CN211956055U - Splicing type liquid crystal display screen - Google Patents
Splicing type liquid crystal display screen Download PDFInfo
- Publication number
- CN211956055U CN211956055U CN202020619674.0U CN202020619674U CN211956055U CN 211956055 U CN211956055 U CN 211956055U CN 202020619674 U CN202020619674 U CN 202020619674U CN 211956055 U CN211956055 U CN 211956055U
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- crystal display
- signal
- distribution module
- display screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 127
- 239000011159 matrix material Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 6
- 230000004927 fusion Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Images
Landscapes
- Liquid Crystal (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The utility model relates to a concatenation formula liquid crystal display. The utility model discloses a first liquid crystal display screen and a plurality of second liquid crystal display screens of splicing type liquid crystal display screen, the first liquid crystal display screen is spliced with each second liquid crystal display screen respectively; the first liquid crystal display screen further comprises a main control board card, a signal distribution module and at least one signal source, wherein the main control board card is respectively connected with the at least one signal source and the signal distribution module, and is used for sending a display signal of the at least one signal source to the signal distribution module; the signal distribution module is further connected with the second liquid crystal displays respectively, and the signal distribution module is used for sending the display signals of the at least one signal source to the second liquid crystal displays for displaying. The utility model discloses a concatenation formula liquid crystal display need not complicated connection and can not produce a large amount of outside connecting wires when realizing showing the function, and the connection process is comparatively simple.
Description
Technical Field
The utility model relates to a liquid crystal display technology field especially relates to a concatenation formula liquid crystal display.
Background
Liquid Crystal Display screen, English simply called (LCD), belongs to a kind of flat panel Display, is used for the screen Display of TV set and computer, and the advantage of this Display screen is that power consumption is low, small, the radiation is low. The spliced liquid crystal display screen is formed by splicing a plurality of independent liquid crystal display screens and is widely applied to public places. Each independent liquid crystal display screen is used as a single and complete display unit and has the plug and play function.
After the assembled and configured spliced liquid crystal display screen is completed, an external signal source needs to be connected to realize the display function. Because every liquid crystal display all is an independent display element, consequently, an outside signal source at first needs to connect a signal distributor, and every liquid crystal display is connected respectively through this signal distributor again, and this connection process can produce a large amount at the outside connecting wire of concatenation formula liquid crystal display, and the connection process is comparatively complicated.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model provides a concatenation formula liquid crystal display need not complicated connection and can not produce a large amount of outside connecting wires when realizing showing the function, and the connection process is comparatively simple.
The utility model provides a concatenation formula liquid crystal display, include:
the liquid crystal display comprises a first liquid crystal display screen and a plurality of second liquid crystal display screens, wherein the first liquid crystal display screen is spliced with each second liquid crystal display screen;
the first liquid crystal display screen further comprises a main control board card, a signal distribution module and at least one signal source, wherein the main control board card is respectively connected with the at least one signal source and the signal distribution module, and is used for sending a display signal of the at least one signal source to the signal distribution module;
the signal distribution module is further connected with the second liquid crystal displays respectively, and the signal distribution module is used for sending the display signals of the at least one signal source to the second liquid crystal displays for displaying.
Optionally, the at least one signal source is connected to the main control board card in a pluggable manner.
Optionally, the signal distribution module is connected with the main control board card in a pluggable manner.
Optionally, the signal distribution module is a signal distributor.
Optionally, the signal distribution module is a video processor.
Optionally, the video processor is a video matrix or a stitching processor.
Optionally, the at least one signal source comprises a computer module, and an operating system is loaded in the computer module.
Optionally, the computer module is an android module or a PC module.
Optionally, the first liquid crystal display further includes a first TV chip, and each of the second liquid crystal displays includes a second TV chip;
the first TV chip and each second TV chip are respectively connected with the signal distribution module.
Optionally, the first TV chip is integrated with the main control board card.
The utility model discloses a concatenation formula liquid crystal display, divide each display element into a first liquid crystal display and a plurality of second liquid crystal display, and be provided with the main control integrated circuit board at first liquid crystal display, signal distribution module and at least one signal source, make concatenation formula liquid crystal display accomplish the back at the equipment configuration, outside signal source and signal distributor need not be connected, only need accomplish inside each second liquid crystal display and signal distribution module between be connected can, a large amount of connecting wires that the outside produced have been saved, the connection process is more simple.
For better understanding and implementation, the technical solutions of the present invention are described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a tiled LCD panel according to an example of the prior art;
fig. 2 is a schematic circuit diagram of a spliced liquid crystal display screen according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a connection relationship between the main control board card and the TV chip in an embodiment of the present invention;
fig. 4 is a schematic circuit diagram of a tiled lcd panel according to an embodiment of the present invention;
fig. 5 is a schematic circuit diagram of a spliced liquid crystal display screen according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant portions of the present invention are shown in the drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In the following, several specific embodiments are given for describing the technical solution of the present application in detail. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
Fig. 1 is a schematic diagram of circuit connections for implementing a display function of a tiled liquid crystal display in an example of the prior art. In fig. 1, a tiled lcd panel is formed by tiling 4 identical lcd panels in a 2X2 manner. After the splicing type liquid crystal display screen is assembled and configured, an external signal source needs to be connected, the external signal source is connected with each liquid crystal display screen through a signal distributor, however, a large number of connecting wires outside the splicing type liquid crystal display screen can be generated in the connecting process of the signal source, and the connecting process is complex.
To this technical problem, the embodiment of the utility model provides a concatenation formula liquid crystal display, as shown in fig. 2, in an embodiment, the utility model discloses a concatenation formula liquid crystal display 10 includes first liquid crystal display 11 and three second liquid crystal display 12, and first liquid crystal display 11 splices each other with three second liquid crystal display 12 respectively and forms a big screen.
In other examples, the splicing type lcd 10 of the present invention can also be formed by splicing a first lcd 11 and any number of second lcds, and for convenience of description, the present invention is described with the splicing type lcd of 2X2 as an example.
For being connected between convenient and other second liquid crystal display 12 the utility model discloses in, first liquid crystal display 11 sets up in bottom or side in the concatenation formula liquid crystal display 10 after the equipment is accomplished.
The display function of the first liquid crystal display screen 11 and the second liquid crystal display screen 12 is mainly realized through an T V chip, the TV chip is a chip for realizing the display function of the liquid crystal display screen, and is used for receiving an external display signal and cutting a corresponding part in a display signal picture to display according to internally configured position information, the spliced liquid crystal display screen needs to be configured with the position information in each TV chip after being assembled, and the position information enables each TV chip to know the relative position of the corresponding liquid crystal display screen in the whole spliced liquid crystal display screen. Therefore, in one example, as shown in fig. 2, a first TV chip 111 is further disposed in the first liquid crystal display panel 11, and a second TV chip 121 is disposed in each of the second liquid crystal display panels 12.
The first liquid crystal display 11 further includes a main control board 112, a signal distribution module 113 and at least one signal source 114, the at least one signal source 114 and the signal distribution module 113 are respectively connected to the main control board 112, the main control board 112 is configured to send the display signal of the at least one signal source 114 to the signal distribution module 113, in an embodiment of the present invention, the display signal is a video signal generally, and in other examples, the display signal can also be a display signal such as an image signal.
The main control board 112 is a circuit board, and includes at least one signal input interface and a signal output interface, where each signal input interface is used to connect one signal source 114, the signal output interface is used to connect the signal distribution module 113, and the main control board 112 is used to send the video signal of at least one signal source 114 to the signal distribution module 113.
In a preferred example, as shown in fig. 2, the first TV chip 111 is integrated with the main control board 112.
The signal input interface and the signal output interface may be common audio/video signal input/output interfaces, such as an HDMI interface, a DP interface, a Type-C interface, and a USB interface.
The signal source 114 may be a computer module loaded with an operating system, or other source devices capable of generating video signals, and the signal source 114 may generate video signals in a common format and send the video signals to the main control board, such as HDMI signals, DVI signals, CVBS signals, and the like.
The signal distribution module 113 is further connected to each of the second liquid crystal displays respectively, and is configured to distribute the video signal of at least one signal source 114 to the first liquid crystal display 11 and each of the second liquid crystal displays 12 for displaying. Specifically, the signal distribution module 113 is connected to the first TV chip 111 and each of the second TV chips 121.
In one example, since the TV chip has the transparent transmission function, the connection mode between the signal distribution module 113 and the first TV chip 111 and each of the second TV chips 121 may be parallel connection as shown in fig. 3, or may be serial connection, or may be serial-parallel connection in some cases where more liquid crystal display panels are connected.
The signal distribution module 113 may specifically be a signal distributor, a video matrix or a splicing processor, etc. When the signal distribution module 113 is a signal distributor, the signal distributor is configured to distribute, to the first TV chip 111 and each of the second TV chips 121, one of the signal sources 114 in a duplicate manner. When the signal distribution module 113 is a video processor such as a video matrix or a splicing processor, the video matrix or the splicing processor may be configured to perform processing such as superposition and fusion on multiple channels of signals, and then send the signals to the first TV chip 111 and each of the second TV chips 121, respectively.
When the signal distribution module 113 is a signal distributor, the at least one signal source 114 may also be directly connected to the first TV chip 111.
The utility model discloses a concatenation formula liquid crystal display, divide each display element into a first liquid crystal display and a plurality of second liquid crystal display, and be provided with the main control integrated circuit board at first liquid crystal display, signal distribution module and at least one signal source, make concatenation formula liquid crystal display accomplish the back at the equipment configuration, outside signal source and signal distributor need not be connected, only need accomplish inside each second liquid crystal display and signal distribution module between be connected can, a large amount of connecting wires that the outside produced have been saved, the connection process is more simple.
Referring to fig. 3, in one embodiment, the tiled liquid crystal display 30 includes a first liquid crystal display 31 and three second liquid crystal displays 32, and the first liquid crystal display 31 and the three second liquid crystal displays 32 are tiled with each other in a 2X2 manner to form a large screen.
In other examples, the tiled liquid crystal display 30 according to the embodiment can also be formed by tiling a first liquid crystal display 31 and any number of second liquid crystal displays 32.
The first liquid crystal display 31 further includes a first TV chip 311, and each of the second liquid crystal display 32 includes a second TV chip 321.
The first liquid crystal display screen 31 further includes a main control board 312, a signal distributor 313 and a computer module 314, the computer module 314 and the signal distributor 313 are respectively connected to the main control board 312, and preferably, the first TV chip 311 is integrated with the main control board 312.
The signal distributor 313 is respectively connected to the first TV chip 311 and each of the second TV chips 321, and configured to duplicate and distribute a video image in the computer module 314 to the first TV chip 311 and each of the second TV chips 321, where the first TV chip 311 and each of the second TV chips 321 cut the video image according to a preset configuration, and respectively send the video image to the first liquid crystal display screen 31 and each of the second liquid crystal display screens 32 for display.
Since the signal distributor 313 is configured to distribute one video signal in a duplicated manner, the first liquid crystal display panel 31 in this embodiment only includes one signal source of the computer module 314, in other examples, the first liquid crystal display panel 31 may further include multiple signal sources, and the signal distributor 313 selects one signal source in the duplicated manner to distribute to the first TV chip 311 and each of the second TV chips 321.
In an example, the first liquid crystal display 31 may further include an instruction receiving module, where the instruction receiving module is connected to the main control board 312 and configured to receive an instruction sent by a user, so that the signal distributor 313 determines a path of signal sources to be selected.
In some examples, the first TV chip 311 may also be directly connected to the computer module 314 through the main control board 312, so that the connection with the signal distributor 313 through external wiring is not required.
In one example, the computer module 314 may be an android module, or a PC module, wherein the PC module runs a Windows operating system.
In one example, the signal distributor 313 is of the type HDC-SP914 CN.
To achieve better scalability, in one embodiment, the computer module 314 is pluggable to the main control board 312, and the signal distributor 313 is also pluggable to the main control board 312.
In another embodiment, as shown in fig. 4, the tiled lcd panel 40 includes a first lcd panel 41 and three second lcd panels 42, and the first lcd panel 41 and the three second lcd panels 42 are tiled with each other in a 2X2 manner to form a large panel.
In other examples, the tiled liquid crystal display 40 according to the embodiment can also be formed by tiling a first liquid crystal display 41 and any number of second liquid crystal displays 42.
The first liquid crystal display 41 further includes a first TV chip 411, and each of the second liquid crystal displays 42 includes a second TV chip 421.
The first lcd panel 41 further includes a main control board 412, a splicing processor 413, a first computer module 414 and a second computer module 415, wherein the first computer module 414, the second computer module 415 and the splicing processor 413 are respectively connected to the main control board 412. Preferably, the first TV chip 411 is integrated with the main control board 412.
The splicing processor 413 is respectively connected to the first TV chip 411 and each of the second TV chips 421, and is configured to process the video images in the first computer module 414 and the second computer module 415, and then distribute the processed video images to the first TV chip 411 and each of the second TV chips 421, where the first TV chip 411 and each of the second TV chips 421 cut the processed video images according to a preset configuration, and respectively send the video images to the first liquid crystal display 41 and each of the second liquid crystal display 42 for display.
Since the splicing processor 413 can process multiple video signals, multiple signal sources such as the first computer module 414, the second computer module 415, etc. can be included in this embodiment.
The splicing processor 413 may perform fusion, cutting, windowing, roaming, superimposing, scene saving, rotation and other processing on multiple video signals, in other examples, the splicing processor 413 may also be another video processor, such as a video matrix, the video matrix is used to switch and output multiple input video signals to multiple liquid crystal display screens, and the video images of different signal sources may be displayed by rotation through the signal switching function of the video matrix. The types of the matrix are VGA matrix, AV matrix, RGB matrix, DVI matrix, HDMI matrix, hybrid matrix, and the like. In some examples, the stitching processor 413 may divide a complete processed video signal into a plurality of blocks and distribute the blocks to the first liquid crystal display 41 and each of the second liquid crystal displays 42 for display.
In one example, the model number of the stitching processor 413 is TYL-MP5509-U2 and the model number of the video matrix is TYL-JZ 8004-HDMI.
In an example, the first liquid crystal display 41 may further include an instruction receiving module, where the instruction receiving module is connected to the main control board 412 and configured to receive an instruction sent by a user, so that the splicing processor 413 determines a processing manner of the multiple video signals.
In one example, the first computer module 414 and the second computer module 415 may be android modules, or PC modules, wherein the PC modules run a Windows operating system.
To achieve better scalability, in one embodiment, the first computer module 414 and the second computer module 415 are pluggable to the main control board 412, and the signal distributor 413 is pluggable to the main control board 412.
The spliced liquid crystal display screen of the utility model divides each display unit into a first liquid crystal display screen and a plurality of second liquid crystal display screens, and is provided with a main control board card, a signal distribution module and at least one signal source, so that the spliced liquid crystal display screen does not need to be connected with an external signal source and a signal distributor after the assembly configuration is completed, only the connection between each second liquid crystal display screen and the signal distribution module needs to be completed inside, a large number of connecting wires generated outside are saved, the connection process is simpler, simultaneously, the signal source and the signal distributor are connected with the main control board card in a pluggable way, thereby a user can conveniently change the connection mode of the signal source, also can select one path or a plurality of paths of signal sources, and also can select different signal distribution modules to realize different processing of one path or a plurality of paths of signal sources, the application scene of the splicing type liquid crystal display screen is more flexible, and the use is more convenient.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. A tiled liquid crystal display, comprising:
the liquid crystal display comprises a first liquid crystal display screen and a plurality of second liquid crystal display screens, wherein the first liquid crystal display screen is spliced with each second liquid crystal display screen;
the first liquid crystal display screen further comprises a main control board card, a signal distribution module and at least one signal source, wherein the main control board card is respectively connected with the at least one signal source and the signal distribution module, and is used for sending a display signal of the at least one signal source to the signal distribution module;
the signal distribution module is further connected with the second liquid crystal displays respectively, and the signal distribution module is used for sending the display signals of the at least one signal source to the second liquid crystal displays for displaying.
2. The tiled liquid crystal display of claim 1, wherein:
the at least one signal source is connected with the main control board card in a pluggable mode.
3. The tiled liquid crystal display of claim 1, wherein:
the signal distribution module is connected with the main control board card in a pluggable mode.
4. The tiled liquid crystal display of claim 3, wherein:
the signal distribution module is a signal distributor.
5. The tiled liquid crystal display of claim 3, wherein:
the signal distribution module is a video processor.
6. The tiled liquid crystal display of claim 5, wherein:
the video processor is a video matrix or a stitching processor.
7. The tiled liquid crystal display panel of any of claims 1 to 6, wherein:
the at least one signal source includes a computer module having an operating system loaded therein.
8. The tiled liquid crystal display of claim 7, wherein:
the computer module is an android module or a PC module.
9. The tiled liquid crystal display of claim 1, wherein:
the first liquid crystal display screen also comprises a first TV chip, and each second liquid crystal display screen comprises a second TV chip;
the first TV chip and each second TV chip are respectively connected with the signal distribution module.
10. The tiled liquid crystal display of claim 9, wherein:
the first TV chip is integrated on the main control board card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020619674.0U CN211956055U (en) | 2020-04-22 | 2020-04-22 | Splicing type liquid crystal display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020619674.0U CN211956055U (en) | 2020-04-22 | 2020-04-22 | Splicing type liquid crystal display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211956055U true CN211956055U (en) | 2020-11-17 |
Family
ID=73161961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020619674.0U Active CN211956055U (en) | 2020-04-22 | 2020-04-22 | Splicing type liquid crystal display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211956055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114242011A (en) * | 2021-12-15 | 2022-03-25 | Tcl华星光电技术有限公司 | Driving system and driving method for display device |
| CN114255670A (en) * | 2021-12-17 | 2022-03-29 | 杭州海康威视数字技术股份有限公司 | LED display screen and spliced display screen |
-
2020
- 2020-04-22 CN CN202020619674.0U patent/CN211956055U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114242011A (en) * | 2021-12-15 | 2022-03-25 | Tcl华星光电技术有限公司 | Driving system and driving method for display device |
| CN114255670A (en) * | 2021-12-17 | 2022-03-29 | 杭州海康威视数字技术股份有限公司 | LED display screen and spliced display screen |
| CN114255670B (en) * | 2021-12-17 | 2024-01-02 | 杭州海康威视数字技术股份有限公司 | LED display screen and spliced display screen |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9313446B2 (en) | Display apparatus for displaying video input through various ports | |
| US8212797B2 (en) | Video signal processing device and display | |
| US7953910B2 (en) | All-in-one personal computer with external video input | |
| CN211956055U (en) | Splicing type liquid crystal display screen | |
| US8493374B2 (en) | Codec control | |
| EP3343907B1 (en) | Television mainboard device, connection device, television, and television system | |
| CN211207311U (en) | One-screen multi-display technology based on display | |
| US7667815B2 (en) | Multi-panel monitor displaying systems | |
| CN110347363A (en) | Image based on display infinitely cuts splicing | |
| CN204681493U (en) | A kind of 4K multi-screen splicing processor | |
| CN113114298B (en) | Display device adopting millimeter wave communication | |
| WO2023093138A1 (en) | Backlight module and display device | |
| CN113596346B (en) | Video processing method and video processing apparatus | |
| CN211557373U (en) | Novel split type television | |
| CN210466363U (en) | Image infinite cutting and splicing technology based on display | |
| US8482508B2 (en) | LCD panel with multiple-view direction and display device utilizing the same | |
| CN111491158A (en) | L ED display screen system architecture supporting multifunctional display | |
| CN210896555U (en) | Double-sided LED display equipment, display control circuit thereof and display signal distribution board card | |
| CN220324123U (en) | Liquid crystal driving plate, liquid crystal display module and liquid crystal display system | |
| CN215300757U (en) | Multi-channel TYPE-C picture divider | |
| CN212181903U (en) | Bar screen and splicing display screen | |
| CN213958042U (en) | Display device | |
| CN210073184U (en) | Split display for differential display | |
| CN111405212A (en) | Multimedia control system supporting multi-display function | |
| CN213339619U (en) | Multi-screen display driving device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |