CN105472224B - A kind of passive optical motion capture equipment and its application - Google Patents
A kind of passive optical motion capture equipment and its application Download PDFInfo
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- CN105472224B CN105472224B CN201610006045.9A CN201610006045A CN105472224B CN 105472224 B CN105472224 B CN 105472224B CN 201610006045 A CN201610006045 A CN 201610006045A CN 105472224 B CN105472224 B CN 105472224B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/10—Current supply arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/65—Control of camera operation in relation to power supply
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
- H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/90—Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
Abstract
The present invention provides a kind of passive optical motion capture equipment, and it generally includes radiation source component, optical lens, control cabinet；Described radiation source component includes that the control board of light source and light source, described light source are arranged on around described optical lens；The imaging electronics board of control imaging and the master board of control data process, data syn-chronization and power supply is provided with described control cabinet；Imageing sensor is set in described imaging electronics board, is electrically connected by FMC interfaces between imaging electronics board and master board；Described control cabinet surface has perforate, described optical lens rear portion to be fixedly mounted on tapping described in control cabinet outer surface, and optical lens is relative with the imageing sensor in imaging electronics board in control cabinet by described perforate；The control board of described light source is electrically connected with described master board；Described master board arranges FPGA module.The passive optical motion capture equipment of the present invention has faster capture velocity and more low energy consumption.
Description
Technical field
The invention belongs to Digital Image Processing, technical field of machine vision, are related to a kind of optics motion capture equipment, and its
Application.
Background technology
Machine vision is exactly briefly to replace human eye with machine to measure and judge.Machine vision generally passes through image
Capturing apparatus will be ingested target and be converted into picture signal, then carry out image procossing, obtain the number of the shape information of target subject
Word signal.At present, machine vision is applied to concern the industry-by-industry of people's life and production more and more widely, can be with
Say, as long as the task that artificial vision cannot complete, on the whole can be completed by machine vision.People and object are under motion state
Exercise data acquisition be parsed in order in recent years with machine vision important topic.By solving this kind of problem so that machine
Device vision is in sports techniques analysis, experimental center, physiotherapy and rehabilitation engineering, broadcasting and TV cartoon making, virtual reality, man-machine
Work efficiency, mechanical bionical, industrial robot etc. numerous areas play more and more important effect.
Optics motion capture is the Typical Representative of machine vision applications in the last few years.Motion capture is accurately to survey in real time
Amount, record movement locus or attitude of the object in true three-dimension space, and it is every to rebuild moving object in virtual three-dimensional space
The technology of one moment motion state.Optics motion capture is based on principle of computer vision, by multiple high speed cameras from different angles
Monitoring and tracking of the degree to target object characteristic point, thus carrying out the technology of motion capture.Theoretically, in for space
Any one point, as long as it can be two camera findings simultaneously, it is possible to determine this moment point position in space.When
When camera is continuously shot with sufficiently high speed, the movement locus of the point is can be obtained by from image sequence.
Mainly using mark point type optics motion capture system, the system is typically by optics mark for existing optics motion capture
Know point (Markers), motion capture cameras, signal transmission apparatus and data processing platform (DPP) composition.Capture-process is needed in fortune
Animal body key position (such as joint of human body etc.) pastes Marker points, and multiple motion capture cameras are visited from different perspectives in real time
Marker points are surveyed, the real-time data transmission for detecting to processing platform, platform accurately calculate Marker according to principle of triangulation
The space coordinates of point, and then obtain the movement locus of moving object.The motion capture of mark point type optics generally can be divided into master again
The optics motion capture mode of two kinds of dynamic formula and passive type, wherein passive type is with its higher seizure precision by more extensive
Use.Passive optical motion capture system is also referred to as reflective optic motion capture system, and its Marker point is typically a kind of high
Bright regression equation witch ball, is pasted on each key position of moving object, by sending LED illumination light on the camera lens of motion capture cameras,
Irradiation light reflects back into motion capture cameras camera lens through witch ball, and motion capture cameras detect the space orientation of Maker with this.
Existing motion capture cameras have no small progress at the aspect such as multi-functional, intelligent, but still deposit
In the capture velocity not enough weak point such as big, cable Numerous of fast, equipment power dissipation, cause that equipment application effect is poor, use the longevity
Order low, complex structure entanglement, use the problems such as difficulty increasing, fault rate rising, maintenance cost height.
Content of the invention
Above-mentioned technical background is based on, it is an object of the invention to：One kind is provided there is faster capture velocity and more low energy
The passive optical motion capture equipment of consumption.
The above-mentioned purpose of the present invention is achieved through the following technical solutions：
A kind of passive optical motion capture equipment is provided, it generally includes radiation source component, optical lens, control
Cabin；Described radiation source component includes that the control board of light source and light source, described light source are arranged on described optical frames
Around head；The imaging electronics board and control data for being provided with control imaging in described control cabinet process, data syn-chronization and power supply
Master board；Imageing sensor is set in described imaging electronics board, between imaging electronics board and master board, passes through FMC interfaces
Electrically connect；Described control cabinet surface has perforate, described optical lens rear portion to be fixedly mounted on described in control cabinet outer surface and open
At hole, optical lens is relative with the imageing sensor in imaging electronics board in control cabinet by described perforate；Described light source
Control board electrically connect with described master board；Described master board arranges FPGA module, participates in the light source
Power supply control, while being responsible for the reception and transmission and the process of image of data-signal, is also responsible for generation, the reception of synchronizing signal
And transmission.
In a kind of currently preferred scheme, described optical lens is C mouth mirror heads, and further preferred technical grade C mouths are high
Precision industrial lens.
In a kind of currently preferred scheme, described light source is LED, the LED lamp bead group of further preferred more than 5
Into LED.
In a kind of currently preferred scheme, described master board is provided with electrical level transferring chip, described light source
Control board is provided with the electric current driving chip with Enable Pin；Described FPGA module, electrical level transferring chip and band Enable Pin
Electric current driving chip sequentially electrically connect, in order to transmit the control signal of light source luminescent.
In a kind of currently preferred scheme, Ethernet interface and wave filter, ether in described master board, is additionally provided with
Network interface is electrically connected with wave filter.
In the further preferred such scheme of the present invention, be further provided with described master board rectification main circuit and
Transformer, described wave filter, rectification main circuit and transformer sequentially electrically connect composition power-supplying circuit be master board, into
As circuit board and light source power supply.
In the further preferred such scheme of the present invention, Ethernet transmitting-receiving is further provided with described master board
Device, described wave filter, described ethernet transceiver and described FPGA module sequentially electrically connect composition data transmit-receive circuit.
Passive optical motion capture equipment of the present invention can complete under high-speed motion object motion accurate
Catch, the infrastructure device being suitable as in high-speed moving object motion capture system.
The present invention based on described passive optical motion capture equipment, it is further proposed that a kind of passive optical action is caught
System is caught, it is generally by multiple described passive optical motion capture equipment, POE switches and host computer group
Into；Multiple described passive optical motion capture equipment are utilized respectively described Ethernet interface by a netting twine and POE
Switch couples, and POE switches are coupled with main control computer.
During the motion capture to moving object, by the passive optical motion capture equipment of at least two playscripts with stage directions invention
It is utilized respectively the Ethernet interface of its own to couple with same POE switch by a netting twine, then again the POE is exchanged
Machine is coupled with a main control computer, thus constitutes a set of motion capture system.By at least two passive type light in the system
Learn motion capture equipment and be placed in moving object surrounding diverse location to be captured, optical lens is while alignment motion object, can appoint
Meaning arranges the master slave relation between at least two passive optical motion capture equipment, can also be not provided with master slave relation.It is captured
Surface of moving object key position fix Marker after initially enter motion state, every passive optical motion capture sets
Standby light source sends Infrared irradiation moving object, and the Marker reflection infrared lights of surface of moving object return to the light of seizure equipment
Camera lens is learned, optical lens is adopted by the imageing sensor in imaging electronics board according to the control taking moving picture of imaging electronics board
The FPGA module that master board is transferred to by FMC interfaces after collection view data is processed.In the capture-process, POE is exchanged
Machine is given by a netting twine and catch per platform equipment to power and transmission data and synchronizing signal, while catching equipment per platform also by same
A piece netting twine is to POE switches transmission data and synchronizing signal.Main control computer can receive the number of each seizure equipment by POE
According to and the master slave relation between seizure equipment is set.
In said process, all devices for catching system are required for completing power supply, data transfer, the work of synchronous three types
Make.Existing each seizure equipment needs three or more cables just complete the work of these three types.The present invention is logical
Cross following both sides structure and improve the simplification for achieving structurally and operationally：One is to adopt imaging electronics board with master board
FMC interfaces closely connect, so as to the data-signal unification by collection is focused on to master board；Two is by master board
After circuit is transformed, combine consistent with data-signal for synchronizing signal, Ethernet interface is set in master board, only pass through one
Root netting twine completes the mutual biography with extraneous electric power, data and synchronizing signal.In the equipment of the present invention, data-signal and electric power are (outward
If power supply is powered), via the wave filter that Ethernet interface is entered in master board, data-signal and electric power are carried out point by wave filter
From；Electric power after rectification main circuit and transformer are processed reaches the use standard of each components and parts, makes for each components and parts
With；Via ethernet transceiver, enter FPGA carries out the operation of data and processes that (this is DRP data reception process, number data-signal
According to transmission process be its inverse process)；Synchronizing signal is a kind of special data-signal, at ordinary times with one simultaneous interpretation of normal data signals
Defeated, but synchronizing signal has limit priority, and after synchronizing signal is received, FPGA triggerings are interrupted, and are immediately performed synchronous task.
Data accuracy is not only increased through the seizure equipment of above-mentioned transformation, and effectively improves the time delay of legacy identification system and asked
Topic.Especially it is noted that the seizure equipment of the present invention after transformation can only with a straight through cable just complete power supply,
Data transfer and synchronous three work, while ensureing that data are completely reliably transmitted, external number of cables are fallen below most
Low.This nothing brings great convenience suspected of the actually used of equipment is caught.Existing most equipment due to cable Numerous,
Complex structure entanglement is often brought, is increased using difficulty, fault rate rises, many disadvantages of maintenance cost height etc., are that action is caught
Catch practice and cause very big puzzlement.The present invention solves the technology of this long-standing problem people by not allowing the ingenious mode being readily conceivable that
Problem, and good technique effect is obtained, it is the good use feeling that the practical application of motion capture equipment is brought, makes
Significantly reduced with difficulty and fault rate.
Additionally, the main power consumption of motion capture equipment is consumed by radiation source component, existing seizure equipment is essentially all
A large amount of LED lamp beads are laid around optical lens as radiation source, and in capture-process, LED can be sent not to moving object
The Continuous irradiation of interruption.Which is realized simply, but equipment power dissipation is big, and service life of equipment is low.In the seizure equipment of the present invention,
Master board be provided with FPGA module and its with electrical level transferring chip and the electric current driving chip with Enable Pin composition control letter
Number output equipment, FPGA output control signals are via the electric current driving chip Enable Pin of electrical level transferring chip output to lamp plate, real
Now the accurately open and close controlling to control circuit for light source plate circuit, makes LED only just execute during imaging electronics board exposure
Illumination work.So, due to imaging electronics board each time for exposure minimum (0.1 ms), therefore LED can be saved
Substantial amounts of invalid illumination.The time for exposure of operating frequency and 0.1ms based on imaging electronics board 100Hz, LED is using synchronous sudden strain of a muscle
Bright type of lighting, 1% before by the lower power consumption of radiation source part being.Package entirety, the present invention catch and set
Standby power consumption is 10% of legacy equipment power consumption or so.
Furthermore, the image processing speed of seizure equipment of the present invention is compared existing equipment and is obviously improved.Existing skill
In art, the view data that seizure equipment is captured needs first to transmit to computer reprocessing, by image transmitting and computer disposal
The restriction of performance, general device processing speed are 60Hz or so.The present invention attempts making imaging electronics board and master control in control cabinet
Making sheet is connected by FMC interfaces, and the video information that imaging electronics board is collected is transmitted directly to main control via FMC interfaces
Plate, and FPGA module is adopted in master board, the letter that in real time imaging electronics board can be transmitted by suitable software program
Number extracted, processed and compressed, then outwards transmitted again.As data are not required to pass computer disposal back, and using employing
FPGA treatment technologies are raised speed, and image processing speed, up to 1000 frames/second, is the decades of times of legacy equipment processing speed.
The present invention also provides described passive optical motion capture equipment and grinds in sports techniques analysis, education experiment
Study carefully, physiotherapy and rehabilitation engineering, broadcasting and TV cartoon making, virtual reality exploitation, ergonomic, the field such as mechanical bionical, industrial robot
In application.
Description of the drawings
Fig. 1 is the structural representation of the passive optical motion capture equipment described in embodiment 1.
Fig. 2 is the passive optical motion capture equipment operation principle block diagram described in embodiment 1.
Fig. 3 is the composition structural representation of the passive optical motion capture system described in embodiment 2.
In figure, mark is described as follows：
Fig. 1, in 2：
1- radiation source components；2- optical lens；3- control cabinets；11-LED lamp beads；The control board of 12-LED lamps；
31- imaging electronics boards；32- master boards；311- imageing sensors；33-FMC interfaces；34- perforates；321-FPGA modules；322-
Electrical level transferring chip；Electric current driving chips of the 121- with Enable Pin；122- data wires；323- Ethernet interfaces；324- wave filters；
325- rectification main circuits；326- transformers；327- ethernet transceivers；328- radiation source assembly power supply circuits；329- is imaged
Circuit board power supply circuits.
In Fig. 3：
A- passive optical motion capture equipment；B-POE switches；C- host computers；D- moving objects to be captured
Body.
Specific embodiment
The present invention is described in further detail for mode by the following examples.Optics used in following examples
Camera lens is 2/3 inch of C mouth high accuracy industrial lens；LED lamp bead is 1 watt of LED lamp bead.
Embodiment 1
A kind of passive optical motion capture equipment, as shown in figure 1, it generally includes radiation source component 1, optical frames
2, control cabinet 3；Described radiation source component includes the control of the LED and LED of ten to ten six compositions of LED lamp bead 11
Circuit board 12, described LED lamp bead 11 are arranged on around described optical lens 2；Control imaging is provided with described control cabinet 3
Imaging electronics board 31 and control data process, the master board 32 of data syn-chronization and power supply；In described imaging electronics board 31
Imageing sensor 311 is set, is coupled by FMC interfaces 33 between imaging electronics board 31 and master board 32；Described control cabinet 3
Surface has perforate 34, described 2 rear portion of optical lens to be threaded connection and be fixedly mounted on perforate 34 described in control cabinet outer surface
Place, optical lens 2 are relative with the imageing sensor 311 in imaging electronics board in control cabinet 31 by described perforate 34；Described
Light source control board 12 on the electric current driving chip 121 with Enable Pin is set, in described master board 32 arrange electricity
Flat conversion chip 322, the described electric current driving chip 121 with Enable Pin is by data wire 122 and described level conversion core
Piece 322 couples.
As shown in Figure 1, 2, described master board 32 arranges FPGA module 321, and described FPGA module 321, level turns
Change chip 322 and the electric current driving chip 121 with Enable Pin is sequentially electrically connected, in order to transmit the control signal that LED lights.Institute
Ethernet interface 323 and wave filter 324, Ethernet interface 323 and 324 Electricity Federation of wave filter is additionally provided with the master board 32 that states
Connect.It is further provided with rectification main circuit 325 and transformer 326 in described master board 32, described wave filter 324, whole
Stream main circuit 325 and transformer 326 sequentially electrically connect composition power-supplying circuit and are master board 32, imaging electronics board 31 and shine
Penetrate light source assembly 1 to power.Ethernet transceiver 327, described wave filter are also further provided with described master board 32
324th, ethernet transceiver 327 and FPGA module 321 sequentially electrically connect composition data transmit-receive circuit.
The motion capture equipment of the present embodiment described Ethernet interface 323 by netting twine connect external power or
The electric power and data-signal that POE switches, external power or POE switches are provided is entered by netting twine and Ethernet interface 323
Separated by wave filter 324 after seizure equipment；Electric power (solid line is represented in Fig. 2) is processed through rectification main circuit 325 and transformer 326
Afterwards, the use standard of each components and parts is reached, is used for each components and parts；Data-signal (intensive dotted line is represented in Fig. 2) via
Ethernet transceiver 327, entering FPGA module 321 carries out the operation of data and processes that (this is DRP data reception process, and data are sent out
Journey is passed through for its inverse process)；Synchronizing signal (Fig. 2 Wave lines are represented) is a kind of special data-signal, at ordinary times with common number
It is believed that number together transmit, but synchronizing signal has limit priority, after synchronizing signal is received, during FPGA module 321 is triggered
Disconnected, it is immediately performed synchronous task.The luminous irradiation of LED is captured object, and the object reflected illumination light that is captured returns to optical lens
2, the image that the impression of imageing sensor 311 in imaging electronics board 31 is obtained by optical lens 2, and exposed with default frequency
Video data is transmitted directly to master board 32, main control by FMC interfaces by continuous acquisition video data, imaging electronics board 31
The FPGA module 321 of plate can be extracted to signal, processed and is compressed in time using suitable computer processing, so
Outwards transmit again afterwards.Therebetween, FPGA module 321 is according to the synchronizing signal output control signal (PWM waveform) for receiving, via level
Conversion chip 322 exports 323 Enable Pin of electric current driving chip in the control board 12 of LED, realizes the control to LED
The accurate break-make control of 12 electric current of circuit board processed, makes LED only just execute gaffer during the exposure of imageing sensor 311
Make.
Embodiment 2
A kind of passive optical motion capture system, as shown in figure 3, its passive optical described in 8 embodiments 1 is moved
Make seizure device A, 1 POE switch b and 1 host computer C composition；8 passive optical motion capture device As point
Do not coupled with POE switch bs by 1 netting twine using described Ethernet interface, POE switch bs are joined with main control computer C
Connect.
When carrying out motion capture, the passive optical motion capture device A described in 8 embodiments 1 is placed in be captured
Moving object D surrounding diverse locations, optical lens is while alignment motion object D, arranges wherein 1 passive optical motion capture
Equipment is main equipment, and remaining is from equipment.The moving object D surfaces key position being captured is initially entered after fixing Marker
Motion state, the light source of every passive optical motion capture device A send Infrared irradiation moving object, moving object D tables
The Marker reflection infrared lights in face return to the optical lens of seizure equipment, and after optical lens imaging, imageing sensor is according to imaging electricity
The view data for collecting is transferred to main control by FMC interfaces by imaging electronics board by the control taking moving picture of road plate
The FPGA module of plate is processed.In the capture-process, POE switch bs are given by a netting twine and catch per platform equipment to power simultaneously
Transmission parameter settings data and synchronizing signal, while catch device A also by a netting twine to POE switch bs transmission figure per platform
As data and synchronizing signal.B synchronizing signals are exchanged also by POE switches between 8 passive optical motion capture device As.
Main control computer C can pass through the view data that POE switch bs receive each seizure equipment, and will be joined by POE switch bs
Number arranges data and sends to device A is caught.
Claims (9)
1. a kind of passive optical motion capture equipment, it is characterised in that：It generally includes radiation source component, optical frames
Head, control cabinet；Described radiation source component includes that the control board of light source and light source, described light source are arranged on described
Around optical lens；Be provided with described control cabinet control imaging imaging electronics board and control data process, data syn-chronization and
The master board of power supply；Imageing sensor is set in described imaging electronics board, is passed through between imaging electronics board and master board
FMC interfaces are electrically connected；Described control cabinet surface has perforate, described optical lens rear portion to be fixedly mounted on control cabinet outer surface
The tapping, optical lens are relative with the imageing sensor in imaging electronics board in control cabinet by described perforate；Described
The control board of light source electrically connect with described master board；Described master board arranges FPGA module, participates in described
The power supply control of light source, while being responsible for the reception and transmission and the process of image of data-signal, is also responsible for sending out for synchronizing signal
Raw, reception and transmission；Described master board is provided with electrical level transferring chip, and the control board of described light source is provided with band
The electric current driving chip of Enable Pin；Described FPGA module, electrical level transferring chip and the electric current driving chip with Enable Pin are sequentially
Electrically connect, in order to transmit the control signal of light source luminescent.
2. passive optical motion capture equipment according to claim 1, it is characterised in that：Described optical lens is C
Mouth mirror head.
3. passive optical motion capture equipment according to claim 1, it is characterised in that：Described optical lens is work
Industry level C mouth high accuracy industrial lens.
4. passive optical motion capture equipment according to claim 1, it is characterised in that：Described light source is LED.
5. passive optical motion capture equipment according to claim 1, it is characterised in that：Described light source be 5 with
On LED lamp bead composition LED.
6. passive optical motion capture equipment according to claim 1, it is characterised in that：In described master board also
Ethernet interface and wave filter is provided with, Ethernet interface is electrically connected with wave filter.
7. passive optical motion capture equipment according to claim 6, it is characterised in that：Described master board is enterprising
One step is provided with rectification main circuit and transformer, and described wave filter, rectification main circuit and transformer sequentially electrically connect composition power supply
Power supply circuits are master board, imaging electronics board and light source power supply.
8. passive optical motion capture equipment according to claim 6, it is characterised in that：Described master board is enterprising
One step is provided with ethernet transceiver, described wave filter, described ethernet transceiver and described FPGA module sequentially Electricity Federation
Connect composition data transmit-receive circuit.
9. a kind of passive optical motion capture system, is characterized in that：Its passive optical described in multiple claims 1 is moved
Make seizure equipment, POE switches and host computer composition；Multiple described passive optical motion capture equipment are sharp respectively
Coupled with POE switches by a netting twine with described Ethernet interface, POE switches are coupled with main control computer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610006045.9A CN105472224B (en) | 2016-01-05 | 2016-01-05 | A kind of passive optical motion capture equipment and its application |
| PCT/CN2016/111213 WO2017118284A1 (en) | 2016-01-05 | 2016-12-21 | Passive optical motion capture device, and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610006045.9A CN105472224B (en) | 2016-01-05 | 2016-01-05 | A kind of passive optical motion capture equipment and its application |
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| CN105472224A CN105472224A (en) | 2016-04-06 |
| CN105472224B true CN105472224B (en) | 2017-03-15 |
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| CN105472224B (en) * | 2016-01-05 | 2017-03-15 | 北京度量科技有限公司 | A kind of passive optical motion capture equipment and its application |
| CN108921921A (en) * | 2018-06-27 | 2018-11-30 | 河南职业技术学院 | A kind of collecting method and system for three-dimensional cartoon design |
| CN114470678A (en) * | 2022-01-25 | 2022-05-13 | 上海众一健康科技有限公司 | Voice interaction auxiliary device for patient rehabilitation |
| CN115334219A (en) * | 2022-08-08 | 2022-11-11 | 南京航空航天大学 | High-speed photographing system and method based on active and passive illumination |
| CN117058766B (en) * | 2023-09-11 | 2023-12-19 | 轻威科技(绍兴)有限公司 | Motion capture system and method based on active light stroboscopic effect |
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| CN205320165U (en) * | 2016-01-05 | 2016-06-15 | 北京度量科技有限公司 | Passive form optics motion capture equipment |
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Also Published As
| Publication number | Publication date |
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| CN105472224A (en) | 2016-04-06 |
| WO2017118284A1 (en) | 2017-07-13 |
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