CN1937434A - Power line network device concurrently with power supply function - Google Patents
Power line network device concurrently with power supply function Download PDFInfo
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- CN1937434A CN1937434A CNA2005101030931A CN200510103093A CN1937434A CN 1937434 A CN1937434 A CN 1937434A CN A2005101030931 A CNA2005101030931 A CN A2005101030931A CN 200510103093 A CN200510103093 A CN 200510103093A CN 1937434 A CN1937434 A CN 1937434A
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Abstract
The device includes a power supply cord (PSC), a power converter (PC) and a power line communication module (PLCM) consisting of a power line coupler (PLC) and a network port. One end of PSC is connected to the main power and the other is connected to both of PLC and PC. The network port is connected to network device. The DC output of PC supplies power to the computer host. By this invention, the computer via only one power cord obtains the power supply and transfers data simultaneously.
Description
Technical field
The present invention relates to a kind of power line communications network device, refer to a kind of power line network device that has power supply function concurrently especially, concerning portable computer apparatus, can obtain network package data and required working power by the present invention.
Background technology
Along with the wideband population to surf the net constantly increases, the domestic by statistics grand occasion that far surpasses CableModem user by the ADSL Internet user be it seems, the network wideband is served dealer's highly competitive, the network architecture of the general use ADSL of family wideband online as shown in Figure 3, each computer need be connected computer in the family 50 and a modulator-demodulator 51 by ADSL dealer cloth grid line 501 in the family in the family, make computer 50 be linked to world-wide web, realize the purpose of wideband online by modulator-demodulator 51.
And at present a kind of based on HomePlug1.0 version standard, (PowerLine Communication PLC) has become ripe by the power line communications technology.Because the popularity rate of power wiring is far above the distribution of Ethernet, telephone wire, cable TV, therefore, the device and the peripheral product thereof of this power line communications technology supported in the infusion of financial resources research and development of existing many manufacturers.
So-called power line communications (Power Line Communication, PLC) be meant a kind of communication technology of utilizing power line transmission data and voice signal, fast development along with network technology, utilize the value of low-voltage power line transmitting high speed data more and more to come into one's own, because it has without rewiring, wide coverage, characteristics such as easy to connect and transmission rate height, therefore, utilize power circuit in the family as the wideband transmission medium of surfing the Net as long as realize power line communications, the user only needs power line modem (PLCmodem) is plugged commercial power socket, just can be directly with the online of power line wideband, solve fully and use the wideband online also to need the telecommunications dealer in the family additionally to the problem of mansion cable wiring manufacture.
As shown in Figure 4, realize the home network framework of power line communications for present a kind of family, release a kind of power line modem (PLC MODEM) 60 of supporting the power line communications technology by relevant manufacturer, allow each computer 50 be connected with the power line of AC Power supply socket by power line modem 60, make many computers 50 make the power line in the family become the Network Transmission medium by power line modem 60, so, the wiring that general home network can be save the additional networks line, make home computer 50 link online, carry out the transmission of data, quite convenient.
Though power line modem can make computer carry out the transmission of data by power line, but use the network wiring of single ADSL Modem relatively to find the back with present home network, every computer all need increase a power line, that is to say, each computer will increase a supply socket more, and limited amount is reserved in the supply socket in the family, be easy to form socket and do not apply the awkward situation of using, and can make computer distribution quantity increase again, cause the puzzlement of take-up, its inconvenience is also arranged in the use.
Summary of the invention
For this reason, the object of the present invention is to provide a kind of power line network device that has power supply function concurrently, make computer obtain working power simultaneously and carry out the transmission of data, and need not to waste again a power line and take supply socket by power line network device.
The invention provides a kind of power line network device that has power supply function concurrently, comprising:
One power line, the one end is connected with a plug, for being inserted in the supply socket, is connected with power line conducting in the socket;
One power line communication module comprises a power line coupler and a network connection port, and wherein said power couplers is connected to the other end of described power line, and network connection port connects for network equipment;
One power-switching circuit, its ac power input end is connected with power line, constitute with the power line coupler of power line communication module to be connected in parallel, and dc power output end connects for the main frame dc supply input.
Described power line communication module comprises:
One signal processing unit is connected with power line by described power line coupler, from the AC power taking-up network package data of power line or with the network package data load AC power;
One network package Transmit-Receive Unit is connected with signal processing unit is two-way, and is connected to described network connection port;
One AC-DC conversion feeding unit is connected to power line, and AC power is converted to DC power supply, as the working power of described power line coupler, signal processing unit and network package Transmit-Receive Unit.
Described power line communication module comprises:
One signal processing unit is connected with power line by described power line coupler, from the AC power taking-up network package data of power line or with the network package data load AC power;
One network package Transmit-Receive Unit is connected with signal processing unit is two-way, and is connected to described network connection port;
Stream translation feeding unit always is connected to the dc power output end of described power-switching circuit, DC power supply is converted to the working power of described power line coupler, signal processing unit and network package Transmit-Receive Unit.
Described network connection port is a RJ45.
Described network connection port is a RJ11.
Described power-switching circuit is a forward type power-switching circuit.
Described power-switching circuit is half bridge power change-over circuit.
Described power-switching circuit is a full-bridge type power-switching circuit.
Described power-switching circuit is a push-pull type power-switching circuit.
Described power-switching circuit is a flyback power-switching circuit.
Above-mentioned power line communication module and power-switching circuit coupling are parallel to an end of single power supply line, are plugged to AC Power supply socket by power line, are connected with power line in the socket, and obtain power supply simultaneously and carry out the transmission of network package data.
Be used the present invention with computer, the present invention is connected with the network card and the host power supply socket of main frame respectively, computer operation power supply and network communication function are provided simultaneously, and only need single power line, make computer not need more power line and socket because of the employing power line network with line.
Moreover, because the present invention is used to supply the power-switching circuit of main frame and power line communication module parallel coupled in power line, so the power line communication module can not guaranteed communication quality by the low pass filter filters out the power-switching circuit from the network package data that power line receives.
The present invention also provides a power line network device with power saving effect, the AC-DC conversion feeding unit that is above-mentioned power line communication module is by stream translation feeding unit replacement always, as long as this direct current conversion feeding unit then is connected to the dc power output end of power conversion unit, be converted to the DC power supply of its output and meet the required DC power supply specification of power line communication module, can provide this power line communication module required working power, change the unit compared to power of alterating and direct current and have simpler circuit design, and more power saving.
Description of drawings
Fig. 1 is the calcspar of a preferred embodiment of the present invention;
Fig. 2 is the calcspar of another preferred embodiment of the present invention;
Fig. 3 is a kind of existing tame net wideband network configuration diagram;
Fig. 4 is another kind of existing tame net wideband network configuration diagram.
[primary clustering symbol description]
Power line network device 10 power lines 11
Power line communication module 12 power line couplers 121
Direct current conversion feeding unit 126 power-switching circuits 13
Socket 20 main frames 30
Grid line 33 computers 50
Embodiment
As shown in Figure 1, be the calcspar of a preferred embodiment of power line network device 10 of the present invention, it comprises:
One power line 11, one end connect a plug (not shown), for being inserted in the supply socket 20, are connected with power line conducting in the socket 20;
One power line communication module 12, it mainly comprises a power line coupler 121, a signal processing unit 122, a network package Transmit-Receive Unit 123, a network connection port 124 and an AC-DC conversion feeding unit 125; Wherein power line coupler 121 is connected to the other end of power line 11, to be electrically connected with power line 11, network package Transmit-Receive Unit 123 is connected to power line coupler 121 by signal processing unit 122, from the AC power of power line 11, to take out the network package data, purpose IP address according to network package offers suitable Internet device (can be network card 31 in the main frame 30) with network package by network connection port 124 again, AC-DC conversion feeding unit 125 and the power line coupler 121 the same power lines 11 that are connected to again, after AC power being converted to DC power supply, export power line coupler 121 to, signal processing unit 122 and network package Transmit-Receive Unit 123 are as the working power of described circuit; Described network connection port can be a RJ45 or RJ11;
One power-switching circuit 13, its ac power input end is connected with power line 11, constitute with the power line coupler 121 of power line communication module 12 to be connected in parallel, and dc power output end connects for main frame 30 supply sockets 32; Wherein power-switching circuit can be forward type (forward), semibridge system (Half-Bridge), full-bridge type (Full-Bridge), push-pull type (Push-Pull) or flyback power-switching circuits such as (Fly-Back).
Above-mentioned power-switching circuit 13 is obtained the mains ac power supply by power line 11, export main frame 30 to after the mains ac power supply being converted to DC power supply again, use for main frame 30, wherein current converter circuit 13 can be according to main frame 30 required DC power supply designs.
121 of the power line couplers of described power line communication module 12 are connected to identical power line 11, and be connected by this power line 11 and socket 20 interior power lines, as network package data transfer medium, allow main frame 30 carry out the transmission of network package data on this power line.Like this, the present invention is connected in parallel by power line communication module 12 and power-switching circuit 13 on the wall scroll power line 11, and realizes obtaining from power line respectively the double effects of electric main and network package data.
Because power line communication module 12 is connected with power line 11 by power line coupler 121, and ac-dc power conversion circuit 13 is connected coupling place of power line coupler 121 and power line 11, so when power line communication module 12 when power line 11 receives the network package data, can do not given filtering, and have influence on the transmission of network package data by the low pass filter in the power-switching circuit 13.
Because power line communication module 12 needs to use DC power supply, so this power line communication module 12 comprises an AC-DC conversion feeding unit 125, be converted to AC power and meet power line communication module 12 required DC power supply specifications power line 11, but its ac-dc power conversion circuit 13 has identical function, so as shown in Figure 2, another preferred embodiment of the present invention, itself and a last embodiment different designs are: described power line communication module 12 replaces AC-DC conversion feeding units 125 with stream translation feeding unit always 126, this direct current conversion feeding unit 126 is connected to the dc power output end of power-switching circuit 13, the DC power supply of its output is changed (buck or boost) for meeting the required DC power supply specification of power line communication module, so, 125 of AC-DC conversion feeding units compared to first embodiment have simpler circuit design, and can reach the effect of power saving.
As shown in the above description, power line communication module of the present invention and power-switching circuit coupling are parallel to an end of single power supply line, be plugged to AC Power supply socket by power line, be connected with power line in the socket, and obtain power supply simultaneously and carry out the transmission of network package data.When coupled computer uses, promptly can be connected with the network card and the host power supply socket of main frame respectively, only need single power line, computer operation power supply and network communication function can be provided simultaneously.With popularizing of present laptop computer, and most of laptop computer adopts again with the situation of voltage specification and it seems, it is quite high that the present invention uses range, improves present computer fully and be used the shortcoming that power line network device needs additional power supply line and socket, quite convenient in the use.
The foregoing description only is used to illustrate the present invention, but not is used to limit the present invention.
Claims (10)
1. a power line network device that has power supply function concurrently is characterized in that, comprising:
One power line, the one end is connected with a plug, for being inserted in the supply socket, is connected with power line conducting in the socket;
One power line communication module comprises a power line coupler and a network connection port, and wherein said power couplers is connected to the other end of described power line, and network connection port connects for network equipment;
One power-switching circuit, its ac power input end is connected with power line, constitute with the power line coupler of power line communication module to be connected in parallel, and dc power output end connects for the main frame dc supply input.
2. the power line network device that has power supply function concurrently as claimed in claim 1 is characterized in that, described power line communication module comprises:
One signal processing unit is connected with power line by described power line coupler, from the AC power taking-up network package data of power line or with the network package data load AC power;
One network package Transmit-Receive Unit is connected with signal processing unit is two-way, and is connected to described network connection port;
One AC-DC conversion feeding unit is connected to power line, and AC power is converted to DC power supply, as the working power of described power line coupler, signal processing unit and network package Transmit-Receive Unit.
3. the power line network device that has power supply function concurrently as claimed in claim 1 is characterized in that, described power line communication module comprises:
One signal processing unit is connected with power line by described power line coupler, from the AC power taking-up network package data of power line or with the network package data load AC power;
One network package Transmit-Receive Unit is connected with signal processing unit is two-way, and is connected to described network connection port;
Stream translation feeding unit always is connected to the dc power output end of described power-switching circuit, DC power supply is converted to the working power of described power line coupler, signal processing unit and network package Transmit-Receive Unit.
4. as any described power line network device that has power supply function concurrently in the claim 1 to 3, it is characterized in that described network connection port is a RJ45.
5. as any described power line network device that has power supply function concurrently in the claim 1 to 3, it is characterized in that described network connection port is a RJ11.
6. as any described power line network device that has power supply function concurrently in the claim 1 to 3, it is characterized in that described power-switching circuit is a forward type power-switching circuit.
7. as any described power line network device that has power supply function concurrently in the claim 1 to 3, it is characterized in that described power-switching circuit is half bridge power change-over circuit.
8. as any described power line network device that has power supply function concurrently in the claim 1 to 3, it is characterized in that described power-switching circuit is a full-bridge type power-switching circuit.
9. as any described power line network device that has power supply function concurrently in the claim 1 to 3, it is characterized in that described power-switching circuit is a push-pull type power-switching circuit.
10. as any described power line network device that has power supply function concurrently in the claim 1 to 3, it is characterized in that described power-switching circuit is a flyback power-switching circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005101030931A CN1937434A (en) | 2005-09-19 | 2005-09-19 | Power line network device concurrently with power supply function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005101030931A CN1937434A (en) | 2005-09-19 | 2005-09-19 | Power line network device concurrently with power supply function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1937434A true CN1937434A (en) | 2007-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005101030931A Pending CN1937434A (en) | 2005-09-19 | 2005-09-19 | Power line network device concurrently with power supply function |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7750495B2 (en) | 2007-10-12 | 2010-07-06 | Alpha Networks Inc. | Power line adapter and method of controlling power line adapter operated in power-saving mode |
| CN101572484B (en) * | 2008-04-11 | 2012-07-18 | 康舒科技股份有限公司 | Switched power supply with data communication function |
| CN102611480A (en) * | 2012-01-05 | 2012-07-25 | 明泰科技股份有限公司 | Wide-frequency power line network device |
| CN102970060A (en) * | 2012-11-20 | 2013-03-13 | 无锡乾煜信息技术有限公司 | Sensor combined with power carrier |
| CN103181116A (en) * | 2010-10-27 | 2013-06-26 | 大众汽车有限公司 | Network and method for operating a network |
| US8941976B1 (en) | 2011-01-25 | 2015-01-27 | Western Digital Technologies, Inc. | Configurable powerline Ethernet adapter and power supply |
| CN108964706A (en) * | 2018-06-27 | 2018-12-07 | 广州视源电子科技股份有限公司 | Power line signal transmission method and device and electric transmission equipment |
-
2005
- 2005-09-19 CN CNA2005101030931A patent/CN1937434A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7750495B2 (en) | 2007-10-12 | 2010-07-06 | Alpha Networks Inc. | Power line adapter and method of controlling power line adapter operated in power-saving mode |
| CN101572484B (en) * | 2008-04-11 | 2012-07-18 | 康舒科技股份有限公司 | Switched power supply with data communication function |
| CN103181116A (en) * | 2010-10-27 | 2013-06-26 | 大众汽车有限公司 | Network and method for operating a network |
| CN103181116B (en) * | 2010-10-27 | 2015-11-25 | 大众汽车有限公司 | Network and the method for operational network |
| US8941976B1 (en) | 2011-01-25 | 2015-01-27 | Western Digital Technologies, Inc. | Configurable powerline Ethernet adapter and power supply |
| CN102611480A (en) * | 2012-01-05 | 2012-07-25 | 明泰科技股份有限公司 | Wide-frequency power line network device |
| CN102611480B (en) * | 2012-01-05 | 2014-05-28 | 明泰科技股份有限公司 | Wide-frequency power line network device |
| CN102970060A (en) * | 2012-11-20 | 2013-03-13 | 无锡乾煜信息技术有限公司 | Sensor combined with power carrier |
| CN102970060B (en) * | 2012-11-20 | 2015-05-20 | 无锡乾煜信息技术有限公司 | Sensor combined with power carrier |
| CN108964706A (en) * | 2018-06-27 | 2018-12-07 | 广州视源电子科技股份有限公司 | Power line signal transmission method and device and electric transmission equipment |
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Open date: 20070328 |