CN109815939A - Projection display system and method based on human eye tracking - Google Patents
Projection display system and method based on human eye tracking Download PDFInfo
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- CN109815939A CN109815939A CN201910154314.XA CN201910154314A CN109815939A CN 109815939 A CN109815939 A CN 109815939A CN 201910154314 A CN201910154314 A CN 201910154314A CN 109815939 A CN109815939 A CN 109815939A
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Abstract
The present invention discloses a kind of projection display system and method based on human eye tracking, is related to projection display technique field, and the position of eye point by tracking spectators adjusts the output of the projected picture in screen in real time, so that spectators are in optimal viewing visual angle always.The system includes projecting cell, screen, location tracking unit, induction glasses, matching treatment unit and control unit, incude the connection of glasses and location tracking unit, location tracking unit and matching treatment unit are connect with control unit respectively, and control unit is connect with projecting cell；Location tracking unit wears the spectators position of eye point of induction glasses for incuding in real time；Matching treatment unit generates matched data storage for acquiring the best projection angle-data that multiple positions of eye point correspond to projecting cell；Control unit is used to transfer corresponding best projection angle-data from matched data according to the spectators position of eye point data correspondence received, to adjust the projection output angle of projecting cell.
Description
Technical field
The present invention relates to projection display technique field more particularly to a kind of projection display systems and side based on human eye tracking
Method.
Background technique
Existing viewing system, it is general that the scheme fixed position and carry out viewing is sitting in front of screen using spectators, by solid
Positioning set place mounting-fixing base chair perhaps multidimensional seat so that the purpose of fixed viewing or dynamic viewing is realized, in viewing system
During the installation and debugging of system, either fixing seat or multidimensional seat are set according to the visual angle of human normal sitting posture
It sets, so that spectators can get optimal viewing effect under standard sitting posture, but finds in actual use, it is right
In fixing seat spectators after sitting can change itself sitting posture from time to time, will lead to viewing view position in this way and send out therewith
It is raw to change, it especially will be substantially reduced viewing effect for the higher film of viewing visual requirement or game, for dynamic seat
Chair needs spectators ceaselessly to adjust body posture with the change of seat displacement posture to guarantee optimal viewing visual angle,
This viewing that also can be greatly reduced for viewing person experience.
Summary of the invention
The purpose of the present invention is to provide a kind of projection display systems and method based on human eye tracking, by tracking spectators
Position of eye point adjust in real time the projected picture in screen output so that spectators are in optimal viewing visual angle always.
To achieve the goals above, an aspect of of the present present invention provides a kind of projection display system based on human eye tracking, packet
Include projecting cell, screen, location tracking unit, induction glasses, matching treatment unit and control unit, the induction glasses and institute
Rheme sets the connection of tracing unit, and the location tracking unit and the matching treatment unit connect with described control unit respectively
It connects, described control unit is connect with the projecting cell；
The location tracking unit wears the spectators position of eye point of the induction glasses for incuding in real time；
The matching treatment unit is raw for acquiring the best projection angle-data that multiple positions of eye point correspond to projecting cell
It is stored at matched data；
Described control unit is used for corresponding from the matched data according to the spectators position of eye point data received
Corresponding best projection angle-data is transferred, to adjust the projection output angle of the projecting cell.
Preferably, the projecting cell includes projector and the rotating electric machine for carrying the projector, the rotating electric machine
It is connect respectively with described control unit with the projector, the rotating electric machine according to the best projection angle-data for holding
The projector is carried to rotate to corresponding position.
Preferably, the matching treatment unit includes sequentially connected data acquisition module, data match module and storage
The output end of module, the memory module is connect with described control unit；
The data acquisition module is used to the viewing space of three-dimensional space being divided into multiple coordinates regionals, and measures respectively
The corresponding best projection angle-data of each coordinates regional；
The data match module is used to the coordinates regional match the best projection angle-data one by one corresponding；
The memory module is used to save the corresponding relation data of the best projection angle-data and the coordinates regional.
Optionally, the location tracking unit is infrared tracking camera.
Optionally, the induction glasses are eyeball tracking glasses.
Further, described control unit includes project content control module and angle adjustment control module, the angle
The input terminal of adjustment control module is connect with the output end of the memory module and the location tracking unit respectively, the angle
Adjustment control module output end connect with the rotating electric machine, the input terminal of the project content control module respectively with it is described
Memory module is connected with the output end of the location tracking unit, the output end of the project content control module and the projection
Machine connection；
The project content control module is used to be transferred from preset film data library according to the spectators position of eye point
Corresponding film data is exported to the projector.
Compared with prior art, the projection display system provided by the invention based on human eye tracking has below beneficial to effect
Fruit:
In projection display system provided by the invention based on human eye tracking, screen and projecting cell are arranged oppositely, position
It sets tracing unit to fix together with screen on the wall, spectators incude glasses by wearing during viewing, due to incuding eye
Mirror is connect with location tracking cell signal, and location tracking unit and matching treatment unit are again single by control unit and projection respectively
Member connection, may be implemented the best throwing for acquiring the corresponding projecting cell in multiple positions of eye point in advance by matching treatment unit in this way
Shadow angle-data, and generate matched data, then further according to the position of eye point of location tracking unit real-time tracing spectators, pass through by
The spectators position of eye point tracked best projection angle-data corresponding with above-mentioned matched data matched and searched, so that control unit
According to the projection output angle of the corresponding adjustment projecting cell of the best projection angle-data, to enable a viewer to see with optimal viewing angle
See projected picture.
As it can be seen that using the projection display system provided by the invention based on human eye tracking, throwing of the projecting cell in screen
Shadow angle can accomplish adaptively to adjust according to the position of eye point of spectators, and no matter how the position of eye point of spectators, which changes, can begin
Guarantee that spectators get optimal viewing visual angle eventually, improves the viewing experience of spectators.
Another aspect of the present invention provides a kind of method for displaying projection based on human eye tracking, is applied to above-mentioned technical proposal
In the projection display system based on human eye tracking, which comprises
The spectators position of eye point of the induction glasses is worn in step S1, in real time induction；
Step S2 acquires the best projection angle-data that multiple positions of eye point correspond to projecting cell, generates matched data and deposits
Storage；
Step S3 is transferred from the matched data corresponding according to the spectators position of eye point data correspondence received
Best projection angle-data, to adjust the projection output angle of the projecting cell.
Preferably, the step S2 includes:
The viewing space of three-dimensional space is divided into multiple coordinates regionals in advance by step S21, and measures each coordinate area respectively
The corresponding best projection angle-data in domain；
Step S22 matches the best projection angle-data with the coordinates regional corresponding one by one；
Step S23 saves the corresponding relation data of the best projection angle-data and the coordinates regional.
Preferably, the step S3 further include:
According to the spectators position of eye point, corresponding film data is transferred from preset film data library and is exported to described
Projector.
Compared with prior art, it is provided by the invention based on human eye tracking method for displaying projection beneficial effect with it is above-mentioned
The beneficial effect for the projection display system based on human eye tracking that technical solution provides is identical, and this will not be repeated here.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural block diagram of the projection display system based on human eye tracking in the embodiment of the present invention one；
Fig. 2 is the flow diagram of the method for displaying projection based on human eye tracking in the embodiment of the present invention two.
Appended drawing reference:
1- incudes glasses, 2- location tracking unit；
3- matching treatment unit, 4- control unit；
5- projecting cell, 31- data acquisition module；
32- data match module, 33- memory module；
41- angle adjusts control module, 42- project content control module；
51- rotating electric machine, 52- projector.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, implement below in conjunction with the present invention
Attached drawing in example, technical scheme in the embodiment of the invention is clearly and completely described.Obviously, described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel all other embodiment obtained without creative labor belongs to the model that the present invention protects
It encloses.
Embodiment one
Referring to Fig. 1, the present embodiment provides a kind of projection display system based on human eye tracking, including projecting cell 5, silver
Curtain (attached drawing is not shown), location tracking unit 2, induction glasses 1, matching treatment unit 3 and control unit 4, incude glasses 1 and position
Set the connection of tracing unit 2, location tracking unit 2 and matching treatment unit 3 are connect with control unit 4 respectively, control unit 4 with
Projecting cell 5 connects；Location tracking unit 2 wears the spectators position of eye point of induction glasses 1 for incuding in real time；Matching treatment list
Member 3 generates matched data storage for acquiring the best projection angle-data that multiple positions of eye point correspond to projecting cell 5；Control
Unit 4 is used to transfer corresponding best projection angle number from matched data according to the spectators position of eye point data correspondence received
According to adjust the projection output angle of projecting cell 5.
In projection display system provided in this embodiment based on human eye tracking, screen and projecting cell 5 are arranged oppositely,
Location tracking unit 2 is fixed together with screen, and spectators incude glasses 1 by wearing during viewing on the wall, due to sense
Glasses 1 are answered to connect with 2 signal of location tracking unit, location tracking unit 2 and matching treatment unit 3 pass through control unit respectively again
4 connect with projecting cell 5, may be implemented to acquire the corresponding projection in multiple positions of eye point in advance by matching treatment unit 3 in this way
The best projection angle-data of unit 5, and matched data is generated, then further according to 2 real-time tracing spectators' of location tracking unit
Position of eye point passes through the spectators position of eye point that will be tracked best projection angle number corresponding with above-mentioned matched data matched and searched
According to, so that projection output angle of the control unit 4 according to the corresponding adjustment projecting cell 5 of the best projection angle-data, so as to see
Crowd can watch projected picture with optimal viewing angle.
As it can be seen that projecting cell 5 is in screen using the projection display system provided in this embodiment based on human eye tracking
Projection angle can be accomplished adaptively to adjust according to the position of eye point of spectators, and no matter how the position of eye point of spectators, which changes, can
It is always ensured that spectators get optimal viewing visual angle, improves the viewing experience of spectators.
Please continue to refer to Fig. 1, the projecting cell in above-described embodiment includes the rotation of projector 52 and carrying projector 52
Motor 51, rotating electric machine 51 and projector 52 connect with control unit 4 respectively, and rotating electric machine 51 is used for according to best projection angle
Deta bearer projector 52 rotates to corresponding position.Illustratively, rotating electric machine 51 selects the camera of high-precision control dedicated
Horizontal stage electric machine.
Specifically, the matching treatment unit 3 in above-described embodiment includes sequentially connected data acquisition module 31, data
With module 32 and memory module 33, the output end of memory module 33 is connect with control unit 4；Data acquisition module 31 is used for three
The viewing space of dimension space is divided into multiple coordinates regionals, and measures the corresponding best projection angle number of each coordinates regional respectively
According to；Data match module 32 is used to coordinates regional match best projection angle-data one by one corresponding；Memory module 33 is used for
Save the corresponding relation data of best projection angle-data and coordinates regional.
During specific implementation, the quantity of the division in viewing space internal coordinate region the more then to rotating electric machine 51
It is higher to control precision, due to precisely acquiring the corresponding best projection angle-data of each coordinates regional in advance, regardless of
Which type of posture spectators are in, as long as spectators have worn induction glasses, 1 location tracking unit 2 can be accurately obtained spectators
Position of eye point, and then can Auto-matching go out corresponding best projection angle-data, it is final to control the adjustment of projector 52 and throw
Position of the shadow in screen meets the best viewing experience of spectators.It is understood that scheme provided in this embodiment is especially suitable
Dynamic viewing process is closed, such as somatic sensation television game can timely adjust projection output with the displacement of spectators, meet the game of spectators
Display demand.
Illustratively, the location tracking unit 2 in above-described embodiment be infrared tracking camera, induction glasses 1 be with
The glasses of eyeball tracking function, such as mark point glasses, infrared tracking camera passes through the mark point reflection signal on acquisition glasses
Carry out the coordinates regional where target viewers position of eye point.
Optionally, the control unit 4 in above-described embodiment includes project content control module 42 and angle adjustment control mould
The input terminal of block 41, angle adjustment control module 41 is connect with the output end of memory module 33 and location tracking unit 2 respectively, angle
Degree adjustment control module 41 output end connect with rotating electric machine 51, the input terminal of project content control module 42 respectively with storage
Module 33 is connected with the output end of location tracking unit 2, and the output end of project content control module 42 is connect with projector 52, is thrown
Shadow content control module 42 is used for according to spectators position of eye point, and it is defeated to transfer corresponding film data from preset film data library
Out to projector 52, illustratively, film data library is stored in memory module 33.
When it is implemented, the practicing in somatic sensation television game field for this system, the present embodiment passes through in each coordinate area
The corresponding game for pre-seting different content in domain shows picture, to realize that launching corresponding game in real time according to spectators position of eye point shows
Show picture, builds a kind of interactive game scene true to nature to spectators.
Embodiment two
Fig. 1 and Fig. 2 are please referred to, the present embodiment provides a kind of method for displaying projection based on human eye tracking, comprising:
Step S1, the spectators position of eye point of induction glasses is worn in induction in real time；
Step S2 acquires the best projection angle-data that multiple positions of eye point correspond to projecting cell, generates matched data and deposits
Storage；
Step S3 transfers corresponding best projection according to the spectators position of eye point data correspondence received from matched data
Angle-data, to adjust the projection output angle of projecting cell.
Preferably, step S2 includes:
The viewing space of three-dimensional space is divided into multiple coordinates regionals in advance by step S21, and measures each coordinate area respectively
The corresponding best projection angle-data in domain；
Step S22 matches best projection angle-data with coordinates regional corresponding one by one；
Step S23 saves the corresponding relation data of best projection angle-data and coordinates regional.
Preferably, step S3 further include:
According to spectators position of eye point, corresponding film data is transferred from preset film data library and is exported to projector.
Compared with prior art, the beneficial effect of the method for displaying projection provided in an embodiment of the present invention based on human eye tracking
Identical as the beneficial effect of projection display system based on human eye tracking that above-described embodiment one provides, this will not be repeated here.
It will appreciated by the skilled person that realizing that all or part of the steps in foregoing invention method is can to lead to
Program is crossed to instruct relevant hardware and complete, above procedure can store in computer-readable storage medium, the program
When being executed, each step including above-described embodiment method, and the storage medium may is that ROM/RAM, magnetic disk, CD,
Storage card etc..
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of projection display system based on human eye tracking, which is characterized in that including projecting cell, screen, location tracking list
Member, induction glasses, matching treatment unit and control unit, the connection of the induction glasses and the location tracking unit are described
Location tracking unit and the matching treatment unit are connect with described control unit respectively, and described control unit and the projection are single
Member connection；
The location tracking unit wears the spectators position of eye point of the induction glasses for incuding in real time；
The matching treatment unit is for acquiring the best projection angle-data that multiple positions of eye point correspond to projecting cell, generation
It is stored with data；
Described control unit is used to be transferred from the matched data according to the spectators position of eye point data correspondence received
Corresponding best projection angle-data, to adjust the projection output angle of the projecting cell.
2. system according to claim 1, which is characterized in that the projecting cell includes projector and the carrying projection
The rotating electric machine of machine, the rotating electric machine and the projector connect with described control unit respectively, and the rotating electric machine is used for
The projector is carried according to the best projection angle-data to rotate to corresponding position.
3. system according to claim 2, which is characterized in that the matching treatment unit includes that sequentially connected data are adopted
Collection module, data match module and memory module, the output end of the memory module are connect with described control unit；
The data acquisition module is used to the viewing space of three-dimensional space being divided into multiple coordinates regionals, and measures each seat respectively
Mark the corresponding best projection angle-data in region；
The data match module is used to the coordinates regional match the best projection angle-data one by one corresponding；
The memory module is used to save the corresponding relation data of the best projection angle-data and the coordinates regional.
4. system according to claim 1, which is characterized in that the location tracking unit is infrared tracking camera.
5. system according to claim 1, which is characterized in that the induction glasses are eyeball tracking glasses.
6. system according to claim 3, which is characterized in that described control unit includes project content control module and angle
Degree adjustment control module, the input terminal of angle adjustment control module respectively with the memory module and the location tracking list
The output end of the output end connection of member, the angle adjustment control module is connect with the rotating electric machine, the project content control
The input terminal of molding block is connect with the output end of the memory module and the location tracking unit respectively, the project content control
The output end of molding block is connect with the projector；
The project content control module is used to transfer correspondence from preset film data library according to the spectators position of eye point
Film data export to the projector.
7. a kind of method for displaying projection based on human eye tracking characterized by comprising
The spectators position of eye point of the induction glasses is worn in step S1, in real time induction；
Step S2 acquires the best projection angle-data that multiple positions of eye point correspond to projecting cell, generates matched data storage；
Step S3 is transferred from the matched data corresponding best according to the spectators position of eye point data correspondence received
Projection angle data, to adjust the projection output angle of the projecting cell.
8. the method according to the description of claim 7 is characterized in that the step S2 includes:
The viewing space of three-dimensional space is divided into multiple coordinates regionals in advance, and measures each coordinates regional pair respectively by step S21
The best projection angle-data answered；
Step S22 matches the best projection angle-data with the coordinates regional corresponding one by one；
Step S23 saves the corresponding relation data of the best projection angle-data and the coordinates regional.
9. the method according to the description of claim 7 is characterized in that the step S3 further include:
According to the spectators position of eye point, corresponding film data is transferred from preset film data library and is exported to the projector.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910154314.XA CN109815939A (en) | 2019-03-01 | 2019-03-01 | Projection display system and method based on human eye tracking |
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| CN201910154314.XA CN109815939A (en) | 2019-03-01 | 2019-03-01 | Projection display system and method based on human eye tracking |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110290368A (en) * | 2019-08-02 | 2019-09-27 | 北京小狗智能机器人技术有限公司 | A kind of control method and device of projection type equipment |
| CN111212324A (en) * | 2020-01-14 | 2020-05-29 | 宋秀梅 | Dynamic adjusting platform and method based on big data analysis |
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| US20180120572A1 (en) * | 2016-11-01 | 2018-05-03 | Yazaki Corporation | Vehicle display device |
| CN108663806A (en) * | 2017-03-31 | 2018-10-16 | 及至微机电股份有限公司 | Imaing projector with pupil tracing function and its pupil position follow-up mechanism |
| CN109302594A (en) * | 2017-07-24 | 2019-02-01 | 三星电子株式会社 | Projection display equipment including eye tracker |
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| US20180120572A1 (en) * | 2016-11-01 | 2018-05-03 | Yazaki Corporation | Vehicle display device |
| CN107027014A (en) * | 2017-03-23 | 2017-08-08 | 广景视睿科技（深圳）有限公司 | A kind of intelligent optical projection system of trend and its method |
| CN108663806A (en) * | 2017-03-31 | 2018-10-16 | 及至微机电股份有限公司 | Imaing projector with pupil tracing function and its pupil position follow-up mechanism |
| CN109302594A (en) * | 2017-07-24 | 2019-02-01 | 三星电子株式会社 | Projection display equipment including eye tracker |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110290368A (en) * | 2019-08-02 | 2019-09-27 | 北京小狗智能机器人技术有限公司 | A kind of control method and device of projection type equipment |
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Address after: 100020 Beijing Chaoyang District East Fourth Ring North Road, No. 6, No. 2 District, 28 Floor, 222 Shop Applicant after: Beijing danghong Qitian international culture and Technology Development Group Co., Ltd Address before: 100020 Beijing Chaoyang District East Fourth Ring North Road, No. 6, No. 2 District, 28 Floor, 222 Shop Applicant before: Beijing red monkey International Cultural Development Group Limited |
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Application publication date: 20190528 |