranged on the between the display screen and the camera; The side of the display screen facing the optical mirror is provided with a light shielding layer, the light shielding layer is provided with an opening, the opening is coaxial with the camera, and the size of the opening is the same as that of the camera. matching, the camera can obtain the external scene through the opening through the optical mirror, and the camera and the sensor assembly share the opening; The sensor assembly includes a signal transmitter and a signal receiver, the signal transmitter and the signal receiver are arranged on the same side of the optical mirror, the signal transmitter emits a detection signal, and the detection signal is passed through the The optical mirror is reflected to the opening, and then transmitted to the outside world through the opening; the detection signal is reflected by an external object to form a reflection signal, and the reflected signal passes through the opening and is reflected by the optical mirror to the signal receiver. 2 . The display screen assembly according to claim 1 , wherein the optical reflector has a reflection plane, the reflection plane faces the sensor assembly and the opening, and the reflection plane is used for reflecting all the elements. 3 . the detection signal and the reflected signal. 3 . The display screen assembly according to claim 1 , wherein the optical reflector has a reflective concave surface, the reflective concave surface faces the sensor assembly and the opening, and the reflective concave surface is used to reflect all the elements. 4 . The detection signal and the reflection signal are obtained, and the reflection concave surface is also used for gathering the light of the camera to obtain the external scene. 4 . The display screen assembly according to claim 1 , wherein the optical mirror is a dichroic mirror, and the dichroic mirror is used to reflect the detection signal and the reflection. 5 . It is used to transmit light signals of other wavelengths, and the camera can obtain the external scene through the dichroic mirror and the opening. 5 . The display screen assembly according to claim 1 , wherein the signal transmitter and the signal receiver are packaged into a first chip, and the signal transmitter and the signal receiver are packaged into a first chip. 6 . The transmitter spacing is set to improve the isolation between the signal transmitter and the signal receiver. 6. The display screen assembly according to any one of claims 1 to 3, wherein the sensor assembly further comprises an ambient light sensor, the ambient light sensor and the signal transmitter and the signal receiver being mutually Arranged adjacently, the ambient light sensor is used to detect ambient light intensity. 7 . The display screen assembly according to claim 6 , wherein the signal transmitter, the signal receiver and the ambient light sensor are packaged into a second chip, and the signal transmitter, the signal The receiver and the ambient light sensor are spaced apart from each other to improve isolation between the signal transmitter, the signal receiver and the ambient light sensor. 8 . The display screen assembly according to claim 1 , wherein the distance between the signal transmitter and the signal receiver is 2 to 14 mm. 9 . 9 . The display screen assembly according to claim 8 , wherein the distance between the signal transmitter and the signal receiver is the geometric center of the signal transmitter and the geometric center of the signal receiver. 10 . the distance between. 10 . The display screen assembly according to claim 1 , wherein the diameter of the opening is 2 to 4 mm. 11 . 11. An electronic device, comprising a casing and a display screen assembly, the display screen assembly being mounted on the casing, and the display screen assembly being the display according to any one of claims 1 to 10 screen components.

Images