CN106569337B - A kind of virtual reality system and its localization method - Google Patents
A kind of virtual reality system and its localization method Download PDFInfo
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- CN106569337B CN106569337B CN201610922097.0A CN201610922097A CN106569337B CN 106569337 B CN106569337 B CN 106569337B CN 201610922097 A CN201610922097 A CN 201610922097A CN 106569337 B CN106569337 B CN 106569337B
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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
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Abstract
The invention discloses a kind of virtual reality system and its localization method, the virtual reality system include host and host be wirelessly connected wear display equipment, two wireless controllers and it is multiple around be arranged in wear display equipment and two wireless controllers where wireless camera equipment around space；It wears and is respectively arranged with infrared light supply on display equipment and two wireless controllers；In virtual reality system starting, host obtains the initial position message for wearing display equipment and two wireless controllers by wireless camera equipment；In virtual reality system operational process, the infrared light supply worn in display equipment is lighted always, and the infrared light supply on two wireless controllers alternately flickers according to predeterminated frequency；Wireless camera equipment acquires infrared image according to predeterminated frequency, determine the position of each infrared light supply, and corresponding equipment is distinguished, corresponding location information is sent to host later, avoids and the problem of positioning is easy to produce interference is distinguished to by positioning device according to visible light source.
Description
Technical field
The present invention relates to technical field of virtual reality, and in particular to a kind of virtual reality system and its localization method.
Background technique
Existing virtual reality system, space orientation are all based on infrared light supply and visible light source to complete, specifically
Working principle is: it is provided with infrared light supply and visible light source on head-mounted display and wireless controller, it is fixed by infrared light supply
The position position of head-mounted display and the position of wireless controller, it is fixed to be judged by the different colours or different shape of visible light source
Position to object wear display equipment or wireless controller.
Equipment is distinguished according to the color and shape of visible light source, the approximate object of color and shape can produce in environment
Raw interference, and when visible light source on different devices mutually blocks or is close, can also generate interference between each other.
Summary of the invention
The present invention provides a kind of virtual reality system and its localization methods, to solve existing virtual reality locating scheme
The problem of distinguishing to by positioning device according to the different colours of visible light source or different shape, be easy to produce interference.
According to one aspect of the present invention, the present invention provides a kind of virtual reality systems, including host and the host
What is be wirelessly connected wears display equipment, the first wireless controller, the second wireless controller and multiple wireless camera equipment；The nothing
Line picture pick-up device around be arranged in it is described wear display equipment, the first wireless controller, the second wireless controller where space
Around；It is described to wear display equipment, the first wireless controller, be respectively arranged with infrared light supply on the second wireless controller；
The virtual reality system starting when, the host by the wireless camera equipment obtain respectively described in wear
Show equipment, the initial position message of the first wireless controller, the second wireless controller；
In the virtual reality system operational process, the infrared light supply worn in display equipment is lighted always, institute
The infrared light supply stated on the first wireless controller and the second wireless controller alternately flickers according to predeterminated frequency；The wireless camera
Equipment acquires the infrared image in the space according to the predeterminated frequency, determines each infrared light according to the infrared image of acquisition
The position in source, and display equipment, the first wireless controller, the second wireless controller are worn described in differentiation, later by corresponding position
Confidence breath is sent to the host.
Another aspect according to the present invention, the present invention provides a kind of virtual reality system localization methods, comprising:
To wear display equipment, the first wireless controller, the second wireless controller and multiple wireless camera equipment respectively without
Line is connected to host, and the wireless camera equipment is shown equipment, the first wireless controller, second around described wear is arranged in
Where wireless controller around space；
It wears display equipment, the first wireless controller described, infrared light supply is respectively set on the second wireless controller；
By the wireless camera equipment obtain respectively described in wear display equipment, the first wireless controller, second wireless
The initial position message of controller；
The infrared light supply worn in display equipment described in control is lighted always, and first wireless controller and second are controlled
Infrared light supply on wireless controller alternately flickers according to predeterminated frequency, using the wireless camera equipment according to the default frequency
Rate acquires the infrared image in the space, and the position of each infrared light supply is determined according to the infrared image of acquisition, and distinguishes institute
It states and wears display equipment, the first wireless controller, the second wireless controller, corresponding location information is sent to the master later
Machine.
The beneficial effects of the present invention are: by wearing display equipment, the first wireless controller, on the second wireless controller
Infrared light supply is set, the position of infrared light supply can be determined using wireless camera equipment acquisition infrared image；And it controls each red
Outer light source works in different ways, and the differentiation to each equipment may be implemented, thus complete to wear display equipment, the first nothing
The tracking and positioning of lane controller, the second wireless controller.Virtual reality system provided in this embodiment does not need wearing display
Visible light source is arranged on the second wireless controller in equipment, the first wireless controller, avoids the different colours according to visible light source
Or different shape distinguishes the problem of positioning is easy to produce interference to by positioning device.
Detailed description of the invention
Fig. 1 is a kind of functional block diagram of virtual reality system provided by one embodiment of the present invention；
Fig. 2 is the functional block diagram of wireless controller in one embodiment of the invention；
Fig. 3 is the functional block diagram of wireless camera equipment in one embodiment of the invention；
Fig. 4 is the timing diagram of synchronization signal in one embodiment of the invention；
Fig. 5 is a kind of flow chart of virtual reality system localization method provided by one embodiment of the present invention.
Specific embodiment
Design concept of the invention is: existing virtual reality system according to the color and shape of visible light source to equipment into
Row is distinguished, and the approximate object of color and shape is easy to produce interference in environment, and visible light source on different devices is mutual
Interference can be also generated when blocking or is close between each other.In response to this, the present invention is wearing display equipment, first wirelessly
Infrared light supply is only set on controller, the second wireless controller, is not provided with visible light source, by controlling each infrared light supply with difference
Mode work, the positioning and differentiation to each equipment may be implemented.Since the present invention is without using visible light source, thus also
It avoids and the problem of positioning is easy to produce interference is distinguished to by positioning device according to visible light source.
Fig. 1 is a kind of functional block diagram of virtual reality system provided by one embodiment of the present invention, as shown in Figure 1, this reality
The virtual reality system for applying example offer includes that host 110 and wearing for the wireless connection of host 110 show that equipment 120, first is wireless
Controller 130, the second wireless controller 140 and multiple wireless camera equipment 150.
Multiple wireless camera equipment 150, which surround to be arranged in, wears display equipment 120, the first wireless controller 130, the second nothing
Around 140 place space of lane controller, display equipment 120, the first wireless controller 130, the second wireless controller 140 are worn
On be respectively arranged with infrared light supply, available each is red by the infrared image for acquiring the space for wireless camera equipment 150
The location information of outer light source.In fact, merely with two width infrared images of acquisition can be infrared to one simultaneously from different perspectives
Light source is positioned, and Fig. 1, which shows to surround, wears display equipment 120, the first wireless controller 130, the second wireless controller 140
Space layout 4 wireless camera equipment in place can be effectively prevented and be blocked during user movement to infrared light supply, such as
Blocking for body or blocking for certain barriers.
In virtual reality system starting, host 110 can be obtained respectively by wireless camera equipment 150 and wear display
The initial position message of equipment 120, the first wireless controller 130, the second wireless controller 140 carries out Initialize installation.Such as
It can control and wear display equipment 120, the first wireless controller 130, the second wireless controller 140 according to certain sequence successively point
It is bright, or according to certain frequency scintillation, wireless camera equipment 150 can obtain each equipment after acquiring infrared image respectively
Initial position.The sample frequency of wireless camera equipment 150 is higher, and user's head and the movement velocity of both hands will not be too fast, leads to
Jumping characteristic variation will not occur in two continuous frames image in the location information of a normal equipment, and motion profile is continuous, flat
Sliding curve can be real-time according to its motion profile after the initial position message that system completes that initialization obtains each equipment
Obtain the location information of each equipment.
But in the virtual reality system operational process, display equipment 120, the first wireless controller 130, the are worn
It is possible that hypotelorism, mutually blocking, the situations such as track cross between two wireless controllers 140, in this case
It is that it is corresponding that each infrared light supply must be rejudged for which equipment.Display equipment 120, first is worn wirelessly to distinguish
Controller 130, the second wireless controller 140 in virtual reality system provided in this embodiment, are worn 120 in display equipment
Infrared light supply is lighted always, and the infrared light supply on the first wireless controller 130 and the second wireless controller 140 is according to predeterminated frequency
Alternating flickers.Since the timing of each infrared source working is different, wireless camera equipment 150 is acquired red with this predeterminated frequency
After outer image, so that it may the case where being lighted according to infrared light supply, judge an infrared light supply it is corresponding be to wear display equipment
120, the first wireless controller 130 or the second wireless controller 140.After completing the differentiation between equipment, wireless camera
The corresponding location information of each equipment is sent to host 110 by equipment, is carried out according to location information to image by host 110
Reason, then by treated, image is shown to user by wearing display equipment 120.
Virtual reality system provided in this embodiment, by wearing display equipment, the first wireless controller, second wirelessly
Infrared light supply is set on controller, the position of infrared light supply can be determined using wireless camera equipment acquisition infrared image；And
It controls each infrared light supply to work in different ways, the differentiation to each equipment may be implemented, to complete to set to wearing display
Standby, the first wireless controller, the second wireless controller tracking and positioning.Virtual reality system provided in this embodiment does not need
By wearing display equipment, the first wireless controller, visible light source being arranged on the second wireless controller, avoid according to visible
The different colours or different shape of light source distinguish the problem of being easy to produce interference to by positioning device.
Virtual reality system provided by the invention, each wireless camera equipment 150 need to acquire same frame figure in the same time
Picture will affect the precision of positioning if the time difference of acquisition image is excessive；And the sample frequency of wireless camera equipment 150
It needs to replace the frequency to flicker with the infrared light supply on the first wireless controller 130 and the second wireless controller 140 and be consistent,
Therefore it needs to keep all infrared light supplies synchronous with the clock of wireless camera equipment, in a preferred embodiment of the invention,
The timing in virtual reality system operational process of host 110 is believed to all infrared light supplies are synchronous with the transmission of wireless camera equipment 150
Number, keep all infrared light supplies synchronous with the clock of wireless camera equipment.
Fig. 2 is the functional block diagram of wireless controller in one embodiment of the invention, as shown in Fig. 2, working as wireless communication module
After 220 receive the synchronization signal of host transmission, microcontroller 210 can send control wave to infrared light supply 230, make red
Outer light source 230 is according to certain frequency scintillation.Wireless controller further includes the key 240 for receiving user's control instruction, with
And the Inertial Measurement Unit 250 of measurement wireless controller itself attitude data.
Fig. 3 is the functional block diagram of wireless camera equipment in one embodiment of the invention, as shown in figure 3, each is wirelessly taken the photograph
As equipment includes the first sensitive chip 331, the second sensitive chip 332 and microcontroller 320.When wireless camera equipment passes through wirelessly
When communication module 310 receives the synchronization signal of host transmission, microcontroller 320 sends first together to the first sensitive chip 331
Step pulse signal, the first sensitive chip 331 start to acquire infrared figure according to predeterminated frequency after receiving the first synchronization pulse
Picture.From when first sensitive chip 331 starts to acquire every time a frame infrared image, it is delayed after a prefixed time interval, to second
Sensitive chip 332 sends the second synchronization pulse, and the second sensitive chip 332 starts to adopt after receiving the second synchronization pulse
Collect same frame infrared image.Due to including two sensitive chips in a wireless display apparatus, two cameras are equivalent to, when negative
The chip of duty control and processing only has a set of, if shooting two sensitive chips in the same time, two sensitive chips can be same
One time was sent out the image data of acquisition, it is possible to can conflict with each other, therefore two sensitive chips start in the present embodiment
There is a delay in the time of acquisition image, such as can be 100 microseconds, excessive error will not be brought to positioning result, and can
To avoid the conflict of data transmission.Wireless camera equipment further includes for the arm processor 340 of image procossing, for for fulgurite
The charging chip 350 of reason, the LED light 360 for being used to indicate working condition and the key for controlling wireless camera equipment
370。
Fig. 4 is the timing diagram of synchronization signal in one embodiment of the invention, as shown in figure 4, infrared light supply receives high electricity
It can be lighted when flat control signal, in this implementation when wireless camera equipment acquires odd-numbered frame image, on the first wireless controller
Infrared light supply light, when wireless camera equipment acquires even frame image, the infrared light supply on the second wireless controller is lighted.
It is had on the odd-numbered frame image of wireless camera equipment acquisition and wears display two infrared light supplies of equipment and the first wireless controller, adopted
It is had on the even frame image of collection and wears display two infrared light supplies of equipment and the second wireless controller.The of wireless camera equipment
One sensitive chip and the second sensitive chip pass through camera serial line interface respectively and are connected to arm processor, by collected infrared figure
As being sent to arm processor, arm processor takes previous frame infrared image to compare with present frame infrared image: if a certain red
Outer light source is in illuminating state in two field pictures, then arm processor judges that the infrared light supply sets for setting wearing display
Standby upper infrared light supply；If a certain infrared light supply is only in illuminating state in odd-numbered frame image, arm processor judges that this is red
Outer light source is the infrared light supply being arranged on the first wireless controller；If a certain infrared light supply is only in point in even frame image
Bright state, then arm processor judges that the infrared light supply is the infrared light supply being arranged on the second wireless controller.To realize
To wearing display equipment, the first wireless controller, the differentiation between the second wireless controller.
Fig. 5 is a kind of flow chart of virtual reality system localization method provided by one embodiment of the present invention, such as Fig. 5 institute
Show, virtual reality system localization method provided in this embodiment includes:
Step S510: display equipment, the first wireless controller, the second wireless controller and multiple wireless cameras will be worn and set
Back-up is not wirelessly connected to host, and wireless camera equipment is worn display equipment, the first wireless controller, the around being arranged in
Where two wireless controllers around space.
Step S520: display equipment, the first wireless controller are being worn, infrared light is respectively set on the second wireless controller
Source.
Step S530: it is obtained respectively by wireless camera equipment and wears display equipment, the first wireless controller, second wirelessly
The initial position message of controller.
Step S540: the infrared light supply that control is worn in display equipment is lighted always, and the first wireless controller and the are controlled
Infrared light supply on two wireless controllers alternately flickers according to predeterminated frequency, is acquired using wireless camera equipment according to predeterminated frequency
Infrared image determines the position of each infrared light supply according to the infrared image of acquisition, and distinguishes and wear display equipment, the first nothing
Lane controller, the second wireless controller, are sent to host for corresponding location information later.
In order to make each equipment collaboration work, the virtual reality system localization method that one embodiment of the present invention provides also is wrapped
It includes: sending synchronization signal to all infrared light supplies and wireless camera equipment using host timing, keep all infrared light supplies and nothing
The clock of line picture pick-up device is synchronous.
Preferably, each wireless camera equipment includes the first sensitive chip, the second sensitive chip and microcontroller；Work as nothing
When line picture pick-up device receives the synchronization signal of host transmission, the first synchronous arteries and veins is sent to the first sensitive chip using microcontroller
Signal is rushed, when the first sensitive chip receives the first synchronization pulse, the first sensitive chip of control starts according to default frequency
Rate acquires infrared image.The first sensitive chip is controlled since acquiring a frame infrared image every time, when delay one is default
Between be spaced after, to the second sensitive chip send the second synchronization pulse, when the second sensitive chip receives the second lock-out pulse
When signal, the second sensitive chip of control starts to acquire same frame infrared image.
Preferably, in step S540 " infrared light supply on the first wireless controller of control and the second wireless controller according to
Predeterminated frequency alternately flickers " it specifically includes:
Letter is controlled using infrared light supply sending cycle of the host on the first wireless controller and the second wireless controller
Number, so that the infrared light supply on the first wireless controller is lighted when wireless camera equipment acquires odd-numbered frame image, taken the photograph when wirelessly
When as equipment acquisition even frame image, the infrared light supply on the second wireless controller is lighted.
Preferably, " display equipment, the first wireless controller, the second wireless controller are worn in differentiation " is specific in step S540
Include:
Take that the first sensitive chip and the second sensitive chip acquire previous frame infrared image and present frame infrared image carries out pair
Than:
If a certain infrared light supply is in illuminating state in two field pictures, judge that the infrared light supply is being worn for setting
Show the infrared light supply in equipment；
If a certain infrared light supply is only in illuminating state in odd-numbered frame image, judge that the infrared light supply is to be arranged the
Infrared light supply on one wireless controller；
If a certain infrared light supply is only in illuminating state in even frame image, judge that the infrared light supply is to be arranged the
Infrared light supply on two wireless controllers.
The above description is merely a specific embodiment, under above-mentioned introduction of the invention, those skilled in the art
Other improvement or deformation can be carried out on the basis of the above embodiments.It will be understood by those skilled in the art that above-mentioned tool
Body description only preferably explains that the purpose of the present invention, protection scope of the present invention should be subject to the protection scope in claims.
It should be understood that
Various component embodiments of the invention can be implemented in hardware, or to run on one or more processors
Software module realize, or be implemented in a combination thereof.It will be understood by those of skill in the art that can be used in practice
Microprocessor or digital signal processor (DSP) realize one of some or all components according to embodiments of the present invention
A little or repertoire.The present invention is also implemented as setting for executing some or all of method as described herein
Standby or program of device (for example, computer program and computer program product).It is such to realize that program of the invention deposit
Storage on a computer-readable medium, or may be in the form of one or more signals.Such signal can be from because of spy
It downloads and obtains on net website, be perhaps provided on the carrier signal or be provided in any other form.
Virtual reality system of the invention conventionally comprise processor and with the computer program product of form of memory or
Person's computer-readable medium.Memory can be such as flash memory, EEPROM (electrically erasable programmable read-only memory), EPROM,
The electronic memory of hard disk or ROM etc.Memory has the program for executing any method and step in the above method
The memory space of code.For example, the memory space for program code may include being respectively used to realize in above method
Each program code of various steps.These program codes can be read from one or more computer program product or
It is written in this one or more computer program product.These computer program products include such as hard disk, compact-disc
(CD), the program code carrier of storage card or floppy disk etc.Such computer program product is usually portable or solid
Determine storage unit.The storage unit can be with the memory paragraph of similar arrangement, memory space etc..Program code can be for example with appropriate shape
Formula is compressed.In general, storage unit includes the computer-readable code for executing steps of a method in accordance with the invention
With the code read by such as processor, when these codes are run, the virtual reality system is caused to execute described above
Each step in method.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and ability
Field technique personnel can be designed alternative embodiment without departing from the scope of the appended claims.Word " comprising " is not arranged
Except there are element or steps not listed in the claims.The present invention can by means of include the hardware of several different elements with
And it is realized by means of properly programmed computer.In the unit claims listing several devices, in these devices
Several, which can be, is embodied by the same item of hardware.
In the instructions provided here, numerous specific details are set forth.It is to be appreciated, however, that implementation of the invention
Example can be practiced without these specific details.In some instances, well known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this specification.Language used in this specification is primarily to readable and religion
The purpose led and select, rather than in order to explain or defining the subject matter of the present invention and select.
Claims (2)
1. a kind of virtual reality system wears display equipment, the first wireless control including host, with what the host was wirelessly connected
Device, the second wireless controller and multiple wireless camera equipment；The wireless camera equipment described worn display and is set around being arranged in
Where standby, the first wireless controller, the second wireless controller around space；It is characterized in that, described wear display equipment, the
Infrared light supply is respectively arranged on one wireless controller, the second wireless controller；
The virtual reality system starting when, the host by the wireless camera equipment obtain respectively described in wear display
The initial position message of equipment, the first wireless controller, the second wireless controller；
In the virtual reality system operational process, the infrared light supply worn in display equipment is lighted always, and described the
Infrared light supply on one wireless controller and the second wireless controller alternately flickers according to predeterminated frequency；The wireless camera equipment
The infrared image that the space is acquired according to the predeterminated frequency determines each infrared light supply according to the infrared image of acquisition
Position, and display equipment, the first wireless controller, the second wireless controller are worn described in differentiation, corresponding position is believed later
Breath is sent to the host；
In the virtual reality system operational process, the host timing is sent to all infrared light supplies and wireless camera equipment
Synchronization signal keeps all infrared light supplies synchronous with the clock of wireless camera equipment；
Each described wireless camera equipment includes the first sensitive chip, the second sensitive chip and microcontroller；When described wireless
When picture pick-up device receives the synchronization signal that the host is sent, the microcontroller sends first to first sensitive chip
Synchronization pulse starts when first sensitive chip receives first synchronization pulse according to described default
Frequency collection infrared image；One frame infrared image of the every acquisition of first sensitive chip, is delayed after a prefixed time interval, to
Second sensitive chip sends the second synchronization pulse；When second sensitive chip receives second lock-out pulse
When signal, start to acquire same frame infrared image；
In the virtual reality system operational process, the host is to first wireless controller and the second wireless controller
On infrared light supply sending cycle control signal, when the wireless camera equipment acquires odd-numbered frame image, control described the
Infrared light supply on one wireless controller is lighted, when the wireless camera equipment acquires even frame image, control described second
Infrared light supply on wireless controller is lighted；
The wireless camera equipment further includes arm processor, and the arm processor is connected to the microcontroller by spi bus
Device；First sensitive chip and the second sensitive chip pass through camera serial line interface respectively and are connected to the arm processor, will adopt
The infrared image collected is sent to the arm processor, and the arm processor takes previous frame infrared image and the infrared figure of present frame
As comparing: if a certain infrared light supply is in illuminating state in two field pictures, the arm processor judges described red
Outer light source is that the infrared light supply worn in display equipment is arranged in；If a certain infrared light supply is only in odd-numbered frame image
Illuminating state, then the arm processor judges that the infrared light supply is the infrared light being arranged on first wireless controller
Source；If a certain infrared light supply is only in illuminating state in even frame image, the arm processor judges the infrared light supply
For the infrared light supply being arranged on second wireless controller.
2. a kind of virtual reality system localization method, which is characterized in that the described method includes:
Display equipment, the first wireless controller, the second wireless controller and multiple wireless camera equipment will be worn wirelessly to connect respectively
It is connected to host, the wireless camera equipment is shown into equipment, the first wireless controller, second wirelessly around described wear is arranged in
Where controller around space；
It wears display equipment, the first wireless controller described, infrared light supply is respectively set on the second wireless controller；
By the wireless camera equipment obtain respectively described in wear display equipment, the first wireless controller, the second wireless control
The initial position message of device；
The infrared light supply worn in display equipment described in control is lighted always, controls first wireless controller and second wirelessly
Infrared light supply on controller alternately flickers according to predeterminated frequency, is adopted using the wireless camera equipment according to the predeterminated frequency
The infrared image for collecting the space, the position of each infrared light supply is determined according to the infrared image of acquisition, and distinguishes the head
Display equipment, the first wireless controller, the second wireless controller are worn, corresponding location information is sent to the host later；
The method also includes: synchronization signal is sent to all infrared light supplies and wireless camera equipment using the host timing,
Keep all infrared light supplies synchronous with the clock of wireless camera equipment；
Each described wireless camera equipment includes the first sensitive chip, the second sensitive chip and microcontroller；The method is also
It include: when the wireless camera equipment receives the synchronization signal that the host is sent, using the microcontroller to described
First sensitive chip sends the first synchronization pulse, when first sensitive chip receives first synchronization pulse
When, it controls first sensitive chip and starts to acquire infrared image according to the predeterminated frequency；Control first sensitive chip
One frame infrared image of every acquisition, is delayed after a prefixed time interval, and the second sensitive chip of Xiang Suoshu sends the second lock-out pulse
Signal controls second sensitive chip and starts when second sensitive chip receives second synchronization pulse
Acquire same frame infrared image；
The infrared light supply controlled on first wireless controller and the second wireless controller replaces bright according to predeterminated frequency
It goes out, specifically includes:
Utilize infrared light supply sending cycle control of the host on first wireless controller and the second wireless controller
Signal processed controls the infrared light supply on first wireless controller when the wireless camera equipment acquires odd-numbered frame image
It lights, when the wireless camera equipment acquires even frame image, controls the infrared light source point on second wireless controller
It is bright；
Display equipment, the first wireless controller, the second wireless controller are worn described in the differentiation, is specifically included: taking described the
One sensitive chip and the second sensitive chip acquisition previous frame infrared image are compared with present frame infrared image: if a certain infrared
Light source is in illuminating state in two field pictures, then judges that the infrared light supply is that described wear in display equipment is arranged in
Infrared light supply；If a certain infrared light supply is only in illuminating state in odd-numbered frame image, judge the infrared light supply for setting
Infrared light supply on first wireless controller；If a certain infrared light supply is only in illuminating state in even frame image,
Then judge that the infrared light supply is the infrared light supply being arranged on second wireless controller.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610922097.0A CN106569337B (en) | 2016-10-21 | 2016-10-21 | A kind of virtual reality system and its localization method |
| PCT/CN2017/102757 WO2018072593A1 (en) | 2016-10-21 | 2017-09-21 | Virtual reality system, spatial positioning device and positioning method thereof |
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| CN201610922097.0A CN106569337B (en) | 2016-10-21 | 2016-10-21 | A kind of virtual reality system and its localization method |
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| WO2018072593A1 (en) * | 2016-10-21 | 2018-04-26 | 北京小鸟看看科技有限公司 | Virtual reality system, spatial positioning device and positioning method thereof |
| CN107219963A (en) * | 2017-07-04 | 2017-09-29 | 深圳市虚拟现实科技有限公司 | Virtual reality handle pattern space localization method and system |
| WO2019104490A1 (en) * | 2017-11-28 | 2019-06-06 | 深圳前海达闼云端智能科技有限公司 | Anti-interference method and apparatus in scene of multiple vr/ar devices |
| CN108414195B (en) * | 2018-01-17 | 2020-09-08 | 深圳市绚视科技有限公司 | Detection method, device and system of light source emitter to be detected and storage device |
| CN108965712B (en) * | 2018-07-30 | 2021-03-16 | 青岛小鸟看看科技有限公司 | Space positioning system and synchronization method and device thereof |
| WO2020107195A1 (en) * | 2018-11-27 | 2020-06-04 | 深圳市大疆创新科技有限公司 | Information synchronization method, unmanned aerial vehicle, load device, system and storage medium |
| CN109582143A (en) * | 2018-11-30 | 2019-04-05 | 深圳供电局有限公司 | Portable power grid simulation training virtual reality equipment and data processing method thereof |
| US11297285B2 (en) * | 2020-03-27 | 2022-04-05 | Sean Solon Pierce | Dental and medical loupe system for lighting control, streaming, and augmented reality assisted procedures |
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