CN102572331A - Television with micro-projector - Google Patents
Television with micro-projector Download PDFInfo
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- CN102572331A CN102572331A CN2010106226179A CN201010622617A CN102572331A CN 102572331 A CN102572331 A CN 102572331A CN 2010106226179 A CN2010106226179 A CN 2010106226179A CN 201010622617 A CN201010622617 A CN 201010622617A CN 102572331 A CN102572331 A CN 102572331A
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- television
- display screen
- television set
- projection
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Abstract
The invention discloses a television with a micro-projector, comprising a tuner for receiving a television signal, an intermediate frequency amplification circuit for separating a video signal from an audio signal, a video decoder for decoding the video signal and an audio decoder for decoding the audio signal, wherein the video decoder sends the decoded video signal to a display screen of the television through a video amplifier under the control of a microprocessor, and the decoded video signal is sent to a display chip of the micro-projector through a digital signal processor; and the micro-projector comprises a light source, the display chip and a projection lens. According to the invention, television programs can be projected through the projection lens of the micro-projector of a flat television, and the micro-projector has no influence to the appearance of the television, occupies a small space and meets the requirement for displaying on a large screen.
Description
Technical field
The present invention relates to a kind of television set, relate in particular to a kind of television set with projecting function.
Background technology
Large screen television is increasing to be employed, and large screen television comprises big screen panel TV, rear-projection TV.The screen of these large screen televisions is bigger, can satisfy people's visual enjoyment, but should not move.
Projector shows as the large-screen video, has obtained increasing application, for example back projection television and orthographic projection television machine.The defective of back projection television is to need a very large projection screen, and the profile of orthographic projection television machine is identical with projector, and the function singleness profile neither be very attractive in appearance.
Therefore, there is defective in prior art, needs further improvement and develops.
Summary of the invention
The object of the present invention is to provide a kind of television set with projecting function.
Technical scheme of the present invention is following:
A kind of television set with micro projector, the IF amplifier circuit that comprises the tuner of received television signal, separates vision signal and audio signal, with the Video Decoder of vision signal decoding with the audio decoder of audio signal decoding, wherein,
Said Video Decoder sends to said tv display screen through the video amplifier with decoded vision signal under the control of microprocessor, decoded vision signal is sent to the display chip of micro projector through digital signal processor;
Said micro projector comprises light source, display chip and projection lens.
Described television set, wherein, the front of said television set is provided with first projection lens, and the back side of said television set is provided with second projection lens;
Said light source comprises body, on two relative faces of said body the LED lamp is set;
Said body is provided with first display chip, first projection lens on the light path in television set front; Said body is provided with second display chip, second projection lens on the light path at the television set back side.
Described television set, wherein, said television set comprises the projection diverter switch, the disconnection and the path that are used for LED lamp on two opposite faces of said body switch.
Described television set, wherein, said television set also comprises
The range sensing unit is used to survey the distance of the television set back side to projected position;
Parameter storage unit is used to preset the position relation of the intrinsic display size of television display screen, projection lens and tv display screen, the projection visual angle of projection lens, the displaying ratio of projection screen;
Said microprocessor sends to the screen data computing unit with the distance that the parameter in the said parameter storage unit and range sensing unit detect;
Said screen data computing unit calculates the ratio that television display screen accounts for projection screen at the position and the television display screen of projection screen, and said television display screen is used to decomposite tv display screen vision signal and projection screen vision signal in the ratio that the position and the television display screen of projection screen accounts for projection screen.
Described television set wherein, is provided with the video data resolving cell between said IF amplifier circuit and the Video Decoder; The ratio that said video data resolving cell accounts for projection screen according to television display screen at the position and the television display screen of projection screen is decomposed each the frame video data that receives, and is decomposed into television display screen video data and projection screen video data.
Described television set, wherein, said video data resolving cell will decompose back television display screen video data and the projection screen video data sends to Video Decoder; Said Video Decoder is the television display screen video data decoding that receives, and decoded video data is sent to the said video amplifier; With the projection screen video data decoding that receives, and decoded video data sent to said digital signal processor.
Described television set; Wherein, Said television set comprises first Video Decoder and second Video Decoder that is connected on the said microprocessor, and said first Video Decoder is connected with the video amplifier, and said second Video Decoder is connected with digital signal processor;
Said video data resolving cell sends to said first Video Decoder with the television display screen video data that decomposes, and the projection screen video data that decomposes is sent to said second Video Decoder.
Described television set, wherein, said television set comprises the decoded data resolving cell, and said decoded data resolving cell connects said Video Decoder, the video amplifier and digital signal processor;
The ratio that said decoded data resolving cell accounts for said projection screen according to the television display screen that receives at the position and the television display screen of said projection screen; Video data behind each frame decoding that receives is decomposed, be decomposed into decoded video data of television display screen and the decoded video data of projection screen;
Said decoded data resolving cell sends to the video amplifier with the decoded video data of the television display screen that decomposites, and the decoded video data of the projection screen that decomposites is sent to said digital signal processor.
Described television set, wherein, the vertical range of the television set back side to the projection wall surveyed in said range sensing unit.
Described television set wherein, is provided with between said Video Decoder and tv display screen and the micro projector and shows and to open the light, and said display switch is used for decoded vision signal is switched sending between tv display screen and the micro projector.
Compared with prior art, the invention provides a kind of television set, on panel TV, micro projector is set, make the projection lens projects that panel TV can penetrating micro projector go out TV programme with micro projector; Micro projector does not influence the profile of television set, occupies little space, and satisfies the demand of large scale display.
Description of drawings
Fig. 1 is the structured flowchart of band micro projector television set of the present invention;
Fig. 2 is the index path of dual-projection camera lens on the television set of the present invention;
Fig. 3 cooperates the structured flowchart of first embodiment of demonstration for tv display screen of the present invention and micro projector;
Fig. 4 cooperates the structured flowchart of second embodiment of demonstration for tv display screen of the present invention and micro projector;
Fig. 5 cooperates the structured flowchart of the 3rd embodiment of demonstration for tv display screen of the present invention and micro projector;
Fig. 6 cooperates the design sketch of demonstration for tv display screen of the present invention and micro projector.
Embodiment
Below in conjunction with accompanying drawing, further explain is done in preferred embodiment of the present invention.
The television set of band micro projector provided by the invention, as shown in Figure 1, comprising:
Tuner 102, received television signal is selected the TV signal that needs from the TV signal that receives, and becomes intermediate-freuqncy signal to a TV signal of selecting and flow to IF amplifier circuit 103;
IF amplifier circuit 103 is amplified to certain amplitude to the medium-frequency TV signal that receives from said tuner 102, and separates vision signal and audio signal, and vision signal is sent to Video Decoder 104, sends to audio decoder to audio signal;
Said Video Decoder 104 is under the control of microprocessor 101; Through the video amplifier 105 decoded vision signal is sent to said tv display screen 106, decoded vision signal is sent to the display chip 109 of micro projector through digital signal processor 107;
Said micro projector comprises light source 108, display chip 109 and projection lens 110, and said microprocessor 101 changes through the light intensity of the said light source of light source control module 110 controls;
Said audio decoder sends to audio-frequency power amplifier with decoded audio signal, sends to loudspeaker after by said audio-frequency power amplifier decoded audio signal being amplified and plays.
The light source of said micro projector is led light source or LASER Light Source, and said display chip 109 is LCoS (Liquid Crystal on Silicon, liquid crystal on silicon plate) chip or DMD (Digital MicromirrorDevice, DMD) chip.
The television set of band micro projector according to the invention; Its preferred embodiment can be that the front and back at television set is provided with a projection lens 110 respectively; The first projection lens 110A of said television set is arranged on the identical one side of television set tv display screen 106, and the second projection lens 110B of said television set is arranged on the back side of television set tv display screen 106.The circuit of dual-projection camera lens, as shown in Figure 2: said power supply 108 comprises body 108-1, on relative two faces of body 108-1 LED lamp 108-2 is set respectively.
The television set of said dual-projection camera lens also comprises the projection diverter switch, is used for disconnection of LED lamp and path switching on relative two opposite faces of said body 108-1.The one side of body 108-1 according to the invention is towards said television display screen 106, and another side is back to said television display screen, and said projection diverter switch is used for the switching of two projection lens of television set front and back.The present invention is called the front of television set and the back side that the positive relative one side of said television set is called television set with the one side at said television display screen place.
In the circuit of said dual-projection camera lens; Said body 108-1 is provided with the first display chip 109A, the first projection lens 110A on the light path in television set front, said body 108-1 is provided with the second display chip 109B, the second projection lens 110B on the light path at the television set back side.
The television set volume is huge; Be difficult for to move, projection lens 110 be set respectively at the front and back of television set, can so that with the image projection of television set to the front of television set or the back side of television set; As long as switch through the projection diverter switch, without mobile television.
The back side of television set is provided with projection lens 110 problem that television set itself blocks projected image can occur; The television set that the present invention provides a kind of tv display screen and projection screen to be used; As shown in Figure 3, first preferred embodiment of the television set that is used for tv display screen and projection screen:
Said television set also has:
Said microprocessor 101 sends to screen data computing unit 122 with the distance that the parameter in the said parameter storage unit 121 and range sensing unit 120 detect, and the size of the area according to projection screen of said screen data computing unit 122, the displaying ratio of projection screen, television display screen and the relation at tv display screen center and projection screen center calculate: the ratio that television display screen accounts for said projection screen at the position and the television display screen of said projection screen.The said video data resolving cell 123 that sends to of ratio that said screen data computing unit 122 further accounts for said projection screen with the television display screen that calculates at the position and the television display screen of said projection screen.
The ratio that said video data resolving cell 123 accounts for said projection screen according to television display screen at the position and the television display screen of said projection screen; Each the frame video data that receives is decomposed; Be decomposed into television display screen video data and projection screen video data, and the video data after will decomposing sends to said Video Decoder 104.
Said Video Decoder 104 is the television display screen video data decoding that receives, and decoded video data is sent to the said video amplifier 105; With the projection screen video data decoding that receives, and decoded video data sent to said digital signal processor 107.
Second preferred embodiment of the television set that tv display screen of the present invention and projection screen are used; As shown in Figure 4; Be that with the difference of first preferred embodiment said television set comprises the first Video Decoder 104A and the second Video Decoder 104B that is connected on the said microprocessor 101; The said first Video Decoder 104A is connected with the video amplifier 105, and the said video amplifier 105 is connected with tv display screen 106; The said second Video Decoder 104B is connected with digital signal processor 107, and said digital signal processor 107 is connected with micro projector.Said video data resolving cell 123 sends to the said first Video Decoder 104A with the television display screen video data that decomposes, and the projection screen video data that decomposes is sent to the said second Video Decoder 104B.Television set of the present invention is done decoding to the video data of television display screen and the video data of projection screen respectively through two Video Decoders, compares with a Video Decoder among first embodiment, and circuit is more succinct.
The 3rd preferred embodiment of the television set that tv display screen of the present invention and projection screen are used; As shown in Figure 5; Said television set comprises decoded data resolving cell 124, and said decoded data resolving cell connects said Video Decoder 104, the video amplifier 105 and digital signal processor 107.Said decoded data resolving cell 1240 receives the ratio that television display screen that said screen data computing unit 122 calculates accounts for said projection screen at the position and the television display screen of said projection screen; Video data behind each frame decoding that receives is decomposed, be decomposed into decoded video data of television display screen and the decoded video data of projection screen.Said decoded data resolving cell 124 sends to the video amplifier 105 with the decoded video data of the television display screen that decomposites, and the decoded video data of the projection screen that decomposites is sent to said digital signal processor.
The television set that tv display screen of the present invention and projection screen are used projects projection screen with micro projector behind at television set, simultaneously television set is blocked television set image behind and shows with the television set display screen, and is as shown in Figure 6.The user can watch the projection screen of large-screen to show that the micro projector on the television set can not increase the thickness of television set, does not influence the aesthetic measure of television set through the micro projector on the television set.
Should be understood that above-mentioned statement to preferred embodiment of the present invention is comparatively detailed, can not therefore think the restriction to scope of patent protection of the present invention, scope of patent protection of the present invention should be as the criterion with accompanying claims.
Claims (10)
1. television set with micro projector, the IF amplifier circuit that comprises the tuner of received television signal, separates vision signal and audio signal with the Video Decoder of vision signal decoding with the audio decoder of audio signal decoding, is characterized in that,
Said Video Decoder sends to said tv display screen through the video amplifier with decoded vision signal under the control of microprocessor, decoded vision signal is sent to the display chip of micro projector through digital signal processor;
Said micro projector comprises light source, display chip and projection lens.
2. television set according to claim 1 is characterized in that the front of said television set is provided with first projection lens, and the back side of said television set is provided with second projection lens;
Said light source comprises body, on two relative faces of said body the LED lamp is set;
Said body is provided with first display chip, first projection lens on the light path in television set front; Said body is provided with second display chip, second projection lens on the light path at the television set back side.
3. television set according to claim 2 is characterized in that said television set comprises the projection diverter switch, and the disconnection and the path that are used for LED lamp on two opposite faces of said body switch.
4. television set according to claim 2 is characterized in that said television set also comprises
The range sensing unit is used to survey the distance of the television set back side to projected position;
Parameter storage unit is used to preset the position relation of the intrinsic display size of television display screen, projection lens and tv display screen, the projection visual angle of projection lens, the displaying ratio of projection screen;
Said microprocessor sends to the screen data computing unit with the distance that the parameter in the said parameter storage unit and range sensing unit detect;
Said screen data computing unit calculates the ratio that television display screen accounts for projection screen at the position and the television display screen of projection screen, and said television display screen is used to decomposite tv display screen vision signal and projection screen vision signal in the ratio that the position and the television display screen of projection screen accounts for projection screen.
5. television set according to claim 4 is characterized in that, the video data resolving cell is set between said IF amplifier circuit and the Video Decoder; The ratio that said video data resolving cell accounts for projection screen according to television display screen at the position and the television display screen of projection screen is decomposed each the frame video data that receives, and is decomposed into television display screen video data and projection screen video data.
6. television set according to claim 5 is characterized in that, said video data resolving cell will decompose back television display screen video data and the projection screen video data sends to Video Decoder; Said Video Decoder is the television display screen video data decoding that receives, and decoded video data is sent to the said video amplifier; With the projection screen video data decoding that receives, and decoded video data sent to said digital signal processor.
7. television set according to claim 4; It is characterized in that; Said television set comprises first Video Decoder and second Video Decoder that is connected on the said microprocessor; Said first Video Decoder is connected with the video amplifier, and said second Video Decoder is connected with digital signal processor;
Said video data resolving cell sends to said first Video Decoder with the television display screen video data that decomposes, and the projection screen video data that decomposes is sent to said second Video Decoder.
8. television set according to claim 4 is characterized in that said television set comprises the decoded data resolving cell, and said decoded data resolving cell connects said Video Decoder, the video amplifier and digital signal processor;
The ratio that said decoded data resolving cell accounts for said projection screen according to the television display screen that receives at the position and the television display screen of said projection screen; Video data behind each frame decoding that receives is decomposed, be decomposed into decoded video data of television display screen and the decoded video data of projection screen;
Said decoded data resolving cell sends to the video amplifier with the decoded video data of the television display screen that decomposites, and the decoded video data of the projection screen that decomposites is sent to said digital signal processor.
9. television set according to claim 1 is characterized in that, the vertical range of the television set back side to the projection wall surveyed in said range sensing unit.
10. television set according to claim 1; It is characterized in that; Be provided with between said Video Decoder and tv display screen and the micro projector and show and to open the light, said display switch is used for decoded vision signal is switched sending between tv display screen and the micro projector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106226179A CN102572331A (en) | 2010-12-29 | 2010-12-29 | Television with micro-projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106226179A CN102572331A (en) | 2010-12-29 | 2010-12-29 | Television with micro-projector |
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| Publication Number | Publication Date |
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| CN102572331A true CN102572331A (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010106226179A Pending CN102572331A (en) | 2010-12-29 | 2010-12-29 | Television with micro-projector |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104284116A (en) * | 2014-10-30 | 2015-01-14 | 成都冠禹科技有限公司 | Ultra-thin television combining rear projection and orthographic projection |
| CN105573439A (en) * | 2016-03-03 | 2016-05-11 | 陈建荣 | Multifunctional curved surface computer display screen |
| CN105681705A (en) * | 2016-01-28 | 2016-06-15 | 中国科学技术大学先进技术研究院 | Video projection method and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262582A (en) * | 2000-01-27 | 2000-08-09 | 任安煜 | Multimedia projector for large wall screen of household cinema appliance |
| CN1438802A (en) * | 2001-12-28 | 2003-08-27 | 索尼公司 | Displaying apparatus, displaying device, programme, storage medium and displaying system |
| CN101710950A (en) * | 2009-11-07 | 2010-05-19 | 福建网讯科技有限公司 | Multimedia digital (analog) mobile television supporting projection display mode |
-
2010
- 2010-12-29 CN CN2010106226179A patent/CN102572331A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262582A (en) * | 2000-01-27 | 2000-08-09 | 任安煜 | Multimedia projector for large wall screen of household cinema appliance |
| CN1438802A (en) * | 2001-12-28 | 2003-08-27 | 索尼公司 | Displaying apparatus, displaying device, programme, storage medium and displaying system |
| CN101710950A (en) * | 2009-11-07 | 2010-05-19 | 福建网讯科技有限公司 | Multimedia digital (analog) mobile television supporting projection display mode |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104284116A (en) * | 2014-10-30 | 2015-01-14 | 成都冠禹科技有限公司 | Ultra-thin television combining rear projection and orthographic projection |
| CN105681705A (en) * | 2016-01-28 | 2016-06-15 | 中国科学技术大学先进技术研究院 | Video projection method and system |
| CN105573439A (en) * | 2016-03-03 | 2016-05-11 | 陈建荣 | Multifunctional curved surface computer display screen |
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Application publication date: 20120711 |