CN107493444B - A kind of 8K TV that supporting double-channel signal and its implementation - Google Patents
A kind of 8K TV that supporting double-channel signal and its implementation Download PDFInfo
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- CN107493444B CN107493444B CN201710717642.7A CN201710717642A CN107493444B CN 107493444 B CN107493444 B CN 107493444B CN 201710717642 A CN201710717642 A CN 201710717642A CN 107493444 B CN107493444 B CN 107493444B
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 67
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 230000015654 memory Effects 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 7
- 238000011897 real-time detection Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000000994 depressogenic effect Effects 0.000 claims 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
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- Engineering & Computer Science (AREA)
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- Signal Processing (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The present invention discloses a kind of 8K TV for supporting double-channel signal and its implementation, wherein, for issuing 4K TV motherboard, the 8K liquid crystal display, the binary channels logic card being electrically connected with the 4K TV motherboard and 8K liquid crystal display of 4K signal, the binary channels logic card is provided with the first interface for receiving 8K signal and the second interface for receiving 4K signal；When selecting first interface, then 8K liquid crystal display is directly driven by 8K signal；When selecting second interface, then the received 4K signal of second interface is converted to 8K signal by the binary channels logic card, and is used for the 8K signal of conversion to drive 8K liquid crystal display.The problem of 4K signal can only be received and show 8K picture by amplifying by solving 8K TV in the prior art, and the 8K signal that can not effectively receive standard shows 8K picture.
Description
Technical field
The present invention relates to the television field 8K more particularly to a kind of 8K TV for supporting double-channel signal and its implementation.
Background technique
Supporting 8K(, that is, 7680x4320) the standard interface DP1.4 of signal issue in March, 2016, and another support 8K
The standard interface HDMI2.1 of signal is not yet issued, and existing 8K ultra high-definition TV is by 4K(i.e. 3840 × 2160 mostly) it differentiates
Rate image enlarges to the grade of 8K, and strictly speaking not real 8K ultra high-definition TV namely current 8K TV can only receive
4K signal shows 8K picture by amplifying, and can not effectively receive the 8K signal of standard interface DP1.4 offer.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of 8K TVs for supporting double-channel signal
And its implementation, it is intended to 4K signal can only be received and show 8K picture by amplifying by solving 8K TV in the prior art, and
The problem of 8K signal display 8K picture of standard can not effectively be received.
Technical scheme is as follows:
A kind of 8K TV for supporting double-channel signal, wherein including the 4K TV motherboard for issuing 4K signal, 8K liquid crystal
Screen, the binary channels logic card being electrically connected with the 4K TV motherboard and 8K liquid crystal display, the binary channels logic card setting are useful
In the first interface and second interface for receiving 4K signal that receive 8K signal；When selecting first interface, then directly pass through
8K signal drives 8K liquid crystal display；When selecting second interface, then the binary channels logic card is by the received 4K signal of second interface
8K signal is converted to, and is used for the 8K signal of conversion to drive 8K liquid crystal display.
The TV of the support double-channel signal, wherein first interface is DP1.4 interface, and the second interface is
HDMI2.0 interface.
The TV of the support double-channel signal, wherein the binary channels logic card specifically include fpga chip,
DP1.4 interface, HDMI2.0 interface, liquid crystal display data-interface and memory, the DP1.4 interface, HDMI2.0 interface, liquid crystal display
Data-interface and memory are electrically connected with fpga chip.
The TV of the support double-channel signal, wherein the fpga chip specifically include DP1.4 decoder,
HDMI2.0 decoder, up-conversion module, data alternative module, storage control and liquid crystal display driver module, it is described
HDMI2.0 decoder, up-conversion module, data alternative module and liquid crystal display driver module are sequentially connected electrically, described
DP1.4 decoder, data alternative module and liquid crystal display driver module are sequentially connected electrically, the liquid crystal display display driving mould
Block is electrically connected with liquid crystal display data-interface, and the DP1.4 decoder is electrically connected with DP1.4 interface, and the DP1.4 decoder will
The image real time transfer of DP1.4 interface is uncompressed 8K image data and is transmitted to the port DI0 of data alternative module,
The HDMI2.0 decoder is electrically connected with HDMI2.0 interface and is that uncompressed 4K schemes by the image real time transfer at HDMI2.0
As data, the up-conversion module, which is used for, to be uncompressed 8K image data by uncompressed 4K image data up conversion and transmits
To the port DI1 of alternative module, the data alternative module selection port DI0 or DI1 exports image data to liquid crystal screen display
Show drive module, liquid crystal display driver module generates liquid crystal driving data, and the liquid crystal driving data are through liquid crystal
Screen data-interface is transmitted to 8K liquid crystal display displays images, and the storage control is electrically connected with data alternative module and memory
It connects, the storage control will be in data cached deposit memory or the reading cache data from memory.
The TV of the support double-channel signal, wherein the memory is DDR memory.
The TV of the support double-channel signal, wherein the 4K TV motherboard is also used to receive user instructions and control
On-screen menu processed is shown.
A kind of 8K realizing television method for supporting double-channel signal, wherein comprising steps of
A, 4K TV motherboard real time detection signal switching command；
B, when 4K TV motherboard detects the instruction for being switched to 8K signal, trigger binary channels logic card with first interface at
Signal provides driving display signal for 8K liquid crystal display, and when 4K TV motherboard detects the instruction for being switched to 4K signal, triggering is double
Channel logic plate provides signal up conversion at second interface to driving display signal after 8K signal for 8K liquid crystal display.
The 8K realizing television method of the support double-channel signal, wherein the first interface is DP1.4 interface, institute
Stating second interface is HDMI2.0 interface.
The utility model has the advantages that the present invention has the binary channels logic card for receiving 8K signal and 4K signal receiving function by setting,
8K signal can be received according to the user's choice or 4K signal is sent into 8K liquid crystal display and is shown, and is worked as and selected received signal for 4K
When signal, 4K signal is converted to 8K signal and is re-fed into the driving display of 8K display screen by binary channels logic card, so that 8K TV can
It receives 4K signal and shows 8K picture, and the 8K signal that can receive standard shows 8K picture.Solves 8K TV in the prior art
4K signal can be received and show 8K picture by amplifying, and the 8K signal that can not effectively receive standard shows asking for 8K picture
Topic.
Detailed description of the invention
Fig. 1 is the preferred embodiment structural schematic diagram of the TV of the present invention for supporting double-channel signal.
Fig. 2 is the preferred embodiment structural schematic diagram of binary channels logic card of the present invention.
Specific embodiment
The present invention provides a kind of 8K TV for supporting double-channel signal and its implementation, to make the purpose of the present invention, skill
Art scheme and effect are clearer, clear, and the present invention is described in more detail below.It should be appreciated that tool described herein
Body embodiment is only used to explain the present invention, is not intended to limit the present invention.
A kind of 8K TV for supporting double-channel signal, as illustrated in fig. 1 and 2, including 4K TV motherboard 200,8K liquid crystal display
300, the binary channels logic card 100 being electrically connected with the 4K TV motherboard 200 and 8K liquid crystal display 300, the binary channels logic
Plate 100 is provided with the first interface 101 for receiving 8K signal and the second interface for receiving 4K signal at 4K TV motherboard
102, the 4K signal up conversion of the 2nd 102 interface is 8K signal, the binary channels logic by the binary channels logic card 100
It is aobvious that plate 100 selects the signal at first interface 101 or second interface 102 for 8K liquid crystal display 300 to provide driving according to user instructions
Show signal.Power panel 600 is that 4K TV motherboard and 8K display screen 300 are powered.
In the present invention, there is the binary channels logic card 100 for receiving 8K signal and 4K signal receiving function, bilateral by being arranged
Road logic card 100 can receive 8K signal according to the user's choice or 4K signal is sent into 8K liquid crystal display and is shown, and when selection connects
When the signal of receipts is 4K signal, 4K signal up conversion is that 8K signal is re-fed into the driving display of 8K display screen by binary channels logic card,
So that the signal that 8K liquid crystal display receives is always 8K signal.
It is shown preferably, the 4K TV motherboard is also used to receive user instructions and control on-screen menu, in other words originally
The received user instruction of binary channels logic card in invention is forwarded by 4K TV motherboard, to facilitate while control signal switching
And on-screen menu is shown.
It specifically, is that second interface 102 provides various 4K signals, the 4K TV by 4K TV motherboard 200 in the present invention
Mainboard 200 is electrically connected with various normal signal sources 400 such as blue-ray DVD, HDMI, USB and network interface, preferably, 4K TV
200 master chip of mainboard can select MSD6A838, and the second interface is HDMI2.0 interface.
The first interface 101 connects with 8K signal source, to obtain 8K signal, preferably, the first interface 101 is
DP1.4 interface, the 8K signal source 500 such as video card of the computer with DP1.4 interface or the player with DP1.4 interface.
Specifically, as shown in Fig. 2, the binary channels logic card 100 include fpga chip 105, DP1.4 interface 101,
HDMI2.0 interface 102, liquid crystal display data-interface 103 and memory 104, the DP1.4 interface 101, HDMI2.0 interface 102,
Liquid crystal display data-interface 103 and memory 104 are electrically connected with fpga chip, and the fpga chip is used for the instruction according to user
Selection receives the signal of DP1.4 interface or HDMI2.0 interface and will be sent into liquid crystal display data-interface, the liquid after signal processing
Fpga chip treated signal is delivered to 8K display screen is shown 8K picture for its by crystalline substance screen data-interface；In addition, fpga chip
When receiving the signal of HDMI2.0 interface, it will be transformed to 8K signal thereon, namely as the prior art, and be by 4K signal
Amplification, 4K signal can be shown completely on 8K display screen, so that 8K display screen can effectively show that HDMI2.0 connects
The received picture signal of mouth；Memory be used for save fpga chip operation processing signal when it is data cached, for 8K display screen
More smooth picture is provided.FPGA is field-programmable chip, and the FPGA just to have dispatched from the factory is " blank " chip, is wanted according to function
It asks, obtains " recordable paper " after " writing code, compiled code ", then programming data file is written by FPGA by download cable
Afterwards, FPGA is exactly the chip for having specific function, reusable, downloads different files, and FPGA realizes that function is just different,
That is FPGA is the chip that a function can customize.
Further, the fpga chip includes DP1.4 decoder 501, HDMI2.0 decoder 502, up-conversion module
503, data alternative module 504, storage control 505 and liquid crystal display driver module 506, the HDMI2.0 decoder,
Up-conversion module, data alternative module and liquid crystal display driver module are sequentially connected electrically, the DP1.4 decoder, data
Alternative module and liquid crystal display driver module are sequentially connected electrically, and the liquid crystal display driver module connects with liquid crystal display data
Mouth is electrically connected, and the port DI0 and the port DI1 for receiving image data are provided in the data alternative module, described
DP1.4 decoder is electrically connected with DP1.4 interface and is uncompressed 8K image data by the image real time transfer of DP1.4 interface
To the port DI0 of data alternative module, the HDMI2.0 decoder is electrically connected with HDMI2.0 interface and will be at HDMI2.0
Image real time transfer is uncompressed 4K image data, and the up-conversion module is used for uncompressed 4K image data up conversion
It is uncompressed 8K image data to the port DI1 of alternative module, data alternative module selects the port DI0 or DI1 that will scheme
Liquid crystal display driver module is given as data are exported through the port DO, forms liquid crystal driving data and through liquid crystal display data-interface
It exports and gives 8K liquid crystal display displays images, the storage control is electrically connected with data alternative module and memory, the storage
Controller will be in data cached deposit memory or the reading cache data from memory.More preferably, the memory is deposited for DDR
Reservoir, to realize that quick storage is read and write.
Based on the 8K TV of above-mentioned support double-channel signal, the present invention also provides a kind of 8K electricity for supporting double-channel signal
Depending on implementation method, wherein comprising steps of
S1,4K TV motherboard real time detection signal switching command；
S2, when 4K TV motherboard detects the instruction for being switched to 8K signal, trigger binary channels logic card with first interface
The signal at place provides driving display signal, when 4K TV motherboard detects the instruction for being switched to 4K signal, touching for 8K liquid crystal display
Hair binary channels logic card provides signal up conversion at second interface to driving display signal after 8K signal for 8K liquid crystal display.Preferably
Ground, first interface are DP1.4 interface, and the second interface is HDMI2.0 interface.
Technical detail and benefit about the above method have been elaborated in above-mentioned apparatus, no longer superfluous herein
It states.
In conclusion the present invention has the binary channels logic card for receiving 8K signal and 4K signal receiving function by setting,
8K signal can be received according to the user's choice or 4K signal is sent into 8K liquid crystal display and is shown, and is worked as and selected received signal for 4K
When signal, 4K signal is converted to 8K signal and is re-fed into the driving display of 8K display screen by binary channels logic card, so that 8K TV can
It receives 4K signal and shows 8K picture, and the 8K signal that can receive standard shows 8K picture.Solves 8K TV in the prior art
4K signal can be received and show 8K picture by amplifying, and the 8K signal that can not effectively receive standard shows asking for 8K picture
Topic.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (7)
1. a kind of 8K TV for supporting double-channel signal, which is characterized in that including the 4K TV motherboard for issuing 4K signal, 8K
Liquid crystal display, the binary channels logic card being electrically connected with the 4K TV motherboard and 8K liquid crystal display, the binary channels logic card setting
There are the first interface for receiving 8K signal and the second interface for receiving 4K signal；When selecting first interface, then directly
8K liquid crystal display is driven by 8K signal；When selecting second interface, then the binary channels logic card is by the received 4K of second interface
Signal is converted to 8K signal, and is used for the 8K signal of conversion to drive 8K liquid crystal display；
The binary channels logic card specifically includes fpga chip, DP1.4 interface, HDMI2.0 interface, liquid crystal display data-interface and deposits
Reservoir, the DP1.4 interface, HDMI2.0 interface, liquid crystal display data-interface and memory are electrically connected with fpga chip；
The fpga chip is used to receive the signal of DP1.4 interface or HDMI2.0 interface according to the instruction selection of user and will
Liquid crystal display data-interface is sent into after corresponding signal processing；
The signal up conversion of HDMI2.0 interface is 8K letter when receiving the signal of HDMI2.0 interface by the fpga chip
Number.
2. the TV according to claim 1 for supporting double-channel signal, which is characterized in that first interface is DP1.4 interface,
The second interface is HDMI2.0 interface.
3. the TV according to claim 1 for supporting double-channel signal, which is characterized in that the fpga chip specifically includes
DP1.4 decoder, HDMI2.0 decoder, up-conversion module, data alternative module, storage control and liquid crystal display display are driven
Dynamic model block, the HDMI2.0 decoder, up-conversion module, data alternative module and liquid crystal display driver module are successively electric
Connection, the DP1.4 decoder, data alternative module and liquid crystal display driver module are sequentially connected electrically, the liquid crystal display
Driver module is electrically connected with liquid crystal display data-interface, and the DP1.4 decoder is electrically connected with DP1.4 interface, the DP1.4
The image real time transfer of DP1.4 interface is uncompressed 8K image data and is transmitted to data alternative module by decoder
The port DI0, the HDMI2.0 decoder are electrically connected with HDMI2.0 interface and are non-depressed by the image real time transfer at HDMI2.0
The 4K image data of contracting, the up-conversion module are used to uncompressed 4K image data up conversion be uncompressed 8K picture number
According to and be transmitted to the port DI1 of alternative module, data alternative module select the port DI0 or DI1 by image data export to
Liquid crystal display driver module, liquid crystal display driver module generate liquid crystal driving data, the liquid crystal driving number
8K liquid crystal display displays images, the storage control and data alternative module and storage are transmitted to according to through liquid crystal display data-interface
Device electrical connection, the storage control will be in data cached deposit memories or the reading cache data from memory.
4. the TV according to claim 1 for supporting double-channel signal, which is characterized in that the memory is DDR storage
Device.
5. the TV according to claim 1 for supporting double-channel signal, which is characterized in that the 4K TV motherboard is also used to
On-screen menu is received user instructions and controls to show.
6. a kind of 8K realizing television method for supporting double-channel signal, which is characterized in that comprising steps of
A, 4K TV motherboard real time detection signal switching command；
B, when 4K TV motherboard detects the instruction for being switched to 8K signal, binary channels logic card is triggered with the letter at first interface
Number for 8K liquid crystal display provide driving display signal, when 4K TV motherboard detects the instruction for being switched to 4K signal, trigger bilateral
Signal at second interface is converted to and provides driving display signal for 8K liquid crystal display after 8K signal by road logic card；
The binary channels logic card specifically includes fpga chip, DP1.4 interface, HDMI2.0 interface, liquid crystal display data-interface and deposits
Reservoir, the DP1.4 interface, HDMI2.0 interface, liquid crystal display data-interface and memory are electrically connected with fpga chip；
The fpga chip is used to receive the signal of DP1.4 interface or HDMI2.0 interface according to the instruction selection of user and will
Liquid crystal display data-interface is sent into after corresponding signal processing；
The signal up conversion of HDMI2.0 interface is 8K letter when receiving the signal of HDMI2.0 interface by the fpga chip
Number.
7. the 8K realizing television method according to claim 6 for supporting double-channel signal, which is characterized in that described first connects
Mouth is DP1.4 interface, and the second interface is HDMI2.0 interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710717642.7A CN107493444B (en) | 2017-08-21 | 2017-08-21 | A kind of 8K TV that supporting double-channel signal and its implementation |
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| CN201710717642.7A CN107493444B (en) | 2017-08-21 | 2017-08-21 | A kind of 8K TV that supporting double-channel signal and its implementation |
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| CN107493444B true CN107493444B (en) | 2019-11-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108063904B (en) * | 2018-01-18 | 2020-08-14 | 康佳集团股份有限公司 | Television dual-channel signal switching system and method and television |
| CN108924621B (en) | 2018-07-12 | 2019-10-29 | 深圳创维－Rgb电子有限公司 | Display methods, device and television set, storage medium |
| CN110087006B (en) * | 2019-05-17 | 2022-04-15 | 京东方科技集团股份有限公司 | Display control system, method and device |
| JP7232160B2 (en) * | 2019-09-19 | 2023-03-02 | Ｔｖｓ Ｒｅｇｚａ株式会社 | IMAGE QUALITY CIRCUIT, VIDEO PROCESSING DEVICE, AND SIGNAL FEATURE DETECTION METHOD |
| CN111083414B (en) * | 2019-12-31 | 2023-05-02 | 惠州视维新技术有限公司 | Main control circuit board and display device |
| CN111372048B (en) * | 2020-03-04 | 2022-03-25 | 深圳市迈普视通科技有限公司 | Image pre-monitoring processing equipment and method thereof, and field programmable logic gate array |
| CN111405330A (en) * | 2020-03-26 | 2020-07-10 | 康佳集团股份有限公司 | Display method of high-definition television and high-definition television |
| CN115394264B (en) * | 2022-08-29 | 2023-09-12 | 深圳创维－Rgb电子有限公司 | DLG mode switching circuit and switching method |
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