CN201008155Y - Power line communication adapter and power line communication system - Google Patents
Power line communication adapter and power line communication system Download PDFInfo
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- CN201008155Y CN201008155Y CNU2007201186450U CN200720118645U CN201008155Y CN 201008155 Y CN201008155 Y CN 201008155Y CN U2007201186450 U CNU2007201186450 U CN U2007201186450U CN 200720118645 U CN200720118645 U CN 200720118645U CN 201008155 Y CN201008155 Y CN 201008155Y
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- power line
- adapter
- power supply
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- supply unit
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Abstract
The utility model discloses a power line adapter, which is employed in power line communication field. The power line communication adapter comprises a first electric supply unit, a second electric supply unit, an interface unit and an information processing unit, wherein the first electric supply unit is connected with a power supply device for supplying power for the power line communication adapter, the second electric supply unit is connected with the first electric supply unit for supplying electric for communication device, the interface unit is for connecting the communication device, the information processing unit is for connecting the first electric supply unit and the interface unit and processing information of the first electric supply unit and the interface unit. The utility model also discloses a power line communication system. The power line communication adapter provided by the utility model decreases the number of sockets and indoor cable when employing the power line communication adapter to communicate, which makes the house neat and fine looking.
Description
Technical field
The utility model relates to a kind of adapter, especially a kind of adapter for power line communications and electric line communication system.
Background technology
Power line communication (Power Line Communication, PLC) be exactly to utilize existing almost immanent power line as communications carrier, on the basis that does not need rewiring, on the existing power line, realize multiple services carryings such as data, voice and video, just realize four networks one platform.This technology is that the high frequency of carrying information is loaded on electric current, uses power line transmission then, and the modulator-demodulator that receives information is separated high frequency again from electric current, and is sent to computer or phone, transmits with realization information.Terminal use's plug that only need plug in just can be realized the internet input, and the television channel program receiving is made a phone call or video telephone.At present, power line communication mainly is as a kind of access technology, and the solution of broadband network " last kilometer " is provided, and is applicable to fields such as residential quarter, school, hotel, office building.
Please refer to Fig. 1, is the schematic diagram that power line communication is used for home intranet.Wherein, the network terminal can be ADSL MODEM or ADSL gateway, CABLE MODEM or CABLE gateway, GPON terminal or EPON terminal etc., up by connection carrier networks such as DSL/CABLE/xPON, following behavior Ethernet interface, by ethernet line and household equipment such as set-top box, video telephone or PC connect.In Fig. 1, set-top box directly is connected with the network terminal by ethernet line with video telephone; PC directly is not connected by ethernet line with the network terminal, but connects by power line communication (PLC) adapter; The PLC adapter is modulated to the communication information ethernet line that is connected with PC.This situation is applicable to the network terminal in the parlor, and PC will influence the attractive in appearance of room by ethernet line in the bedroom, so adopt the mode of PLC adapter not only convenient but also do not influence the attractive in appearance of room.
As shown in Figure 2, existing scheme is that the PLC adapter takies a supply socket, and communication equipment (as PC, set-top box etc.) takies a supply socket power supply again.Such communication equipment utilizes the PLC adapter to communicate by letter, and take two sockets, and one is used to the communication equipment power supply, and another is used for communication.Like this, when indoor socket is not enough, causes equipment not use or need add cartridge socket, installation cost is increased; In addition, the increase of cable causes indoorly seeming in disorder, thereby influenced indoor attractive in appearance.
The utility model content
In view of this, be necessary to provide a kind of adapter for power line communications.
A kind of adapter for power line communications is characterized in that, comprising:
First power supply unit electrically connects with power supply device, is used to described adapter for power line communications that power supply is provided;
Second power supply unit electrically connects with described first power supply unit, is used to the communication equipment power supply;
Interface unit is used for being connected with described communication apparatus communication;
Information process unit is used for being connected with described interface unit with described first power supply unit, handles the information from described first power supply unit and described interface unit.
The utility model embodiment also provides a kind of electric line communication system, and described system is made up of communication equipment, adapter for power line communications, it is characterized in that,
Described adapter for power line communications obtains the power supply and the communication information by first power line;
Described communication equipment obtains power supply by the second source line branch of drawing on first power line;
Described adapter for power line communications is passed through Ethernet interface or WiFi interface or blue tooth interface and is connected with described communication apparatus communication.
By second power supply unit is provided on adapter for power line communications, this second power supply unit is used to the communication equipment power supply, thereby reduced the socket number that takies when utilizing adapter for power line communications to communicate, reduced indoor cable, made the room neat and artistic.
Description of drawings
Fig. 1 is the schematic diagram that the PLC adapter is applied to home intranet;
Fig. 2 is the line schematic diagram of adapter for power line communications and communication equipment in the prior art;
Fig. 3 is the structure chart of the adapter for power line communications that provides of the utility model embodiment;
Fig. 4 is the inside annexation schematic diagram of power line in the adapter for power line communications that provides of the utility model embodiment;
Fig. 5 is a kind of electric line communication system structure chart that the utility model embodiment provides;
Fig. 6 is a kind of electric line communication system structure chart that the utility model embodiment provides.
Embodiment
Embodiment of the present utility model provides a kind of adapter for power line communications (PLC adapter), and the PLC adapter comes out by high frequency modulated signal of communication to power line or the high-frequency signal demodulation on the power line.As shown in Figure 3, this PLC adapter comprises:
First power supply unit electrically connects with power supply device, is used to described adapter for power line communications that power supply is provided;
Second power supply unit electrically connects with described first power supply unit, is used to the communication equipment power supply;
Interface unit is used for being connected with described communication apparatus communication;
Information process unit is used for being connected with described interface unit with described first power supply unit, handles the information from described first power supply unit and described interface unit.
Embodiment one
Among this embodiment, first power supply unit of PLC adapter comprises power line a and attaching plug, and second power supply unit comprises power line b and attaching plug.Power line a is used for for PLC adapter device electricity consumption and transport communication information (this communication information includes but not limited to audio-frequency information, video information, data etc.), and this power line is connected with external power receptacle by attaching plug; Power line b is used for the power supply of communication equipment, and communication equipment is common communicator, and such as video telephone, computer or IPTV set-top box etc., this power line is connected with supply socket on the communication equipment by attaching plug.
Interface unit can be an Ethernet interface, is used for communicating with the communication equipment with Ethernet interface being connected.Interface unit can be WiFi interface or blue tooth interface also, is used for communicating with the communication equipment with WiFi interface or blue tooth interface being connected.Certainly, it is above-mentioned communication interface that interface unit is not limited only to, and also can be other communication interfaces.
Information process unit is used for being connected with described interface unit with described first power supply unit, handles the information from described first power supply unit and described interface unit.Information process unit comprises modulating unit and demodulating unit.Modulating unit be used for from the communication information of interface unit by high frequency modulated to power line, demodulating unit is used for the high-frequency signal demodulation from the information of first power supply unit is come out.
The annexation of power line b and power line a as shown in Figure 4.Power line generally is made up of live wire, ground wire and zero line, and wherein ground wire is optional.If power line a and power line b are made up of live wire, ground wire and zero line, then live wire, ground wire and the zero line of power line a and power line b link to each other respectively.If power line a and power line b are made up of live wire and zero line, then the live wire of power line a and power line b links to each other respectively with zero line.
The tie point of power line a and power line b can be on power line a, also can be on the extended line of power line a.
Embodiment two
The difference of present embodiment and embodiment one is, is used for providing the power line a and the attaching plug of power supply to replace with attaching plug to the PLC adapter, and the PLC adapter can directly be inserted on the external power receptacle like this.Be to electrically connect between this attaching plug and the power line b.
Embodiment three
The difference of present embodiment and embodiment one is, is used for replacing with supply socket to the power line b and the attaching plug of second power supply unit of communication equipment power supply.Like this, the attaching plug of drawing on the communication equipment can be inserted in the supply socket of second power supply unit, for communication equipment provides the work electricity consumption.
Wherein, supply socket can be the supply socket of two taps, also can be the supply socket of three taps.
Embodiment four
The difference of present embodiment and embodiment three is, is used for providing the power line a and the attaching plug of power supply to replace with supply socket to the PLC adapter.The PLC adapter can directly be inserted on the external power receptacle like this.
Wherein, supply socket can be the supply socket of two taps, also can be the supply socket of three taps.
In embodiment one to embodiment four, the attaching plug of PLC adapter or supply socket can but to be not limited only to be three taps, also can be two taps.
In other embodiments, second power supply unit of PLC adapter can also be at least two communication equipment power supplies.Wherein, second power supply unit of PLC adapter comprises at least two supply sockets, also can comprise at least two power lines and attaching plug.
Embodiment five
As shown in Figure 5, present embodiment provides a kind of system of power line communication, and this system is made up of communication equipment, PLC adapter.
Communication equipment is common communicator, such as video telephone, computer or IPTV set-top box etc.Wherein, the PLC adapter communicates to connect by the Ethernet interface of ethernet line and communication equipment.
The PLC adapter is connected with supply socket c with attaching plug by power line a, and power line a is used to the power supply of PLC adapter; The PLC adapter is separated the communication information that power line a goes up transmission on the ethernet line of being transferred to as shown in Figure 5.This communication information includes but not limited to audio-frequency information, video information, data etc.
Wherein, power line a and attaching plug can replace with attaching plug.
The power line b of PLC adapter is connected by the power interface of attaching plug and communication equipment, and this power line b is used to the communication equipment power supply.
Wherein, power line b and attaching plug also can replace with supply socket.
Wherein, the PLC adapter is not limited only to be connected with communication apparatus communication by its Ethernet interface, also can be by wave points such as WiFi or bluetooths, thereby can be connected with the communication apparatus communication with WiFi card or blue tooth interface respectively.
In embodiment five, the supply socket of PLC adapter or attaching plug can be three taps, also can be two taps.
Embodiment six
As shown in Figure 6, present embodiment also provides the system of another power line communication, and this system is made up of communication equipment, PLC adapter.
Communication equipment is common communicator, such as video telephone, computer or IPTV set-top box etc.Wherein, the PLC adapter communicates to connect by the Ethernet interface of ethernet line and communication equipment.
The PLC adapter comes with attaching plug by power line 1 and is connected with supply socket 3, and power line 1 is used to the power supply of PLC adapter; The PLC adapter is separated the communication information of transmission on the power line 1 on the ethernet line of being transferred to as shown in Figure 6.This communication information includes but not limited to audio-frequency information, video information, data etc.
Drawing a branch from the power line 1 of PLC adapter is power line 2, and power line 2 is connected by the power interface of attaching plug and communication equipment.
Power line generally is made up of live wire, ground wire and zero line, and wherein ground wire is optional.If power line is made up of live wire, ground wire and zero line, then live wire, ground wire and the zero line of power line 1 and power line 2 link to each other respectively.If power line is made up of live wire and zero line, then the live wire of power line 1 and power line 2 links to each other respectively with zero line.
The PLC adapter can be wave points such as WiFi or bluetooth also, thereby can be connected with the communication apparatus communication with WiFi card or blue tooth interface respectively.Certainly, the interface of PLC adapter and communication equipment is not limited only to above-mentioned interface.
In the foregoing description, supply socket and attaching plug all are single-phase.
The PLC adapter that utilizes the foregoing description to provide can reduce socket number shared when utilizing the PLC adapter to communicate, and reduces indoor cable, makes the room seem clean and tidy.
In sum, more than be preferred embodiment of the present utility model only, be not to be used to limit protection range of the present utility model.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (9)
1. an adapter for power line communications is characterized in that, comprising:
First power supply unit electrically connects with power supply device, is used to described adapter for power line communications that power supply is provided;
Second power supply unit electrically connects with described first power supply unit, is used to the communication equipment power supply;
Interface unit is used for being connected with described communication apparatus communication;
Information process unit is used for being connected with described interface unit with described first power supply unit, handles the information from described first power supply unit and described interface unit.
2. adapter for power line communications as claimed in claim 1 is characterized in that, described second power supply unit comprises supply socket.
3. adapter for power line communications as claimed in claim 2 is characterized in that, described supply socket is the supply socket of two taps or the supply socket of three taps.
4. adapter for power line communications as claimed in claim 1 is characterized in that, described second power supply unit comprises power line and attaching plug.
5. adapter for power line communications as claimed in claim 1 is characterized in that, described first power supply unit comprises power line and attaching plug.
6. adapter for power line communications as claimed in claim 1 is characterized in that, described first power supply unit comprises attaching plug.
7. adapter for power line communications as claimed in claim 1 is characterized in that, described information process unit comprises:
Demodulating unit is used for the information of demodulation from described first power supply unit;
Modulating unit is used to modulate the information from described interface unit.
8. adapter for power line communications as claimed in claim 1 is characterized in that described interface unit comprises Ethernet interface, or the WiFi interface, or blue tooth interface.
9. electric line communication system, described system is made up of communication equipment, adapter for power line communications, it is characterized in that,
Described adapter for power line communications obtains the power supply and the communication information by first power line;
Described communication equipment obtains power supply by the second source line branch of drawing on first power line;
Described adapter for power line communications is passed through Ethernet interface or WiFi interface or blue tooth interface and is connected with described communication apparatus communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201186450U CN201008155Y (en) | 2007-02-14 | 2007-02-14 | Power line communication adapter and power line communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201186450U CN201008155Y (en) | 2007-02-14 | 2007-02-14 | Power line communication adapter and power line communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201008155Y true CN201008155Y (en) | 2008-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2007201186450U Expired - Lifetime CN201008155Y (en) | 2007-02-14 | 2007-02-14 | Power line communication adapter and power line communication system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102857258A (en) * | 2011-06-30 | 2013-01-02 | 美国博通公司 | Power line communication device with adaptable interface |
| CN103427876A (en) * | 2012-05-25 | 2013-12-04 | 索尼公司 | Information processing apparatus, connection device, communication device, information processing method, and program |
| CN104753565A (en) * | 2013-12-26 | 2015-07-01 | 佛山市顺德区顺达电脑厂有限公司 | Embedded PLC modem device and networking method thereof |
| CN104769850A (en) * | 2012-11-07 | 2015-07-08 | 高通股份有限公司 | Error correction for powerline communication modem interface |
| CN105429676A (en) * | 2014-09-12 | 2016-03-23 | 耀群科技股份有限公司 | Power line communication adaptor |
| CN109743080A (en) * | 2019-01-29 | 2019-05-10 | 张有为 | Power supply ethernet network fusion adaptive device and its method based on power line Ethernet |
| CN110794943A (en) * | 2019-08-19 | 2020-02-14 | 联想企业解决方案(新加坡)有限公司 | Server power supply protection method |
-
2007
- 2007-02-14 CN CNU2007201186450U patent/CN201008155Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102857258A (en) * | 2011-06-30 | 2013-01-02 | 美国博通公司 | Power line communication device with adaptable interface |
| CN103427876A (en) * | 2012-05-25 | 2013-12-04 | 索尼公司 | Information processing apparatus, connection device, communication device, information processing method, and program |
| CN104769850A (en) * | 2012-11-07 | 2015-07-08 | 高通股份有限公司 | Error correction for powerline communication modem interface |
| CN104769850B (en) * | 2012-11-07 | 2017-09-26 | 高通股份有限公司 | Unit and method for the error correction of power line communication modem interface |
| CN104753565A (en) * | 2013-12-26 | 2015-07-01 | 佛山市顺德区顺达电脑厂有限公司 | Embedded PLC modem device and networking method thereof |
| CN105429676A (en) * | 2014-09-12 | 2016-03-23 | 耀群科技股份有限公司 | Power line communication adaptor |
| CN109743080A (en) * | 2019-01-29 | 2019-05-10 | 张有为 | Power supply ethernet network fusion adaptive device and its method based on power line Ethernet |
| CN110794943A (en) * | 2019-08-19 | 2020-02-14 | 联想企业解决方案(新加坡)有限公司 | Server power supply protection method |
| CN110794943B (en) * | 2019-08-19 | 2024-04-26 | 联想企业解决方案(新加坡)有限公司 | Server power supply protection method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080116 |
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| CX01 | Expiry of patent term |