CN109545159A - Gammate, virtual reality device and its driving method - Google Patents
Gammate, virtual reality device and its driving method Download PDFInfo
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- CN109545159A CN109545159A CN201811406106.6A CN201811406106A CN109545159A CN 109545159 A CN109545159 A CN 109545159A CN 201811406106 A CN201811406106 A CN 201811406106A CN 109545159 A CN109545159 A CN 109545159A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4418—Suspend and resume; Hibernate and awake
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0138—Head-up displays characterised by optical features comprising image capture systems, e.g. camera
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/014—Head-up displays characterised by optical features comprising information/image processing systems
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0673—Adjustment of display parameters for control of gamma adjustment, e.g. selecting another gamma curve
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- Crystallography & Structural Chemistry (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Picture Signal Circuits (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The present invention provides a kind of gammate, virtual reality device and its driving method.Gammate, applied to VR (virtual reality) equipment, the VR equipment includes display module, and the gammate includes user area identification circuit and gamma-correction circuit, wherein, the area information of user area identification circuit VR user for identification；The VR user is the user using the VR equipment；The area information indicates geographic area locating for the VR user；The gamma-correction circuit is used to obtain corresponding gamma parameter according to the area information, and the gamma parameter is sent to the display module.The present invention can choose suitable gamma parameter according to the regional information of user, to promote display effect.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of gammates, virtual reality device and its driving
Method.
Background technique
VR (Virtual Reality, virtual reality) equipment picture is shown require it is high, to keep user on the spot in person,
Possess better feeling of immersion, the picture of display needs more true, exquisiteness, color full.But due to the user couple of different geographical
Color identification difference, such as the closer liquid crystal for being 2.2 with Gamma (gamma) value of the real world color in the human eye of Asia
Display module, European are higher to more gay colours identification (corresponding Gamma value is higher).Therefore it is directed to a certain region
The display module of user's design, by the user of another region in use, can lead to the problem of poor display effect (thinks display effect
Fruit is partially dark or partially bright), it further results in VR and shows that picture is untrue, influence complete machine experience effect.With the internationalization of VR product,
Requirement to VR display compatibility is higher and higher.But current VR product existing on the market, unadjustable Gamma parameter, i.e.,
Display color effect can not be adjusted, causes to show poor to the compatibility of different geographical.
Summary of the invention
The main purpose of the present invention is to provide a kind of gammate, virtual reality device and its driving method, solutions
The certainly existing unadjustable Gamma parameter of VR equipment, i.e., can not adjust display color effect, cause to show to the simultaneous of different geographical
The poor problem of capacitive.
In order to achieve the above object, the present invention provides a kind of gammates, are applied to Virtual Reality equipment institute
Stating VR equipment includes display module, and the gammate includes user area identification circuit and gamma-correction circuit, wherein
The area information of user area identification circuit VR user for identification；The VR user is to be set using the VR
Standby user；The area information indicates geographic area locating for the VR user；
The gamma-correction circuit is used to obtain corresponding gamma parameter according to the area information, and the gamma is joined
Number is sent to the display module.
When implementation, the user area identification circuit includes camera shooting sub-circuit and identification sub-circuit；
The camera shooting sub-circuit is used to acquire the face-image of the VR user；
The identification sub-circuit is used to obtain facial information and colour of skin depth according to the face-image, and by analyzing
To the area information.
When implementation, the gamma-correction circuit includes storage sub-circuit and correction sub-circuit；
Gamma parameter list is stored in the storage sub-circuit, the gamma parameter list includes area information and gamma parameter
Between mapping relations；
The area information and the gamma that the correction sub-circuit is used to be analyzed according to the identification sub-circuit
Parameter list obtains corresponding gamma parameter.
The present invention also provides a kind of Virtual Reality equipment, including display module, the VR equipment further includes above-mentioned
Gammate；
Gamma-correction circuit in the gammate is connect with the display module, is used for the display module
Gamma parameter is provided.
When implementation, the user area identification circuit in the gammate includes camera shooting sub-circuit；
The camera shooting sub-circuit is infrared camera.
When implementation, VR equipment of the present invention further includes processor and backlight driving chip, the gammate
In gamma-correction circuit be contained in the processor；
The display module is used to feed back answer signal to the processor after receiving the gamma parameter；
The processor is after receiving the answer signal, Xiang Suoshu display module transmitting display data, and to described
Backlight driving chip sends enable signal, so that backlight driving chip works.
The present invention also provides a kind of driving methods of Virtual Reality equipment, which is characterized in that
When system switching is opened, the area information of user area identification circuit VR user for identification；Gamma correction electricity
Road obtains corresponding gamma parameter according to the area information, and the gamma parameter is sent to display module；The VR is used
Family is the user using the VR equipment；The area information indicates geographic area locating for the VR user.
When implementation, the driving method of VR equipment of the present invention further include: in the VR device power-up or standby wakeup
When, the system switching is opened.
When implementation, the VR equipment further includes processor and backlight driving chip, and the driving method of the VR equipment also wraps
It includes:
Answer signal is fed back to the processor after the display module receives the gamma parameter；
The processor is after receiving the answer signal, Xiang Suoshu display module transmitting display data, and to described
Backlight driving chip sends enable signal, so that backlight driving chip works.
Compared with prior art, gammate of the present invention, virtual reality device and its driving method use
User area identification circuit identifies the regional information of VR user, obtains corresponding gal according to regional information by gamma-correction circuit
Horse parameter, and the gamma parameter is sent to the display module, it is suitable so as to be chosen according to the regional information of user
Gamma (gamma) parameter, to promote display effect.
Detailed description of the invention
Fig. 1 is the structure chart of gamma-correction circuit described in the embodiment of the present invention；
Fig. 2 is the structure chart of gamma-correction circuit described in another embodiment of the present invention；
Fig. 3 is the structure chart of gamma-correction circuit described in further embodiment of this invention；
Fig. 4 is the structure chart of a specific embodiment of VR equipment of the present invention；
Fig. 5 is that the processor in VR equipment described in the embodiment of the present invention is sent out to drive integrated circult and backlight driving chip
The relation schematic diagram for the number of delivering letters.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Gammate described in the embodiment of the present invention is applied to VR (Virtual Reality, virtual reality) and sets
Standby, as shown in Figure 1, the VR equipment includes display module 10, the gammate includes user area identification circuit 11
With gamma-correction circuit 12, wherein
The regional information of the user area identification circuit 11 VR user for identification；The VR user is to use the VR
The user of equipment；The regional information indicates geographic area locating for the VR user；
The gamma-correction circuit 12 is connect with the user area identification circuit 11, for being obtained according to the regional information
The display module 10 is sent to corresponding gamma parameter, and by the gamma parameter.
In the specific implementation, the display module 10 can be LCM (Liquid Crystal Display Module, liquid
Brilliant display module).
Gammate described in the embodiment of the present invention is believed using the region of user area identification circuit identification VR user
Breath obtains corresponding gamma parameter according to regional information by gamma-correction circuit, and the gamma parameter is sent to described show
Show mould group, so as to choose suitable Gamma (gamma) parameter according to the regional information of user, to promote display effect.
Gammate described in the embodiment of the present invention can provide suitable display color parameter for VR user, so that
The display picture experienced when user is using VR equipment is truer, promotes the display experience effect of VR user.
Which the method that gammate described in the embodiment of the present invention uses recognition of face, automatic identification VR user belong to
A region will show picture color tune according to the Gamma parameter of algorithm automatic adjustment display module in recognition result again processor
It is assigned to the most adaptable effect of user.
In practical operation, in VR device power-up or standby wakeup, before backlight lightening, Gamma calibration as above is realized
Function, it is ensured that different user when putting on VR equipment i.e. carry out once-through operation, guarantee the Particular experience of different user, not
Additional uncomfortable experience can be brought to user.
Specifically, as shown in Fig. 2, on the basis of the embodiment of gamma-correction circuit described in Fig. 1, the user area
Identification circuit 11 may include camera shooting sub-circuit 111 and identification sub-circuit 112；
The camera shooting sub-circuit 111 is used to acquire at least one face-image of the VR user；
The identification sub-circuit 112 is connect with the camera shooting sub-circuit 111 and the gamma-correction circuit 12 respectively, is used for
Facial information and colour of skin depth are obtained according to the face-image, and the regional information is obtained by analysis, and will describedly
Domain information is sent to the gamma-correction circuit 12.
In the specific implementation, the quantity k for needing the face-image acquired can be determined according to arithmetic accuracy and system requirements
(k is positive integer), when required precision is high, the value of k can be bigger.
The facial information and colour of skin depth of different geographical people has very big difference.European's colour of skin is shallower, and eye socket is deeper,
The bridge of the nose is high and narrow；African's colour of skin is deeper, and the bridge of the nose is wider；Asian skin colours are yellow, and eye socket is higher, and the bridge of the nose is medium.Pass through machine
Device study, is trained with the picture of certain amount different geographical people, machine can be allowed to identify region locating for user rapidly.
In practical operation, in advance by the training process of machine learning, obtain between face-image and regional information
Relationship, and be stored in identification sub-circuit 112 in the form of library, it is only necessary to the collected VR user of the camera shooting sub-circuit 111
Face-image and library in image be scanned comparison, corresponding regional information can be obtained, the whole process time is shorter, only
Ms (millisecond) rank, user can enjoy more excellent real effect without waiting.
With the development of VR technology, the function in VR equipment is more and more, also further intelligent.The current big polygamy of VR product
Infrared camera is set, for realizing eyeball tracking.Infrared camera is low in energy consumption, and also with outstanding in dark environment
Image capture capabilities.When user wears VR equipment, human eye and face are in the environment of dark, so that infrared camera is in VR
There is irreplaceable application value in the helmet, the infrared camera in the VR helmet not only can capture eyeball position information,
It can capture the facial information and colour of skin depth of the user in the helmet.
In the specific implementation, the VR equipment may include camera module, and the camera module includes infrared camera,
One memory and MCU (Microcontroller Unit, micro-control unit), the embodiment of the present invention infrared can be taken the photograph using described
Picture head increases device as the camera shooting sub-circuit, without additional.
In practical operation, the identification sub-circuit 112 may include recognition unit and storage unit, with the camera shooting mould
The first memory that group includes is multiplexed with the storage unit, and the recognition unit can be set and include in the camera module
MCU in, stored in the first memory after machine learning for picture of analysis etc. referring to information, the identification is singly
Member compares calculating referring to information with described to the face-image of collected VR user, obtains the regional information of user.
In the specific implementation, as shown in figure 3, on the basis of the embodiment of gamma-correction circuit described in Fig. 1, the gal
Horse correcting circuit 12 may include storage sub-circuit 121 and correction sub-circuit 122；
Gamma parameter list is stored in the storage sub-circuit 121, the gamma parameter list includes regional information and gamma
Mapping relations between parameter；
The correction sub-circuit 122 respectively with the user area identification circuit 11, the storage sub-circuit 121 and described
Display module 10 connects, for according to the regional information and the gamma parameter list, obtaining corresponding gamma parameter, and by institute
It states gamma parameter and sends the display module 10 to.
In practical operation, the VR equipment can also include processor, the gamma-correction circuit 12 can be set in
In the processor, the gamma-correction circuit 12 includes storage sub-circuit 121 and correction sub-circuit 122, and gamma parameter list is deposited
It is stored in the storage sub-circuit 121, corrects sub-circuit 122 according to regional information and find corresponding gamma parameter.
Specifically, the processor may include second memory and central processing unit, include with the processor
Two memories are multiplexed with the storage sub-circuit 121, and the correction sub-circuit 122 may include in the central processing unit.
Virtual Reality equipment described in the embodiment of the present invention, including display module, the VR equipment further includes above-mentioned
Gammate；
Gamma-correction circuit in the gammate is connect with the display module, is used for the display module
Gamma parameter is provided.
Specifically, the user area identification circuit in the gammate may include camera shooting sub-circuit；
The camera shooting sub-circuit is infrared camera.
Specifically, the VR equipment can also include processor and backlight driving chip, in the gammate
Gamma-correction circuit is set in the processor；
The display module is used to feed back answer signal to the processor after receiving the gamma parameter；
The processor is after receiving the answer signal, Xiang Suoshu display module transmitting display data, and to described
Backlight driving chip sends enable signal, so that backlight driving chip works.
In the specific implementation, gamma correction is carried out in VR device power-up or standby wakeup, display module receives gamma
Notifier processes device after parameter, processor just start transmitting display data after receiving answer signal, and control display module carries out just
Often display, and enable signal, control backlight driving chip work, so that backlight circuit is sent out are sent to backlight driving chip simultaneously
Light.Before completing gamma correction, the display screen of no display signal display module is in black state, and in order to guarantee to show matter
Amount, need to be in normal display again by processor control backlight driving chip work.
As shown in figure 4, a specific embodiment of VR equipment of the present invention includes liquid crystal display die set 40, camera module
41, processor 42 and above-mentioned gammate；
The camera module 41 includes infrared camera 411, first memory 412 and micro-control unit 413；
The processor 42 includes central processing unit 421 and second memory 422；
The gammate includes user area identification circuit and gamma-correction circuit；
The user area identification circuit includes infrared camera and identification sub-circuit；The identification sub-circuit includes identification
Unit and storage unit；
The infrared camera that the user area identification circuit includes is the infrared camera 411 that the VR equipment includes
Multiplexing, the recognition unit may include in the micro-control unit 413, and the storage unit is the first memory
412；
The infrared camera 411 is used to acquire the face-image of the VR user；It is stored in the first memory 412
For picture of analysis etc. referring to information after machine learning, the recognition unit in the micro-control unit 413 is to described red
The face-image of the collected VR user of outer camera 411 compares calculating referring to information with described, obtains the region of user
Information；
The gamma-correction circuit includes storage sub-circuit and correction sub-circuit；The storage sub-circuit is described second
Memory 422, the correction sub-circuit are contained in the central processing unit 421；
Gamma parameter list is stored in the second memory 422, the gamma parameter list includes regional information and gamma
Mapping relations between parameter；
Correction sub-circuit in the central processing unit 421 is used for according to the regional information and the gamma parameter list,
Corresponding gamma parameter is obtained, and sends the gamma parameter to the liquid crystal display die set 40.
In practical operation, the processor can be AP (Application Processor, application processor) or PC
(Personal Computer, personal computer) processor.
Face image data is acquired under the environment that the infrared camera 411 can be dark in the VR helmet.
The specific embodiment of present invention VR equipment as shown in Figure 4 at work, when central processing unit 421 receives booting
When signal or standby wakeup signal, the infrared camera 411 is controlled by the first communication interface and carries out Image Acquisition, according to calculation
Method precision and system requirements determine the amount of images k of acquisition (k is positive integer)；Machine is stored in the first memory 412
For picture of analysis etc. referring to information after study, the recognition unit in the micro-control unit 413 is to the infrared camera 411
The face-image of collected VR user compares calculating referring to information with described, obtains the regional information of VR user, and will
The regional information is sent to the correction sub-circuit in the central processing unit 421；
In the specific implementation, first communication interface can for I2C interface or USB (Universal Serial Bus,
Universal serial bus) interface；
Correction sub-circuit in the central processing unit 421 exports corresponding gamma parameter to liquid according to the regional information
Brilliant display module 40 is used for display optimization；For the VR user of different geographical, the gamma parameter of its adaptation is tested out, forms gal
Horse parameter list, and the gamma parameter list is stored in the second memory 422, the school in the central processing unit 421
After positive sub-circuit receives the regional information of the VR user of the transmission of the recognition unit in the micro-control unit 413, from described the
Corresponding gamma parameter is called out in two memories 422, by the second communications interface transmission to liquid crystal display die set 40；
In the specific implementation, second communication interface can be I2C interface or MIPI (Mobile Industry
Processor Interface, mobile Industry Processor) interface.
The liquid crystal display die set 40 is after receiving the gamma parameter, by the Driver of the liquid crystal display die set 40
IC (drive integrated circult) returns response message to the central processing unit 421, the central processing unit 421 receive it is described
After response message, start transmitting display data to the liquid crystal display die set 40, and send enable signal to backlight driving chip,
So that backlight circuit shines.
Specifically, as shown in figure 5, the central processing unit 421 after receiving the response message, transmitting display data
The drive integrated circult 50 for including to the liquid crystal display die set, and enable signal EN is sent to backlight driving chip 51, in Fig. 5
In, label 52 is backlight circuit (backlight circuit 52 is contained in the VR equipment), and backlight circuit 52 includes multiple shines
Diode, label 53 are the liquid crystal display panel that the liquid crystal display die set includes, and the backlight circuit 52 is set to liquid crystal
The lower side of display panel 53.
The scheme that the embodiment of the present invention proposes is based on existing VR all-in-one machine or PC split air conditioner hardware device, without increasing
BOM (Bill of Material, bill of materials) cost.The embodiment of the present invention is only in VR device power-up and standby wakeup simultaneously
Gamma correction processing is carried out, VR equipment is not necessarily to re-adjustments after normally showing, can not additionally occupy treatment region running memory
In the case of optimize VR equipment display effect.
The embodiment of the present invention is applied widely, compatible per family for the use of global different geographical.
The driving method of Virtual Reality equipment described in the embodiment of the present invention is applied to above-mentioned VR equipment, and the VR is set
Standby driving method includes:
When system switching is opened, the regional information of user area identification circuit VR user for identification；Gamma correction electricity
Road obtains corresponding gamma parameter according to the regional information, and the gamma parameter is sent to display module；The VR is used
Family is the user using the VR equipment；The regional information indicates geographic area locating for the VR user.
Specifically, the driving method of VR equipment described in the embodiment of the present invention further include: the VR device power-up or to
When machine wakes up, the system switching is opened.
In the specific implementation, the VR equipment further includes processor and backlight driving chip, the driving side of the VR equipment
Method further include:
Answer signal is fed back to the processor after the display module receives the gamma parameter；
The processor is after receiving the answer signal, Xiang Suoshu display module transmitting display data, and to described
Backlight driving chip sends enable signal, so that backlight driving chip works.
In the driving method of Virtual Reality equipment described in the embodiment of the present invention, when VR device power-up or standby wakeup
When, system switching is opened, and processor is started to work, and is notified camera module to acquire and analyzed the face-image of VR user, with
To the regional information of VR user；After the completion of camera module function, Firmware (firmware) is carried out to display module by processor and is burnt
Record after receiving the signal that burning is completed, starts normal display；Before this, no display signal, the display screen of display module are black
Screen state；It, need to be in normal display again by processor control backlight driving chip work to guarantee to show quality.System workflow
Journey need to be carried out in strict accordance with timing, otherwise may there is the risk of abnormal show.Image Acquisition, analysis, the downloading of Gamma parameter only exist
System switching is completed when opening, and is normally shown in screen to standby or shutdown period, is not necessarily to repeat above procedure, therefore right
The power consumption of complete machine influences little.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of gammate is applied to Virtual Reality equipment, the VR equipment includes display module, and feature exists
In the gammate includes user area identification circuit and gamma-correction circuit, wherein
The area information of user area identification circuit VR user for identification；The VR user is to use the VR equipment
User；The area information indicates geographic area locating for the VR user；
The gamma-correction circuit is used to obtain corresponding gamma parameter according to the area information, and the gamma parameter is passed
It send to the display module.
2. gammate as described in claim 1, which is characterized in that the user area identification circuit includes camera shooting
Circuit and identification sub-circuit；
The camera shooting sub-circuit is used to acquire the face-image of the VR user；
The identification sub-circuit is used to obtain facial information and colour of skin depth according to the face-image, and obtains institute by analysis
State area information.
3. gammate as claimed in claim 1 or 2, which is characterized in that the gamma-correction circuit includes storage
Circuit and correction sub-circuit；
Gamma parameter list is stored in the storage sub-circuit, the gamma parameter list includes between area information and gamma parameter
Mapping relations；
The area information and the gamma parameter that the correction sub-circuit is used to be analyzed according to the identification sub-circuit
Table obtains corresponding gamma parameter.
4. a kind of Virtual Reality equipment, including display module, which is characterized in that the VR equipment further includes such as claim 1
To gammate described in any claim in 3；
Gamma-correction circuit in the gammate is connect with the display module, for providing to the display module
Gamma parameter.
5. VR equipment as claimed in claim 4, which is characterized in that the user area identification circuit in the gammate
Including imaging sub-circuit；
The camera shooting sub-circuit is infrared camera.
6. VR equipment as claimed in claim 4, which is characterized in that further include processor and backlight driving chip, the gamma
Gamma-correction circuit in correction unit is contained in the processor；
The display module is used to feed back answer signal to the processor after receiving the gamma parameter；
The processor is after receiving the answer signal, Xiang Suoshu display module transmitting display data, and to the backlight
Driving chip sends enable signal, so that backlight driving chip works.
7. a kind of driving method of Virtual Reality equipment, which is characterized in that
When system switching is opened, the area information of user area identification circuit VR user for identification；Gamma-correction circuit root
Corresponding gamma parameter is obtained according to the area information, and the gamma parameter is sent to display module；The VR user is
Use the user of the VR equipment；The area information indicates geographic area locating for the VR user.
8. the driving method of VR equipment as claimed in claim 7, which is characterized in that further include: in the VR device power-up or
When standby wakeup, the system switching is opened.
9. the driving method of VR equipment as claimed in claim 7 or 8, which is characterized in that the VR equipment further includes processor
And backlight driving chip, the driving method of the VR equipment further include:
Answer signal is fed back to the processor after the display module receives the gamma parameter；
The processor is after receiving the answer signal, Xiang Suoshu display module transmitting display data, and to the backlight
Driving chip sends enable signal, so that backlight driving chip works.
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