CN1606255A - Charger and modem for mobile communication terminal - Google Patents
Charger and modem for mobile communication terminal Download PDFInfo
- Publication number
- CN1606255A CN1606255A CNA200410069230XA CN200410069230A CN1606255A CN 1606255 A CN1606255 A CN 1606255A CN A200410069230X A CNA200410069230X A CN A200410069230XA CN 200410069230 A CN200410069230 A CN 200410069230A CN 1606255 A CN1606255 A CN 1606255A
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- CN
- China
- Prior art keywords
- signal
- communication
- terminal
- power line
- modem
- 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
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephone Function (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a mobile communication terminal charger as modem, which comprises: communication signal/electric power separation unit, which separates electric power transported by low-frequency carrier wave and high-frequency communication signals from power supply inputting through power cord; dc voltage output unit, which commutates ac power separated by the communication signal/electric power separation unit to preconcerted electrical level dc voltage suitable terminal charge, and outputs; power line modem unit, which modulates/demodulates communication signals separated by the communication signal/electric power separation unit to signals suitably communicating to terminals; interface unit, which accesses dc voltage of the dc voltage output unit and signals of the power line modem unit into terminals in physics.
Description
Technical field
The present invention relates to charger and modem for mobile communication terminal, be particularly related to a kind of when utilizing power line communication (PLC:Power Line Communication) to constitute home network, can the mobile communication terminal that be connected in power line modem be charged, communicate simultaneously or its charger and modem for mobile communication terminal of controlling with the home network constitution equipment.
Background technology
So-called home network, as the upgrading at full speed that is accompanied by social systems such as communication, broadcasting, along with the Internet is popularized and a kind of technology of receiving much attention in the family day by day, be meant and on the basis of the original function of home appliance, add communication function, make all devices in the family realize networking.Recently, the Internet special line has obtained popularizing in most of family, and is connected to other network of family outside, thereby can receive the information that needs at a high speed, utilization need not to append the telephone wire or the power line of wiring, also can high speed transmission data between the home appliance of portion's networking within the family.
On the other hand, mobile communication terminal is greatly universal recently, has almost reached the degree of 1 phone of staff, because most of family all also is equipped with plain old telephone, so, mobile communication terminal carried when generally going out, and when being in, because trouble and always do not carry mobile communication terminal.
That is to say, often wear the comfortable clothes that do not have pocket at home, carry out kitchen work or other housework, at this moment, because loaded down with trivial details and a variety of causes is being with terminal to stroll about and is being very much inconvenience, generally is terminal to be inserted on the charger charge.
So,, owing to do not hear the tinkle of bells, cause to postpone and confirm, make troubles,, also need to go to confirm the terminal of charging, very trouble at every turn even hear the tinkle of bells even mobile communication terminal has been received information (literal or voice etc.).
Content of the present invention
Therefore, problem proposes in order to solve as above in the past just in the present invention, purpose is to provide a kind of charger and modem for mobile communication terminal, when utilizing power line communication (PLC:Power LineCommunication) to constitute home network, the mobile communication terminal that is connected in power line modem is charged, and the while communicates by letter with the home network constitution equipment or it is controlled.
For realizing as above purpose, the invention provides a kind of charger and modem for mobile communication terminal, comprise following several sections: signal of communication/electric power separative element, it is used for separating electric power and the high-frequency communication signal of carrying with low frequency (60Hz) carrier wave from the power supply by the power line input; The direct voltage output unit, it is rectified into the direct voltage of the set level that is fit to terminal charge, the line output of going forward side by side to the alternating electromotive force by above-mentioned signal of communication/electric power separative element separation; The power line modem unit, it becomes the suitable signal that communicates with terminal to the signal of communication modulating/demodulating that separates by above-mentioned signal of communication/electric power separative element; Interface unit, it is used for the signal of the direct voltage of above-mentioned direct voltage output unit output and the output of power line modem unit is accessed terminal on physical angle.
Main idea of the present invention provides a kind of like this device, promptly, mobile communication terminal is inserted into charge on the charger in, be connected to home network by modulator-demodulator, thereby can utilize terminal to control other home network constitution equipment, or utilize other home network constitution equipment control terminal.Suppose that mobile communication terminal and user be not when same room, when mobile communication terminal is received short message etc., circulate a notice of this fact by the miscellaneous equipment that is registered to home network, make the user pass through the short message that this home network device remote acknowledgement terminal receives in current location, on the contrary, also can utilize the equipment (washing machine, electric light, air-conditioning etc.) of terminal remote control home-network linkups.
That is to say that the present invention is not the technology that the miscellaneous equipment that is operatively connected to home network will be provided, neither provide by the required technology of miscellaneous equipment control mobile communication terminal.Use above-mentioned technology, need be connected to home network earlier.And the present invention will provide a kind of charger and modem, charger is also used as be connected to the required modulator-demodulator of home network, can save the space, can charge again and carries out home-network linkups.
Brief description of drawings
Fig. 1 is the block diagram of the required simple formation of display application charger and modem of the present invention;
Fig. 2 is the structured flowchart of charger and modem for mobile communication terminal of the present invention.
The label list of major part is as follows in the accompanying drawing:
Charger and modem 100 signals of communication/electric power separative element 101
Direct voltage output unit 102 power line modem unit 103
Interface unit 104
Embodiment
With reference to the accompanying drawings, useful embodiment of the present invention is described.
Fig. 1 is the block diagram of the required simple formation of display application charger and modem of the present invention.Charger and modem 100 need not other and appends communication line except power circuit, by the power line modem rectification and export set direct voltage, terminal 200 is connected with above-mentioned charger and modem 100 by its female terminal 201.
That is, mobile communication terminal 200 can charge by the power port (not marking among the figure) of female terminal, meanwhile, can communicate by communication port (UART or USB port), just mobile communication terminal can be connected to home network.
As a reference, standard as home network of new generation, the power line communication (PLC:Power Line Communication) that need not to append communication line has been used as a kind of solution proposition of cheapness, the present invention adds charger function in above-mentioned power line modem (PLC modem), built-in based on the OFDM of present PLC physical layer standard or the modulator-demodulator of DMT, can pass through UART or USB interface, realization is communicated by letter with terminal.
If the physical layer of the mobile communication terminal that the standard of PLC physical layer can be used now with CDMA (code division multiple access) etc. keeps compatible, so also can use the internal modems of terminal, in this case, just can reduce the price of charger.
Fig. 2 is the structured flowchart of charger and modem for mobile communication terminal of the present invention.As shown in the figure, it is made of following several sections: signal of communication/electric power separative element 101, and it is used for separating electric power and the high-frequency communication signal of carrying with low frequency (60Hz) carrier wave from the power supply by the power line input; Direct voltage output unit 102, it is being rectified into the direct voltage of the set level that is fit to terminal charge, the line output of going forward side by side by above-mentioned signal of communication/alternating electromotive force that electric power separative element 101 separates; Power line modem unit 103, it is the signal that becomes to be fit to by the signal of communication modulating/demodulating that above-mentioned signal of communication/electric power separative element 101 separates to communicate with terminal; Interface unit 104, it is used for the signal of the direct voltage of above-mentioned direct voltage output unit 102 outputs and 103 outputs of power line modem unit is accessed terminal on physical angle.
At this moment, above-mentioned power line modem unit is the modulator-demodulator of observing PLC standards such as OFDM (OFDM), CDMA, when from physical layer use CDMA, a part of modulating/demodulating correlation function of power line modem unit can be transferred on the mobile communication terminal.
The following describes action and effect as the device of above-mentioned formation shown in Figure 2.
At first, charger and modem 100 of the present invention obtains the power supply supply from supply socket (not marking the figure).At this moment, owing to utilize power line to constitute home network, also together comprising signal of communication in the power supply that each supply socket obtains.
After charger and modem 100 is received the power supply supply that contains signal of communication simultaneously, power supply is separated with signal of communication, as the required power supply of self work, output simultaneously is used for direct voltage that terminal is charged, and isolated signal of communication passes to the power line modem unit.
Then, above-mentioned power line modem unit carries out demodulation to signal, exports to terminal,, exports by power line again through modulation from the signal of terminal output, realizes and the communicating by letter of home network constitution equipment.
As the above-mentioned explanation of doing, charger and modem for mobile communication terminal of the present invention has following effect, promptly, when utilizing power line communication (PLC) to constitute home network, can the mobile communication terminal that be connected in power line modem be charged, the while communicates by letter with the home network constitution equipment or it is controlled.
Claims (3)
1. a charger and modem for mobile communication terminal is characterized in that, comprising:
Signal of communication/electric power separative element, it is used for separating electric power and the high-frequency communication signal of carrying with low frequency carrier signal from the power supply by the power line input;
The direct voltage output unit, it is rectified into the direct voltage of the set level that is fit to terminal charge, the line output of going forward side by side to the alternating electromotive force by described signal of communication/electric power separative element separation;
The power line modem unit, it becomes the suitable signal that communicates with terminal to the signal of communication modulating/demodulating that separates by described signal of communication/electric power separative element;
Interface unit, it is used for the signal of the direct voltage of described direct voltage output unit output and the output of described power line modem unit is accessed terminal on physical angle.
2. charger and modem for mobile communication terminal according to claim 1, it is characterized in that, described power line modem unit is the modulator-demodulator of observing power line communication standards such as OFDM, CDMA, when from physical layer use CDMA, in mobile communication terminal, handle a part of modulating/demodulating correlation function of power line modem unit.
3. charger and modem for mobile communication terminal according to claim 1, it is characterized in that, described terminal and power line modem unit insert direct voltage and signal of communication simultaneously by female terminal, and signal of communication is realized exchange with universal asynchronous receiver or USB mode.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2003-0070361 | 2003-10-09 | ||
| KR1020030070361A KR20050034446A (en) | 2003-10-09 | 2003-10-09 | Modem compatible charger for mobile communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1606255A true CN1606255A (en) | 2005-04-13 |
Family
ID=34793029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200410069230XA Pending CN1606255A (en) | 2003-10-09 | 2004-07-15 | Charger and modem for mobile communication terminal |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20050034446A (en) |
| CN (1) | CN1606255A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009254123A (en) * | 2008-04-07 | 2009-10-29 | Nec Corp | Electric vehicle battery charging system |
| CN102710028A (en) * | 2012-06-18 | 2012-10-03 | 浙江方大智控科技有限公司 | Cable theft-proof monitoring system based on passive carrier communication |
| CN104769850A (en) * | 2012-11-07 | 2015-07-08 | 高通股份有限公司 | Error correction for powerline communication modem interface |
| WO2016041476A1 (en) * | 2014-09-16 | 2016-03-24 | 中兴通讯股份有限公司 | Mobile terminal charging system, mobile terminal and charging device thereof |
| CN110581720A (en) * | 2019-09-04 | 2019-12-17 | 武汉长光科技有限公司 | testing device, system and testing method for converting G.hn PLC power line into coaxial line |
| CN110933549A (en) * | 2019-11-28 | 2020-03-27 | 歌尔科技有限公司 | Wireless earphone, charging box and wireless earphone charging system |
| CN113411791A (en) * | 2020-03-17 | 2021-09-17 | 北京小米移动软件有限公司 | Charger, data transmission method and device |
| WO2021212767A1 (en) * | 2020-04-20 | 2021-10-28 | 炬芯科技股份有限公司 | Communication method, communication circuit and communication system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100849325B1 (en) * | 2001-12-26 | 2008-07-29 | 삼성전자주식회사 | Apparatus and method for transmitting the data for upgrading the program of mobile station |
-
2003
- 2003-10-09 KR KR1020030070361A patent/KR20050034446A/en not_active Application Discontinuation
-
2004
- 2004-07-15 CN CNA200410069230XA patent/CN1606255A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8102248B2 (en) | 2008-04-07 | 2012-01-24 | Nec Corporation | Battery charging system for electric vehicle |
| CN101594005B (en) * | 2008-04-07 | 2012-06-20 | 日本电气株式会社 | Battery charging system for electric vehicle |
| JP2009254123A (en) * | 2008-04-07 | 2009-10-29 | Nec Corp | Electric vehicle battery charging system |
| CN102710028A (en) * | 2012-06-18 | 2012-10-03 | 浙江方大智控科技有限公司 | Cable theft-proof monitoring system based on passive carrier communication |
| CN102710028B (en) * | 2012-06-18 | 2014-06-04 | 浙江方大智控科技有限公司 | Cable theft-proof monitoring system based on passive carrier communication |
| 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 |
| CN104769850A (en) * | 2012-11-07 | 2015-07-08 | 高通股份有限公司 | Error correction for powerline communication modem interface |
| WO2016041476A1 (en) * | 2014-09-16 | 2016-03-24 | 中兴通讯股份有限公司 | Mobile terminal charging system, mobile terminal and charging device thereof |
| CN105490315A (en) * | 2014-09-16 | 2016-04-13 | 中兴通讯股份有限公司 | Mobile terminal charging system, mobile terminal, and charging device for mobile terminal |
| CN110581720A (en) * | 2019-09-04 | 2019-12-17 | 武汉长光科技有限公司 | testing device, system and testing method for converting G.hn PLC power line into coaxial line |
| CN110581720B (en) * | 2019-09-04 | 2021-05-18 | 武汉长光科技有限公司 | Testing device, system and testing method for converting G.hn PLC power line into coaxial line |
| CN110933549A (en) * | 2019-11-28 | 2020-03-27 | 歌尔科技有限公司 | Wireless earphone, charging box and wireless earphone charging system |
| CN110933549B (en) * | 2019-11-28 | 2021-06-15 | 歌尔科技有限公司 | Wireless earphone, charging box and wireless earphone charging system |
| CN113411791A (en) * | 2020-03-17 | 2021-09-17 | 北京小米移动软件有限公司 | Charger, data transmission method and device |
| WO2021212767A1 (en) * | 2020-04-20 | 2021-10-28 | 炬芯科技股份有限公司 | Communication method, communication circuit and communication system |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20050034446A (en) | 2005-04-14 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20050413 |