CN202818293U - Display system based on power line carrier wave - Google Patents
Display system based on power line carrier wave Download PDFInfo
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- CN202818293U CN202818293U CN 201220516412 CN201220516412U CN202818293U CN 202818293 U CN202818293 U CN 202818293U CN 201220516412 CN201220516412 CN 201220516412 CN 201220516412 U CN201220516412 U CN 201220516412U CN 202818293 U CN202818293 U CN 202818293U
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- power line
- line carrier
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- connects
- control module
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Abstract
The utility model discloses a display system based on power line carrier waves, which belongs to the data transmission field. The display system comprises a display and a computer host. The display is accessed to a power network through a first power line carrier wave extension expander. The computer host is accessed to the power network through a second power line carrier wave extension expander. The display system has a simple structure. A computer can be combined and placed in a freer way due to the fact that the display and the computer host can be connected with no data lines. Different demands in working fields and in life can be satisfied.
Description
Technical field
The utility model belongs to field of data transmission, particularly relates to a kind of display system based on power line carrier.
Background technology
Power line carrier is the distinctive communication mode of electric power system, and electric line carrier communication refers to utilize existing power line, the analog or digital signal is carried out the technology of high-speed transfer by carrier system.Maximum characteristics are not need again to set up network, as long as live wire just can carry out the data transmission.
Power line carrier technology has been broken through and has been only limited to the restriction that single-chip microcomputer is used in recent years, entered digital times, and in the needs along with the development of power line carrier technology and society/technological development of low voltage electric power carrier communication and use and situation in the ascendant, the popular speciality that power line carrier communication becomes just gradually a power communication field and even affects the livelihood of every family have also occurred.Mostly existing display system is that display connects host computer by data cable, can not be too far away every getting between display and the host computer, and very easily occur in the situation that data wire is many behind the computer host box pulling out mispluging by mistake.
The utility model content
Because the defects of prior art, technical problem to be solved in the utility model provides a kind of display system simple in structure, can be so that the distance between display and the host computer is not subjected to the impact of data cable.
For achieving the above object, the utility model provides a kind of display system based on power line carrier, comprises display and host computer; Described display extends expander access power network by the first power line carrier; Described host computer extends expander access power network by the second power line carrier;
Described the first power line carrier is extended expander and is comprised the first control module, first interface module and the first power line carrier module; The output of described the first control module connects the input of described first interface module; The output of described first interface module connects the first input end of described the first control module; The second output of described the first control module connects the input of described the first power line carrier module; The output of described the first power line carrier module connects the second input of described the first control module; Described the first power line carrier module is connected with the first plug by power line; The signal output part of described display connects the first interface module that described the first power line carrier is extended expander by data wire; Described the first power line carrier is extended the first plug access power network of expander;
Described the second power line carrier is extended expander and is comprised the second control module, the second interface module and the second power line carrier module; The output of described the second control module connects the input of described the second interface module; The output of described the second interface module connects the first input end of described the second control module; The second output of described the second control module connects the input of described the second power line carrier module; The output of described the second power line carrier module connects the second input of described the second control module; Described the second power line carrier module is connected with the second plug by power line; Processor in the described host computer connects the second interface module that described the second power line carrier is extended expander by data wire; Described the second power line carrier is extended the second plug access power network of expander.
Better, described the first control module and the second control module are single-chip microcomputer.
Better, described first interface module and the second interface module are USB interface.
Better, described first interface module is the VGA interface; Described the second interface module is USB interface.
The beneficial effects of the utility model are: the utility model is simple in structure owing to need not connect by data wire between display and the computer host box so that computer to put combination freer, can satisfy work and live in different demands.
Description of drawings
Fig. 1 is the structural representation of the utility model one embodiment.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
Embodiment one, and as shown in Figure 1, a kind of display system based on power line carrier comprises display 1 and host computer 2; Described display 1 extends expander 3 access power network by the first power line carrier; Described host computer 2 extends expander 4 access power network by the second power line carrier.
Described the first power line carrier is extended expander 3 and is comprised the first control module 301, first interface module 302 and the first power line carrier module 303; The output of described the first control module 301 connects the input of described first interface module 302; The output of described first interface module 302 connects the first input end of described the first control module 301; The second output of described the first control module 301 connects the input of described the first power line carrier module 303; The output of described the first power line carrier module 303 connects the second input of described the first control module 301; Described the first power line carrier module 303 is connected with the first plug 304 by power line; The signal output part of described display 1 connects the first interface module 302 that described the first power line carrier is extended expander 3 by data wire; Described the first power line carrier is extended the first plug 304 access power network of expander 3.
Described the second power line carrier is extended expander 4 and is comprised the second control module 401, the second interface module 402 and the second power line carrier module 403; The output of described the second control module 401 connects the input of described the second interface module 402; The output of described the second interface module 402 connects the first input end of described the second control module 401; The second output of described the second control module 401 connects the input of described the second power line carrier module 403; The output of described the second power line carrier module 403 connects the second input of described the second control module 401; Described the second power line carrier module 403 is connected with the second plug 404 by power line; The second interface module 402 that described the second power line carrier is extended expander 4 is inserted into the processor that connects computer on the host slot of described host computer 2 by data wire; Described the second power line carrier is extended the second plug 404 access power network of expander 4.
In the present embodiment, described the first control module 301 and the second control module 401 are single-chip microcomputer, and described first interface module 302 and the second interface module 402 are USB interface.During use, display 1 and host computer 2 access respectively civil power, host computer 2 transmits data and extends expander 4 to the second power line carrier, the second power line carrier is extended expander 4 and data communication device is crossed power network is sent to the first power line carrier and extend expander 3, the first power line carriers and extend expander 3 and send the data that receive to display 1 and show.
Embodiment two, and the structure of present embodiment and embodiment one are basic identical, and difference is: described first interface module 302 is the VGA interface, and the second interface module 402 is USB interface.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art need not creative work and just can make many modifications and variations according to design of the present utility model.Therefore, all in the art technical staff comply with design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be in the determined protection range by claims.
Claims (4)
1. the display system based on power line carrier comprises display (1) and host computer (2); It is characterized in that: described display (1) extends expander (3) access power network by the first power line carrier; Described host computer (2) extends expander (4) access power network by the second power line carrier;
Described the first power line carrier is extended expander (3) and is comprised the first control module (301), first interface module (302) and the first power line carrier module (303); The output of described the first control module (301) connects the input of described first interface module (302); The output of described first interface module (302) connects the first input end of described the first control module (301); The second output of described the first control module (301) connects the input of described the first power line carrier module (303); The output of described the first power line carrier module (303) connects the second input of described the first control module (301); Described the first power line carrier module (303) is connected with the first plug (304) by power line; The signal output part of described display (1) connects the first interface module (302) that described the first power line carrier is extended expander (3) by data wire; Described the first power line carrier is extended the first plug (304) access power network of expander (3);
Described the second power line carrier is extended expander (4) and is comprised the second control module (401), the second interface module (402) and the second power line carrier module (403); The output of described the second control module (401) connects the input of described the second interface module (402); The output of described the second interface module (402) connects the first input end of described the second control module (401); The second output of described the second control module (401) connects the input of described the second power line carrier module (403); The output of described the second power line carrier module (403) connects the second input of described the second control module (401); Described the second power line carrier module (403) is connected with the second plug (404) by power line; Processor in the described host computer (2) connects the second interface module (402) that described the second power line carrier is extended expander (4) by data wire; Described the second power line carrier is extended the second plug (404) access power network of expander (4).
2. a kind of display system based on power line carrier as claimed in claim 1, it is characterized in that: described the first control module (301) and the second control module (401) are single-chip microcomputer.
3. a kind of display system based on power line carrier as claimed in claim 1, it is characterized in that: described first interface module (302) and the second interface module (402) are USB interface.
4. a kind of display system based on power line carrier as claimed in claim 1 is characterized in that: described first interface module (302) is the VGA interface; Described the second interface module (402) is USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220516412 CN202818293U (en) | 2012-10-10 | 2012-10-10 | Display system based on power line carrier wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220516412 CN202818293U (en) | 2012-10-10 | 2012-10-10 | Display system based on power line carrier wave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202818293U true CN202818293U (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220516412 Expired - Fee Related CN202818293U (en) | 2012-10-10 | 2012-10-10 | Display system based on power line carrier wave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202818293U (en) |
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2012
- 2012-10-10 CN CN 201220516412 patent/CN202818293U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20151010 |
|
| EXPY | Termination of patent right or utility model |