CN103024313A - Ultra-high-definition display device - Google Patents
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- CN103024313A CN103024313A CN2012105464713A CN201210546471A CN103024313A CN 103024313 A CN103024313 A CN 103024313A CN 2012105464713 A CN2012105464713 A CN 2012105464713A CN 201210546471 A CN201210546471 A CN 201210546471A CN 103024313 A CN103024313 A CN 103024313A
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Abstract
The invention relates to an ultra-high-definition display device which comprises an HDMI (high-definition multimedia interface) input interface, a tuner, a memorizer, an ultra-high-definition video signal conversion module, an ultra-high-definition video signal output module, a control module and an ultra-high-definition display screen. The ultra-high-definition video signal conversion module is used for improving the resolution ratio of a full-high-definition video signal to obtain an ultra-high-definition video signal after the frequency of the full-high-definition video signal is improved, the ultra-high-definition video signal output module is used for outputting the ultra-high-definition video signal in a high-speed serial mode, the control module is used for initializing and controlling the ultra-high-definition video signal conversion module and the ultra-high-definition video signal output module, and the ultra-high-definition display screen is used for displaying the processed ultra-high-definition video signal. The ultra-high-definition display device solves the problems that details of a large-sized display device are lost and pictures of the large-sized display device cannot be truly restored, and oversized fine picture quality is really perfectly presented.
Description
Technical field
The present invention relates to TV technology, relate in particular to a kind of ultra high-definition display device.
Background technology
The resolution that full HD TV can reach is 1920 * 1080, the large scale TV can because pixel excessive, the definition variation, and can cause the TV details loss, can't truly go back original picture.And outputting video signal needs a large amount of LVDS(Low-Voltage Differential Signaling Low Voltage Differential Signals now) holding wire, the screen such as 3D TV use 240Hz frame frequency needs 48 couples of LVDS, has increased cost.
Summary of the invention
Main purpose of the present invention is to provide a kind of ultra high-definition display device, being intended to solve existing large scale TV can be because pixel be excessive, the definition variation, and can cause the TV details loss, can't truly go back original picture, and the present outputting video signal problem that needs a large amount of LVDS holding wires to cause cost to increase.
The present invention is achieved in that a kind of ultra high-definition display device, and described ultra high-definition display device comprises HDMI input interface, tuner and the memory of inputting initial high-definition video signal, and described ultra high-definition display device also comprises:
Be connected with described HDMI input interface, tuner and memory, initial high-definition video signal is decoded into the full HD signal TV decoder module that line frequency promotes of going forward side by side;
Be connected with described TV decoder module, the described full HD signal that carries out behind the frequency upgrading obtained the ultra high-definition vision signal conversion module of ultra high-definition vision signal by promoting resolution;
Be connected the ultra high-definition vision signal output module that adopts the high speed serialization mode to export described ultra high-definition vision signal with described ultra high-definition vision signal conversion module;
Be connected respectively the control module that described the first vision signal modular converter, vision signal interleave module, the second vision signal modular converter and ultra high-definition vision signal output module are carried out initialization and control with described the first vision signal modular converter, vision signal interleave module, the second vision signal modular converter and ultra high-definition vision signal output module;
Be connected the ultra high-definition display screen of Graphics Processing ultra high-definition vision signal later with described ultra high-definition vision signal output module.Ultra high-definition display device ultra high-definition display device
In the present invention, the ultra high-definition display device has solved the problem that the large-sized display devices details is lost, picture can't truly reduce, and realizes that the real perfection of the fine and smooth image quality of oversize presents.
Description of drawings
Fig. 1 is the structural representation of the full HD TV that provides of the embodiment of the invention;
Fig. 2 is the structural representation of the control module that provides of the embodiment of the invention;
Fig. 3 is the composition schematic diagram of the V By one signal that shows of the ultra high-definition display screen that provides of the embodiment of the invention.
Embodiment
In order to make purpose of the present invention, principle and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Fig. 1 shows the structure of the full HD TV that the embodiment of the invention provides, and for convenience of explanation, only shows part related to the present invention, and details are as follows.
The present invention is achieved in that a kind of ultra high-definition display device, and described ultra high-definition display device comprises HDMI input interface, tuner and the memory of inputting initial high-definition video signal, and described ultra high-definition display device also comprises:
With described HDMI input interface, tuner and memory connect, initial high-definition video signal is decoded into the full HD signal TV decoder module 100 that line frequency promotes of going forward side by side, in the present invention, the ultra high-definition display device provides power supply by electric supply system, signal passes through tuner, the interfaces such as HDMI enter into the TV decoder module 100 of ultra high-definition display device, the full HD signal of 100 pairs of decoding video signal output of TV decoder module 60Hz, after the full HD signal of 60Hz turns 120Hz through 60Hz, output resolution ratio be 1920 * 1080 and frequency be the full HD signal of 120Hz;
Be connected with described TV decoder module 100, the described full HD signal that carries out behind the frequency upgrading obtained the ultra high-definition vision signal conversion module 200 of ultra high-definition vision signal by promoting resolution;
Be connected the ultra high-definition vision signal output module 500 that adopts the high speed serialization mode to export described ultra high-definition vision signal with described ultra high-definition vision signal conversion module 200;
Be connected respectively the control module 600 that described ultra high-definition vision signal output module 200 and ultra high-definition vision signal output module 500 are carried out initialization and control with described ultra high-definition vision signal conversion module 200 and ultra high-definition vision signal output module 500;
Be connected the ultra high-definition display screen 700 of Graphics Processing ultra high-definition vision signal later with described ultra high-definition vision signal output module 500.
As one embodiment of the invention, described ultra high-definition vision signal conversion module 500 comprises:
Be connected with described TV decoder module 100, the described full HD signal that carries out behind the frequency upgrading converted to the first vision signal modular converter 201 of YUV color mode by the rgb color pattern;
Be connected with described the first vision signal modular converter 201, adopt frame interpolation technology to process to obtain the vision signal interleave module 202 of the ultra high-definition vision signal of resolution raising to the full HD signal that converts the YUV color mode to;
Be connected with described vision signal interleave module 202, the ultra high-definition vision signal of the described YUV color mode that described employing frame interpolation technology is processed converts the second vision signal modular converter 203 of the ultra high-definition vision signal of rgb color pattern to, in the present invention, the first vision signal modular converter 201 receive resolution be 1920 * 1080 and frequency be the full HD signal of 120Hz, in order to improve the utilance of bandwidth, save transfer resource, transfer the rgb signal that receives to YUV signal.Vision signal interleave module 202 uses frame interpolation technology that signal frequency is promoted, and the signal after the second vision signal modular converter 203 will promote turns RGB by YUV, then is treated to V By one signal to display screen by ultra high-definition vision signal output module 500.Ultra high-definition display device ultra high-definition display device ultra high-definition display device the first vision signal modular converter 201 first vision signal modular converter 201 vision signal interleave module 202 vision signal interleave module 202 second vision signal modular converter 203 second vision signal modular converter 203 first vision signal modular converter 201 vision signal interleave module 202 second vision signal modular converter 203 first vision signal modular converter 201 vision signal interleave module 202 second vision signal modular converters 203
As one embodiment of the invention, described frame interpolation technology is specially:
Between adjacent two pixels, insert a pixel that is drawn through certain operation relation by these two pixels.
As one embodiment of the invention, described certain operation relation comprises to be got intermediate value, get maximum or gets minimum value two pixels, image such as a frame 1920 * 1080, any two adjacent pixels are got intermediate value, and be inserted in the middle of these two pixels, at last jointly having consisted of new pixel by 1920 * 1080 original pixels and new 1920 * 1080 pixels that insert is 3840 * 2160 ultra high-definition image.
Fig. 2 shows the structure of the control module that the embodiment of the invention provides, and for convenience of explanation, only shows part related to the present invention, and details are as follows.
As one embodiment of the invention, described control module 600 comprises:
According to the screen body characteristic to the type of input signal being carried out initialized signal input type initialization unit 601;
The signal input/output state initialization unit 602 of the state of the input/output signal that the initialization high-definition image is processed;
The image processing form initialization unit 603 of the form of initialization image processing;
The high speed serialization mode of output signal is carried out initialized mode signal output initialization unit 604.
As one embodiment of the invention, described control module 600 adopts I
2The C bus.
As one embodiment of the invention, the high speed serialization mode that described ultra high-definition vision signal output module 500 communications are adopted is V by one communication mode.
As one embodiment of the invention, after system starts, the input type of initialization LVDS, what adopt in the system is the two-way input, optional frequency 74.25MHz or 148.5MHz determine according to the screen bulk properties that uses.The input/output state that second step initialization high-definition image is processed, input LVDS signal, output V Byone signal.The form of the 3rd step initialization image processing, the form of processing such as initialisation image is resolution 1080P, frequency 120Hz, at last to V By one signal output initialization, such as being initialized as two groups, every group is comprised of 8 groups of differential pairs.
The composition of the V By one signal that the ultra high-definition display screen that Fig. 3 shows the embodiment of the invention to be provided shows for convenience of explanation, only shows part related to the present invention, and details are as follows.
As one embodiment of the invention, the full HD signal one total two-way of described employing V by one communication mode transmission, 8 groups of differential pairs of every route form.
As one embodiment of the invention, the initial high-definition video signal of 100 pairs of inputs of described TV decoder module is decoded and is exported the full HD signal of 60Hz, the full HD signal of 60Hz is converted to the full HD signal of 120Hz again.
In the present invention, ultra high-definition display device ultra high-definition display device V By one signal one has two groups, and 8 groups of differential pairs of every route form.The pixel that ultra high-definition display screen 700 is divided into 3840X2160 is divided into it pixel in zone one and zone two on horizontal H, image is the pixel on the corresponding screen simultaneously also.Zone one is by these eight pairs of differential pair controls of TX0_P/TX0_N～TX7_P/TX7_N, adopt the in turn mode of transport picture picture element, successively, TX0_P/TX0_N carries the 0th picture element, TX1_P/TX_N carries the 1st picture element, and TX7_P/TX7_N transmits the 7th picture element ..., loop, until carried the image pixel information of a regional correspondence, then begin the conveying of the pixel in corresponding two zones of this figure.Zone two is by these eight pairs of differential pair controls of TX8_P/TX8_N～TX15_P/TX15_N, and successively, TX8_P/TX8_N carries the 1920th picture element, and TX1_P/TX_N carries the 1921st picture element, and TX7_P/TX7_N transmits the 1927th picture element ...
Ultra high-definition display screen 700 in this ultra high-definition display device can be LED or OLED screen, needs to support that ultra high-definition shows, need to reach 3840 * 2160(4K * 2K) or above resolution.The largest data transfer speed aspect of V-By-one signal wherein, every pair of holding wire (each passage) is 3.75G bps (being 3.75Gbit/s).When frame frequency uses two passages when being 60 frames/second, when being 120 frame/seconds (" speed "), uses frame frequency four passages, eight passages of use when frame frequency is 240 frame/seconds (" four speeds ").
As one embodiment of the invention, described ultra high-definition display device is the ultra high-definition TV.
In the present invention, described ultra high-definition display device has adopted 4K * 2K frequency upgrading technology, solved the problem that the large-sized display devices details is lost, picture can't truly reduce, the real perfection that realizes the fine and smooth image quality of oversize presents, and adopt V By one signal to export, can solve the problem of the LVDS circuit number increase of frequency range, reduce cost.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. ultra high-definition display device, described ultra high-definition display device comprises HDMI input interface, tuner and the memory of inputting initial high-definition video signal, it is characterized in that, described ultra high-definition display device also comprises:
Be connected with described HDMI input interface, tuner and memory, initial high-definition video signal is decoded into the full HD signal TV decoder module that line frequency promotes of going forward side by side;
Be connected with described TV decoder module, the described full HD signal that carries out behind the frequency upgrading obtained the ultra high-definition vision signal conversion module of ultra high-definition vision signal by promoting resolution;
Be connected the ultra high-definition vision signal output module that adopts the high speed serialization mode to export described ultra high-definition vision signal with described ultra high-definition vision signal conversion module;
Be connected respectively the control module that described ultra high-definition vision signal conversion module and ultra high-definition vision signal output module are carried out initialization and control with described ultra high-definition vision signal conversion module and ultra high-definition vision signal output module;
Be connected the ultra high-definition display screen of Graphics Processing ultra high-definition vision signal later with described ultra high-definition vision signal output module.
2. ultra high-definition display device as claimed in claim 1 is characterized in that, described ultra high-definition vision signal conversion module comprises:
Be connected with described TV decoder module, the described full HD signal that carries out behind the frequency upgrading converted to the first vision signal modular converter of YUV color mode by the rgb color pattern;
Be connected with described the first vision signal modular converter, adopt frame interpolation technology to process to obtain the vision signal interleave module of the ultra high-definition vision signal of resolution raising to the full HD signal that converts the YUV color mode to;
Be connected with described vision signal interleave module, the ultra high-definition vision signal of the described YUV color mode that described employing frame interpolation technology is processed converts the second vision signal modular converter of the ultra high-definition vision signal of rgb color pattern to.
3. ultra high-definition display device as claimed in claim 2 is characterized in that, described frame interpolation technology is specially:
Between adjacent two pixels, insert a pixel that is drawn through certain operation relation by these two pixels.
4. ultra high-definition display device as claimed in claim 3 is characterized in that, described certain operation relation comprises to be got intermediate value, get maximum or get minimum value two pixels.
5. ultra high-definition display device as claimed in claim 1 is characterized in that, the resolution of described initial high-definition video signal is 1920 * 1080, and the resolution of the processing that described ultra high-definition display screen shows ultra high-definition vision signal later is 3840 * 2160.
6. ultra high-definition display device as claimed in claim 1 is characterized in that, described control module comprises:
According to the screen body characteristic to the type of input signal being carried out initialized signal input type initialization unit;
The signal input/output state initialization unit of the state of the input/output signal that the initialization high-definition image is processed;
The image processing form initialization unit of the form of initialization image processing;
The high speed serialization mode of output signal is carried out initialized mode signal output initialization unit.
7. ultra high-definition display device as claimed in claim 1 is characterized in that, described control module adopts I
2The C bus.
8. ultra high-definition display device as claimed in claim 1 is characterized in that, the high speed serialization mode that described ultra high-definition vision signal output module communication is adopted is V by one communication mode.
9. ultra high-definition display device as claimed in claim 8 is characterized in that, the full HD signal one total two-way of described employing V by one communication mode transmission, and 8 groups of differential pairs of every route form.
10. ultra high-definition display device as claimed in claim 1, it is characterized in that, described TV decoder module is decoded to the initial high-definition video signal of input and is exported the full HD signal of 60Hz, the full HD signal of 60Hz is converted to the full HD signal of 120Hz again.
11. such as the described ultra high-definition display device of claim 1-10, it is characterized in that, described ultra high-definition display device is the ultra high-definition TV.
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| CN106899811B (en) * | 2017-02-10 | 2019-11-15 | 利亚德光电股份有限公司 | Signal conversion method, device, signal boxcar and signal display system |
| CN106899811A (en) * | 2017-02-10 | 2017-06-27 | 利亚德光电股份有限公司 | Signal conversion method, device, signal boxcar and signal display system |
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| CN111696477A (en) * | 2020-06-03 | 2020-09-22 | 康佳集团股份有限公司 | Display control method of ultra-high definition television and 8K ultra-high definition television |
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