CN103024313B - A kind of Ultra-high-definitiodisplay display device - Google Patents
A kind of Ultra-high-definitiodisplay display device Download PDFInfo
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Abstract
The present invention relates to a kind of Ultra-high-definitiodisplay display device, including: HDMI input interface, tuner and memorizer；By described carry out frequency upgrading after full HD signal obtain the ultra high-definition video signal conversion module of ultra high-definition video signal by promoting resolution；Described ultra high-definition video signal employing high speed serialization mode is carried out the ultra high-definition video signal output module exported；The control module that ultra high-definition video signal conversion module and ultra high-definition video signal output module are initialized and control；The ultra high-definition display screen of the ultra high-definition video signal after display process.In the present invention, Ultra-high-definitiodisplay display device solves the problem that large-sized display devices details is lost, picture cannot truly reduce, it is achieved the real perfection of oversize exquisiteness image quality presents.
Description
Technical field
The present invention relates to TV technology, particularly relate to a kind of Ultra-high-definitiodisplay display device.
Background technology
The resolution that full HD TV can reach is 1920 × 1080, and large size electro regards can be because of pixel mistake
Greatly, definition is deteriorated, and can cause the loss of TV details, cannot truly go back original picture.And it is the most defeated
Go out video signal and need a large amount of LVDS(Low-Voltage Differential Signaling Low Voltage Differential Signals)
Holding wire, such as 3D TV uses the screen of 240Hz frame frequency, needs 48 to LVDS, to add cost.
Summary of the invention
Present invention is primarily targeted at a kind of Ultra-high-definitiodisplay display device of offer, it is intended to solve existing large size electro
Depending on meeting because pixel is excessive, definition is deteriorated, and can cause the loss of TV details, cannot truly go back
Original picture, and output video signal needs the problem that a large amount of LVDS holding wires cause cost to increase now.
The present invention is achieved in that a kind of Ultra-high-definitiodisplay display device, and described Ultra-high-definitiodisplay display device includes defeated
Entering HDMI input interface, tuner and the memorizer of initial high-definition video signal, described ultra high-definition shows and sets
For also including:
It is connected with described HDMI input interface, tuner and memorizer, by initial high-definition video signal solution
Code help high-definition signal go forward side by side line frequency promote TV decoder module；
It is connected with described TV decoder module, carries out the full HD signal after frequency upgrading by promoting by described
Resolution obtains the ultra high-definition video signal conversion module of ultra high-definition video signal；
It is connected with described ultra high-definition video signal conversion module, described ultra high-definition video signal is used string at a high speed
Line mode carries out the ultra high-definition video signal output module exported；
Turn with described first video signal modular converter, video signal interleave module, the second video signal respectively
Die change block and ultra high-definition video signal output module connect, to described first video signal modular converter,
Video signal interleave module, the second video signal modular converter and ultra high-definition video signal output module are carried out
The control module initialized and control；
It is connected with described ultra high-definition video signal output module, the ultra high-definition video signal after display process
Ultra high-definition display screen.Ultra-high-definitiodisplay display device Ultra-high-definitiodisplay display device
In the present invention, Ultra-high-definitiodisplay display device solves the loss of large-sized display devices details, picture cannot
The problem of true reduction, it is achieved the real perfection of oversize exquisiteness image quality presents.
Accompanying drawing explanation
Fig. 1 is the structural representation of the full HD TV that the embodiment of the present invention provides；
Fig. 2 is the structural representation of the control module that the embodiment of the present invention provides；
Fig. 3 is the composition signal of the V By one signal that the ultra high-definition display screen that the embodiment of the present invention provides shows
Figure.
Detailed description of the invention
In order to make the 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, be not intended to limit the present invention.
Fig. 1 shows the structure of the full HD TV that the embodiment of the present invention provides, and for convenience of description, only shows
Having gone out part related to the present invention, details are as follows.
The present invention is achieved in that a kind of Ultra-high-definitiodisplay display device, and described Ultra-high-definitiodisplay display device includes defeated
Entering HDMI input interface, tuner and the memorizer of initial high-definition video signal, described ultra high-definition shows and sets
For also including:
It is connected with described HDMI input interface, tuner and memorizer, by initial high-definition video signal solution
Code help high-definition signal go forward side by side line frequency promote TV decoder module 100, in the present invention, ultra high-definition show
Showing that equipment is provided power supply by electric supply system, signal enters into superelevation by the interface such as tuner, HDMI
In the TV decoder module 100 of clear display device, TV decoder module 100 is defeated to decoding video signal
Going out the full HD signal of 60Hz, the full HD signal of 60Hz is after 60Hz turns 120Hz, and output is differentiated
The full HD signal that rate is 1920 × 1080 and frequency is 120Hz；
Be connected with described TV decoder module 100, by described carry out frequency upgrading after full HD signal pass through
Promote resolution and obtain the ultra high-definition video signal conversion module 200 of ultra high-definition video signal；
It is connected with described ultra high-definition video signal conversion module 200, described ultra high-definition video signal is used height
Speed serial mode carries out the ultra high-definition video signal output module 500 exported；
Respectively with described ultra high-definition video signal conversion module 200 and ultra high-definition video signal output module
500 connections, described ultra high-definition video signal output module 200 and ultra high-definition video signal are exported mould
Block 500 carries out the control module 600 initializing and controlling；
Being connected with described ultra high-definition video signal output module 500, the ultra high-definition video after display processes is believed
Number ultra high-definition display screen 700.
As one embodiment of the invention, described ultra high-definition video signal conversion module 500 includes:
Be connected with described TV decoder module 100, by described carry out the full HD signal after frequency upgrading by
Rgb color patten transformation becomes the first video signal modular converter 201 of YUV color mode；
It is connected with described first video signal modular converter 201, to being converted into the full HD of YUV color mode
Signal uses frame interpolation technology to process the video letter carrying out processing to obtain the ultra high-definition video signal that resolution improves
Number interleave module 202；
It is connected with described video signal interleave module 202, the described YUV that described employing frame interpolation technology is processed
What the ultra high-definition video signal of color mode was converted into the ultra high-definition video signal of rgb color pattern second regards
Frequently signal conversion module 203, in the present invention, the first video signal modular converter 201 receives resolution and is
1920 × 1080 and full HD signal that frequency is 120Hz, in order to improve the utilization rate of bandwidth, save transmission
Resource, transfers the rgb signal of reception to YUV signal.Video signal interleave module 202 uses interleave skill
Signal frequency is promoted by art, the second video signal modular converter 203 will promote after signal by YUV
Turn RGB, be then processed as V By one signal to display screen by ultra high-definition video signal output module 500.
Ultra-high-definitiodisplay display device Ultra-high-definitiodisplay display device Ultra-high-definitiodisplay display device the first video signal modular converter 201
One video signal modular converter 201 video signal interleave module 202 video signal interleave module 202 second regards
Frequently signal conversion module 203 second video signal modular converter 203 first video signal modular converter 201 regards
Frequently signal interleave module 202 second video signal modular converter 203 first video signal modular converter 201 regards
Frequently signal interleave module 202 second video signal modular converter 203
As one embodiment of the invention, described frame interpolation technology particularly as follows:
A picture drawn by the two pixel is inserted through certain operation relation between adjacent two pixels
Element.
As one embodiment of the invention, described certain operation relation includes two pixels are taken intermediate value, taken
Being worth greatly or take minima, the image of such as one frame 1920 × 1080, in taking the pixel that any two is adjacent
Value, and inserts it in the middle of the two pixel, finally by 1920 × 1080 original pixels and new
1920 × 1080 pixels inserted together constitute the ultra high-definition image that new pixel is 3840 × 2160.
Fig. 2 shows the structure of the control module that the embodiment of the present invention provides, and for convenience of description, only illustrates
Part related to the present invention, details are as follows.
As one embodiment of the invention, described control module 600 includes:
Characteristic according to screen body initializes single to the type of input signal carries out initialized signal input type
Unit 601；
The signal input/output state of the state initializing the input/output signal that high-definition image processes initializes single
Unit 602；
Initialize the image processing form initialization unit 603 of the form of 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 uses I2C bus.
As one embodiment of the invention, the high speed string that the communication of described ultra high-definition video signal output module 500 uses
Line mode is V by one communication mode.
As one embodiment of the invention, after system start-up, the input type of LVDS is initialized, in system
Using two-way input, optional 74.25MHz or 148.5MHz of frequency, according to the screen bulk properties used
Determine.Second step initializes the input/output state that high-definition image processes, and inputs LVDS signal, exports V By
One signal.3rd step initializes the form of image processing, and such as the form of initialisation image process is for differentiating
Rate 1080P, frequency 120Hz, finally the output of V By one signal is initialized, be such as initialized as two groups,
Often group is made up of 8 groups of differential pairs.
Fig. 3 shows the group of the V By one signal that the ultra high-definition display screen that the embodiment of the present invention provides shows
Becoming, for convenience of description, illustrate only part related to the present invention, details are as follows.
As one embodiment of the invention, the full HD signal of described employing V by one communication mode transmission is altogether
There is two-way, often route 8 groups of differential pair compositions.
As one embodiment of the invention, the described TV decoder module 100 initial high-definition video signal to input
It is decoded exporting the full HD signal of 60Hz, the more full HD signal of 60Hz is converted into the complete of 120Hz
High-definition signal.
In the present invention, Ultra-high-definitiodisplay display device Ultra-high-definitiodisplay display device V By one signal one has two groups,
Often it route 8 groups of differential pair compositions.Ultra high-definition display screen 700 is divided into the pixel of 3840X2160, at horizontal H
On be divided into region one and the pixel in region two, the image also simultaneously pixel on corresponding screen.Region one
Controlled by these eight pairs of differential pairs of TX0_P/TX0_N～TX7_P/TX7_N, use transport picture picture element in turn
Mode, successively, TX0_P/TX0_N carries the 0th picture element, TX1_P/TX_N carry the 1st as
Vegetarian refreshments, TX7_P/TX7_N transmits the 7th picture element ..., circulation is carried out, until it is corresponding to have carried region one
Image pixel information, then start the conveying of pixel in corresponding two regions of this figure.Region two by
These eight pairs of differential pairs of TX8_P/TX8_N～TX15_P/TX15_N control, successively, and TX8_P/TX8_N
Carrying the 1920th picture element, TX1_P/TX_N carries the 1921st picture element, and TX7_P/TX7_N transmits
1927th picture element ....
Ultra high-definition display screen 700 in this Ultra-high-definitiodisplay display device can be LED or OLED screen, needs
Support ultra high-definition shows, needs to reach 3840 × 2160(4K × 2K) or above resolution.Wherein
The largest data transfer speed aspect of V-By-one signal, every pair of holding wire (each passage) is 3.75G ratio
Spy/second (i.e. 3.75Gbit/s).When frame frequency is 60 frames/second use two passages, frame frequency be 120 frames/
Use four passages during the second (" speed "), when frame frequency is 240 frames/second (" four speed "), use eight
Passage.
As one embodiment of the invention, described Ultra-high-definitiodisplay display device is ultra high-definition TV.
In the present invention, described Ultra-high-definitiodisplay display device have employed 4K × 2K frequency upgrading technology, solves
The problem that large-sized display devices details is lost, picture cannot truly reduce, it is achieved oversize exquisiteness image quality
Real perfection present, and use V By one signal to export, the LVDS circuit number that can solve frequency range increases
The problem added, reduces cost.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Any amendment, equivalent and the improvement etc. made within bright spirit and principle, should be included in the present invention
Protection domain within.
Claims (9)
1. a Ultra-high-definitiodisplay display device, described Ultra-high-definitiodisplay display device includes inputting initial high-definition video signal
HDMI input interface, tuner and memorizer, it is characterised in that described Ultra-high-definitiodisplay display device is also wrapped
Include:
It is connected with described HDMI input interface, tuner and memorizer, by initial high-definition video signal solution
Code help high-definition signal go forward side by side line frequency promote TV decoder module；
It is connected with described TV decoder module, carries out the full HD signal after frequency upgrading by promoting by described
Resolution obtains the ultra high-definition video signal conversion module of ultra high-definition video signal；
It is connected with described ultra high-definition video signal conversion module, described ultra high-definition video signal is used string at a high speed
Line mode carries out the ultra high-definition video signal output module exported；
It is connected with described ultra high-definition video signal conversion module and ultra high-definition video signal output module respectively
, described ultra high-definition video signal conversion module and ultra high-definition video signal output module are initialized
And the control module controlled；
It is connected with described ultra high-definition video signal output module, the ultra high-definition video signal after display process
Ultra high-definition display screen；
The high speed serialization mode that described ultra high-definition video signal output module communication uses is V by one communication party
Formula；
The full HD signal one of described employing V by one communication mode transmission has two-way, often route 8 groups of differences
Divide composition；
The pixel of ultra high-definition display screen is divided into region one and the pixel in region two, and image is the most right
The pixel that should shield, region one is controlled by eight groups of differential pairs, transport picture pixel in turn, and circulation is carried out,
Until having carried the image pixel information of region one correspondence, then start in the corresponding region of this image two
The conveying of pixel, region two is controlled by other eight groups of differential pairs, transport picture pixel in turn, circulate into
OK, until having carried the image pixel information of region two correspondence；
After system start-up, initialize the input type of LVDS, system uses two-way input, root
Determine according to the screen bulk properties used, initialize the input/output state that high-definition image processes, input LVDS letter
Number, export V By one signal, the form that initialisation image processes, the output of V By one signal is initialized.
2. Ultra-high-definitiodisplay display device as claimed in claim 1, it is characterised in that described ultra high-definition video is believed
Number conversion module includes:
It is connected with described TV decoder module, carries out the full HD signal after frequency upgrading by RGB by described
Color mode is converted into the first video signal modular converter of YUV color mode；
It is connected with described first video signal modular converter, to the full HD signal being converted into YUV color mode
Use frame interpolation technology to process the video signal carrying out processing to obtain the ultra high-definition video signal that resolution improves to insert
Frame module；
It is connected with described video signal interleave module, the described YUV color that described employing frame interpolation technology is processed
The ultra high-definition video signal of color pattern is converted into the second video of the ultra high-definition video signal of rgb color pattern
Signal conversion module.
3. Ultra-high-definitiodisplay display device as claimed in claim 2, it is characterised in that described frame interpolation technology is concrete
For:
A picture drawn by the two pixel is inserted through certain operation relation between adjacent two pixels
Element.
4. Ultra-high-definitiodisplay display device as claimed in claim 3, it is characterised in that described certain computing is closed
System includes taking two pixels intermediate value, taking maximum or take minima.
5. Ultra-high-definitiodisplay display device as claimed in claim 1, it is characterised in that described initial HD video
The resolution of signal is 1920 × 1080, the ultra high-definition video after the process that described ultra high-definition display screen shows
The resolution of signal is 3840 × 2160.
6. Ultra-high-definitiodisplay display device as claimed in claim 1, it is characterised in that described control module includes:
Characteristic according to screen body carries out initialized signal input type and initializes single the type of input signal
Unit；
The signal input/output state of the state initializing the input/output signal that high-definition image processes initializes single
Unit；
The image procossing form initialization unit of the form that initialisation image processes；
The high speed serialization mode of output signal is carried out initialized mode signal output initialization unit.
7. Ultra-high-definitiodisplay display device as claimed in claim 1, it is characterised in that described control module uses
I2C bus.
8. Ultra-high-definitiodisplay display device as claimed in claim 1, it is characterised in that described TV decoder module
The initial high-definition video signal of input is decoded exporting the full HD signal of 60Hz, then complete by 60Hz
High-definition signal is converted into the full HD signal of 120Hz.
9. the Ultra-high-definitiodisplay display device as described in any one of claim 1-8, it is characterised in that described superelevation
Clear display device is ultra high-definition TV.
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| CN105657490A (en) * | 2015-08-21 | 2016-06-08 | 乐视致新电子科技（天津）有限公司 | Audio/video playing equipment |
| CN205356549U (en) * | 2015-12-14 | 2016-06-29 | 乐视致新电子科技（天津）有限公司 | Video signal processing equipment |
| CN106469039B (en) * | 2016-09-28 | 2019-05-03 | 华为技术有限公司 | Image display method and system |
| 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 |
| MX2019010136A (en) | 2017-02-27 | 2019-10-07 | Interdigital Ce Patent Holdings | A method and apparatus for re-using black border regions of a digital tv screen. |
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