CN101924915A - Power line-based digital television signal accessing method and digital television - Google Patents
Power line-based digital television signal accessing method and digital television Download PDFInfo
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- CN101924915A CN101924915A CN 201010249921 CN201010249921A CN101924915A CN 101924915 A CN101924915 A CN 101924915A CN 201010249921 CN201010249921 CN 201010249921 CN 201010249921 A CN201010249921 A CN 201010249921A CN 101924915 A CN101924915 A CN 101924915A
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Abstract
The embodiment of the invention discloses power line-based digital television signal accessing method. The method comprises the following steps of: receiving a power supply signal and a digital television signal by a power supply module in a digital television; separating the digital television signal; and sending the separated digital television signal to a central processing unit in the digital television for processing. The embodiment of the invention also discloses the digital television. The digital television comprises the power supply module and the central processing unit, wherein the power supply module is used for receiving the power supply signal and the digital television signal, and separating and sending the digital television signal to a modulation/demodulation module; and the central processing unit is used for processing the digital television signal separated by the power supply module. By using the method and the digital television, a user can watch related program contents of the digital television through a power line.
Description
Technical field
The present invention relates to the power line communication technology field, be specifically related to a kind of method and digital television based on the power line digital television signal accessing.
Background technology
Along with the develop rapidly of broadband network technology, it has begun bringing into play enormous function in people's work, life.Network remote education, Web publishing, printing, network service, Web TV etc. have dwindled the world, and time and distance have been furthered.
A kind of new broadband access technology is that the power line access is risen at present, and the power line communications technology is called for short PLC, is meant a kind of communication mode that utilizes power line transmission high-frequency data and voice signal.The modulator-demodulator of power line communications is called for short " electric power cat ", its end is inserted on user's the computer, the other end inserts any one supply socket in the family, just can realize transmission digit rate up to 14Mbps or 45Mbps, thereby realize that the internet inserts, the television channel program receiving is made a phone call or video telephone.
As Fig. 1, this figure is the structural representation that the electric power modem of prior art televiews.Electric power modem power supply one end connects the power line socket, and its other end is the RJ45 port, is connected to digital TV integrated machine with netting twine.When we to family's power line the time, just can conveniently teleview broadband connection as long as plug in by electric power modem from outer net.
But above-mentioned prior art must connect electric power modem and digital TV integrated machine by a netting twine, has increased and need not invest, connect inconvenience, reduce transfer rate, reduce fail safe in ground, has dwindled the scope of application simultaneously.
In office or family lan, the netting twine that can cause electric power modem to be connected with digital TV integrated machine is very many and loaded down with trivial details, and user's operation is also inconvenient.For example, one family the inside, when supply socket when digital TV integrated machine is distant, increased the netting twine length that electric power modem is connected with digital TV integrated machine, the while has also brought a lot of inconveniences.
Summary of the invention
Embodiment of the invention technical problem to be solved is to solve the inconvenience that the user uses Digital Television, and a kind of method and digital television based on the power line digital television signal accessing is provided, and can make the user convenient, uses Digital Television safely.
In order to realize goal of the invention, the embodiment of the invention provides a kind of method based on the power line digital television signal accessing, comprising:
Receive power supply signal and digital television signal by the power module in the digital television;
Described digital television signal is separated, described isolated digital television signal is sent in the central processing unit in the digital television handles.
Described method also comprises: described power module inputs to the power supply signal of described reception in each device blocks in each digital television and powers.
Described method also comprises:
Digital television signal after the control signal that central processing unit in the digital television sends according to the user will be handled feeds back on the display terminal.
Described method also comprises:
Carry out after separating at described digital television signal, isolated digital television signal is filtered, the filtering noise signal.
Accordingly, the embodiment of the invention also provides a kind of digital television, comprising:
Power module is used to receive power supply signal and digital television signal, and described digital television signal separated is sent to the modulation module;
Central processing unit is used for the isolated digital television signal of power module is handled.
Described power module inputs to the power supply signal of described reception in each device blocks in each network equipment body and powers.
Digital television signal after the control signal that described central processing unit sends according to the user will be handled feeds back on the display terminal.
Described digital television also comprises a filtering module, is used for carrying out after separating at described digital television signal, isolated digital television signal is filtered the filtering noise signal.
By the embodiment of the invention, with solve in the existing power line communication need netting twine, connect inconvenient, reduced transfer rate, reduced fail safe, dwindled problems such as the scope of application simultaneously.Thereby realize that the user can realize watching Digital Television related-program content by power line, make the user have electricity can set up digital TV network, simultaneously can flexible expansion access interface quantity, make resource keep higher utilance, aspect mobility, can match in excellence or beauty with WLAN.Make full use of existing low voltage power distribution network infrastructure, need not any wiring, saved resource.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation that electric power of the prior art inserts digital television system;
Fig. 2 is the structural representation that the electric power in the embodiment of the invention inserts digital television system;
Fig. 3 is the method flow diagram based on the electric power digital television signal accessing in the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making all other embodiment that obtained under the creative work prerequisite.
Fig. 2 shows the structural representation of the electric power access digital television system in the embodiment of the invention, be based on mainly in this access net system that power line inserts, it mainly is to be linked into the power line with transmission signals function by digital television, this digital television only passes through the access of a power line, realization is to the reception of power supply signal and digital television signal, and digital television signal separated, send in the central processing unit and handle, thereby realized that digital television obtains functions such as digital TV contents from power line.Not only can realize the digital television signal separation function for the power module in the digital television, also need power supply signal inputed in each device blocks in each digital television and power, thereby satisfy the normal power supply running of network equipment body.
Concrete, include power module, central processing unit and other functional modules or the like in this digital television, this digital television generally is to have functions such as internet communication, it is based on the reception of power line communication realization to digital TV contents, can finish based on a power line, when promptly plugging in power line on the socket, this power line has functions such as power line and holding wire be multiplexing, wherein:
When power module was linked in the powerline systems at power line, this power module received power supply signal and digital television signal, and this digital television signal separation is sent in the central processing unit.In addition, the power module is here also supplied with the power supply of whole digital television, thereby guarantees that whole digital television has the normal operation under the electricity condition.Can seem thus, in this process, power module has been realized the separation of digital television signal on the one hand, also is embodied as whole digital television power supply and supplies with.
Central processing unit mainly is to be used for the isolated digital television signal of power module is handled, and realizes that digital television is based on the communication between the digital television system of power line device place.This central processing unit is not only handled the digital television program content signal, is also further controlling other relating modules of whole digital television, receives and handles or the like such as the signaling in the controlling platform.Further, the digital television signal after this central processing unit also will be handled according to the control signal of user's transmission feeds back on the display terminal.
Other functional modules mainly are under the powering mode of power module, by and central processing unit between information interaction, realize functions such as function corresponding control.Control command such as controlling platform is finished, control of stereo set or the like.
Based on above-mentioned power line connecting system, Fig. 3 shows the method flow diagram based on the electric power digital television signal accessing in the embodiment of the invention, on existing power line basis, environment of framework with digital television system layout, on powerline systems, realize the transmission of digital television signal, thereby realize the signal transmission of digital television system, specifically comprise the steps: based on powerline systems
S301: receive power supply signal and digital television signal by the power module in the digital television;
S302: described digital television signal is separated, isolated digital television signal is sent in the central processing unit in the digital television handles.
Need to prove that the power module here also inputs to the power supply signal that receives in each device blocks in each digital television and powers.Digital television signal after the control signal that central processing unit in the digital television sends according to the user will be handled feeds back on the display terminal.
Further, carry out after separating, need filter the filtering noise signal isolated digital television signal at digital television signal.
To sum up, by implementing the embodiment of the invention, with solve in the existing power line communication need netting twine, connect inconvenient, reduced transfer rate, reduced fail safe, dwindled problems such as the scope of application simultaneously.Thereby realize that the user can realize watching Digital Television related-program content by power line, make the user have electricity can set up digital TV network, simultaneously can flexible expansion access interface quantity, make resource keep higher utilance, aspect mobility, can match in excellence or beauty with WLAN.Make full use of existing low voltage power distribution network infrastructure, need not any wiring, saved resource.
More than method and digital television based on the power line digital television signal accessing that the embodiment of the invention provided are described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (8)
1. the method based on the power line digital television signal accessing is characterized in that, comprising:
Receive power supply signal and digital television signal by the power module in the digital television;
Described digital television signal is separated, described isolated digital television signal is sent in the central processing unit in the digital television handles.
2. the method for claim 1 is characterized in that, described method also comprises: described power module inputs to the power supply signal of described reception in each device blocks in each digital television and powers.
3. the method for claim 1 is characterized in that, described method also comprises:
Digital television signal after the control signal that central processing unit in the digital television sends according to the user will be handled feeds back on the display terminal.
4. as each described method of claim 1 to 3, it is characterized in that described method also comprises:
Carry out after separating at described digital television signal, isolated digital television signal is filtered, the filtering noise signal.
5. a digital television is characterized in that, comprising:
Power module is used to receive power supply signal and digital television signal, and described digital television signal separated is sent to the modulation module;
Central processing unit is used for the isolated digital television signal of power module is handled.
6. digital television as claimed in claim 5 is characterized in that, described power module inputs to the power supply signal of described reception in each device blocks in each network equipment body and powers.
7. digital television as claimed in claim 5 is characterized in that, the digital television signal after the control signal that described central processing unit sends according to the user will be handled feeds back on the display terminal.
8. as each described digital television of claim 5 to 7, it is characterized in that described digital television also comprises a filtering module, be used for carrying out after separating at described digital television signal, isolated digital television signal is filtered the filtering noise signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010249921 CN101924915A (en) | 2010-08-10 | 2010-08-10 | Power line-based digital television signal accessing method and digital television |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010249921 CN101924915A (en) | 2010-08-10 | 2010-08-10 | Power line-based digital television signal accessing method and digital television |
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| CN101924915A true CN101924915A (en) | 2010-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010249921 Pending CN101924915A (en) | 2010-08-10 | 2010-08-10 | Power line-based digital television signal accessing method and digital television |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014173354A1 (en) * | 2013-08-16 | 2014-10-30 | 中兴通讯股份有限公司 | Home network communication method and system, plc device and storage medium |
| CN105847908A (en) * | 2016-04-08 | 2016-08-10 | 微鲸科技有限公司 | Split display system based on power line system and split display method |
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| CN1874474A (en) * | 2006-06-28 | 2006-12-06 | 中国移动通信集团公司 | Equipment of TV set |
| CN1874473A (en) * | 2006-06-28 | 2006-12-06 | 中国移动通信集团公司 | Network TV system |
| CN201042008Y (en) * | 2006-12-01 | 2008-03-26 | 四川长虹电器股份有限公司 | Network information adaptor |
| CN101325319A (en) * | 2008-04-09 | 2008-12-17 | 北京意科通信技术有限责任公司 | Power supply box with digital communication system signal separator |
| CN201518520U (en) * | 2009-10-16 | 2010-06-30 | 康佳集团股份有限公司 | Meshwork television for receiving and dispatching network signals through electric power circuit |
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2010
- 2010-08-10 CN CN 201010249921 patent/CN101924915A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1874474A (en) * | 2006-06-28 | 2006-12-06 | 中国移动通信集团公司 | Equipment of TV set |
| CN1874473A (en) * | 2006-06-28 | 2006-12-06 | 中国移动通信集团公司 | Network TV system |
| CN201042008Y (en) * | 2006-12-01 | 2008-03-26 | 四川长虹电器股份有限公司 | Network information adaptor |
| CN101325319A (en) * | 2008-04-09 | 2008-12-17 | 北京意科通信技术有限责任公司 | Power supply box with digital communication system signal separator |
| CN201518520U (en) * | 2009-10-16 | 2010-06-30 | 康佳集团股份有限公司 | Meshwork television for receiving and dispatching network signals through electric power circuit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014173354A1 (en) * | 2013-08-16 | 2014-10-30 | 中兴通讯股份有限公司 | Home network communication method and system, plc device and storage medium |
| CN105847908A (en) * | 2016-04-08 | 2016-08-10 | 微鲸科技有限公司 | Split display system based on power line system and split display method |
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Application publication date: 20101222 |