CN105516759B - In-car TV based on eye video acquisition - Google Patents
In-car TV based on eye video acquisition Download PDFInfo
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- CN105516759B CN105516759B CN201510900334.9A CN201510900334A CN105516759B CN 105516759 B CN105516759 B CN 105516759B CN 201510900334 A CN201510900334 A CN 201510900334A CN 105516759 B CN105516759 B CN 105516759B
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- eye
- video acquisition
- display screen
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- flexible
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/41422—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance located in transportation means, e.g. personal vehicle
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV program
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4436—Power management, e.g. shutting down unused components of the receiver
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Social Psychology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The present invention discloses a kind of in-car TV based on eye video acquisition, and display screen includes the video acquisition device that at least one is used to acquire eye information, and eye information includes eye locations information and the continuous closing time of eye；Controller reads view eye locations information, and the flexible and rotation of flexible rotating device is driven by driving device；The controller reception continuous closing time of eye is continuously closed time threshold with the eye that controller prestores and makes comparisons：The continuous closing time of eye is greater than eye and is continuously closed time threshold, and controller drives the retraction of flexible rotating device and the closing of display screen；The continuous closing time of eye is less than eye and is continuously closed time threshold, and controller drives flexible and display screen the unlatching of flexible rotating device.The present invention realizes that the angle of display screen is automatically adjusted with the mobile automatic adjustment of customer's eye locations, the unlatching of display screen and closure with eyes closed length of time, improves customer and watches comfort level, saves electric power resource.
Description
Technical field
The present invention relates to car-mounted display fields, it is more particularly related to a kind of vehicle based on eye video acquisition
Carry TV.
Background technique
With the development of science and technology, people are higher and higher to the pursuit of material life.When by bus, in order to improve matter by bus
Amount, the back installation of vehicle seat are provided with the TV of playing function, referred to as in-car TV.In-car TV uses DTV
Technology carries out TV programme relay by way of wireless transmission, ground receiver, provides amusement for customer and enjoys.
But in order to improve the comfort of seating, the chair back of vehicle seat is usually design tilted backwards, in-car TV
It is mounted on the chair back, it is comfortable that the angle of in-car TV is unfavorable for customer's viewing.In addition, customer's semi-lying is on the seat, if head
After inclination, viewing in-car TV is in heeling condition, and viewing effect is bad.In order to improve the comfort level of customer's viewing, vehicle mounted electric
The flexible automatic adjustment of viewing angle according to customer is needed depending on the angle on the chair back.
Summary of the invention
Shortcoming present in view of the above technology, the present invention provide a kind of vehicle mounted electric based on eye video acquisition
Depending on being turned by the video acquisition device of installation acquisition customer's eye information on display screen, display screen by flexible rotating device
The eye that the dynamic receiving portion for being connected to pedestal and the continuous closing time of eye and controller prestore continuously is closed time threshold work
Compare, realize the angle of in-car TV display screen with the mobile automatic adjustment of customer's eye locations, the unlatching of display screen and closure with
The automatic adjustment of eyes closed length of time saves electric power resource while improving the comfort level of customer's viewing.
In order to realize these purposes and other advantages according to the present invention, the invention is realized by the following technical scheme：
In-car TV of the present invention based on eye video acquisition, including：
Display screen, for showing；The display screen includes the video acquisition device that at least one is used to acquire eye information；
The eye information includes eye locations information and the continuous closing time of eye；
Pedestal comprising be embedded and connect in the receiving portion of vehicle seat back, positioned at described accommodation section and vehicle seat back
Connect the interconnecting piece and flexible rotating device at place；The display screen is pivotally attached to the receiving by the flexible rotating device
Portion；
Driving device is located at described accommodation section, for driving the flexible and rotation of the flexible rotating device；
Operating device is located at the interconnecting piece, for operating the opening and closing for controlling the video acquisition device, institute
State the opening and closing of driving device and the opening and closing of the display screen；And
Controller, is located at described accommodation section, and the controller is connected respectively to the video acquisition device, the driving
Device and the operating device, for receiving the eye information of the video acquisition device transmission and being counted to eye information
According to processing；
Wherein, the controller reads the eye locations information that the video acquisition device is sent, and is filled by the driving
Set the flexible and rotation of the driving flexible rotating device；
The controller receives the continuous closing time of eye that the video acquisition device is sent and prestores with the controller
Eye be continuously closed time threshold and make comparisons：If the continuous closing time of eye is greater than the continuous closing time threshold of the eye
Value, then the controller drives the retraction of the flexible rotating device and the pass of the display screen by the driving device
It closes；If the continuous closing time of eye, which is less than the eye, is continuously closed time threshold, driven by the driving device
Flexible and display screen the unlatching of the flexible rotating device.
Preferably, the operating device include operation control the video acquisition device unlatching and/or closing the
Second button of unlatching and/or the closing of one button and driving device.
Preferably, the flexible rotating device includes telescopic rod, rotating member, and described telescopic rod one end is fixedly attached to institute
State receiving portion, the other end is equipped with aperture；Described rotating member one end is fixedly attached to the display screen back side, the other end in hemisphere
Shape；The aperture end of the hemispherical ends of the rotating member and the telescopic rod is rotatablely connected.
Preferably, the telescopic rod includes several sliding blocks being arranged.
Preferably, the video acquisition device includes CCD camera.
Preferably, it is 3 minutes that the eye that the controller prestores, which is continuously closed time threshold,.
Preferably, the controller is single-chip microcontroller or FPGA.
The present invention is include at least the following beneficial effects：
1) pass through the video acquisition device of installation acquisition customer's eye information on display screen, video acquisition device and control
Device connection realizes that the angle of in-car TV display screen is automatically adjusted according to customer's eye locations are mobile, improves relaxing for customer's viewing
Appropriateness；
2) when customer dozes off or sleeps, what the continuous closing time of eye and controller that video acquisition device is sent prestored
Eye is continuously closed time threshold and makes comparisons, and realizes that the unlatching of display screen and closure are automatically adjusted with eyes closed length of time,
It is not necessary that display screen is turned off manually, the comfort level of customer's viewing is improved, electric power resource is saved；
3) display screen is pivotally attached to the receiving portion of pedestal by the rotating device that stretches, and realizes that in-car TV display screen is polygonal
Spend the flexibility adjusted.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the schematic diagram of base structure of the in-car TV of the present invention based on eye video acquisition；
Fig. 2 is the structural schematic diagram of the invention in-car TV based on eye video acquisition.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein are not precluded one or more
The presence or addition of a other elements or combinations thereof.
As depicted in figs. 1 and 2, the present invention provides a kind of in-car TV based on eye video acquisition, including：
Display screen 10, for showing；Display screen 10 includes the video acquisition device that at least one is used to acquire eye information
11；Eye information includes eye locations information and the continuous closing time of eye；
Pedestal 20 comprising be embedded in the receiving portion 21 of vehicle seat back 24, after receiving portion 21 and vehicle seat
Carry on the back the interconnecting piece 22 and flexible rotating device 23 of 24 junctions；Display screen 10 is pivotally attached to appearance by flexible rotating device 23
Receive portion 21；
Driving device is located at receiving portion 21, for driving flexible and rotation and the display screen of flexible rotating device 23
10 opening and closing；
Operating device is located at interconnecting piece 22, for operating the unlatching and/or closing, drive of control video acquisition device 11
The unlatching and/or closing and the unlatching of display screen 10 and/or closing of dynamic device；And
Controller, is located at receiving portion 21, and controller is connected respectively to video acquisition device 11, driving device and operation
Device, for receiving the eye information of the transmission of video acquisition device 11 and carrying out data processing to eye information；
Wherein, controller reads the eye locations information that video acquisition device 11 is sent, and is driven by driving device flexible
The flexible and rotation of rotating device 23；
The eye that controller receives the continuous closing time of eye of the transmission of video acquisition device 11 and controller prestores is continuous
Closing time threshold value is made comparisons：If the continuous closing time of eye, which is greater than eye, is continuously closed time threshold, controller passes through drive
Dynamic device drives the retraction of flexible rotating device 23 and the closing of display screen 10；If the continuous closing time of eye connects less than eye
Continuous closing time threshold value drives flexible and display screen 10 the unlatching of flexible rotating device 23 by driving device.
In-car TV provided by the invention based on eye video acquisition, passes through the video acquisition of the installation on display screen 10
Device 11 acquires the eye locations image of customer, and video acquisition device 11 is connect with controller, and video acquisition device 11 will acquire
Eye locations image be sent to controller, controller receives after eye locations image simultaneously carries out data processing and issues driving letter
Breath, driving device drive flexible rotating device 23 to carry out flexible and rotate to which drive turns with flexible under the action of activation bit
Flexible and rotation of the display screen 10 that dynamic device 23 is rotatablely connected relative to receiving portion 21.Customer watches in-car TV, passes through behaviour
Make device and open video acquisition device 11 and driving device, the eye locations image that video acquisition device 11 acquires customer is sent to
Controller, controller receive eye locations image and issue activation bit after carrying out data processing, and driving device is in activation bit
Under the action of drive flexible rotating device 23 stretch and rotated, specifically, driving device first drives the rotating device that stretches
23 stretch out receiving portion 21, and then eye locations image issues activation bit to controller based on the received, and driving device drives again stretches
Contracting rotating device 23 rotates, so that the display screen 10 for driving flexible rotating device 23 to be rotatablely connected is relative to flexible rotating device 23
It is rotated, until eye locations viewing 10 angle of display screen of customer is comfortable：That is the eye position of the acquisition of video acquisition device 11
It sets when meeting optimum reelability quality target relative to display screen 10, controller issues the Stop message of driving device, and display screen 10 stops
Rotation stop is dynamic, i.e., controller has identification arbitration functions to the image of eye locations.
When the adjustment of customer's sitting posture leads to eye locations adjustment so that in-car TV viewing angle is uncomfortable, video acquisition
Collected real-time eye locations image is sent to controller by device 11, and controller is sent out according to real-time eye locations image
Real-time activation bit drives flexible 23 driving display screen 10 of rotating device to be rotated out, to meet customer's eye locations tune
Whole viewing comfort level.The angle of in-car TV display screen based on eye video acquisition is with the mobile automatic tune of customer's eye locations
Section saves manpower, improves the comfort level of viewing without manually adjusting.
When customer dozes off or sleeps since tiredness occurs in long-distance travel, the display screen 10 of in-car TV is in projection shape
State wastes electric power resource, it is necessary to which customer closes display screen 10 in person, interrupts sleep.It is provided by the invention to be adopted based on eye video
The in-car TV of collection, when the eye that the continuous closing time of eye and controller that video acquisition device 11 is sent prestore continuously is closed
Between threshold value make comparisons, if the continuous closing time of eye be greater than eye be continuously closed time threshold, controller passes through driving device
Drive the retraction of flexible rotating device 23 and the closing of display screen 10；It is continuously closed if the continuous closing time of eye is less than eye
Time threshold drives flexible and display screen 10 the unlatching of flexible rotating device 23 by driving device, to meet vehicle
The angle for carrying tv display screen 10 is automatically adjusted with customer's eye locations are mobile.The eye Continuous Closed that video acquisition device 11 is sent
The conjunction time is continuously closed time threshold with the eye that controller prestores and makes comparisons, and the unlatching for realizing display screen 10 and closure are with eyes
The automatic adjustment of closing time length improves the comfort level of customer's viewing, saves electric power resource it is not necessary that display screen 10 is turned off manually.
It should be noted that the rotation of flexible 23 driving display screen 10 of rotating device, specifically includes display screen 10 towards Gu
It rotated upwardly and downwardly when objective around horizontal cross axis, be fulcrum around vertical around vertical longitudinal axis left-right rotation and with flexible rotating device 23
The rotation that 360 degree of direction.The flexibility of 10 multi-angle rotation of display screen improves the comfort level of customer's viewing.
In above-mentioned technical proposal, operating device include operation control video acquisition device 11 unlatching and/or closing the
Second button 32 of unlatching and/or the closing of one button 31 and driving device.First button 31 and the second button 32 are respectively
It opens and/or closes video acquisition device 11 and driving device provides convenience.First button 31 and the second button 32 difference
Positioned at any position of interconnecting piece 22, the present invention is preferably that the first button 31 and the second button 32 are located at customer in face of display screen 10
When interconnecting piece 22 right side, facilitate the right hand to operate.
In above-mentioned technical proposal, the rotating device 23 that stretches is when any scalable and driving display screen 10 is customer-oriented around water
Flat lateral shaft rotates upwardly and downwardly, is fulcrum around vertical direction 360 around vertical longitudinal axis left-right rotation and with flexible rotating device 23
The device of the rotation of degree, the technical program structure preferably as shown in Figure 2.In Fig. 2, the rotating device 23 that stretches includes telescopic rod
231, rotating member 232,231 one end of telescopic rod is fixedly attached to receiving portion 21, the other end is equipped with aperture 2311；Rotating member 232 1
End is fixedly attached to 10 back side of display screen, the other end hemispherical 2321；The hemispherical ends 2321 and telescopic rod 231 of rotating member 232
Aperture end 2311 be rotatablely connected.
In above-mentioned technical proposal, telescopic rod 231 can be any mechanism with Telescopic, the preferred telescopic rod of the present invention
231 include the sliding block 2312 that several are arranged.2312 structure of sliding block that several are arranged is simple, and driving is convenient, flexibility of stretching
Greatly and there is good supporting role to display screen 10.
In above-mentioned technical proposal, video acquisition device 11 includes CCD camera.Video acquisition device 11 is imaged using CCD
Head improves clarity and accuracy that video acquisition device 11 acquires the video of eye information.
In above-mentioned technical proposal, it is 3 minutes that the eye that controller prestores, which is continuously closed time threshold,.Video acquisition device 11
The continuous closing time of the eye of transmission is more than 3 minutes, controller by driving device drive the retraction of flexible rotating device 23 with
And the closing of display screen 10, it starts to close display screen 10 without customer, improves customer comfort degree, save electric power resource.
In above-mentioned technical proposal, controller is single-chip microcontroller or FPGA.The controller of single-chip microcontroller or FPGA, calculation processing power
It is fast and strong, improve the efficiency of 10 angular adjustment of display screen.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With.It can be applied to various suitable the field of the invention completely.It for those skilled in the art can be easily
Realize other modification.Therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (6)
1. a kind of in-car TV based on eye video acquisition, which is characterized in that including：
Display screen, for showing；The display screen includes the video acquisition device that at least one is used to acquire eye information；It is described
Eye information includes eye locations information and the continuous closing time of eye；
Pedestal comprising be embedded in the receiving portion of vehicle seat back, positioned at described accommodation section and vehicle seat back junction
Interconnecting piece and flexible rotating device；The display screen is pivotally attached to described accommodation section by the flexible rotating device；
Driving device is located at described accommodation section, for driving the flexible of the flexible rotating device and rotation and described aobvious
The opening and closing of display screen；
Operating device is located at the interconnecting piece, for operating the opening and closing for controlling the video acquisition device, the drive
The opening and closing of dynamic device and the opening and closing of the display screen；And
Controller, is located at described accommodation section, and the controller is connected respectively to the video acquisition device, the driving device
And the operating device, for receiving the eye information of the video acquisition device transmission and being carried out at data to eye information
Reason；
Wherein, the controller reads the eye locations information that the video acquisition device is sent, and is driven by the driving device
Move the flexible and rotation of the flexible rotating device；
The controller receives the continuous closing time of eye that the video acquisition device is sent and the eye that the controller prestores
Portion is continuously closed time threshold and makes comparisons：If the continuous closing time of eye, which is greater than the eye, is continuously closed time threshold,
Then the controller drives the retraction of the flexible rotating device and the closing of the display screen by the driving device；If
The continuous closing time of eye is less than the eye and is continuously closed time threshold, and described stretch is driven by the driving device
Flexible and display screen the unlatching of contracting rotating device；
It is 3 minutes that the eye that the controller prestores, which is continuously closed time threshold,.
2. the in-car TV as described in claim 1 based on eye video acquisition, which is characterized in that the operating device includes
Operation controls the first button of unlatching and/or the closing of the video acquisition device and the unlatching and/or closing of driving device
The second button.
3. the in-car TV as described in claim 1 based on eye video acquisition, which is characterized in that the flexible rotating device
Including telescopic rod, rotating member, described telescopic rod one end is fixedly attached to described accommodation section, the other end is equipped with aperture；The rotation
It is hemispherical that part one end is fixedly attached to the display screen back side, the other end；The hemispherical ends of the rotating member and the telescopic rod
Aperture end rotation connection.
4. the in-car TV as claimed in claim 3 based on eye video acquisition, which is characterized in that if the telescopic rod includes
The dry sliding block being arranged.
5. the in-car TV as described in claim 1 based on eye video acquisition, which is characterized in that the video acquisition device
Including CCD camera.
6. the in-car TV as claimed in claim 5 based on eye video acquisition, which is characterized in that the controller is monolithic
Machine or FPGA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510900334.9A CN105516759B (en) | 2015-12-08 | 2015-12-08 | In-car TV based on eye video acquisition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510900334.9A CN105516759B (en) | 2015-12-08 | 2015-12-08 | In-car TV based on eye video acquisition |
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| Publication Number | Publication Date |
|---|---|
| CN105516759A CN105516759A (en) | 2016-04-20 |
| CN105516759B true CN105516759B (en) | 2018-11-16 |
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| CN201510900334.9A Active CN105516759B (en) | 2015-12-08 | 2015-12-08 | In-car TV based on eye video acquisition |
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| CN (1) | CN105516759B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106254944A (en) * | 2016-09-28 | 2016-12-21 | 上海传英信息技术有限公司 | The power-economizing method of terminal unit and terminal unit |
| CN109398243B (en) * | 2018-10-22 | 2020-11-20 | 合肥京东方光电科技有限公司 | Angle adjusting method for vehicle-mounted display terminal, vehicle-mounted display terminal and vehicle |
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| CN103529853A (en) * | 2012-07-03 | 2014-01-22 | 上海微电子装备有限公司 | Display visual angle adjusting device and adjusting method thereof |
| CN204592747U (en) * | 2015-04-01 | 2015-08-26 | 天津硕视达电子科技有限公司 | Convertible Vehicular display device |
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| JP3815842B2 (en) * | 1997-03-31 | 2006-08-30 | 日産ディーゼル工業株式会社 | Dozing alarm device |
| CN103220583A (en) * | 2013-03-28 | 2013-07-24 | 四川长虹电器股份有限公司 | System and method for detecting user fatigue degree based on smart television |
| CN103235645A (en) * | 2013-04-25 | 2013-08-07 | 上海大学 | Standing type display interface self-adaption tracking regulating device and method |
| US20150139486A1 (en) * | 2013-11-21 | 2015-05-21 | Ziad Ali Hassan Darawi | Electronic eyeglasses and method of manufacture thereto |
| CN104898820B (en) * | 2014-03-03 | 2018-02-27 | 联想(北京)有限公司 | A kind of adjusting method, device and a kind of electronic equipment of display screen angle |
| CN104503092B (en) * | 2014-11-28 | 2018-04-10 | 深圳市魔眼科技有限公司 | Different angle and apart from adaptive 3 D displaying method and equipment |
| CN104539995B (en) * | 2015-01-19 | 2016-05-11 | 无锡桑尼安科技有限公司 | A kind of TV remote controlling method based on spectators' state-detection |
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| CN103529853A (en) * | 2012-07-03 | 2014-01-22 | 上海微电子装备有限公司 | Display visual angle adjusting device and adjusting method thereof |
| CN103257877A (en) * | 2013-05-06 | 2013-08-21 | 苏州三星电子电脑有限公司 | Automatic sleep control system of display device and control method thereof |
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Effective date of registration: 20200923 Address after: 201799 room 510-523, Lai Gang Road, Qingpu District, Shanghai, 510-523. Patentee after: Weimar Automobile Technology Group Co.,Ltd. Address before: 536000 No.1 standard factory building, A10 District, Beihai Export Processing Zone, Beihai City, Guangxi Zhuang Autonomous Region Patentee before: BEIHAI AI FEI DIGITAL & TECHNOLOGICAL Co.,Ltd. |