CN101989416A - Display system - Google Patents

Display system Download PDF

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Publication number
CN101989416A
CN101989416A CN2009101605532A CN200910160553A CN101989416A CN 101989416 A CN101989416 A CN 101989416A CN 2009101605532 A CN2009101605532 A CN 2009101605532A CN 200910160553 A CN200910160553 A CN 200910160553A CN 101989416 A CN101989416 A CN 101989416A
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CN
China
Prior art keywords
mentioned
image data
breakout box
power supply
display system
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.)
Pending
Application number
CN2009101605532A
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Chinese (zh)
Inventor
连俊奕
林政巨
刘俞君
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asustek Computer Inc
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Asustek Computer Inc
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Asustek Computer Inc filed Critical Asustek Computer Inc
Priority to CN2009101605532A priority Critical patent/CN101989416A/en
Publication of CN101989416A publication Critical patent/CN101989416A/en
Pending legal-status Critical Current

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  • Projection Apparatus (AREA)
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Abstract

The invention discloses a display system, which comprises an electronic device, a display device, a power wire and two adaptors. The electronic device is used for providing an image data, and the display device displays an image according to the image data. The first adaptor is coupled with the electronic device, inserted into a first power supply socket and used for receiving the image data sent by the electronic device and a power supply transmitted by the power wire, combining an image signal and a power supply signal and transmitting the signals to the second adaptor through the power wire. The second adaptor is coupled with the display device, inserted into a second power supply socket and used for receiving the power supply transmitted by the power wire and the image data sent by the first adaptor and separating the signals to transmit the image data to the display device.

Description

Display system
Technical field
The present invention is relevant to a kind of display system, refers to a kind of display system that transmits image data by line of electric force especially.
Background technology
Along with Information technology and Development of Multimedia Technology, the user usually stores a large amount of image datas by various electronic installation in daily life, utilizes display device to come process image data again.For instance, in occasions such as bulletin or meetings, the host can utilize the image data of notebook computer internal memory projector be incident upon on the giant-screen and discuss with convenient.
Generally speaking, electronic installation comes the image output data by special interface, is sent to display device by transmission yarn (cable) again, directly display frame of display device (for example liquid crystal display or the projection picture (for example projection machine).The simulation display system can adopt D-subminiatureD-sub) or composite video broadcast singal (Composite Video Broadcast Signal, analog signal interface such as CVBS), and digital display system can adopt high-definition multimedia interface (High Definition Multimedia Interface, HDMI) or the digital video interface (Digital Visual Interface DVI) waits digital signal interface.Formerly in the display system of technology, power lead and signal wire use independently cable.According to different video signal interface standards, electronic installation is connected with power lead and signal wire with the connectivity port of display device with different size.On the other hand, the required power supply of display device is directly provided by line of electric force (power line) usually.
Please refer to Fig. 1, Fig. 1 is the synoptic diagram of a display system 100 in the prior art.Display system 100 comprises an electronic installation 10 (for example PC), a display device 20 (for example projector), and cable C AC1, C AC2Cable C AC1Specification different along with the image output terminal specification of electronic installation 10, for example if the image output terminal of electronic installation 10 is the VGA joint, cable C AC1Promptly adopt the VGA line.Electronic installation 10 comprises a power input P1 and an image output terminal Q1, can pass through cable C AC2Be coupled to supply socket 41 with the reception power supply, and by cable C AC1The image output data.Display device 10 comprises a power input P2 and an image input end Q2, can pass through cable C AC1Be coupled to supply socket 42 to receive power supply.
In different use occasions, also difference to some extent of erection modes of each device in the display system 100, the image transmission between electronic installation 10 and the display device 20 often needs to use the cable C of prolongation AC1Not only set up difficultly, also influence easily display quality, even can't correctly detect the electronic installation 10 of some kind because of signal attenuation.
Summary of the invention
The invention provides a kind of display system, it comprises an electronic installation, is used for exporting an image data; One first breakout box is inserted on one first socket and couples this electronic installation, in order to receiving the image data that this electronic installation is sent, and this image data is added in the line of electric force to transmit this image data by this line of electric force; One second breakout box is inserted on second socket, in order to receiving power supply and this image data that this line of electric force transmits, and this power supply is separated with this image data, and then exports this image data; And a display device, couple this second breakout box, in order to receiving this image data of this second breakout box output, and show this image data.
Display system of the present invention utilizes line of electric force to transmit power supply and image data, and utilize breakout box with power supply with after image data separates, again image data is sent to display device, therefore do not need to use to prolong cable and transmit signal of video signal.Display system of the present invention is set up easily, can not influence display quality because of signal attenuation.
Description of drawings
Fig. 1 is the functional block diagram of a display system in the prior art.
Fig. 2 is the functional block diagram of display system in the invention process.
Fig. 3 is the functional block diagram of display system in the invention process.
Fig. 4 and Fig. 5 are the synoptic diagram of breakout box in the embodiment of the invention.
Embodiment
Please refer to Fig. 2, Fig. 2 is the functional block diagram of a display system 200 in the first embodiment of the invention.Display system 200 comprises an electronic installation 10 (for example PC), a display device 20 (for example projector), a line of electric force 30, two breakout boxs 31 and 32, two supply sockets 41 and 42, and cable C AC1, C AC2, C D1And C D2Do explanation with general domestic. applications, electronic installation 10 and display device 20 can be arranged at two room RM1 and RM2 respectively, are respectively equipped with supply socket 41 and 42 in room RM1 and the RM2 to receive the power supply signal of line of electric force 30.Breakout box 31 can be three-terminal element (being represented by A1~A3 among Fig. 2), and breakout box 32 also can be three-terminal element (being represented by B1~B3 among Fig. 2), and breakout box 31 and 32 function and structure have more detailed description in the instructions subsequent content.Electronic installation 10 comprises an image output terminal Q1 (for example the VGA port of PC or DVI port) and a power input P1, and wherein power input P1 is by cable C AC1Be coupled to the power supply of the A3 end of breakout box 31, and image output terminal Q1 is by cable C with reception line of electric force 30 D1The A2 end that is coupled to breakout box 32 is to transmit image data.Display device 20 comprises a power input P2 and an image input end Q2, and wherein power input P2 is by cable C AC2Be coupled to the power supply of the B3 end of breakout box 32, and image input end Q2 is by cable C with reception line of electric force 30 D2The B2 end that is coupled to breakout box 32 is to receive the image data that electronic installation 10 is provided.Breakout box 31 is inserted on the socket 41 by the A1 end, and breakout box 32 is inserted on the socket 42 by the B1 end, and socket 41 links to each other by line of electric force 30 with 42.
In first embodiment of the invention, breakout box 31 is a multiplexer (multiplexer), and breakout box 32 is a de-multiplexer (demultiplexer).Therefore in display system 200 of the present invention, breakout box 31 can receive the image data that electronic installation 10 is sent, and image data is added in the power supply signal, utilizes line of electric force 30 to transmit power supply and image data again.Therefore on the other hand, breakout box 32 can receive power supply signal and the image data that line of electric force 30 transmits, and power supply signal is separated with image data, power supply signal and image data can be sent to the power input P2 and the image input end Q2 of display device 20 respectively.The embodiments of the invention that only illustrate shown in Figure 2 do not limit category of the present invention.
Please refer to Fig. 3, Fig. 3 is the functional block diagram of a display system 300 in the second embodiment of the invention.Display system 300 comprises an electronic installation 10 (for example PC), a display device 20 (for example projector), a line of electric force 30, two breakout boxs 33 and 34, four supply sockets 41~44, and cable C AC1, C AC2, C D1And C D2Do explanation with general domestic. applications, electronic installation 10 and display device 20 can be arranged at two room RM1 and RM2 respectively, be provided with supply socket 41 and 43 power supply signals in the room RM1, and be provided with supply socket 42 and 44 in the room RM2 to receive the power supply signals of line of electric force 30 with reception line of electric force 30.Breakout box 33 can be both-end element (being represented by A1 among Fig. 2 and A2), and breakout box 34 also can be both-end element (being represented by B1 among Fig. 2 and B2), and breakout box 33 and 34 function and structure have more detailed description in the instructions subsequent content.Electronic installation 10 comprises an image output terminal Q1 (for example the VGA port of PC or DVI port) and a power input P1, and wherein power input P1 is by cable C AC1Be coupled to the power supply of socket 43, and image output terminal Q1 is by cable C with reception line of electric force 30 D1The A2 end that is coupled to breakout box 33 is to transmit image data.Display device 20 comprises a power input P2 and an image input end Q2, and wherein power input P2 is by cable C AC2Be coupled to the power supply of socket 44, and image input end Q2 is by cable C with reception line of electric force 30 D2The B2 end that is coupled to breakout box 34 is to receive the image data that electronic installation 10 is provided.Breakout box 33 is inserted on the socket 41 by the A1 end, and breakout box 34 is inserted on the socket 42 by the B1 end, and socket 41 links to each other by line of electric force 30 with 42.
In second embodiment of the invention, breakout box 33 is a multiplexer, and breakout box 34 is a de-multiplexer.Therefore in display system 300 of the present invention, breakout box 33 can receive the image data that electronic installation 10 is sent, and image data is added in the power supply signal, utilizes line of electric force 30 to transmit power supply and image data again.On the other hand, breakout box 34 can receive power supply signal and the image data that line of electric force 30 transmits, and power supply signal is separated with image data, therefore image data can be sent to the image input end Q2 of display device 20.The embodiments of the invention that only illustrate shown in Figure 3 do not limit category of the present invention.
Please refer to Fig. 4, Fig. 4 is the synoptic diagram of breakout box 31 in the first embodiment of the invention.In this embodiment, display device 20 and electronic installation 10 are are all received and dispatched multi-medium data by the analog video interface, so the A2 of breakout box 31 end can be designed to the VGA terminal of 15 pin positions.According to the power supply specification of line of electric force 30, the A3 of breakout box 31 end can be designed to the Type B socket of 3 pin positions, therefore can hold cable C AC1And the A1 of breakout box 32 end can be designed to the Type B plug of 3 grooves, therefore can insert socket 41.Signal according to electronic installation 10 and display device 20 shows specification and each department electric power system, and the A1 of breakout box 31~A3 end also can adopt other design.The embodiments of the invention that only illustrate shown in Figure 4 do not limit category of the present invention.
Please refer to Fig. 5, Fig. 5 is the synoptic diagram of breakout box 32 in the first embodiment of the invention.In this embodiment, electronic installation 10 and display device 20 are are all received and dispatched multi-medium data by the analog video interface, so the B2 of breakout box 32 end can be designed to the D-sub terminal of 15 pin positions.According to the power supply specification of line of electric force 30, the B1 of breakout box 32 end and the corresponding design of B3 end tool.For example, the B3 of breakout box 32 end can be designed to the Type B socket of 3 pin positions, therefore can hold cable C AC2The B1 end of breakout box 31 then can be designed to the Type B plug of 3 grooves, therefore can insert socket 42.Signal according to display device 20 and electronic installation 10 shows specification and each department electric power system, and the B1 of breakout box 32~B3 end also can adopt other design.The embodiments of the invention that only illustrate shown in Figure 5 do not limit category of the present invention.
On the other hand, breakout box 31 similar of the breakout box 33 of second embodiment of the invention and first embodiment of the invention, and breakout box 32 similar of the breakout box 34 of second embodiment of the invention and first embodiment of the invention do not add in addition at this and to give unnecessary details.
Display system of the present invention utilizes line of electric force to transmit power supply and image data, and utilize breakout box with power supply with after image data separates, again image data is sent to display device, therefore do not need to use to prolong cable and transmit signal of video signal.Display system of the present invention is set up easily, can not influence display quality because of signal attenuation.
The above only is preferred embodiment of the present invention, and all equalizations of doing according to claims of the present invention change and modify, and all should belong to covering scope of the present invention.

Claims (9)

1. display system is characterized in that it comprises:
Electronic installation is used for the image output data;
First breakout box is inserted on first socket and couples above-mentioned electronic installation, in order to receiving the image data that above-mentioned electronic installation is sent, and above-mentioned image data is added in the line of electric force to transmit above-mentioned image data by above-mentioned line of electric force;
Second breakout box is inserted on second socket, in order to receiving power supply and the above-mentioned image data that above-mentioned line of electric force transmits, and above-mentioned power supply separated with above-mentioned image data, and then the output above-mentioned image data; And
Display device couples above-mentioned second breakout box, in order to receiving the above-mentioned image data of above-mentioned second breakout box output, and shows above-mentioned image data.
2. display system according to claim 1 is characterized in that, wherein above-mentioned first breakout box comprises:
First end is coupled on above-mentioned first socket, in order to receive the power supply of above-mentioned line of electric force;
Second end is used for receiving above-mentioned image data; And
The 3rd end is used for the out-put supply signal.
3. display system according to claim 2 is characterized in that, first end of wherein above-mentioned first breakout box comprises first plug.
4. display system according to claim 1 is characterized in that, wherein above-mentioned second breakout box comprises:
First end is coupled on above-mentioned second socket, in order to receive the power supply of above-mentioned line of electric force;
Second end is used for exporting above-mentioned image data; And
The 3rd end is used for the out-put supply signal.
5. display system according to claim 1 is characterized in that, first end of wherein above-mentioned second breakout box comprises first plug.
6. display system according to claim 1, it is characterized in that, second end of wherein above-mentioned first breakout box and second end of above-mentioned second breakout box comprise the D-sub interface, and above-mentioned electronic installation and above-mentioned display device also adopt the D-sub interface to receive and dispatch image data.
7. display system according to claim 1, it is characterized in that, wherein above-mentioned first breakout box includes multiplexer, in order in conjunction with above-mentioned image data and above-mentioned power supply, and transmits extremely above-mentioned second breakout box of above-mentioned image data and above-mentioned power supply by above-mentioned line of electric force.
8. display system according to claim 1 is characterized in that, wherein above-mentioned second breakout box includes de-multiplexer, in order to receiving above-mentioned image data and the above-mentioned power supply that above-mentioned line of electric force transmits, and above-mentioned image data is separated with above-mentioned power supply.
9. display system according to claim 1 is characterized in that, above-mentioned first and second sockets are different sockets, links to each other by above-mentioned line of electric force between above-mentioned first socket and above-mentioned second socket.
CN2009101605532A 2009-07-30 2009-07-30 Display system Pending CN101989416A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009101605532A CN101989416A (en) 2009-07-30 2009-07-30 Display system

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Application Number Priority Date Filing Date Title
CN2009101605532A CN101989416A (en) 2009-07-30 2009-07-30 Display system

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CN101989416A true CN101989416A (en) 2011-03-23

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108376538A (en) * 2018-04-27 2018-08-07 京东方科技集团股份有限公司 Connector and display device for display device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101107788A (en) * 2005-10-12 2008-01-16 松下电器产业株式会社 Method and apparatus for power line communication

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101107788A (en) * 2005-10-12 2008-01-16 松下电器产业株式会社 Method and apparatus for power line communication

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
赛普拉斯半导体公司 等: "电力线共享高清晰视频", 《电子产品世界》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108376538A (en) * 2018-04-27 2018-08-07 京东方科技集团股份有限公司 Connector and display device for display device
CN108376538B (en) * 2018-04-27 2020-05-29 京东方科技集团股份有限公司 Connector for display device and display device
US11295698B2 (en) 2018-04-27 2022-04-05 Beijing Boe Display Technology Co., Ltd. Connector for display device and display device

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Application publication date: 20110323