CN102819284B - Motherboard-shared display system - Google Patents
Motherboard-shared display system Download PDFInfo
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- CN102819284B CN102819284B CN201110151283.6A CN201110151283A CN102819284B CN 102819284 B CN102819284 B CN 102819284B CN 201110151283 A CN201110151283 A CN 201110151283A CN 102819284 B CN102819284 B CN 102819284B
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- display
- signal
- main frame
- circuit board
- voltage differential
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Abstract
The invention discloses a motherboard-shared display system which comprises a computer host (3) and two displays. Each display comprises a display panel (1), the two display panels (1) are connected with the same display motherboard circuit board (2), and the display motherboard circuit board (2) is connected with the computer host (3). When the computer host is connected with the two displays, the motherboard-shared display system can save electric energy while guaranteeing that users can use of the two displays normally, the electric charge expense of the users is reduced, it is convenient for the work and life of the users, and is beneficial to enhance the product use feeling of the display users, and the motherboard-shared display system has significant production practice significance.
Description
Technical field
The present invention relates to household electrical appliance technical field, particularly relate to the display system that a kind of mainboard shares.
Background technology
Along with the development of China's science and technology, the domestic electric appliances such as televisor, video camera, camera, computing machine are more and more universal in people's daily life, people often use computing machine to understand the information of outside and learn, and computing machine has become people and to have lived indispensable ingredient.
At present, increasing user uses two displays simultaneously, is connected simultaneously and forms a display system, to expand the indication range of oneself computer by two displays with a main frame.See Fig. 1, every platform display includes a display pannel 1, and each display pannel 1 is connected with a display main board circuit board 2 respectively, and two display main board circuit boards 2 are connected with same computer main frame 3 again.Export two-path video signal by main frame 3, after every road vision signal is processed by a display main board circuit board 2 respectively, after forming low-voltage differential signal LVDS, export to a display pannel 1 respectively.See Fig. 2, include a signal processing chip 20 in described display main board circuit board 2, carried out the convergent-divergent process of signal by this signal processing chip 20 pairs of vision signals, the final low-voltage differential signal LVDS that formed exports to display pannel 1.
Therefore, at present when a main frame is connected with two displays, if user needs use two displays, need to use two display main board circuit boards, ensure two display main board circuit boards simultaneously in operation, thus need the electric energy of at substantial, therefore, considerably increase the daily economy expenditure of user, bring larger financial burden to the work of user and life.
Therefore, at present in the urgent need to developing a kind of device, it can when a main frame be connected with two displays, under guarantee user normally uses the prerequisite of two displays, saves energy, reduces the electricity charge economy expenditure of user, offers convenience to the work of user and life.
Summary of the invention
In view of this, the object of this invention is to provide the display system that a kind of mainboard shares, it can when a main frame be connected with two displays, under guarantee user normally uses the prerequisite of two displays, saves energy, decreases the electricity charge economy expenditure of user, offers convenience to the work of user and life, the product use sense being conducive to strengthening display user is subject to, and is of great practical significance.
For this reason, the invention provides the display system that a kind of mainboard shares, include a main frame 3 and two displays, every platform display includes a display pannel 1, described two display pannels 1 are connected with same display main board circuit board 2, and described display main board circuit board 2 is connected with described main frame 3.
Wherein, described display main board circuit board 2 to be arranged in described two displays on any platform.
Wherein, two signal processing chips, 20, digital interface, 21, analog interface 22 and two low-voltage differential signal LVDS interfaces 23 are included in described display main board circuit board 2;
Described digital interface 21 is connected with described main frame 3 with a signal processing chip 20 respectively, described analog interface 22 is connected with another one signal processing chip 20, described main frame 3 respectively, and described two low-voltage differential signal LVDS interfaces 23 respectively signal processing chip described with 20, described display pannel 1 are connected.
Wherein, include a signal processing chip 20, digital interface 21, analog interface 22 and two low-voltage differential signal LVDS interfaces 23 in described display main board circuit board 2, in described signal processing chip 20, include two video signal scaling processing modules 200;
Described digital interface 21 is connected with described main frame 3 with a video signal scaling processing module 200 respectively, described analog interface 22 is connected with another one video signal scaling processing module 200, described main frame 3 respectively, and described two low-voltage differential signal LVDS interfaces 23 respectively video signal scaling processing module described with 200, described display pannel 1 are connected.
From above technical scheme provided by the invention, compared with prior art, the display system that a kind of mainboard provided by the invention shares, it can when a main frame be connected with two displays, under guarantee user normally uses the prerequisite of two displays, and saves energy, decrease the electricity charge economy expenditure of user, offer convenience to the work of user and life, the product use sense being conducive to strengthening display user is subject to, and is of great practical significance.
Accompanying drawing explanation
Fig. 1 is in existing display system, the syndeton schematic diagram between the display main board circuit board of a main frame and two displays, display pannel;
Fig. 2 is display main board circuit board, the display pannel syndeton schematic diagram each other of a main frame having of display system that a kind of mainboard provided by the invention shares and two displays;
Fig. 3 is the circuit composition frame chart of display main board circuit board in the display system that shares of a kind of mainboard provided by the invention;
In figure, 1 is display pannel, and 2 is display main board circuit board, and 3 is main frame, and 20 is signal processing chip, and 21 is digital interface, and 22 is analog interface, and 23 is low-voltage differential signal LVDS interface.200 is video signal scaling processing module.
Embodiment
In order to make those skilled in the art person understand the present invention program better, below in conjunction with drawings and embodiments, the present invention is described in further detail.
See Fig. 2, the invention provides the display system that a kind of mainboard shares, include a main frame and two displays, every platform display includes a display pannel 1, described two display pannels 1 are connected with same display main board circuit board 2, and described display main board circuit board 2 is connected with described main frame 3.
In the present invention, two-path video signal is exported by described main frame 3, this two-path video signal enters into same display main board circuit board 2, is carried out the convergent-divergent process of signal by this display main board circuit board 2, forms low-voltage differential signal LVDS and exports to display pannel 1.
It should be noted that, described display main board circuit board 2 can be arranged in described two displays on any platform, such as, can be arranged on the outer wall of display.
See Fig. 3, two signal processing chips, 20, digital interface, 21, analog interface 22 and two low-voltage differential signal LVDS interfaces 23 can be included in described display main board circuit board 2, described signal processing chip 20 is connected with display pannel 1 by low-voltage differential signal LVDS interface 23, respectively the process of signal convergent-divergent is carried out to the road vision signal that main frame 3 exports by these two signal processing chips 20, form a road low-voltage differential signal LVDS respectively, then export to display pannel 1.
In the present invention, see Fig. 3, described digital interface 21 is connected with described main frame 3 with a signal processing chip 20 respectively, described analog interface 22 is connected with another one signal processing chip 20, described main frame 3 respectively, and described two low-voltage differential signal LVDS interfaces 23 respectively signal processing chip described with 20, described display pannel 1 are connected.
It should be noted that, see Fig. 3, by digital interface 21 that described display main board circuit board is arranged and analog interface 22, the video card of described main frame exports a road simulating signal (VGA) and a railway digital signal (DVI) to display main board circuit board 2, after two described signal processing chips 20 carry out the process of signal convergent-divergent, form two-way low-voltage differential signal LVDS, and by described two low-voltage differential signal LVDS interfaces 23, export this two-way low-voltage differential signal LVDS, show to respectively two display pannels 1.
For in the present invention, for promoting the signal quality of the low-voltage differential signal LVDS that display main board circuit board exports, the signal processing chip 20 in described display main board circuit board 2 also carries out the operation of transition minimized differential signaling (TMD) conversion processing to the numeral inputted or analog video signal.
For the present invention, the structure of display main board circuit board provided by the invention can also be different from structure shown in Fig. 3.Such as, see Fig. 4, a signal processing chip 20 can also be included in display main board circuit board 2 of the present invention, a digital interface 21, an analog interface 22 and two low-voltage differential signal LVDS interfaces 23, described signal processing chip 20 is connected with display pannel 1 by low-voltage differential signal LVDS interface 23, two video signal scaling processing modules 200 are included in described signal processing chip 20, described video signal scaling processing module 200 is connected with display pannel 1 by low-voltage differential signal LVDS interface 23, respectively the process of signal convergent-divergent is carried out to the road vision signal that main frame 3 exports by these two video signal scaling processing modules 200, form a road low-voltage differential signal LVDS respectively, then display pannel 1 is exported to.
In the present invention, see Fig. 4, described digital interface 21 is connected with described main frame 3 with a video signal scaling processing module 200 respectively, described analog interface 22 is connected with another one video signal scaling processing module 200, described main frame 3 respectively, and described two low-voltage differential signal LVDS interfaces 23 respectively video signal scaling processing module described with 200, described display pannel 1 are connected.
It should be noted that, see Fig. 4, by digital interface 21 that described display main board circuit board is arranged and analog interface 22, the video card of described main frame 3 can export a road simulating signal (VGA) and a railway digital signal (DVI) to display main board circuit board 2, through described signal processing chip, enter into a video signal scaling processing module 200 respectively, carried out the convergent-divergent process of signal by a video signal scaling processing module 200 after, form two-way low-voltage differential signal LVDS, and by described two low-voltage differential signal LVDS interfaces 23, export this two-way low-voltage differential signal LVDS, show to respectively two display pannels 1.
For the present invention, compared with prior art, without the need to arranging two display main board circuit boards again, only need to arrange a display main board circuit board, the signal that can realize between a main frame with two displays is connected, and realizes showing two graphoscopes simultaneously, ensure that user normally uses two displays, realize the object of shuangping san, greatly extend the display scope of subscriber computer, improve the desk job efficiency of user.Meanwhile, the present invention, owing to decreasing a display main board circuit board, simplifies circuit structure, thus reduces cost of development, has saved electric energy, decreases the electricity charge economy expenditure of user.
In sum, compared with prior art, the display system that a kind of mainboard provided by the invention shares, it can when a main frame be connected with two displays, under guarantee user normally uses the prerequisite of two displays, and saves energy, decrease the electricity charge economy expenditure of user, offer convenience to the work of user and life, the product use sense being conducive to strengthening display user is subject to, and is of great practical significance.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. the display system that a mainboard is shared, it is characterized in that, include a main frame (3) and two displays, every platform display includes a display pannel (1), and described two display pannels (1) are connected with same display main board circuit board (2); Described display main board circuit board (2) is connected with described main frame (3), the road simulating signal VGA exported for the video card receiving described main frame and a railway digital signal DVI process, form two-way low-voltage differential signal LVDS respectively and output to described two display pannels (1) and show respectively.
2. display system as claimed in claim 1, is characterized in that, described display main board circuit board (2) to be arranged in described two displays on any platform.
3. display system as claimed in claim 1 or 2, it is characterized in that, in described display main board circuit board (2), include two signal processing chips (20), digital interface (21), an analog interface (22) and two low-voltage differential signal LVDS interfaces (23);
Described digital interface (21) is connected with described main frame (3) with a signal processing chip (20) respectively, described analog interface (22) is connected with another one signal processing chip (20), described main frame (3) respectively, and described two low-voltage differential signal LVDS interfaces (23) are connected with a described signal processing chip (20), a described display pannel (1) respectively.
4. display system as claimed in claim 1 or 2, it is characterized in that, include a signal processing chip (20), digital interface (21), an analog interface (22) and two low-voltage differential signal LVDS interfaces (23) in described display main board circuit board (2), in described signal processing chip (20), include two video signal scaling processing modules (200);
Described digital interface (21) is connected with described main frame (3) with a video signal scaling processing module (200) respectively, described analog interface (22) is connected with another one video signal scaling processing module (200), described main frame (3) respectively, and described two low-voltage differential signal LVDS interfaces (23) respectively video signal scaling processing module (200) described with, a described display pannel (1) are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110151283.6A CN102819284B (en) | 2011-06-08 | 2011-06-08 | Motherboard-shared display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110151283.6A CN102819284B (en) | 2011-06-08 | 2011-06-08 | Motherboard-shared display system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102819284A CN102819284A (en) | 2012-12-12 |
| CN102819284B true CN102819284B (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110151283.6A Expired - Fee Related CN102819284B (en) | 2011-06-08 | 2011-06-08 | Motherboard-shared display system |
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| CN (1) | CN102819284B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106502615B (en) * | 2016-10-27 | 2020-04-17 | 南京巨鲨医疗科技有限公司 | Integrated double-screen display with multiple display modes and adjusting method thereof |
| CN108399881B (en) * | 2017-02-06 | 2021-09-07 | 上海中兴软件有限责任公司 | Display driving circuit, mobile terminal and display driving method |
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| CA2284176A1 (en) * | 1997-03-12 | 1998-09-17 | Pixelvision Technology, Inc. | Video distribution hub |
| CN1752921A (en) * | 2004-09-23 | 2006-03-29 | 惠普开发有限公司 | Connecting multiple monitors to a computer system |
| CN101123702A (en) * | 2006-08-10 | 2008-02-13 | 三星电子株式会社 | Apparatus for image display and control method thereof |
| CN101388182A (en) * | 2007-09-14 | 2009-03-18 | 群康科技(深圳)有限公司 | LCD and computer system using the LCD |
| CN101739912A (en) * | 2009-12-29 | 2010-06-16 | 深圳超多维光电子有限公司 | Display |
| CN202102413U (en) * | 2011-06-08 | 2012-01-04 | 天津三星电子有限公司 | Display system shared by main board |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6970173B2 (en) * | 2001-09-14 | 2005-11-29 | Ati Technologies, Inc. | System for providing multiple display support and method thereof |
| CA2661411A1 (en) * | 2006-08-23 | 2008-02-28 | Allan Tameshtit | System and method for displaying computer data in a multi-screen display system |
-
2011
- 2011-06-08 CN CN201110151283.6A patent/CN102819284B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2284176A1 (en) * | 1997-03-12 | 1998-09-17 | Pixelvision Technology, Inc. | Video distribution hub |
| CN1752921A (en) * | 2004-09-23 | 2006-03-29 | 惠普开发有限公司 | Connecting multiple monitors to a computer system |
| CN101123702A (en) * | 2006-08-10 | 2008-02-13 | 三星电子株式会社 | Apparatus for image display and control method thereof |
| CN101388182A (en) * | 2007-09-14 | 2009-03-18 | 群康科技(深圳)有限公司 | LCD and computer system using the LCD |
| CN101739912A (en) * | 2009-12-29 | 2010-06-16 | 深圳超多维光电子有限公司 | Display |
| CN202102413U (en) * | 2011-06-08 | 2012-01-04 | 天津三星电子有限公司 | Display system shared by main board |
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| CN102819284A (en) | 2012-12-12 |
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Granted publication date: 20150603 Termination date: 20190608 |