CN106441810A - Device and method for detecting delay time of VR (virtual reality) equipment - Google Patents
Device and method for detecting delay time of VR (virtual reality) equipment Download PDFInfo
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- CN106441810A CN106441810A CN201611163824.6A CN201611163824A CN106441810A CN 106441810 A CN106441810 A CN 106441810A CN 201611163824 A CN201611163824 A CN 201611163824A CN 106441810 A CN106441810 A CN 106441810A
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- equipment
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- range sensor
- gimbal lever
- photographic head
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
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- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention provides a device and a method for detecting the delay time of VR (virtual reality) equipment. The device comprises a camera, a distance sensor, a first fixing portion and a second fixing portion. The camera is fixed to the first fixing portion, and the second fixing portion is used for fixing the VR equipment; the camera is opposite to display interfaces of the VR equipment and is used for acquiring images of the display interfaces of the VR equipment, the second fixing portion can be in a first state and a second state, directly faces the distance sensor when in the first state and is far away from the distance sensor when in the second state, and the distance sensor is used for detecting location information of the VR equipment. The device and the method for detecting the delay time of the VR equipment have the advantages that the detection time can be shortened, the detection difficulty can be lowered, and the detection accuracy can be improved.
Description
Technical field
The present invention relates to smart machine unlocking technology field, more particularly, to a kind of detection means of the time delay of VR equipment
And detection method.
Background technology
Virtual reality technology (VR) is a kind of computer simulation system that can create with the experiencing virtual world, and it is using meter
Calculation machine generates a kind of simulated environment, and this simulated environment is a kind of interactively Three-Dimensional Dynamic what comes into a driver's and the entity of Multi-source Information Fusion
The system emulation of behavior, can make user be immersed in this environment.Virtual reality technology mainly include simulated environment, perception, from
So aspect such as technical ability and sensing equipment.Determine mainly postponing of its performance in VR product, the delay in VR refers to
" Motion-To-Photon Latency ", what wherein Motion represented is the moment that user movement starts, and Photon represents
It is that respective picture is shown to the moment on screen, then, Motion-To-Photon Latency is from the beginning of user movement
It is shown to spent time on screen to respective picture.The delay of one qualified VR product must control within 20ms, because
This, the detection to the time delay of VR product is requisite step.
Content of the invention
In order to solve the deficiencies in the prior art, the present invention provides a kind of detection means of time delay of VR equipment and detection
Method, can reduce detection time and detection difficulty, improve the degree of accuracy detecting.
Concrete technical scheme proposed by the present invention is：A kind of detection means of the time delay of VR equipment, described inspection are provided
Survey device and include photographic head, range sensor, the first fixed part and the second fixed part, described photographic head is fixed on described first
Fixed part, described second fixed part is used for fixing described VR equipment；Described photographic head is relative with the display interface of described VR equipment
Setting, described photographic head be used for gather described VR equipment display interface image, described second fixed part have with described away from
From sensor just to first state and the second state away from described range sensor, described range sensor is used for detecting
The positional information of described VR equipment.
Further, described detection means also includes support component, and described support component includes base, support shaft and balance
Bar, perpendicular to described base, the described gimbal lever is rotated with described support shaft and is connected described support shaft；Described first fixed part is institute
State the first end of the gimbal lever, described second fixed part is the second end of the described gimbal lever, described range sensor is arranged at described
On base.
Further, described photographic head and described VR equipment are with regard to described support axial symmetry.
Further, described detection means also includes the baffle plate being arranged in the described gimbal lever, and described baffle plate is located at described
Between the gimbal lever and described base, the emission port that described baffle plate is used for blocking described range sensor in described first state is sent out
The light going out.
Further, described baffle plate includes connecting portion and occlusion part, and described connecting portion is connected with the described gimbal lever, described screening
Stopper is connected with described connecting portion, and described occlusion part is used for blocking the emission port of described range sensor in described first state
The light sending.Further, described occlusion part is parallel with described base, and described connecting portion is perpendicular to described occlusion part.
Further, described range sensor is iraser sensor.
Further, described photographic head is provided with USB interface, and described USB interface is used for connecting computer.
Present invention also offers a kind of detection method of the time delay of VR equipment, described detection method includes following step
Suddenly：
Detect positional information, the image of the display interface of the described VR equipment of collection of described VR equipment；
Judge whether described positional information changes, if changing, by described positional information change when
Engrave as initial time；
Judging whether the visual angle of described image changes, if changing, the visual angle of described image being changed
Moment be designated as respond the moment；
Described response moment and described initial time are made the time delay that difference obtains described VR equipment.
The detection means of time delay of VR equipment proposed by the present invention and detection method, described detection means includes distance
Sensor and photographic head, detect the positional information of described VR equipment by range sensor and are obtained according to described positional information
Time beginning is the Motion moment, gathers the image of the display interface of VR equipment by photographic head and obtains response according to described image
Moment is the Photon moment, when then being made the delay that difference just obtains described VR equipment with described initial time the described response moment
Between, described detection means and detection method reduce detection time and detection difficulty, improve the degree of accuracy of detection.
Brief description
Below in conjunction with the accompanying drawings, by the specific embodiment detailed description to the present invention, technical scheme will be made
And other beneficial effects are apparent.
Fig. 1 is the top view of the detection means of time delay of VR equipment in embodiment 1；
Fig. 2 is the profile of the detection means of time delay of VR equipment in Fig. 1；
Fig. 3 is the flow chart of the detection method of time delay of VR equipment；
Fig. 4 is the profile of the detection means of time delay of VR equipment in embodiment 2.
Specific embodiment
Hereinafter, with reference to the accompanying drawings to describing embodiments of the invention in detail.However, it is possible to come real in many different forms
Apply the present invention, and the present invention should not be construed as limited to the specific embodiment that illustrates here.On the contrary, these enforcements are provided
Example is to explain the principle of the present invention and its practical application, so that others skilled in the art are it will be appreciated that the present invention
Various embodiments and be suitable for the various modifications of specific intended application.In the accompanying drawings, identical label will be used for table all the time
Show identical element.
The detection means of the time delay of VR equipment that the present invention provides includes photographic head, range sensor, the first fixation
Portion and the second fixed part, photographic head is fixed on the first fixed part, and the second fixed part is used for fixing VR equipment；Photographic head is set with VR
Standby display interface is oppositely arranged, and for gathering the image of the display interface of VR equipment, the second fixed part has and Distance-sensing
Device just to first state and the second state away from range sensor, range sensor be used for detect VR equipment position letter
Breath.Wherein, the positional information of VR equipment refers to the distance between VR equipment and range sensor.
The light of range sensor transmitting projects on the second fixed part, when VR equipment is moved, the second fixed part
Also can be moved therewith, when the second fixed part is changed between the first state and a second state, range sensor 2 is examined
The optical signal measuring can change, and the optical signal changing is converted to the signal of telecommunication by it.When VR equipment is moved, take the photograph
The visual angle of the image collecting as head also can change.
Wherein, the mobile inclusion of VR equipment moves left and right, moves forward and backward and move up and down.In order to more accurately to VR equipment
Time delay detected, the moving direction of VR equipment is different, the set location of range sensor is different.
Embodiment 1
With reference to Fig. 1, Fig. 2, the detection means of the time delay of VR equipment in the present embodiment includes photographic head 1, distance passes
Sensor 2 and support component 3.Support component 3 includes base 31, support shaft 32 and the gimbal lever 33.Base 31 is circle, support shaft 32
For column,, perpendicular to base 31, the gimbal lever 33 is rotated with support shaft 32 and is connected for it, and support shaft 32 is used for supporting the gimbal lever 33 and inciting somebody to action
The gimbal lever 33 is suspended from above base 31.Wherein, balance bar 33 rotates around support shaft 32 in the plane that X-axis and Y-axis are located and exists
The rotation with surface parallel with base 31.
First fixed part is first end 33a of the gimbal lever 33, and the second fixed part is the second end 33b of the gimbal lever 33.Shooting
1 first end 33a being arranged at the gimbal lever 33, VR equipment 4 is arranged at the second end 33b of the gimbal lever 33, and range sensor 2 is arranged
On base.Photographic head 1 is symmetrical with regard to support shaft 32 with VR equipment 4.
Detection means also includes the baffle plate 34 being arranged in the gimbal lever 33, baffle plate 34 be located at the gimbal lever 33 and base 31 it
Between, baffle plate 34 is used for blocking the light that the emission port of range sensor 2 sends in first state.Specifically, baffle plate 34 includes
Connecting portion 34a and occlusion part 34b, connecting portion 34a are connected with the gimbal lever 33, and occlusion part 34b is connected with connecting portion 34a, occlusion part
34b is located at the plane that X-axis and Y-axis are located, and occlusion part 34b is parallel with base 31, and connecting portion 34a is perpendicular to occlusion part 34b.?
During one state, the emission port of range sensor 2 impinges perpendicularly on occlusion part 34b along the light that Z-direction sends, occlusion part
34b is used for blocking the light that the emission port of range sensor 2 sends.Wherein, for the emission port of sensor 2 of preferably adjusting the distance
The light sending is blocked, and projection in the plane that X-axis and Y-axis are located for the occlusion part 34b is completely covered range sensor 2 and exists
Projection in the plane at X-axis and Y-axis place.
Range sensor 2 is iraser sensor, and its light that emission port sends in first state is projeced into and blocks
On portion 34b.USB interface (figure is not marked) is respectively equipped with photographic head 1 and range sensor 2 and passes through USB interface and computer respectively
Connect.
The original state of occlusion part 34b is first state, when first end 33a or the second end 33b have external force effect, balance
Bar 33 will rotate i.e. in the rotation with surface parallel to base 31 around support shaft 32, and now, occlusion part 34b turns from first state
Change to the second state, that is, occlusion part 34b is from blocking the emission port of range sensor 2 completely to the transmitting away from range sensor 2
Mouthful, the optical signal that the optical signal that range sensor 2 detects can produce change and change generation is converted to the signal of telecommunication to be passed through again
USB interface exports in computer.Because VR equipment 4 is moved, the image of the display interface of VR equipment 4 of photographic head 1 collection
Visual angle also can change, the image collecting is also sent to computer by USB interface by photographic head 1.Positional information is sent out
The moment of changing is the moment of optical signal generation change to be designated as initial time；The moment that the visual angle of image is changed is designated as
The response moment；The difference of response moment and initial time is just the time delay of VR equipment 4.
With reference to Fig. 3, the present embodiment additionally provides a kind of detection method of the time delay of VR equipment, described detection method bag
Include following steps：
Step S1, the positional information of detection VR equipment 4, the image of the display interface of collection VR equipment 4；
Step S2, judging whether positional information changes, if changing, described positional information being changed
Moment is designated as initial time；
Step S3, judging whether the visual angle of image changes, if changing, the visual angle of described image being become
The moment changed is designated as responding the moment；
Step S4, described response moment and described initial time are made the time delay that difference obtains VR equipment 4.
The detection means of the time delay of VR equipment and detection method that the present embodiment proposes, detection means includes distance and passes
Sensor 2 and photographic head 1, detect the positional information of VR equipment 4 by range sensor 2 and are obtained according to described positional information initial
Time is the Motion moment, gathers the image of the display interface of VR equipment 4 by photographic head 1 and obtains response according to described image
Moment is the Photon moment, then described response moment and described initial time is made the time delay that difference just obtains VR equipment 4,
Described detection means and its detection method reduce detection time and detection difficulty, improve the degree of accuracy of detection.
Embodiment 2
With reference to Fig. 4, with the difference of embodiment 1, the present embodiment is that balance bar 33 turns along Z-direction around support shaft 32
Dynamic i.e. in the rotation with surface perpendicular to base 31, occlusion part 34b is located at the plane that X-axis and Z axis are located, and occlusion part 34b is vertical
In base 31, range sensor 2 is arranged on base one end corresponding with VR equipment 4.In first state, range sensor 2
Emission port impinge perpendicularly on occlusion part 34b along the light that Y direction sends, occlusion part 34b is used for blocking range sensor 2
The light that sends of emission port.
In first state, it is that the gimbal lever 33 is parallel with base 31 that photographic head 1 is in poised state with VR equipment 4, now,
The emission port of range sensor 2 blocks along the light that Y direction the sends portion 34b that is blocked.To first end 33a or the second end
When 33b applies external force, the gimbal lever 33 will rotate and run-off the straight along Z-direction around support shaft 32, and occlusion part 34b is from the first shape
State is transformed into the second state, and that is, occlusion part 34b is from blocking the emission port of range sensor 2 completely to away from range sensor 2
Emission port.The optical signal that range sensor 2 detects can produce change and the optical signal producing change is converted to the signal of telecommunication again
Exported in computer by USB interface.Because VR equipment 4 is moved, the display interface of VR equipment 4 of photographic head 1 collection
The visual angle of image also can change, and the image collecting is also sent to computer by USB interface by photographic head 1.Position is believed
The moment that breath changes is the moment of optical signal generation change to be designated as initial time；The moment that the visual angle of image is changed
It is designated as responding the moment；The difference of response moment and initial time is just the time delay of VR equipment 4.
When the detection means of the time delay of VR equipment of the present embodiment proposition and detection method equally can reduce detection
Between and detection difficulty, improve detection degree of accuracy.
The above is only the specific embodiment of the application it is noted that ordinary skill people for the art
For member, on the premise of without departing from the application principle, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (9)
1. a kind of detection means of the time delay of VR equipment is it is characterised in that include photographic head, range sensor, first solid
Determine portion and the second fixed part, described photographic head is fixed on described first fixed part, described second fixed part is used for fixing described
VR equipment；Described photographic head is oppositely arranged with the display interface of described VR equipment, for gathering the display interface of described VR equipment
Image, described second fixed part have with described range sensor just to first state and away from described range sensor
The second state, described range sensor is used for detecting the positional information of described VR equipment.
2. it is characterised in that also including support component, described support component includes detection means according to claim 1
Base, support shaft and the gimbal lever, perpendicular to described base, the described gimbal lever is rotated with described support shaft and is connected described support shaft；
Described first fixed part is the first end of the described gimbal lever, and described second fixed part is the second end of the described gimbal lever, described away from
It is arranged on described base from sensor.
3. detection means according to claim 2 is it is characterised in that described photographic head and described VR equipment are with regard to described
Support axial symmetry.
4. detection means according to claim 2 is it is characterised in that also include the baffle plate being arranged in the described gimbal lever,
Described baffle plate is located between the described gimbal lever and described base, and described baffle plate is used for blocking described distance in described first state
The light that the emission port of sensor sends.
5. detection means according to claim 4 is it is characterised in that described baffle plate includes connecting portion and occlusion part, described
Connecting portion is connected with the described gimbal lever, and described occlusion part is connected with described connecting portion, and described occlusion part is used in described first shape
The light that the emission port of described range sensor sends is blocked during state.
6. detection means according to claim 5 is it is characterised in that described occlusion part is parallel with described base, described company
Socket part is perpendicular to described occlusion part.
7. detection means according to claim 1 is it is characterised in that described range sensor is iraser sensor.
8. the detection means according to any one of claim 1-7 is it is characterised in that described photographic head is provided with USB interface,
Described USB interface is used for connecting computer.
9. a kind of detection method of the time delay of VR equipment is it is characterised in that comprise the following steps：
Detect positional information, the image of the display interface of the described VR equipment of collection of described VR equipment；
Judge whether described positional information changes, if changing, by described positional information change when engrave
For initial time；
Judge whether the visual angle of described image changes, if changing, by the visual angle of described image change when
Engrave as responding the moment；
Described response moment and described initial time are made the time delay that difference obtains described VR equipment.
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| CN201611163824.6A CN106441810B (en) | 2016-12-16 | 2016-12-16 | The detection device and detection method of the delay time of VR equipment |
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Cited By (9)
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| CN108022544A (en) * | 2017-11-28 | 2018-05-11 | 中国电子技术标准化研究院 | A kind of detection method and system of virtual reality device display quality |
| CN108174192A (en) * | 2018-01-04 | 2018-06-15 | 京东方科技集团股份有限公司 | The detection method and device of smart machine delay time |
| CN108415799A (en) * | 2018-02-11 | 2018-08-17 | 深圳创维新世界科技有限公司 | Delay measurement system |
| CN108427612A (en) * | 2018-02-11 | 2018-08-21 | 深圳创维新世界科技有限公司 | Time delay measurement method |
| CN108446192A (en) * | 2018-02-11 | 2018-08-24 | 深圳创维新世界科技有限公司 | Time delay measurement equipment |
| CN109739737A (en) * | 2018-12-21 | 2019-05-10 | 歌尔科技有限公司 | Wear method of testing delay, equipment and the computer storage medium of display equipment |
| CN112312127A (en) * | 2020-10-30 | 2021-02-02 | 中移（杭州）信息技术有限公司 | Imaging detection method, imaging detection device, electronic equipment, imaging detection system and storage medium |
| CN113824902A (en) * | 2021-09-30 | 2021-12-21 | 杭州海康汽车软件有限公司 | Method, device, system, equipment and medium for determining time delay of infrared camera system |
| CN114596421A (en) * | 2020-12-07 | 2022-06-07 | 中国移动通信有限公司研究院 | Parameter detection method, device and equipment |
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| CN108022544A (en) * | 2017-11-28 | 2018-05-11 | 中国电子技术标准化研究院 | A kind of detection method and system of virtual reality device display quality |
| CN108022544B (en) * | 2017-11-28 | 2021-05-25 | 中国电子技术标准化研究院 | A method and system for detecting display quality of virtual reality equipment |
| CN108174192B (en) * | 2018-01-04 | 2019-11-05 | 京东方科技集团股份有限公司 | The detection method and device of smart machine delay time |
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| CN108427612A (en) * | 2018-02-11 | 2018-08-21 | 深圳创维新世界科技有限公司 | Time delay measurement method |
| CN108446192A (en) * | 2018-02-11 | 2018-08-24 | 深圳创维新世界科技有限公司 | Time delay measurement equipment |
| CN108415799A (en) * | 2018-02-11 | 2018-08-17 | 深圳创维新世界科技有限公司 | Delay measurement system |
| CN108446192B (en) * | 2018-02-11 | 2021-05-04 | 深圳创维新世界科技有限公司 | Time delay measuring equipment |
| CN108427612B (en) * | 2018-02-11 | 2021-07-09 | 深圳创维新世界科技有限公司 | Delay measurement method |
| CN108415799B (en) * | 2018-02-11 | 2021-07-09 | 深圳创维新世界科技有限公司 | Time delay measuring system |
| CN109739737A (en) * | 2018-12-21 | 2019-05-10 | 歌尔科技有限公司 | Wear method of testing delay, equipment and the computer storage medium of display equipment |
| CN112312127A (en) * | 2020-10-30 | 2021-02-02 | 中移（杭州）信息技术有限公司 | Imaging detection method, imaging detection device, electronic equipment, imaging detection system and storage medium |
| CN114596421A (en) * | 2020-12-07 | 2022-06-07 | 中国移动通信有限公司研究院 | Parameter detection method, device and equipment |
| CN113824902A (en) * | 2021-09-30 | 2021-12-21 | 杭州海康汽车软件有限公司 | Method, device, system, equipment and medium for determining time delay of infrared camera system |
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| CN106441810B (en) | 2019-07-26 |
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