WO2018121060A1

WO2018121060A1 - Method and device for upgrading projector

Info

Publication number: WO2018121060A1
Application number: PCT/CN2017/109326
Authority: WO
Inventors: 田凤莲; 薛光坛; 肖多岭; 李屹
Original assignee: 深圳市光峰光电技术有限公司
Priority date: 2016-12-29
Filing date: 2017-11-03
Publication date: 2018-07-05
Also published as: CN108279913A

Abstract

A method and device for upgrading a projector, which relate to the technical field of projection devices. The projector comprises a central control management module, and the central control management module is connected to a digital light processing module, a signal front-end processing module and a power supply module, respectively. The method comprises: establishing a communication connection between an upper computer and the central control management module of the projector; and invoking a software upgrade package in the upper computer, and using the software upgrade package to upgrade, via the central control management module, the central control management module, the digital light processing module, the signal front-end processing module and the power supply module of the projector, respectively, so that modules to be upgraded in the projector can be connected as a whole, unifying management via the central control management module, thereby realizing one-click upgrading and facilitating the maintenance of the projector.

Description

Technical field

[0001] The present invention relates to the field of projection devices, and in particular, to a method and an apparatus for upgrading a projector.

Background technique

[0002] The internal function module of the projector needs to be programmed to upgrade, including digital light processing module (DLP module), signal front end processing module (SFEP module), power module (IDU module) and central control management module (PD U module).

technical problem

[0003] In the existing upgrade method, the upgrade DLP module needs to be connected to the USB interface, and the upgrade of the other three modules also needs to be respectively connected to the onboard debugging ports of each module, and cooperate with the respective PC end burning software and burning tool. This kind of upgrade method not only needs to disassemble the machine, but also needs to select different burning software and burning tool, which is cumbersome and error-prone.

Problem solution

Technical solution

[0004] The main object of the present invention is to provide a method and a device for upgrading a projector, which can connect the modules to be upgraded in the projector as a whole, and uniformly manage through the central control management module to realize one-key upgrade, which is convenient for the projector. Maintenance.

In order to achieve the above object, the present invention provides a method for upgrading a projector, wherein the projector includes a central control management module, and the central control management module respectively has a digital light processing module, a signal front end processing module, and a power module. Connected, the method includes:

[0006] establishing a communication connection between the upper computer and the central control management module of the projector;

[0007] calling a software upgrade package in the upper computer, and the software upgrade package is respectively used by the central control management module to the central control management module, the digital light processing module, and the signal front end of the projector The processing module and the power module are upgraded.

[0008] Optionally, the establishing a communication connection between the upper computer and the central control management module of the projector is specifically [0009] Connect the host computer to the serial port of the projector through the serial cable.

[0010] Optionally, the establishing a communication connection between the upper computer and the central control management module of the projector is specifically

[0011] The host computer is connected to the network port of the projector through the network cable and the HDBaseT device.

[0012] Optionally, the central control management module is connected to the power module by using a universal asynchronous transceiver;

[0013] the central control management module is connected to the digital light processing module through a USB bus; and

[0014] The central control management module is connected to the signal front end processing module through a serial peripheral interface.

[0015] Optionally, at least the software upgrade package includes: a central control management module upgrade package, a digital optical processing module upgrade package, a signal front end processing module upgrade package, and a power module upgrade package.

[0016] Optionally, the software upgrade package in the upper computer is invoked, and the software upgrade package is respectively used by the central control management module to the central control management module of the projector, and the digital light processing The module, the signal front-end processing module, and the power module are upgraded, including:

[0017] calling the software upgrade package in the upper computer, and decompressing to obtain the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power module upgrade package ;

[0018] establishing a communication connection between the central control management module and the digital processing module, the signal front end processing module, and the power supply module;

[0019] the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power supply module upgrade package are respectively directed to the central control management module, the digital light The processing module, the signal front end processing module, and the power module are upgraded.

[0020] As another aspect of the present invention, a projector upgrade apparatus is provided, wherein the projector includes a central control management module, and the central control management module and the digital light processing module, the signal front end processing module, and the power supply respectively The modules are connected, and the upgrade device includes:

[0021] a communication unit, configured to establish a communication connection between the upper computer and the central control management module of the projector;

[0022] an upgrade unit, configured to invoke a software upgrade package in the upper computer, and the software upgrade package is respectively used by the central control management module to the central control management module and the digital light processing module of the projector And the signal front end processing module and the power module are upgraded.

[0023] Optionally, the communication unit is: [0024] The serial communication unit is configured to connect the host computer to the serial port of the projector through a serial line.

[0025] Optionally, the communication unit is:

[0026] A network cable communication unit is configured to connect the host computer to the network port of the projector through the network cable and the HDBaseT device.

[0027] Optionally, the central control management module is connected to the power module by using a universal asynchronous transceiver;

[0028] the central control management module is connected to the digital light processing module through a USB bus; and

[0029] The central control management module is connected to the signal front end processing module through a serial peripheral interface.

[0030] Optionally, at least the software upgrade package includes: a central control management module upgrade package, a digital optical processing module upgrade package, a signal front end processing module upgrade package, and a power module upgrade package.

[0031] Optionally, the upgrading unit includes:

[0032] calling the software upgrade package in the upper computer, and decompressing to obtain the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power module upgrade package ;

[0033] establishing a communication connection between the central control management module and the digital processing module, the signal front end processing module, and the power module;

[0034] the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power module upgrade package are respectively directed to the central control management module, the digital light The processing module, the signal front end processing module, and the power module are upgraded.

Advantageous effects of the invention

Beneficial effect

[0035] The present invention provides a method and an apparatus for upgrading a projector. The projector includes a central control management module, and the central control management module is respectively connected with a digital light processing module, a signal front end processing module, and a power module. The method includes: establishing a communication connection between the upper computer and the central control management module of the projector; calling a software upgrade package in the upper computer, and respectively respectively, by using the central control management module, the software upgrade package The central control management module, the digital light processing module, the signal front-end processing module, and the power module are upgraded, and the modules to be upgraded in the projector are connected as a whole, and unified by the central control management module. Management, one-click upgrade, easy to maintain the projector.

Brief description of the drawing

DRAWINGS 1 is a flowchart of a method for upgrading a projector according to Embodiment 1 of the present invention;

2 is a schematic diagram showing the functional structure of a projector according to Embodiment 1 of the present invention;

3 is a block diagram showing an exemplary structure of a device for upgrading a projector according to Embodiment 2 of the present invention.

[0039]

[0040] The implementation, functional features, and advantages of the present invention will be further described with reference to the accompanying drawings.

Embodiments of the invention

[0041] It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the following description, the suffixes such as "module", "component" or "unit" used to denote an element are merely for the purpose of facilitating the description of the present invention, and do not have a specific meaning per se. Therefore, "module" and "component" can be used in combination.

[0043] Embodiment 1

[0044] As shown in FIG. 1 , in this embodiment, a method for upgrading a projector, the projector includes a central control management module, and the central control management module and the digital light processing module and the signal front end processing module respectively Connected to the power module, the method includes:

[0045] S10. Establish a communication connection between the upper computer and the central control management module of the projector.

[0046] S20, calling a software upgrade package in the upper computer, and the software upgrade package is respectively used by the central control management module to the central control management module, the digital light processing module, and the The signal front end processing module and the power module are upgraded.

[0047] In this embodiment, through the communication connection between the upper computer and the central control management module, the central control management module is further connected with the module to be upgraded, and the module to be upgraded may be a digital light processing module or a signal front end processing module. The power module, the central control management module, etc., can connect the modules to be upgraded in the projector as a whole, and uniformly adjust and control the upgrade data through the central control management module to realize one-click upgrade, which is convenient for maintenance of the projector.

[0048] As shown in FIG. 2, which is a functional structure diagram of the projector, the function modules to be upgraded in the projector include: a central control management module PDU, a digital optical processing module DLP, a signal front end processing module SFEP, and a power module IDU. In this embodiment, the central control management module PDU is connected to the digital optical processing module DLP through a USB bus. The SPI bus is connected to the program memory of the signal front-end processing module, and is connected to the power module IDU through the universal asynchronous transceiver UA RT bus, so that the entire system to be upgraded is uniformly managed by the PDU, connected to the host computer through the serial port, or used The network cable is connected to the host computer through the HDBaseT device. When the projector needs to be upgraded, only the PC software on the PC side needs to be selected, and the software package corresponding to the model is selected. The upper machine can call the four upgrade packages in the software upgrade package to the corresponding interface. Press the "Upgrade Software" button on the host computer interface to automatically upgrade the 4 softwares in sequence to achieve the "One Button Upgrade" effect.

[0049] In this embodiment, the central control management module PDU is connected to the other three modules to be upgraded through the UAR T bus, and is used for asynchronous communication between the four, and can realize full duplex transmission of data. And receiving.

[0050] In this embodiment, the establishing a communication connection between the upper computer and the central control management module of the projector is specifically:

[0051] The host computer is connected to the serial port of the projector through the serial cable. As shown in FIG. 2, the serial control signal input interface and the serial port signal output interface are arranged on the central control management module PDU, and are used for serial communication with the upper computer.

[0052] As another embodiment, the communication connection between the upper computer and the central control management module of the projector is specifically:

[0053] The upper computer is connected to the network port of the projector through the network cable and the HDBaseT device. As shown in FIG. 2, the central control management module PDU is provided with a media independent interface ΜΠ for connecting with the HDBaseT device. The HDBaseT device is a device that uses HDBaseT technology. The HDBaseT technology is an audio and video interface standard. Based on network transmission, audio, video, network, control signals and power supply circuits can be integrated together. A common network cable is used as the transmission cable. An RJ45 network port is provided on the HDBaseT device, and is connected to the host computer through a common network cable.

[0054] In this embodiment, at least the software upgrade package includes: a central control management module upgrade package, a digital light processing module upgrade package, a signal front end processing module upgrade package, and a power module upgrade package, when the projector performs one After the key is upgraded, the PDU is used as the central control management module. The upper computer communicates with the PDU module through the serial port (by RS232 protocol) or the network port (through the HDBaseT device, the protocol), and the PDU communicates with each other module separately, and the program is upgraded.吋, PDU calls the central control management module upgrade package, upgrades its own program through the module internal bus; PDU calls the digital light processing module upgrade package, upgrades the DLP module program through the USB bus; PDU calls the signal front-end processing module upgrade package, upgrades SFEP through SPI bus Module program; PDU calls the power module upgrade package to upgrade the IDU module program through the UART serial bus. [0055] In this embodiment, the step S20 includes:

[0056] calling the software upgrade package in the upper computer, and decompressing to obtain the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power module upgrade package ;

[0057] establishing a communication connection between the central control management module and the digital processing module, the signal front end processing module, and the power supply module;

[0058] the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power module upgrade package are respectively directed to the central control management module, the digital light The processing module, the signal front end processing module, and the power module are upgraded.

[0059] In this embodiment, the central control management module, the signal front-end processing module, and the power module are all provided with a debugging port for separately upgrading the three modules, and the central control management module passes through the USB bus. The digital light processing module is connected; the central control management module is connected to the signal front end processing module through a serial peripheral interface; the digital light processing module is connected to the USB bus, and is used for separate upgrade of the digital light processing module, which is a A useful supplement and alternative to key upgrades.

[0060] In this embodiment, the signal front end processing module is provided with a signal input interface for receiving signals, and the signal front end processing module is further connected to the HDBaseT device through HDMI, and the signal front end processing module outputs The signal is input to the digital light processing module through the signal format conversion device and the geometric correction device, and the geometric correction device is also connected to the central control management module via the SPI bus.

[0061] In this embodiment, the digital light processing module outputs a signal to the DMD panel to realize lens projection output, and the DMD panel is connected to the color wheel and the optical machine.

[0062] In this embodiment, the power module is used to supply power to an LD (Laser Disc) light source.

[0063] In this embodiment, the central control management module is also connected with a peripheral module such as a lens motor, a fan, a keypad, and a temperature acquisition to form a complete projector system.

[0064]

Embodiment 2

[0066] As shown in FIG. 3, in this embodiment, an upgrade apparatus for a projector includes:

[0067] The communication unit 10 is configured to establish a communication connection between the upper computer and the central control management module of the projector;

[0068] The upgrading unit 20 is configured to invoke a software upgrade package in the upper computer, where the central control management module The software upgrade package upgrades the central control management module, the digital light processing module, the signal front end processing module, and the power module of the projector, respectively.

[0069] In this embodiment, the modules to be upgraded in the projector can be connected as a whole, and unified management by the central control management module to realize one-key upgrade, which is convenient for maintenance of the projector.

[0070] As shown in FIG. 2, which is a functional structure diagram of the projector, the function modules to be upgraded in the projector include: a central control management module PDU, a digital optical processing module DLP, a signal front end processing module SFEP, and a power module IDU, In this embodiment, the central control management module PDU is connected to the digital optical processing module DLP through a USB bus, connected to the program memory of the signal front end processing module through the SPI bus, and connected to the power module IDU through the UART bus, thereby making the whole The system to be upgraded is managed by the PDU, connected to the host computer through the serial port, or connected to the host computer through the HDBaseT device. When the projector needs to be upgraded, you only need to use the PC software on the PC to select the software package corresponding to the model. The upper opportunity once calls the 4 upgrade packages in the software upgrade package to the corresponding interface. Press the "Upgrade Software" button on the host computer interface to automatically upgrade the 4 softwares in turn to achieve the "one-click upgrade" effect.

[0071] In this embodiment, the central control management module PDU is connected to the other three modules to be upgraded through the UAR T bus, and is used for asynchronous communication between the four, and can realize full duplex transmission of data. And receiving.

[0072] In this embodiment, the communication unit is:

[0073] The serial communication unit is configured to connect the host computer to the serial port of the projector through the serial line. As shown in FIG. 2, the central control management module PDU is provided with a serial port signal input interface and a serial port signal output interface, and is used for the upper position. The machine performs serial communication.

[0074] As another embodiment, the communication unit is:

[0075] The network cable communication unit is configured to connect the upper computer to the network port of the projector through the network cable and the HDBaseT device. As shown in FIG. 2, the central control management module PDU is provided with a media independent interface ΜΠ for the HDBase. The T device is connected. The HDBaseT device is a device that uses HDBaseT technology. The HDBaseT technology is an audio and video interface standard. Based on network transmission, audio, video, network, control signals and power supply circuits can be grouped together. The ordinary network cable is used as the transmission cable. The RJ45 network port is installed on the HDBaseT device, and is connected to the host computer through the ordinary network cable.

[0076] In this embodiment, at least the software upgrade package includes: a central control management module upgrade package, a digital light processing module upgrade package, a signal front end processing module upgrade package, and a power module upgrade package, when the projector performs One-click upgrade, PDU as the central control management module, the host computer communicates with the PDU module through the serial port (according to RS232 protocol) or the network port (through HDBaseT device, ΜΠ protocol), and the PDU communicates with other modules separately, and upgrades the program. Thereafter, the PDU calls the central control management module upgrade package, and upgrades its own program through the module internal bus; the PDU calls the digital light processing module upgrade package, and the DLP module program is upgraded through the USB bus; the PDU calls the signal front-end processing module upgrade package, and is upgraded through the SPI bus. SFEP module program; PDU calls the power module upgrade package to upgrade the IDU module program through the UART serial bus.

[0077] In this embodiment, the upgrading unit includes:

[0078] calling the software upgrade package in the upper computer, and decompressing to obtain the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power module upgrade package ;

[0079] establishing a communication connection between the central control management module and the digital processing module, the signal front end processing module, and the power supply module;

[0080] the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power supply module upgrade package are respectively directed to the central control management module, the digital light The processing module, the signal front end processing module, and the power module are upgraded.

[0081] In this embodiment, the central control management module, the signal front-end processing module, and the power module are all provided with a debugging port for separately upgrading the three modules, and the central control management module passes through the USB bus. The digital light processing module is connected; the central control management module is connected to the signal front end processing module through a serial peripheral interface; the digital light processing module is connected to the USB bus, and is used for separate upgrade of the digital light processing module, which is a A useful supplement and alternative to key upgrades.

[0082] In this embodiment, the signal front end processing module is provided with a signal input interface for receiving signals, and the signal front end processing module is further connected to the HDBaseT device through HDMI, and the signal front end processing module outputs The signal is input to the digital light processing module through the signal format conversion device and the geometric correction device, and the geometric correction device is also connected to the central control management module via the SPI bus.

[0083] In this embodiment, the digital light processing module outputs a signal to the DMD panel to realize lens projection output, and the DMD panel is connected to the color wheel and the optical machine.

[0084] In this embodiment, the power module is used to supply power to an LD (Laser Disc) light source.

[0085] In this embodiment, the central control management module is also connected with a lens motor, a fan, a keypad, a temperature acquisition, and the like. The modules are connected to form a complete projector system.

[0086]

[0087] It is to be noted that the terms "comprising", "including", or any other variants thereof are intended to encompass a non-exclusive inclusion, such that a process, method, article, or device comprising a Those elements, but also other elements not explicitly listed, or elements that are inherent to such a process, method, item or device. An element defined by the phrase "comprises a ..." without further restrictions does not exclude the presence of additional elements in the process, method, article, or device that comprises the element.

[0088] The foregoing serial numbers of the embodiments of the present invention are merely for the description, and do not represent the advantages and disadvantages of the embodiments.

[0089]

[0090] Through the description of the above embodiments, those skilled in the art can clearly understand that the foregoing embodiment method can be implemented by means of software plus a necessary general hardware platform, and of course, can also be through hardware, but in many cases, the former It is a better implementation. Based on such understanding, the technical solution of the present invention, which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk, The optical disc includes a number of instructions for causing a terminal device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the methods described in various embodiments of the present invention.

The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and the equivalent structure or equivalent process transformations made by the description of the present invention and the contents of the drawings may be directly or indirectly applied to other related The technical field is equally included in the scope of patent protection of the present invention.

Claims

Claim

A method for upgrading a projector, characterized in that: the projector comprises a central control management module, and the central control management module is respectively connected with a digital light processing module, a signal front end processing module and a power module, and the upgrading method Includes:

Establishing a communication connection between the upper computer and the central control management module of the projector; calling a software upgrade package in the upper computer, and respectively speaking, by the central control management module, the software upgrade package to the projector The central control management module, the digital light processing module, the signal front end processing module, and the power module are upgraded.

2. The method for upgrading a projector according to claim 1, wherein the establishing a communication connection between the host computer and the central control management module of the projector is: connecting the host computer and the projection through a serial line. The serial port of the machine is connected.

3. The method for upgrading a projector according to claim 1, wherein the establishing a communication connection between the upper computer and the central control management module of the projector is: connecting the upper computer through the network cable and the HDBaseT device. Connect to the network port of the projector.

The method for upgrading a projector according to claim 1, wherein the central control management module is connected to the power module through a universal asynchronous transceiver; the central control module passes the USB bus and the digital The optical processing module is connected; and the central control management module is connected to the signal front end processing module through a serial peripheral interface.

The method for upgrading a projector according to claim 1, wherein at least the software upgrade package includes: a central control management module upgrade package, a digital light processing module upgrade package, a signal front end processing module upgrade package, and Power module upgrade package.

The method for upgrading a projector according to claim 5, wherein the software upgrade package in the upper computer is called, and the software upgrade package is respectively used by the central control management module to the projector The upgrade of the central control management module, the digital light processing module, the signal front-end processing module, and the power module includes:

Calling the software upgrade package in the upper computer, and decompressing to obtain the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power module upgrade package; Establishing a communication connection between the central control management module and the digital processing module, the signal front end processing module, and the power module;

The central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power module upgrade package are respectively directed to the central control management module, the digital light processing module, The signal front end processing module and the power module are upgraded.

7. The projector upgrade device, wherein the projector comprises a central control management module, wherein the central control management module is respectively connected with a digital light processing module, a signal front end processing module and a power module, and the upgrading device Includes:

a communication unit, configured to establish a communication connection between the upper computer and the central control management module of the projector;

An upgrade unit, configured to invoke a software upgrade package in the host computer, and the software upgrade package is respectively used by the central control module to the central control management module, the digital light processing module, and the signal of the projector The front end processing module and the power module are upgraded.

8. The projector upgrade apparatus according to claim 7, wherein the communication unit is:

The serial communication unit is used to connect the host computer to the serial port of the projector through the serial cable.

9. The projector upgrade apparatus according to claim 7, wherein the communication unit is:

The network cable communication unit is used to connect the host computer to the network port of the projector through the network cable and the HDBaseT device.

The upgrade device of the projector according to claim 7, wherein the central control management module is connected to the power module through a universal asynchronous transceiver; the central control module passes the USB bus and the digital The optical processing module is connected; and the central control management module is connected to the signal front end processing module through a serial peripheral interface.

The upgrade device of the projector according to claim 7, wherein at least the software upgrade package includes: a central control management module upgrade package, a digital light processing module upgrade package, a signal front end processing module upgrade package, and Power module upgrade package. [Claim 12] 12. The upgrading apparatus of the projector according to claim 11, wherein the upgrading unit is specifically configured to:

Calling the software upgrade package in the host computer, and decompressing to obtain the central control management module upgrade package, the digital light processing module upgrade package, the signal front end processing module upgrade package, and the power module upgrade package;

Establishing a communication connection between the central control management module and the digital processing module, the signal front end processing module, and the power module;