CN103108206A - New shutter-type three-dimensional switching box - Google Patents
New shutter-type three-dimensional switching box Download PDFInfo
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- CN103108206A CN103108206A CN2013100684463A CN201310068446A CN103108206A CN 103108206 A CN103108206 A CN 103108206A CN 2013100684463 A CN2013100684463 A CN 2013100684463A CN 201310068446 A CN201310068446 A CN 201310068446A CN 103108206 A CN103108206 A CN 103108206A
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Abstract
The invention provides a new shutter-type three-dimensional switching box which generates left and right eye image data by decoding and then performs two-dimensional video format decoding process on the left and right eye image data so as to generate video signals of a two-dimensional video format which can be displayed on a normal two-dimensional television. When the two-dimensional video format is displayed on the two dimensional television, left eye images and right eye images are alternately displayed; and synchronizing signals of encoded videos are obtained synchronously during the two-dimensional video format encoding process, thereby achieving precise synchronization between the encoded videos and three-dimensional glasses so as to achieve three-dimensional images. Compared with the prior art, the new shutter-type three-dimensional switching box can achieve the purpose of watching the three-dimensional videos on the normal two-dimensional television.
Description
Technical field
The present invention relates to the Display Technique field, particularly a kind of Novel shutter formula 3D boxcar.
Background technology
Fig. 1 is the schematic diagram of realizing that shutter 3D shows TV, with reference to Fig. 1, show in TV at shutter 3D, right and left eyes image Alternation Display, specifically, be: when needs show eye image, right eyeglass is opened left eyeglass and is closed, when needs show left-eye image, left eyeglass is opened right eyeglass and is closed, and in whole process, the sequential that refreshes of right and left eyes image keeps synchronizeing with the switching sequence of glasses left and right eyeglass, so just guarantor's left eye can be seen by the left eyeglass of 3D glasses the left-eye image of each two field picture, guarantor's right eye can be seen by the right eyeglass of 3D glasses the eye image of each two field picture, the user is the processing by brain again, form the 3D image.
The frame diagram of Fig. 2 shutter 3D TV comprises circuit part and display screen and 3D glasses, and wherein, circuit part comprises: 3D video reception module, 3D vision signal decoder module and 3D synchronizing signal transmitter module.3D video reception module is used for receiving from input the 3D video flowing by interface, through processings of decoding of 3D vision signal decoder module, generation right and left eyes view data is respectively used to display screen and shows, the user wears the demonstration image that the 3D glasses receive display screen, forms the 3D image.
Fig. 3 is the frame diagram of 2D TV, and as figure, the 2D TV comprises: 2D video reception module and decoder module, do not have 3D decoding function and 3D synchronous circuit, and can't receive and play the 3D video flowing.3D TV Period of popularization is shorter, and domestic consumer's television set is the 2D TV mostly, and the technical problem of 3D image is provided playing on the 2D TV that is necessary to provide a kind of technical scheme to solve in storage.
Summary of the invention
The present invention wants the technical solution problem to be to provide a kind of Novel shutter formula 3D boxcar, and it can realize the 3D video flowing is play on the 2D TV, and forms the 3D image.
For solving the problems of the technologies described above, it is as follows that the present invention proposes technical scheme:
A kind of Novel shutter formula 3D boxcar is provided, has comprised: input interface, be used for receiving a frame 3D vision signal, wherein, described 3D vision signal comprises the 3D format signal of right and left eyes view data; The 3D video signal decoding unit is used for a described frame 3D vision signal decoding is processed, and generates left eye image data and eye image data; 2D format video coding unit is used for described left eye image data and eye image data are encoded with the 2D format video respectively, obtains a frame left-eye image signal and a frame eye image signal; The synchronous signal obtaining unit is used for obtaining synchronizing signal according to a described frame left-eye image signal and a described frame eye image signal; The synchronizing signal transmitter unit is used for described synchronizing signal emission is realized that 3D is synchronous so that the 3D glasses receive; Output interface is used for a described frame left-eye image signal and a described frame eye image signal output.
Technical scheme by in the one or more embodiment in the embodiment of the present application can obtain following technique effect at least:
the present invention adopts technical scheme to be, a kind of Novel shutter formula 3D boxcar receives the 3D video flowing, generate the right and left eyes view data by decoding, then the right and left eyes view data being carried out 2D video format coding processes, generation can show the vision signal of 2D video format on common 2D TV, when showing on the 2D TV, carry out Alternation Display with left-eye image and eye image, and synchronously obtain the synchronizing signal of encoded video when processing by 2D video format coding, be used for the 3D glasses between realize synchronizeing accurately, realize the 3D image, compared with prior art, can realize watching the 3D video on common 2D TV, solve the problem that the 2D TV can not be watched the 3D video.
Description of drawings
Fig. 1 is the schematic diagram of realizing that shutter 3D shows TV;
The frame diagram of Fig. 2 shutter 3D TV;
The frame diagram of Fig. 3 shutter 2D TV;
The frame diagram of a kind of Novel shutter formula of Fig. 4 3D boxcar;
The schematic diagram of Fig. 5 view data Video coding;
Another frame diagram of Fig. 6 Novel shutter formula 3D boxcar;
A frame diagram again of a kind of Novel shutter formula of Fig. 7 3D boxcar;
Fig. 8 implements the schematic diagram of binary signal compensation;
Embodiment
Reach for further setting forth the present invention technological means and the effect that predetermined goal of the invention is taked, can know to present in the following detailed description that coordinates with reference to graphic preferred embodiment.By the explanation of embodiment, when can be to reach technological means and the effect that predetermined purpose takes to be able to more deeply and concrete understanding to the present invention, yet listed accompanying drawing only be to provide with reference to the use of explanation, the present invention is limited.
Technical scheme in the embodiment of the present application is for solving the problems of the technologies described above, and general thought is as follows:
the present invention adopts technical scheme to be, a kind of Novel shutter formula 3D boxcar receives the 3D video flowing, generate the right and left eyes view data by decoding, then the right and left eyes view data being carried out 2D video format coding processes, generation can show the vision signal of 2D video format on common 2D TV, when showing on the 2D TV, carry out Alternation Display with left-eye image and eye image, and synchronously obtain the synchronizing signal of encoded video when processing by 2D video format coding, be used for the 3D glasses between realize synchronizeing accurately, realize the 3D image, compared with prior art, can realize watching the 3D video on common 2D TV, solve the problem that the 2D TV can not be watched the 3D video.
Embodiment one:
The frame diagram of a kind of Novel shutter formula of Fig. 4 3D boxcar, as shown, a kind of Novel shutter formula 3D boxcar 100 comprises:
Input interface is used for receiving a frame 3D vision signal, and wherein, described 3D vision signal comprises the 3D format signal of right and left eyes view data.Input interface can the general data interface, such as: USB interface and HDMI interface etc., effect are to receive from outer video signal on DVD, network or memory.
3D video signal decoding unit 110 is used for a described frame 3D vision signal decoding is processed, and generates left eye image data and eye image data.The data of vision signal are to encode with standard video format, and standard video format comprises MEPG-X, H.264 etc., after vision signal need to be decoded according to standard video format, are used for the view data that shows.Yet, the 3D vision signal not only needs to carry out above-mentioned decode procedure, also need view data after decoding is carried out data separating according to the 3D data format, isolate left eye image data and eye image data, the 3D data format comprise the left and right form, up and down, line interlacing form and grid format etc., wherein, isolate left eye image data and the eye image data are respectively used to show image.
2D format video coding unit 120 is used for described left eye image data and eye image data are encoded with the 2D format video respectively, obtains a frame left-eye image signal and a frame eye image signal.In common 2D TV, the main frame core comprises decoding circuit, processing procedure is obtained the view data of demonstration for the first vision signal decoding to external interface input video form, then just view data being exported to display screen is used for showing, like this, incoming video signal from the video interface of television set, it can only be the video format signal of standard, therefore, this Novel shutter formula 3D boxcar need comprise a kind of 2D format video coding unit 120, be used for the vision signal of output is encoded with standard video format, its video code model is MEPG-4, H.264 waits.
the schematic diagram of Fig. 5 view data Video coding, show as Fig. 5, after input interface receives the first frame 3D vision signal, decoded by 3D video signal decoding unit 110 and obtain left eye image data and eye image data (in figure for illustrating), processed by 2D format video coding unit 120 codings again, encoded video signal comprises the first frame left-eye image vision signal and the first frame right eye vision signal, wherein, the first frame left-eye image vision signal comprises video synchronization signal and the first frame left-eye image video data, the first frame eye image vision signal comprises video synchronization signal and the first frame eye image video data, the like, order receives the second frame 3D vision signal, through decoding and coding, acquisition comprises the second frame left-eye image vision signal of video synchronization signal and the second frame left-eye image video data, and comprise the second frame eye image vision signal of video synchronization signal and the second frame eye image video data, wherein, the order of the image frame data of Video coding is the first frame left-eye image vision signal, the first frame eye image vision signal, the second frame left-eye image vision signal and the second frame eye image vision signal, like this, the vision signal of output is shown as left eye at the 2D TV, right eye, left eye, eye image, satisfy the image DISPLAY ORDER that forms the 3D image.
Synchronous signal obtaining unit 130 is used for obtaining synchronizing signal according to a described frame left-eye image signal and a described frame eye image signal.continue again the 1 shutter 3D displaying principle with reference to figure, when showing left-eye image, the user makes left eye receive image by wearing the 3D glasses, right eye is not accepted image, opposite, when showing eye image, right eye receives image, left eye is not accepted image, like this, image shows and must keep synchronizeing realization with 3D glasses switch, extract synchronizing signal the frame left-eye image signal that synchronous signal obtaining unit 130 obtains from 2D format video coding unit 120 and the video synchronization signal of a frame eye image signal, so that right and left eyes image display timing generator keeps precisely synchronizeing with 3D glasses switching sequence.
Further, synchronous signal obtaining unit 130 also comprises the synchronizing signal that will obtain, amplifies processing, to satisfy the synchronizing signal emissive porwer, is convenient to 3D glasses Receiver and receives synchronizing signal.
Synchronizing signal transmitter unit 140 is used for described synchronizing signal emission is realized that 3D is synchronous so that the 3D glasses receive.The synchronizing signal that synchronous signal obtaining unit 130 obtains, launched by synchronizing signal transmitter unit 140 again, so that the 3D glasses receive this synchronizing signal, the synchronous signal obtaining right and left eyes eyeglass switch controlling signal of 3D glasses by receiving, the right and left eyes eyeglass switch of control 3D glasses.
Further, the described synchronizing signal of amplifying with infrared signal or RF-wise emission, can be comprised also that certainly the visible light mode launches.
Output interface is used for a described frame left-eye image signal and a described frame eye image signal output.Output interface can the general data interface, such as: USB interface and HDMI interface etc.
Further, another frame diagram of Fig. 6 Novel shutter formula 3D boxcar, a kind of Novel shutter formula 3D boxcar, also comprise coding frequency control unit 150 as shown, be connected with described 2D form coding unit 120, be used for controlling the Video coding frequency of described 2D form coding unit 120.the refreshing frequency of tv display screen is fixing, as: refresh rate is 60Hz, 120 Hz or 240 Hz, the frequency that receives outer video signal is various, especially from the nonstandard vision signal of network video signal, usually the sector-meeting of TV inner core is converted into receiving video signals and display screen refreshing frequency consistent data signal, refresh according to fixing refreshing frequency on display screen, on display screen, refreshed image frequency and frequency video signal can be inconsistent, like this, 3D glasses synchronous signal frequency is consistent with frequency video signal, show that picture frequency meeting 3D glasses synchronous signal frequency is inconsistent, cause 3D image ghost image problem.For addressing the above problem, the Video coding frequency that coding frequency control unit 150 is used for controlling described 2D form coding unit 120 is set, regulate the coding frequency, itself and display screen refreshing frequency are consistent, like this, make the display screen refreshing frequency of frequency video signal and 3D glasses switching frequency and TV end to be consistent by synchronizing signal, further improve the effect of 3D image.
Continue again also to comprise frequency switch unit 160 with reference to figure 6, be connected with described coding frequency control unit 150, be used for switching or inputting described Video coding frequency.The said frequencies switch unit can be taked the frequency input mode, also can adopt the gear switch mode, and it carries out frequency according to the display screen refreshing frequency and switches, and reaches the effect of accurate control coding frequency.
Further, the described Video coding frequency gear of switching or input is 60Hz, 120 Hz or 240 Hz.It is 60Hz, 120 Hz or 240 Hz that tv display screen is taked refreshing frequency usually, therefore, these three kinds of gears is set can satisfies most display screens, but also be not limited to this, and the mode of freely adjusting frequency can be set, and the user is regulating frequency as required.
Further, described Novel shutter formula 3D boxcar also comprises the Power supply unit being used to described Novel shutter formula 3D boxcar that Power supply is provided.
in the present embodiment, generate the right and left eyes view data by decoding, then the right and left eyes view data being carried out 2D video format coding processes, generation can show the vision signal of 2D video format on common 2D TV, when showing on the 2D TV, carry out Alternation Display with left-eye image and eye image, and synchronously obtain the synchronizing signal of encoded video when processing by 2D video format coding, be used for the 3D glasses between realize synchronizeing accurately, realize the 3D image, compared with prior art, can realize watching the 3D video on common 2D TV, solve the problem that the 2D TV can not be watched the 3D video.
Implement two:
A frame diagram again of a kind of Novel shutter formula of Fig. 7 3D boxcar, as shown, a kind of Novel shutter formula 3D boxcar 100 place different from embodiment one also comprises: recognition unit 170, be connected with input interface, be used for identifying described input interface receiver, video Format Type.Input interface receives outer video signal, comprises 3D vision signal and 2D vision signal, and is identical with embodiment one when receiving the 3D vision signal, do not repeat them here, and when receiving the 2D vision signal, the 2D vision signal turned by signal compensation unit 180 process.
In the present embodiment, Fig. 8 implements the schematic diagram of binary signal compensation, receive a frame 2D vision signal, compensation generates another vertical shading signal, and compensating signal and former 2D vision signal are the different points of view vision signal, like this, former 2D vision signal keeps synchronizeing with left (right side) eye, compensating signal keeps synchronizeing with right (left side) eye, so that the 2D video signal source realizes that through compensation deals 3D shows, forms the 3D image.
Described synchronous signal obtaining unit 130 also is connected with described signal compensation unit 180, is used for obtaining synchronizing signal according to described two frame different points of view vision signals.For vision signal and display screen refreshing frequency are consistent, synchronous signal compensating unit 180 is connected with synchronous signal obtaining unit 130, is consistent so that signal compensation unit 180 is obtained the refreshing frequency of vision signal and display screen.
Although described the preferred embodiments of the present invention, in a single day those skilled in the art get the basic creative concept of cicada, can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of claim of the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and modification interior
Claims (10)
1. a Novel shutter formula 3D boxcar, is characterized in that, comprising:
Input interface is used for receiving a frame 3D vision signal, and wherein, described 3D vision signal comprises the 3D format signal of right and left eyes view data;
The 3D video signal decoding unit is used for a described frame 3D vision signal decoding is processed, and generates left eye image data and eye image data;
2D format video coding unit is used for described left eye image data and eye image data are encoded with the 2D format video respectively, obtains a frame left-eye image signal and a frame eye image signal;
The synchronous signal obtaining unit is used for obtaining synchronizing signal according to a described frame left-eye image signal and a described frame eye image signal;
The synchronizing signal transmitter unit is used for described synchronizing signal emission is realized that 3D is synchronous so that the 3D glasses receive;
Output interface is used for a described frame left-eye image signal and a described frame eye image signal output.
2. Novel shutter formula 3D boxcar according to claim 1, is characterized in that, also comprises:
The coding frequency control unit is connected with described 2D form coding unit, is used for controlling the Video coding frequency of described 2D form coding unit.
3. Novel shutter formula 3D boxcar according to claim 2, is characterized in that, also comprises the frequency switch unit, is connected with described coding frequency control unit, is used for switching or inputting described Video coding frequency.
4. Novel shutter formula 3D boxcar according to claim 3, is characterized in that, described Video coding frequency is 60Hz, 120 Hz or 240 Hz.
5. according to claim 1-4 described Novel shutter formula 3D boxcars, is characterized in that, the video code model of described 2D format video coding unit is MEPG-4.
6. according to claim 1-4 arbitrary described Novel shutter formula 3D boxcars, is characterized in that, also comprises:
Recognition unit is connected with input interface, is used for identifying described input interface receiver, video Format Type;
Signal compensation unit, be connected with described recognition unit, the 2D vision signal that is used for receiving generates 2D compensation vision signal, wherein, when the vision signal of described recognition unit judgement reception was the 2D video format, described signal compensation unit became two frame different points of view vision signals with this compensated video signal;
Described synchronous signal obtaining unit also is connected with described signal compensation unit, is used for obtaining synchronizing signal according to described two frame different points of view vision signals.
7. according to claim 1-4 arbitrary described Novel shutter formula 3D boxcars, is characterized in that, described input interface is USB or HDMI interface; With described output interface be USB or HDMI interface.
8. according to claim 1-4 described Novel shutter formula 3D boxcars, is characterized in that, described synchronous signal obtaining unit also comprises the described synchronizing signal of acquisition is amplified and processes.
9. Novel shutter formula 3D boxcar according to claim 8, is characterized in that, described synchronizing signal transmitter unit, and the described synchronizing signal that is used for amplifying is launched with infrared signal or RF-wise.
10. according to claim 1-4 arbitrary described Novel shutter formula 3D boxcars, is characterized in that, also comprises the Power supply unit being used to described Novel shutter formula 3D boxcar that Power supply is provided.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967838A (en) * | 2015-06-29 | 2015-10-07 | 江苏农林职业技术学院 | Device for displaying 3D images through common displayer |
| CN106210706A (en) * | 2015-05-08 | 2016-12-07 | 深圳市立鼎光电技术有限公司 | LED display realizes the system that 3D shows |
| CN113949859A (en) * | 2021-10-13 | 2022-01-18 | 北京汉美奥科节能设备有限公司 | Equipment for identifying 3D video image with code and synchronizing flash glasses |
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| CN102137269A (en) * | 2011-04-21 | 2011-07-27 | 江苏惠通集团有限责任公司 | Shutter type three-dimensional glass synchronous system and method |
| CN102186096A (en) * | 2011-05-20 | 2011-09-14 | 南京大学 | 3D display set-top box of common television set |
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- 2013-03-05 CN CN201310068446.3A patent/CN103108206B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102137269A (en) * | 2011-04-21 | 2011-07-27 | 江苏惠通集团有限责任公司 | Shutter type three-dimensional glass synchronous system and method |
| CN102186096A (en) * | 2011-05-20 | 2011-09-14 | 南京大学 | 3D display set-top box of common television set |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106210706A (en) * | 2015-05-08 | 2016-12-07 | 深圳市立鼎光电技术有限公司 | LED display realizes the system that 3D shows |
| CN104967838A (en) * | 2015-06-29 | 2015-10-07 | 江苏农林职业技术学院 | Device for displaying 3D images through common displayer |
| CN113949859A (en) * | 2021-10-13 | 2022-01-18 | 北京汉美奥科节能设备有限公司 | Equipment for identifying 3D video image with code and synchronizing flash glasses |
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