CN102387326B - Realize watching the method for different pictures, system and equipment at same screen simultaneously - Google Patents
Realize watching the method for different pictures, system and equipment at same screen simultaneously Download PDFInfo
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- CN102387326B CN102387326B CN201110300990.7A CN201110300990A CN102387326B CN 102387326 B CN102387326 B CN 102387326B CN 201110300990 A CN201110300990 A CN 201110300990A CN 102387326 B CN102387326 B CN 102387326B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/356—Image reproducers having separate monoscopic and stereoscopic modes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
- H04N13/341—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using temporal multiplexing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N2013/40—Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene
- H04N2013/403—Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene the images being monoscopic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N2013/40—Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene
- H04N2013/405—Privacy aspects, i.e. devices showing different images to different viewers, the images not being viewpoints of the same scene the images being stereoscopic or three dimensional
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- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The invention discloses and a kind ofly realize watching the method for different pictures, system and equipment at same screen simultaneously.Described method comprises: at display end, the image frame of the multiple films replaced based on frame is passed to display screen display translation, and sends the synchronizing signal of the described multiple film replaced based on frame to multiple glasses end; At each glasses end, the synchronizing signal of the film corresponding to these glasses end is extracted from the synchronizing signal of described multiple film, eyeglass control signal is generated according to this synchronizing signal extracted, convert eyeglass control signal to eyeglass drive singal, and change between open state and off status with two glasses liquid crystal lens that this eyeglass drive singal controls these glasses end.Technical scheme of the present invention makes multiple people on same screen, watch the video of multiple different content.
Description
Technical field
The present invention relates to audio frequency and video processing technology field, particularly relate to and realize watching the method for different pictures, system and equipment at same screen simultaneously.
Background technology
Along with the development of digital video technology, the life of digital video to people is also more and more important.The particularly raising of liquid crystal material responses speed, current liquid crystal display can realize the even higher refreshing frequency of 240Hz.3D display system has also progressively come into family, provides better viewing experience to people.Here refreshing frequency refers to: the picture number of times that can show per second on screen, and such as, on screen, each second can show n subframe, then refreshing frequency is then nHz;
The know-why of video image is such, and video is exactly be made up of a series of single still frame being called as frame.General frame per second is when 24-30 frame/second, and video motion just seems very level and smooth, and lower than just having the sense that pauses during 15 frames/second.Here frame per second refers to: the picture number of times of single film display each second, such as certain single film shows m subframe each second, then its frame per second is m frame/second.In screen shows, refreshing frequency is lower, image flicker and shake more severe, and the refreshing frequency of ordinary screen, generally in 50-60 frame/second, does not have flickering under such frame per second substantially now.And the image frame that the operation principle of 3D video is exactly the image frame seen by left eye and right eye to be seen is sent to left eye and right eye respectively, by the angle difference at right and left eyes visual angle, and make the image received by right and left eyes in the brain of user, be superimposed as the 3D image with the depth of field and stereovision, as long as a 3D image can be superimposed as just can realizes 3D video so see two image frames, the display screen refreshing frequency of 3D, generally in 120 frames/second, just can not have flickering.
But no matter be on 2D display screen or on 3D display screen, the pattern of viewing video is all that multiple people can only watch same video content, and can not realize the video that multiple people watches multiple different content on same screen simultaneously.
Summary of the invention
The invention provides a kind of method realizing simultaneously watching different pictures at same screen, the method makes multiple people on same screen, watch the video of multiple different content.
Present invention also offers a kind of system realizing simultaneously watching different pictures at same screen, this system makes multiple people on same screen, watch the video of multiple different content.
Present invention also offers a kind of display end equipment and a kind of glasses, these equipment make multiple people on same screen, watch the video of multiple different content.
For achieving the above object, technical scheme of the present invention is achieved in that
The invention discloses a kind of method realizing simultaneously watching different pictures at same screen, the method comprises:
At display end, the image frame of the multiple films replaced based on frame is passed to display screen display translation, and send the synchronizing signal of the described multiple film replaced based on frame to multiple glasses end;
At each glasses end, the synchronizing signal of the film corresponding to these glasses end is extracted from the synchronizing signal of described multiple film, eyeglass control signal is generated according to this synchronizing signal extracted, convert eyeglass control signal to eyeglass drive singal, and change between open state and off status with two glasses liquid crystal lens that this eyeglass drive singal controls these glasses end.
Said method comprises further:
The audio signal of described multiple film is sent to described multiple glasses end by described display end;
At each glasses end, from the audio signal of described multiple film, extract the audio signal of the film corresponding to these glasses end, send to loud speaker to export this audio signal.
In the above-mentioned methods, the synchronizing signal of described multiple film and audio signal are sent to each glasses end by less radio-frequency, infrared radio or wire cable mode by described display end.
In the above-mentioned methods, the image frame of described multiple film: the image frame being all 2D film; Or be all the image frame of 3D film; Or both comprise the image frame of 2D film, comprise again the image frame of 3D film; Wherein,
The synchronizing signal of 3D film comprises: left eye synchronizing signal and right eye synchronizing signal;
At the glasses end corresponding with 3D film, left eye synchronizing signal and the right eye synchronizing signal of the 3D film corresponding to these glasses end is extracted from the synchronizing signal of described multiple film, the left eye synchronizing signal extracted according to this and right eye synchronizing signal generate left eyeglass control signal and right eyeglass control signal respectively, convert left eyeglass control signal and right eyeglass control signal to left eyeglass drive singal and right eyeglass drive singal respectively, and change between open state and off status with two, the left and right glasses liquid crystal lens that left eyeglass drive singal and right eyeglass drive singal control these glasses end respectively.
The invention also discloses a kind of system realizing simultaneously watching different pictures at same screen, this system comprises: display end equipment and multiple glasses; Described display end equipment comprises: signal of video signal generation module, display screen and signal transmitting module; Each glasses comprise: signal receiving module, synchronously arrange module, liquid crystal driver module and two glasses liquid crystal lens; Wherein,
Signal of video signal generation module, for the image frame of the multiple films replaced based on frame is passed to display screen, and passes to signal transmitting module by the synchronizing signal of the described multiple film replaced based on frame;
Signal transmitting module, for passing to the signal receiving module of each glasses by the synchronizing signal of received described multiple film;
The signal receiving module of each glasses, synchronously arranges module for what the synchronizing signal of received described multiple film is passed to these glasses;
Each glasses synchronously module is set, for extracting the synchronizing signal of the film corresponding to these glasses in the synchronizing signal from described multiple film, and the synchronizing signal extracted according to this generates the liquid crystal driver module that eyeglass control signal sends to these glasses;
The liquid crystal driver module of each glasses, for converting received eyeglass control signal to eyeglass drive singal, and controls two glasses liquid crystal lens of these glasses with this eyeglass drive singal;
Two glasses liquid crystal lens of each glasses, for changing under the control of eyeglass drive singal between open state and off status.
In the system, each glasses comprise further: audio-frequency signal processing module and loud speaker;
Described signal of video signal generation module, is further used for the audio signal of described multiple film to send to described signal transmitting module;
Described signal transmitting module, is further used for the signal receiving module audio signal of received described multiple film being passed to each glasses;
The signal receiving module of described each glasses, what be further used for the audio signal of received described multiple film to pass to these glasses synchronously arranges module;
Described each glasses synchronously module is set, be further used for the audio signal extracting the film corresponding to these glasses from the audio signal of described multiple film, send to the audio-frequency signal processing module of these glasses;
The audio-frequency signal processing module of each glasses, for converting received audio signal to loud speaker that audio analog signals sends to these glasses;
The loud speaker of each glasses, for playing received audio analog signals.
In the system, described signal transmitting module, for passing to the signal receiving module of each glasses by the synchronizing signal of described multiple film and audio signal by less radio-frequency, infrared radio or wire cable mode.
In the system,
Described signal of video signal generation module, for the multiple 2D films replaced based on frame, multiple 3D film or the image frame that comprises 2D and 3D film are passed to display screen, and passes to signal transmitting module by the synchronizing signal of the described multiple film replaced based on frame; Wherein, the synchronizing signal of 3D film comprises: left eye synchronizing signal and right eye synchronizing signal;
Each glasses synchronously module is set, when being 3D film for the film corresponding to these glasses, from the synchronizing signal of described multiple film, extract left eye synchronizing signal and the right eye synchronizing signal of the 3D film corresponding to these glasses, and generate according to this left eye synchronizing signal extracted and right eye synchronizing signal the liquid crystal driver module that left eyeglass control signal and right eyeglass control signal send to these glasses respectively;
The liquid crystal driver module of each glasses, when being 3D film for the film corresponding to these glasses, for converting received left eyeglass control signal and right eyeglass control signal to left eyeglass drive singal and right eyeglass drive singal respectively, and change between open state and off status with two, the left and right glasses liquid crystal lens that left eyeglass drive singal and right eyeglass drive singal control these glasses respectively.
The invention also discloses a kind of display end equipment, this equipment comprises: signal of video signal generation module, display screen and signal transmitting module;
Signal of video signal generation module, for the image frame of the multiple films replaced based on frame is passed to display screen, and passes to signal transmitting module by the synchronizing signal of the described multiple film replaced based on frame;
Signal transmitting module, for going out the synchronization signal broadcast of received described multiple film.
In above-mentioned display end equipment,
Described signal of video signal generation module, is further used for the audio signal of described multiple film to send to described signal transmitting module;
Described signal transmitting module, is further used for the audio signals broadcast of received described multiple film to go out.
In above-mentioned display end equipment,
Described signal of video signal generation module, for the multiple 2D films replaced based on frame, multiple 3D film or the image frame that comprises 2D and 3D film are passed to display screen, and passes to signal transmitting module by the synchronizing signal of the described multiple film replaced based on frame; Wherein, the synchronizing signal of 3D film comprises: left eye synchronizing signal and right eye synchronizing signal.
The invention also discloses a kind of glasses, these glasses comprise: signal receiving module, synchronously arrange module, liquid crystal driver module and two glasses liquid crystal lens;
Signal receiving module, for receiving the synchronizing signal of multiple film and passing to and synchronously arrange module;
Synchronously module being set, for extracting the synchronizing signal of the film corresponding to these glasses in the synchronizing signal from described multiple film, and sending to liquid crystal driver module according to synchronizing signal generation eyeglass control signal that this extracts;
Liquid crystal driver module, for converting received eyeglass control signal to eyeglass drive singal, and controls two glasses liquid crystal lens with this eyeglass drive singal;
Two glasses liquid crystal lens, for changing under the control of described eyeglass drive singal between open state and off status.
Above-mentioned glasses comprise further: audio-frequency signal processing module and loud speaker;
Described signal receiving module, is further used for receiving the audio signal of described multiple film and passes to and synchronously arrange module;
Described synchronously module is set, is further used for the audio signal extracting the film corresponding to these glasses from the audio signal of described multiple film, sends to audio-frequency signal processing module;
Audio-frequency signal processing module, sends to loud speaker for converting received audio signal to audio analog signals;
Loud speaker, for playing received audio analog signals.
In above-mentioned glasses,
Described synchronously module is set, when being 3D film for the film corresponding to these glasses, from the synchronizing signal of described multiple film, extract left eye synchronizing signal and the right eye synchronizing signal of the 3D film corresponding to these glasses, and generate left eyeglass control signal respectively according to this left eye synchronizing signal extracted and right eye synchronizing signal and right eyeglass control signal sends to liquid crystal driver module;
Described liquid crystal driver module, when being 3D film for the film corresponding to these glasses, for converting received left eyeglass control signal and right eyeglass control signal to left eyeglass drive singal and right eyeglass drive singal respectively, and change between open state and off status with two, the left and right glasses liquid crystal lens that left eyeglass drive singal and right eyeglass drive singal control these glasses respectively.
From above-mentioned, at display end, the image frame of the multiple films replaced based on frame is passed to display screen display translation, and send the synchronizing signal of the described multiple film replaced based on frame to multiple glasses end; At each glasses end, the synchronizing signal of the film corresponding to these glasses end is extracted from the synchronizing signal of described multiple film, eyeglass control signal is generated according to this synchronizing signal extracted, convert eyeglass control signal to eyeglass drive singal, and by the technical scheme that two glasses liquid crystal lens that this eyeglass drive singal controls these glasses end are changed between open state and off status, make multiple people on same screen, watch the video of multiple different content.
Accompanying drawing explanation
Fig. 1 is a kind of flow chart realizing simultaneously watching the method for different pictures at same screen in the present invention;
Fig. 2 is a kind of composition structure chart realizing simultaneously watching the system of different pictures at same screen in the present invention;
Fig. 3 is the composition structure chart of glasses 202 in Fig. 2;
Fig. 4 is the synchronizing signal of multiple films in the embodiment of the present invention and the schematic diagram of the coherent signal of control glasses liquid crystal lens that generates according to the synchronizing signal of film 1 wherein.
Embodiment
Core concept of the present invention is: the integral multiple refreshing frequency of display screen being brought up to ordinary screen, by the image frame of different video content successively Alternation Display, now the multiple of refreshing frequency is exactly on the screen at the same can the maximum of kind number of view content.The synchronizing signal replaced based on frame is sent to eyes end by the mode of less radio-frequency, infrared radio or wire cable.Glasses end controls the Kai Heguan of liquid crystal lens according to synchronizing signal.When the image frame of display end glasses view content for this reason, liquid crystal lens is open mode, and during the image frame of not glasses view content for this reason, liquid crystal lens is then closed condition.
In order to make the object, technical solutions and advantages of the present invention clearly, describe the present invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is a kind of flow chart realizing simultaneously watching the method for different pictures at same screen in the present invention.As shown in Figure 1, the method comprises:
101, at display end, the image frame of the multiple films replaced based on frame is passed to display screen display translation, and send the synchronizing signal of the described multiple film replaced based on frame to multiple glasses end.
102, at each glasses end, the synchronizing signal of the film corresponding to these glasses end is extracted from the synchronizing signal of described multiple film, eyeglass control signal is generated according to this synchronizing signal extracted, convert eyeglass control signal to eyeglass drive singal, and change between open state and off status with two glasses liquid crystal lens that this eyeglass drive singal controls these glasses end.
The process of video is described in the method shown in Fig. 1, in an embodiment of the present invention, as follows to the process of audio-frequency unit: the audio signal of described multiple film is sent to described multiple glasses ends by described display end; At each glasses end, from the audio signal of described multiple film, extract the audio signal of the film corresponding to these glasses end, send to loud speaker to export this audio signal.
In one embodiment of the invention, audio-frequency unit by the mode of carrying multichannel, can be sent to glasses end, by two-way sound channel wherein as L channel and R channel compound stereoscopic sound, and audio plays in earphone speaker.The hybrid coding that audio frequency also can use the time-multiplexed technology of wireless transmission to realize multichannel (>=2 road) is sent to glasses end, plays back after decoding in earphone speaker.
The synchronizing signal of described multiple film and audio signal can be sent to each glasses end by less radio-frequency, infrared radio or wire cable mode by described display end.
Clear in order to make technical scheme of the present invention upgrade, provide the composition structure of system and the equipment realizing method shown in Fig. 1 below.
Fig. 2 is a kind of composition structure chart realizing simultaneously watching the system of different pictures at same screen in the present invention.As shown in Figure 2, this system comprises: display end equipment 201 and multiple glasses 202; Wherein, described display end equipment 201 comprises: signal of video signal generation module 203, display screen 204 and signal transmitting module 205.
Fig. 3 is the composition structure chart of glasses 202 in Fig. 2.The structure of each glasses 202 is all identical.Each glasses 202 comprise as shown in Figure 3: signal receiving module 301, synchronously arrange module 302, liquid crystal driver module 303 and two glasses liquid crystal lens 304.In addition, audio-frequency signal processing module 305 and the loud speaker 306 of processing audio part is also comprised.
See Fig. 2 and Fig. 3:
Signal of video signal generation module 203, for the image frame of the multiple films replaced based on frame is passed to display screen 204, and passes to signal transmitting module 205 by the synchronizing signal of the described multiple film replaced based on frame;
The signal that display screen 204 display translation receives;
Signal transmitting module 205, for passing to the signal receiving module 301 of each glasses by the synchronizing signal of received described multiple film;
The signal receiving module 301 of each glasses, synchronously arranges module 302 for what the synchronizing signal of received described multiple film is passed to these glasses;
Each glasses module 302 is synchronously set, for extracting the synchronizing signal of the film corresponding to these glasses in the synchronizing signal from described multiple film, and generate according to this synchronizing signal extracted the liquid crystal driver module 303 that eyeglass control signal sends to these glasses;
Each glasses the synchronizing signal that module 302 extracts the film corresponding to these glasses from the synchronizing signal of multiple film is synchronously set, restore synchronizing signal, the eyeglass control signal that output duty cycle is adjustable.Visible, the module 302 that synchronously arranges of each glasses is mainly used for arranging the frame synchronization with certain film video of display end, be exactly to see the content of this film with the frame synchronization of this film video, can multiple glasses respectively from different audio video synchronization, also can the frame synchronization of multiple glasses and same video, namely multiple people sees a content simultaneously.
The liquid crystal driver module 303 of each glasses, for converting received eyeglass control signal to eyeglass drive singal, and controls two glasses liquid crystal lens 304 of these glasses with this eyeglass drive singal;
Here, eyeglass control signal is mainly carried out voltage transitions by the liquid crystal driver module 303 of each glasses, converts the eyeglass drive singal of the voltage levvl that the glasses liquid crystal lens 304 of these glasses can be driven to work to.Such as, the eyeglass control signal of 3V is converted to the eyeglass drive singal of 10V.
Two glasses liquid crystal lens 304 of each glasses, for changing under the control of eyeglass drive singal between open state and off status.
Signal of video signal generation module 203, is further used for the audio signal of described multiple film to send to described signal transmitting module 205;
Signal transmitting module 205, is further used for the signal receiving module 301 audio signal of received described multiple film being passed to each glasses;
The signal receiving module 301 of each glasses, what be further used for the audio signal of received described multiple film to pass to these glasses synchronously arranges module 302;
Each glasses module 302 is synchronously set, be further used for the audio signal proposing the film corresponding to these glasses from the audio signal of described multiple film, send to the audio-frequency signal processing module 305 of these glasses;
The audio-frequency signal processing module 305 of each glasses, for converting the loud speaker 306 that audio analog signals sends to these glasses to by received audio signal;
The loud speaker 306 of each glasses, for playing received audio analog signals.In an embodiment of the present invention, loud speaker is the loud speaker of earphone forms.
Described signal transmitting module 205, for passing to the signal receiving module 301 of each glasses by the synchronizing signal of described multiple film and audio signal by less radio-frequency, infrared radio or wire cable mode.
In one embodiment of the invention, audio transmission can adopt the mode of multi-channel audio signal, so-called multi-channel audio signal is such as 5.1 or 7.1 around signal, L channel and the R channel that two-way sound channel wherein can be appointed as respectively a substance film are formed stereo, improve audio experience.The medium having mentioned audio transmission above can be the various ways such as less radio-frequency, Radio infrared, wire cable.Such as:
The mode of wire cable can be achieved like this: display end provides n group audio socket (such as 3.5mm audio frequency seat), and the audio frequency often organizing the corresponding film of audio frequency seat exports, and earphone is inserted into the earpiece holes of film corresponding to glasses.
The mode of Radio infrared can be achieved like this: the mode of multichannel voice frequency by infrared broadcast is launched by display end, after glasses end infrared receiving device receives, is play by audio frequency corresponding for glasses.
The mode of less radio-frequency can be achieved like this: simulated audio signal is converted multichannel voice frequency to digital signal by analog-to-digital conversion by display end, and by the information package of that film of audio digital signals and correspondence, the mode of the broadcast passed through afterwards is launched.After glasses receiving terminal receives, unpack, and the audio frequency of corresponding for glasses film is converted to analog signal by audio A/D converter, play out.
Be described in detail to the synchronizing signal related in the present invention all and according to the coherent signal of the control glasses of synchronizing signal generation below.
Fig. 4 is the synchronizing signal of multiple films in the embodiment of the present invention and the schematic diagram of the coherent signal of control glasses liquid crystal lens that generates according to the synchronizing signal of film 1 wherein.In the diagram, image end synchronizing signal represents that frame replaces sequential, the time of every two field picture display is t, total n film is play at the same time, after first film frame display t time, second film frame starts display, is equally also the t time, until the n-th film frame has shown, then be switched to the next frame of first film.Each time of taking turns is T=t*n.The displaying time of each film frame is at most the T/n of total time, such as, in Fig. 4 image end film 1 synchronizing signal, and only have the t time often taking turns in time T, the image frame of film 1 is presented on screen, and other times do not show.
For some glasses ends, to receive a glasses end of film 1 in Fig. 4, the switching signal controlling eyeglass needs the synchronizing signal with the corresponding film 1 of image end consistent.When corresponding film is presented on screen, glasses end will open eyeglass simultaneously, and when film is not presented on screen, glasses end needs to close eyeglass simultaneously.See Fig. 4, eyeglass drives positive signal and eyeglass to drive negative signal to control just to carry out voltage transitions respectively with eyeglass control negative signal by liquid crystal driver module to eyeglass and obtains, eyeglass is just driving and eyeglass drives negative signal superposition, can produce the switching signal ' film 1 glasses end synchronizing signal ' driving eyeglass.Here eyeglass control positive signal drives positive signal and eyeglass to drive the waveform of negative signal identical with the waveform that eyeglass controls negative signal respectively with eyeglass, just magnitude of voltage is different.And eyeglass control positive signal and eyeglass control negative signal be according to the synchronizing signal of film 1 according to control glasses need generated by logical design.
Each glasses end module is synchronously set after the synchronizing signal receiving multiple film, first can judge that whether this signal is the synchronizing signal of these glasses, then generate corresponding eyeglass control signal, if not the synchronizing signal then discard processing of these glasses according to the content of this signal.
Technique scheme of the present invention, supports viewing 2D video and 3D video.Namely signal of video signal generation module sends to the image frame of described multiple film of display screen: the image frame that can be all 2D film; Or can be all the image frame of 3D film; Or both comprised the image frame of 2D film, comprise again the image frame of 3D film.
When comprising the image frame of 3D film, the synchronizing signal of 3D film comprises: left eye synchronizing signal and right eye synchronizing signal.
At the glasses end corresponding with 3D film, left eye synchronizing signal and the right eye synchronizing signal of the 3D film corresponding to these glasses end is extracted from the synchronizing signal of described multiple film, the left eye synchronizing signal extracted according to this and right eye synchronizing signal generate left eyeglass control signal and right eyeglass control signal respectively, convert left eyeglass control signal and right eyeglass control signal to left eyeglass drive singal and right eyeglass drive singal respectively, and change between open state and off status with two, the left and right glasses liquid crystal lens that left eyeglass drive singal and right eyeglass drive singal control these glasses end respectively.
For glasses shown in system shown in Figure 2 and Fig. 3:
Signal of video signal generation module 203, for the multiple 2D films replaced based on frame, multiple 3D film or the image frame that comprises 2D and 3D film are passed to display screen 204, and passes to signal transmitting module 205 by the synchronizing signal of the described multiple film replaced based on frame; Wherein, the synchronizing signal of 3D film comprises: left eye synchronizing signal and right eye synchronizing signal;
Each glasses module 302 is synchronously set, when being 3D film for the film corresponding to these glasses, from the synchronizing signal of described multiple film, extract left eye synchronizing signal and the right eye synchronizing signal of the 3D film corresponding to these glasses, and generate according to this left eye synchronizing signal extracted and right eye synchronizing signal the liquid crystal driver module 303 that left eyeglass control signal and right eyeglass control signal send to these glasses respectively;
The liquid crystal driver module 303 of each glasses, when being 3D film for the film corresponding to these glasses, for converting received left eyeglass control signal and right eyeglass control signal to left eyeglass drive singal and right eyeglass drive singal respectively, and change between open state and off status with two, the left and right glasses liquid crystal lens that left eyeglass drive singal and right eyeglass drive singal control these glasses respectively.
From above-mentioned, the many people provided in the present invention watch the implementation of different content on same display screen, change the traditional mode can only watching same audio content on the screen at the same.Glasses end can arrange with play in any one film audio video synchronization, arbitrarily switch the video content of viewing.Glasses end can have multiple glasses, is the relation of one-to-many with display screen.Suppose the words having four glasses, can be that four glasses divide although different video content, also can be that same video content seen by two glasses, see another video content for all the other two, equally also can see same video content by three glasses, other guide seen by remaining glasses.Such way greatly strengthen the flexibility of glasses, can the number of arbitrary extension glasses, single glasses are possessed very strong independence.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (14)
1. realize a method of simultaneously watching different pictures at same screen, it is characterized in that, the method comprises:
At display end, the refreshing frequency of display screen is brought up to the integral multiple of the refreshing frequency of ordinary screen, this multiple is on the screen at the same can the maximum of kind number of view content;
At display end, the image frame of the multiple films replaced based on frame is passed to display screen display translation, and send the synchronizing signal of the described multiple film replaced based on frame to multiple glasses end, described synchronizing signal represents that frame replaces sequential;
At each glasses end, the synchronizing signal of the film corresponding to these glasses end is extracted from the synchronizing signal of described multiple film, eyeglass control signal is generated according to this synchronizing signal extracted, convert eyeglass control signal to eyeglass drive singal, and change between open state and off status with two glasses liquid crystal lens that this eyeglass drive singal controls these glasses end.
2. method according to claim 1, is characterized in that, the method comprises further:
The audio signal of described multiple film is sent to described multiple glasses end by described display end;
At each glasses end, from the audio signal of described multiple film, extract the audio signal of the film corresponding to these glasses end, send to loud speaker to export this audio signal.
3. method according to claim 2, is characterized in that, the synchronizing signal of described multiple film and audio signal are sent to each glasses end by less radio-frequency, infrared radio or wire cable mode by described display end.
4. according to the method in any one of claims 1 to 3, it is characterized in that, the image frame of described multiple film: the image frame being all 2D film; Or be all the image frame of 3D film; Or both comprise the image frame of 2D film, comprise again the image frame of 3D film; Wherein,
The synchronizing signal of 3D film comprises: left eye synchronizing signal and right eye synchronizing signal;
At the glasses end corresponding with 3D film, left eye synchronizing signal and the right eye synchronizing signal of the 3D film corresponding to these glasses end is extracted from the synchronizing signal of described multiple film, the left eye synchronizing signal extracted according to this and right eye synchronizing signal generate left eyeglass control signal and right eyeglass control signal respectively, convert left eyeglass control signal and right eyeglass control signal to left eyeglass drive singal and right eyeglass drive singal respectively, and change between open state and off status with two, the left and right glasses liquid crystal lens that left eyeglass drive singal and right eyeglass drive singal control these glasses end respectively.
5. realize a system of simultaneously watching different pictures at same screen, it is characterized in that, this system comprises: display end equipment and multiple glasses; Described display end equipment comprises: signal of video signal generation module, display screen and signal transmitting module; Wherein, the refreshing frequency of described display screen is the integral multiple of the refreshing frequency of ordinary screen, and this multiple is on the screen at the same can the maximum of kind number of view content; Each glasses comprise: signal receiving module, synchronously arrange module, liquid crystal driver module and two glasses liquid crystal lens; Wherein,
Signal of video signal generation module, for the image frame of the multiple films replaced based on frame is passed to display screen, and the synchronizing signal of the described multiple film replaced based on frame is passed to signal transmitting module, described synchronizing signal represents that frame replaces sequential;
Signal transmitting module, for passing to the signal receiving module of each glasses by the synchronizing signal of received described multiple film;
The signal receiving module of each glasses, synchronously arranges module for what the synchronizing signal of received described multiple film is passed to these glasses;
Each glasses synchronously module is set, for extracting the synchronizing signal of the film corresponding to these glasses in the synchronizing signal from described multiple film, and the synchronizing signal extracted according to this generates the liquid crystal driver module that eyeglass control signal sends to these glasses;
The liquid crystal driver module of each glasses, for converting received eyeglass control signal to eyeglass drive singal, and controls two glasses liquid crystal lens of these glasses with this eyeglass drive singal;
Two glasses liquid crystal lens of each glasses, for changing under the control of eyeglass drive singal between open state and off status.
6. system according to claim 5, is characterized in that, each glasses comprise further: audio-frequency signal processing module and loud speaker;
Described signal of video signal generation module, is further used for the audio signal of described multiple film to send to described signal transmitting module;
Described signal transmitting module, is further used for the signal receiving module audio signal of received described multiple film being passed to each glasses;
The signal receiving module of described each glasses, what be further used for the audio signal of received described multiple film to pass to these glasses synchronously arranges module;
Described each glasses synchronously module is set, be further used for the audio signal extracting the film corresponding to these glasses from the audio signal of described multiple film, send to the audio-frequency signal processing module of these glasses;
The audio-frequency signal processing module of each glasses, for converting received audio signal to loud speaker that audio analog signals sends to these glasses;
The loud speaker of each glasses, for playing received audio analog signals.
7. system according to claim 6, is characterized in that,
Described signal transmitting module, for passing to the signal receiving module of each glasses by the synchronizing signal of described multiple film and audio signal by less radio-frequency, infrared radio or wire cable mode.
8. the system according to any one of claim 5 to 7, is characterized in that,
Described signal of video signal generation module, for the multiple 2D films replaced based on frame, multiple 3D film or the image frame that comprises 2D and 3D film are passed to display screen, and passes to signal transmitting module by the synchronizing signal of the described multiple film replaced based on frame; Wherein, the synchronizing signal of 3D film comprises: left eye synchronizing signal and right eye synchronizing signal;
Each glasses synchronously module is set, when being 3D film for the film corresponding to these glasses, from the synchronizing signal of described multiple film, extract left eye synchronizing signal and the right eye synchronizing signal of the 3D film corresponding to these glasses, and generate according to this left eye synchronizing signal extracted and right eye synchronizing signal the liquid crystal driver module that left eyeglass control signal and right eyeglass control signal send to these glasses respectively;
The liquid crystal driver module of each glasses, when being 3D film for the film corresponding to these glasses, for converting received left eyeglass control signal and right eyeglass control signal to left eyeglass drive singal and right eyeglass drive singal respectively, and change between open state and off status with two, the left and right glasses liquid crystal lens that left eyeglass drive singal and right eyeglass drive singal control these glasses respectively.
9. a display end equipment, is characterized in that, this equipment comprises: signal of video signal generation module, display screen and signal transmitting module; Wherein, the refreshing frequency of described display screen is the integral multiple of the refreshing frequency of ordinary screen, and this multiple is on the screen at the same can the maximum of kind number of view content;
Signal of video signal generation module, for the image frame of the multiple films replaced based on frame is passed to display screen, and the synchronizing signal of the described multiple film replaced based on frame is passed to signal transmitting module, described synchronizing signal represents that frame replaces sequential;
Signal transmitting module, for going out the synchronization signal broadcast of received described multiple film.
10. display end equipment according to claim 9, is characterized in that,
Described signal of video signal generation module, is further used for the audio signal of described multiple film to send to described signal transmitting module;
Described signal transmitting module, is further used for the audio signals broadcast of received described multiple film to go out.
11. display end equipment according to claim 9 or 10, is characterized in that,
Described signal of video signal generation module, for the multiple 2D films replaced based on frame, multiple 3D film or the image frame that comprises 2D and 3D film are passed to display screen, and passes to signal transmitting module by the synchronizing signal of the described multiple film replaced based on frame; Wherein, the synchronizing signal of 3D film comprises: left eye synchronizing signal and right eye synchronizing signal.
12. 1 kinds of glasses, is characterized in that, these glasses comprise: signal receiving module, synchronously arrange module, liquid crystal driver module and two glasses liquid crystal lens;
Signal receiving module, for receiving the synchronizing signal of multiple film and passing to and synchronously arrange module, described synchronizing signal represents that frame replaces sequential;
Synchronously module being set, for extracting the synchronizing signal of the film corresponding to these glasses in the synchronizing signal from described multiple film, and sending to liquid crystal driver module according to synchronizing signal generation eyeglass control signal that this extracts;
Liquid crystal driver module, for converting received eyeglass control signal to eyeglass drive singal, and controls two glasses liquid crystal lens with this eyeglass drive singal;
Two glasses liquid crystal lens, for changing under the control of described eyeglass drive singal between open state and off status.
13., according to glasses described in claim 12, is characterized in that, these glasses comprise further: audio-frequency signal processing module and loud speaker;
Described signal receiving module, is further used for receiving the audio signal of described multiple film and passes to and synchronously arrange module;
Described synchronously module is set, is further used for the audio signal extracting the film corresponding to these glasses from the audio signal of described multiple film, sends to audio-frequency signal processing module;
Audio-frequency signal processing module, sends to loud speaker for converting received audio signal to audio analog signals;
Loud speaker, for playing received audio analog signals.
14. glasses according to claim 12 or 13, is characterized in that,
Described synchronously module is set, when being 3D film for the film corresponding to these glasses, from the synchronizing signal of described multiple film, extract left eye synchronizing signal and the right eye synchronizing signal of the 3D film corresponding to these glasses, and generate left eyeglass control signal respectively according to this left eye synchronizing signal extracted and right eye synchronizing signal and right eyeglass control signal sends to liquid crystal driver module;
Described liquid crystal driver module, when being 3D film for the film corresponding to these glasses, for converting received left eyeglass control signal and right eyeglass control signal to left eyeglass drive singal and right eyeglass drive singal respectively, and change between open state and off status with two, the left and right glasses liquid crystal lens that left eyeglass drive singal and right eyeglass drive singal control these glasses respectively.
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| CN201110300990.7A CN102387326B (en) | 2011-09-28 | 2011-09-28 | Realize watching the method for different pictures, system and equipment at same screen simultaneously |
| PCT/CN2012/081846 WO2013044772A1 (en) | 2011-09-28 | 2012-09-24 | Method, system and device for simultaneously viewing different pictures on identical screen |
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| CN102387326B (en) * | 2011-09-28 | 2015-12-16 | 歌尔声学股份有限公司 | Realize watching the method for different pictures, system and equipment at same screen simultaneously |
| KR20140007708A (en) * | 2012-07-10 | 2014-01-20 | 삼성전자주식회사 | Image display apparatus, image display method and glass apparatus |
| KR20140029935A (en) * | 2012-08-31 | 2014-03-11 | 삼성전자주식회사 | Display apparatusm, glasses, and control method thereof |
| CN105282593A (en) * | 2015-10-19 | 2016-01-27 | 中国联合网络通信集团有限公司 | One-screen multi-display method, one-screen multi-display system, display device and receiving device |
| CN105472425A (en) * | 2015-11-24 | 2016-04-06 | 深圳创维－Rgb电子有限公司 | Single-screen multi-display system and single-screen multi-display method |
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