CN106547458A - A kind of virtual reality system and its space positioning apparatus - Google Patents
A kind of virtual reality system and its space positioning apparatus Download PDFInfo
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- CN106547458A CN106547458A CN201611073079.6A CN201611073079A CN106547458A CN 106547458 A CN106547458 A CN 106547458A CN 201611073079 A CN201611073079 A CN 201611073079A CN 106547458 A CN106547458 A CN 106547458A
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- positioning apparatus
- infrared
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- space positioning
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- 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
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
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- 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
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Processing Or Creating Images (AREA)
Abstract
The invention discloses a kind of virtual reality system and its space positioning apparatus, in the space positioning apparatus, two infrared image sensors gather the image of infrared photosphere, central processing unit extracts the movement locus of infrared photosphere from the image of collection, the movement locus of infrared photosphere are wirelessly sent to main frame by microprocessor controls radio frequency chip, realize high-precision space orientation, and location data is wirelessly transferred；If charging inlet is connected to external power source, charging chip, from charging inlet power taking, is that microcontroller and central processing unit are powered by power management chip, while charging for internal battery；Otherwise, charging chip is from internal battery power taking, it is that microcontroller and central processing unit are powered by power management chip, so that the space positioning apparatus do not need normal work by connection cables, arbitrarily can move, user has bigger range of activity, can carry out virtual reality experience whenever and wherever possible.
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 space positioning apparatus.
Background technology
As the combination of the development of virtual reality technology, virtual reality device and somatic sensation television game is also day by day white-hot, need
The high-precision spatial of limb action is positioned.
Existing space orientation equipment is directly connected on main frame typically by cable, by cable and main-machine communication,
And power supply being provided for which by main frame, space orientation equipment is not easy to movement, limits the use range of virtual reality device, and
Cable can also limit the action of user.
The content of the invention
The invention provides a kind of virtual reality system and its space positioning apparatus, to solve existing space orientation equipment
Movement is not easy to, and cable can limit the problem of the action of user.
According to an aspect of the present invention, the invention provides a kind of space positioning apparatus of virtual reality system, described
Virtual reality system include main frame, be provided with infrared photosphere wear display device and handle controller；The space orientation dress
Put including：Microcontroller, central processing unit, the first infrared image sensor, the second infrared image sensor, radio frequency chip, electricity
Source control chip, charging chip, charging inlet and internal battery；
First infrared image sensor and second infrared image sensor, for synchronization from two not
With angle acquisition be arranged on the image for wearing display device and/or the infrared photosphere on handle controller, and will collect
Image is sent to the central processing unit；
The central processing unit, for according to first infrared image sensor and second infrared image sensor
In the two field pictures of synchronization collection, the position of infrared photosphere is identified, and extract the movement locus of infrared photosphere, be sent to
The microcontroller；
The microcontroller, is wirelessly connected with the main frame of virtual reality system for controlling the radio frequency chip；And control
Make the radio frequency chip and the movement locus of infrared photosphere are sent to into main frame；
When the charging inlet is connected to external power source, the charging chip from the charging inlet power taking, by institute
It is that the microcontroller and the central processing unit are powered to state power management chip, while charging for the internal battery；
When the charging inlet is not attached to external power source, the charging chip passes through from the internal battery power taking
The power management chip is that the microcontroller and the central processing unit are powered.
According to another aspect of the present invention, the invention provides a kind of virtual reality system, including main frame, wear display
Equipment, some handle controllers, it is separately positioned on the infrared photosphere worn on display device and handle controller, Yi Jiruo
Dry above-mentioned space positioning apparatus；
The space positioning apparatus, are arranged in described wearing around display device and handle controller, by radio frequency chip
It is wirelessly connected to the main frame；
The main frame sends first synchronous letter to each infrared photosphere and each space positioning apparatus according to default frequency
Number, control all of infrared photosphere and space positioning apparatus synchronous working；
The space positioning apparatus orient each infrared photosphere from described image according to default frequency collection image
Position, and extract the movement locus of each infrared photosphere, the main frame be sent to by radio frequency chip；
The main frame is converted to image accordingly according to the movement locus of each the infrared photosphere for receiving, and will be become
Image after changing wears display device described in being sent to, and the image after conversion is shown to user by the display device of wearing.
The invention has the beneficial effects as follows：The embodiment of the present invention gathers the figure of infrared photosphere using two infrared image sensors
Picture, movement locus of the central processing unit according to the infrared photosphere of image zooming-out are wirelessly sent to by radio frequency chip virtual existing afterwards
The main frame of real system, realizes that the high-precision spatial to movement locus is positioned；And the space positioning apparatus that the present invention is provided can be with
It is power itself by internal battery, therefore without the need for the main frame of virtual reality system is connected to by cable so that the space is fixed
Position device arbitrarily can be moved, and user has bigger range of activity, can carry out virtual reality experience whenever and wherever possible.
Description of the drawings
Fig. 1 is a kind of structural representation of the space positioning apparatus of virtual reality system that one embodiment of the invention is provided
Figure；
Fig. 2 is a kind of functional block diagram of virtual reality system that one embodiment of the invention is provided.
Specific embodiment
The present invention design concept be：Existing space orientation equipment needs to be connected to main frame by cable, will pass through
Cable and main-machine communication, and power supply is provided for which by main frame, space orientation equipment is not easy to movement, limits virtual reality device
Use range, and cable can also limit the action of user.For such case, the present invention utilizes two infrared image sensings
Device gathers the image of infrared photosphere, movement locus of the central processing unit according to the infrared photosphere of image zooming-out, afterwards by radio frequency core
Piece is wirelessly sent to the main frame of virtual reality system, realizes that the high-precision spatial to movement locus is positioned, and the present invention is provided
Space positioning apparatus can be power itself by internal battery, therefore without the need for being connected to virtual reality system by cable
Main frame so that the space positioning apparatus arbitrarily can be moved, user has bigger range of activity, can carry out whenever and wherever possible
Virtual reality experience.
Embodiment one
Fig. 1 is a kind of structural representation of the space positioning apparatus of virtual reality system that one embodiment of the invention is provided
Figure, the virtual reality system include main frame, be provided with infrared photosphere wear display device and handle controller, as shown in figure 1,
The space positioning apparatus that the present embodiment is provided include microcontroller, central processor CPU, the first infrared image sensor
CMOS1, the second infrared image sensor COMS2, radio frequency chip RF, power management chip PMU, charging chip Charger, charging
Interface and internal battery Battery.
Central processor CPU connects microcontroller by spi bus, I/O mouths and URAT interfaces；Central processor CPU leads to
Cross iic bus and MIPI interfaces connection the first infrared image sensor CMOS1 and the second infrared image sensor COMS2；Central authorities
Processor CPU passes through iic bus and I/O port connects power management chip PMU；Microcontroller passes through spi bus, iic bus
Connect radio frequency chip RF with I/O mouths.
Microcontroller is reserved with a URAT interface and a jtag interface, central processor CPU and radio frequency chip RF
A URAT interface is reserved with respectively, for the debugging of space positioning apparatus.
The knot comprising camera lens is provided with outside first infrared image sensor CMOS1 and the second infrared image sensor COMS2
Structure component LENS, the first infrared image sensor CMOS1 and the second infrared image sensor COMS2 are adopted from two different angles
Collection is arranged on the image for wearing display device and/or the infrared photosphere on handle controller, and the image for collecting is sent to
Central processor CPU.Central processor CPU is to support two imageing sensors while the master control scheme of work, central processing unit
The two frame figures that CPU is gathered in synchronization according to the first infrared image sensor CMOS1 and the second infrared image sensor COMS2
Picture, identifies the position of infrared photosphere, and extracts the movement locus of infrared photosphere, and infrared photosphere movement locus can use Eulerian angles
Or quaternary number, representing, movement locus are sent to microcontroller by central processor CPU afterwards.Microcontroller control is penetrated
Frequency chip RF is wirelessly connected with the main frame of virtual reality system, and controls radio frequency chip RF by the movement locus conversion of infrared photosphere
Main frame is sent to into radiofrequency signal, so as to realize that the high-precision spatial to movement locus is positioned.
Preferably, in the present embodiment, charging inlet is 9pin Micro USB3.0 interfaces.As charging inlet Micro USB
When being connected to external power source, charging chip Charger, from charging inlet power taking, is microcontroller by power management chip PMU
MCU and central processor CPU are powered, while charging for internal battery Battery；When charging inlet Micro USB are not attached to
During external power source, charging chip Charger, from internal battery Battery power takings, is microcontroller by power management chip PMU
MCU and central processor CPU are powered.The space positioning apparatus that the present embodiment is provided are led to main frame by radio frequency chip RF
Letter, and can be powered by internal battery, therefore without the need for the main frame of virtual reality system is connected to by cable so that the sky
Between positioner arbitrarily can move, user has bigger range of activity, can carry out virtual reality experience whenever and wherever possible.
In the present embodiment, space positioning apparatus also include eMCP chips and eeprom chip, eMCP chips connection centre
Reason device CPU, for storing the instruction and data required for central processor CPU normal work；Eeprom chip connects radio frequency core
Piece RF, for storing the software information of radio frequency chip RF.Eeprom chip also connects microcontroller by iic bus；Work as sky
Between positioner be in normal mode of operation when, microcontroller control eeprom chip open write-protect；When space orientation is filled
Put in firmware upgrade pattern when, microcontroller control eeprom chip disabling write-protect, and by iic bus to
Eeprom chip writes data, realizes the renewal upgrading of the software information to radio frequency chip RF.
The space positioning apparatus that the present embodiment is provided also include touch-switch KEY and LED, touch-switch
KEY and LED connect power management chip PMU respectively, and touch-switch KEY is used to control electricity on space positioning apparatus
Start and power-off shutdown, LED are used to indicating the working condition of space positioning apparatus, and LED can be with
By sending the wireless successful connection of light instruction equipment of different colours, starting up, the state such as charging.
The clock of the first infrared image sensor CMOS1 and the second infrared image sensor COMS2 can pass through following two
The mode of kind is obtained：First kind of way, obtains clock from central processor CPU, now the first infrared image sensor CMOS1,
The clock of the second infrared image sensor COMS2 is consistent with the clock of central processor CPU.The second way, setting one are outer
Portion crystal oscillator Xtal, external crystal-controlled oscillation Xtal connect the first infrared image sensor CMOS1 and the second infrared image sensor respectively
COMS2, when being provided for the first infrared image sensor CMOS1 and the second infrared image sensor COMS2 by external crystal-controlled oscillation Xtal
Clock, now the first infrared image sensor CMOS1, the second infrared image sensor COMS2 clock can be with central processing unit
The clock of CPU is inconsistent.
In a preferred embodiment, microcontroller is additionally operable to control masters of the radio frequency chip RF from virtual reality system
Machine receives the first synchronizing signal, and is sent to central processor CPU, each in the first synchronizing signal user's control virtual reality system
Individual equipment keeps synchronous.Central processor CPU is according to the first synchronizing signal for receiving to the first infrared image sensor
CMOS1, the second infrared image sensor COMS2 and microcontroller send the second synchronizing signal, such as FSIN and VSYNC signals.
Each chip in space positioning system passes through the second synchronizing signal FSIN and VSYNC signals keep synchronous, it is possible to achieve image
Collection and the low delay of data back, so as to realize sterically defined low delay.
In a further advantageous embodiment, charging inlet Micro USB are connected to central processor CPU, charging inlet
Micro USB support OTG, when the equipment that central processor CPU detection is connected to charging inlet Micro USB is set for external storage
When standby, central processor CPU will be received from the first infrared image sensor CMOS1 and the second infrared image sensor COMS2
Image write the External memory equipment, and power for the External memory equipment.
Embodiment two
Fig. 2 is a kind of functional block diagram of virtual reality system that one embodiment of the invention is provided, as shown in Fig. 2 this reality
The virtual reality system for applying example offer includes main frame 210, wears display device 220, some handle controllers 230, is respectively provided with
Wearing the infrared photosphere 240 on display device 220 and handle controller 230, and some as described in above-mentioned embodiment one
Space positioning apparatus 250.
Space positioning apparatus 250 are arranged in be worn around display device 220 and handle controller 230, by radio frequency chip
It is wirelessly connected to main frame 210.Main frame 210 is according to default frequency to each infrared photosphere 240 and each space positioning apparatus 250
The first synchronizing signal is sent, all of infrared photosphere 240 is controlled and space positioning apparatus 250 is worked asynchronously.
Space positioning apparatus 250 orient each infrared photosphere 240 from image according to default frequency collection image
Position, and the movement locus of each infrared photosphere 240 are extracted, main frame 210 is sent to by built-in radio frequency chip.Main frame
210 are converted to image accordingly according to the movement locus of each infrared photosphere 240 for receiving, and by the image after conversion
It is sent to and wears display device 220, the image after conversion is shown to into user by display device 220 is worn.
In the present embodiment, the main frame of virtual reality system can be an independent equipment, such as PC, mobile phone etc.；Virtually
The main frame of reality system can also be integrated into an entirety, such as virtual reality all-in-one with display device is worn.
The above, specific embodiment only of the invention, under the above-mentioned teaching of the present invention, those skilled in the art
Other improvement or deformation can be carried out on the basis of above-described embodiment.It will be understood by those skilled in the art that above-mentioned tool
The purpose of the present invention is simply preferably explained in body description, and protection scope of the present invention should be defined by scope of the claims.
It should be noted that：
The present invention all parts embodiment can be realized with hardware, or with one or more processor operation
Software module realize, or with combinations thereof realize.It will be understood by those of skill in the art that can use in practice
Microcontroller or digital signal processor (DSP) are come one of some or all parts in realizing according to embodiments of the present invention
A little or repertoire.The present invention is also implemented as setting for performing some or all of method as described herein
Standby or program of device (for example, computer program and computer program).Such program for realizing the present invention can be deposited
Storage on a computer-readable medium, or can have the form of one or more signal.Such signal can be from because of spy
Download on net website and obtain, or provide on carrier signal, or provided with any other form.
The space positioning apparatus of the virtual reality system of the present invention conventionally comprise processor and in terms of form of memory
Calculation machine program product or computer-readable medium.Memorizer can be that (electrically erasable is read-only for such as flash memory, EEPROM
Memorizer), EPROM, the electronic memory of hard disk or ROM etc.Memorizer has any in said method for performing
The memory space of the program code of method and step.For example, the memory space for program code can include being respectively used to realize
Each program code of various steps in above method.These program codes can be from one or more computer program
Read in product or be written in this one or more computer program.These computer programs are included such as
The program code carrier of hard disk, compact-disc (CD), storage card or floppy disk etc.Such computer program is usually just
Take formula or static memory cell.The memory element can be with the memory paragraph of similar arrangement, memory space etc..Program code can be with example
As being compressed in a suitable form.Generally, memory element includes that the computer for performing steps of a method in accordance with the invention can
Read code, you can with the code read by such as processor, when these codes are run, cause the space of the virtual reality system
Positioner performs each step in method described above.
It should be noted that above-described embodiment the present invention will be described rather than limits the invention, and ability
Field technique personnel can design alternative embodiment without departing from the scope of the appended claims.Word " including " is not arranged
Except there is element not listed in the claims or step.The present invention can by means of include the hardware of some different elements with
And by means of properly programmed computer realizing.If in the unit claim for listing equipment for drying, in these devices
Several can be embodying by same hardware branch.
In description mentioned herein, a large amount of details are illustrated.It is to be appreciated, however, that the enforcement of the present invention
Example can be put into practice in the case where not having these details.In some instances, known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this description.Language used in this specification is primarily to readable and religion
The purpose led and select, rather than select to explain or limit subject of the present invention.
Claims (10)
1. a kind of space positioning apparatus of virtual reality system, the virtual reality system include main frame, are provided with infrared photosphere
Wear display device and handle controller；Characterized in that, the space positioning apparatus include：Microcontroller, central authorities are processed
Device, the first infrared image sensor, the second infrared image sensor, radio frequency chip, power management chip, charging chip, charging
Interface and internal battery；
First infrared image sensor and second infrared image sensor, for different from two in synchronization
Angle acquisition is arranged on the image for wearing display device and/or the infrared photosphere on handle controller, and by the image for collecting
It is sent to the central processing unit；
The central processing unit, for according to first infrared image sensor and second infrared image sensor same
The two field pictures of one moment collection, identify the position of infrared photosphere, and extract the movement locus of infrared photosphere, are sent to described
Microcontroller；
The microcontroller, is wirelessly connected with the main frame of virtual reality system for controlling the radio frequency chip；And control institute
State radio frequency chip and the movement locus of infrared photosphere are sent to into main frame；
When the charging inlet is connected to external power source, the charging chip from the charging inlet power taking, by the electricity
Source control chip is that the microcontroller and the central processing unit are powered, while charging for the internal battery；
When the charging inlet is not attached to external power source, the charging chip from the internal battery power taking, by described
Power management chip is that the microcontroller and the central processing unit are powered.
2. space positioning apparatus as claimed in claim 1, it is characterised in that
The microcontroller, be additionally operable to by the radio frequency chip from main frame receive the first synchronizing signal, and be sent to it is described in
Central processor；
The central processing unit according to the first synchronizing signal for receiving and meanwhile to first infrared image sensor, described
Two infrared image sensors, the microcontroller send the second synchronizing signal.
3. space positioning apparatus as claimed in claim 1, it is characterised in that the charging inlet is Micro USB interface；Institute
State Micro USB interface and connect the central processing unit,
When the central processing unit detection be connected to the Micro USB interface equipment be External memory equipment when, it is described in
The image received from first infrared image sensor and second infrared image sensor is write institute by central processor
External memory equipment is stated, and is powered for the External memory equipment.
4. space positioning apparatus as claimed in claim 1, it is characterised in that
The central processing unit connects microcontroller by spi bus, I/O mouths and URAT interfaces；
The central processing unit passes through iic bus and MIPI interfaces and connects first infrared image sensor and described second red
Outer imageing sensor；
The central processing unit passes through iic bus and I/O port connects the power management chip；
The microcontroller connects the radio frequency chip by spi bus, iic bus and I/O mouths.
5. space positioning apparatus as claimed in claim 1, it is characterised in that also including eMCP chips；The eMCP chips connect
The central processing unit is connect, for storing the instruction and data required for the central processing unit normal work.
6. space positioning apparatus as claimed in claim 1, it is characterised in that also including eeprom chip；
The eeprom chip connects the radio frequency chip, for storing the software information of the radio frequency chip；
The eeprom chip also connects the microcontroller by iic bus；When the space positioning apparatus are in normal work
During operation mode, eeprom chip described in the microprocessor controls opens write-protect；When the space positioning apparatus are in firmware
During upgrade mode, eeprom chip disabling write-protect described in the microprocessor controls, and pass through iic bus to the EEPROM
Chip writes data.
7. space positioning apparatus as claimed in claim 1, it is characterised in that the microcontroller is reserved with a URAT interface
With a jtag interface, the central processing unit and the radio frequency chip are reserved with a URAT interface respectively, for the sky
Between positioner debugging.
8. space positioning apparatus as claimed in claim 1, it is characterised in that also including external crystal-controlled oscillation；
The external crystal-controlled oscillation connects first infrared image sensor and second infrared image sensor respectively, for for
First infrared image sensor and second infrared image sensor provide clock.
9. space positioning apparatus as claimed in claim 1, it is characterised in that also including touch-switch and light emitting diode, institute
State touch-switch and the light emitting diode connects the power management chip respectively；
The touch-switch, for controlling to establish machine and power-off shutdown on the space positioning apparatus by cable；
The light emitting diode, for indicating the working condition of the space positioning apparatus.
10. a kind of virtual reality system, it is characterised in that including main frame, wear display device, some handle controllers, difference
It is arranged on the infrared photosphere worn on display device and handle controller and some such as any one of claim 1-9 institute
The space positioning apparatus stated；
The space positioning apparatus, be arranged in it is described wear around display device and handle controller, it is wireless by radio frequency chip
It is connected to the main frame；
The main frame sends first synchronizing signal, control to each infrared photosphere and each space positioning apparatus according to default frequency
Make all of infrared photosphere and space positioning apparatus synchronous working；
The space positioning apparatus orient the position of each infrared photosphere from described image according to default frequency collection image
Put, and extract the movement locus of each infrared photosphere, the main frame is sent to by radio frequency chip；
The main frame is converted to image accordingly according to the movement locus of each the infrared photosphere for receiving, and after converting
Image be sent to it is described wear display device, the image after conversion is shown to user by the display device of wearing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611073079.6A CN106547458A (en) | 2016-11-29 | 2016-11-29 | A kind of virtual reality system and its space positioning apparatus |
| PCT/CN2017/102757 WO2018072593A1 (en) | 2016-10-21 | 2017-09-21 | Virtual reality system, spatial positioning device and positioning method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611073079.6A CN106547458A (en) | 2016-11-29 | 2016-11-29 | A kind of virtual reality system and its space positioning apparatus |
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| Publication Number | Publication Date |
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| CN106547458A true CN106547458A (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611073079.6A Pending CN106547458A (en) | 2016-10-21 | 2016-11-29 | A kind of virtual reality system and its space positioning apparatus |
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| Country | Link |
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| CN108173615A (en) * | 2018-01-22 | 2018-06-15 | 北京凌宇智控科技有限公司 | A kind of clock synchronizing method and system, computer readable storage medium |
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