CN202134948U - Intelligent usb charger - Google Patents
Intelligent usb charger Download PDFInfo
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- CN202134948U CN202134948U CN201120111008U CN201120111008U CN202134948U CN 202134948 U CN202134948 U CN 202134948U CN 201120111008 U CN201120111008 U CN 201120111008U CN 201120111008 U CN201120111008 U CN 201120111008U CN 202134948 U CN202134948 U CN 202134948U
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Abstract
The utility model provides an intelligent USB charger having a network communication capability, comprising a power line modulation-demodulation unit, a USB output port unit, an AC adapter unit and a charging control unit. The charger has a broadband power line modulation-demodulation capability based on IEEE P1901/Homeplug protocol. The charger also has a USB power supply and communication port, and therefore, on/off state of the charger can be remotely controlled, and an intelligent terminal connected with the charger can be remotely controlled, ubiquitous network data transfer capability can be effectively supplied for a household, and intellectualization of electric power utilization can be realized.
Description
Technical field
The utility model relates to a kind of intelligent USB charging device with broadband network modulation function, can be that the terminal provides the network sharing functionality through USB interface.
Background technology
The almost unified USB interface that adopted of handheld terminal is as the main thoroughfare of charging and data are downloaded at present.Although yet USB interface itself can carry out transfer of data and low-voltage DC supply simultaneously, there is not a kind of USB charger not having the down auxiliary of Table top type smart machine such as PC, can be simultaneously the data and the function of supplying power of USB interface be used.Another aspect, handheld terminal have to download by wireless networks such as GPRS, 3G, WLAN in order to carry out transfer of data, and this mode not only power consumption is bigger, and cost is also having than limitations aspect signal stabilization and the bandwidth than higher.
And broadband power line communication technology PLC (Power Line Communication) utilizes power line as carrier; On existing household power spider lines, realize the synchronous and shared of signals of communication such as data, voice and video; This technology is modulated on the electric power networks at the high-frequency signal of transmitting terminal with carrying information; Utilize power line to transmit, at receiving terminal, the demodulator that receives information is with high-frequency communication signal separation solution furnishing digital signal from AC power; And be sent to corresponding communication terminal, transmit with realization information.Terminal equipment only needs to be inserted into attaching plug to the PLC equipment that has demodulation function, just can realize that network connects, and carries out concrete network service.At present, power line communication technology has been widely used in building of local area network (LAN): reduce independent comprehensive wiring cost, overcome problems such as the little and signal dead angle of WIFI coverage.The PLC technology is organized the IEEE authentication through global local area network standard at present, and existing Local Area Network standard through whole world checking comprises that the proposition that just is being based on IEEE802.3 standard and IEEE802.11 standard of popularizing of Ethernet and WLAN WIFI standard just is able to become possibility.IEEE P1901 standard is that IEEE is towards the unified standard of power line communication in recent years, and it has united whole industry, for power line is widely used in the network communication speed-raising.At present the physical layer transmission speed of IEEE P1901/Homeplug agreement has realized 500Mbps, satisfies the bandwidth demand of handheld device such as USB fully.The power communication equipment of present IEEEP1901 standard still has only ethernet network modulation ability; Therefore do not have cheaply a kind ofly, wired Embedded USB Device of high robust and high bandwidth can utilize the such function of power line communication for usb terminal information service to be provided.
Therefore, a kind of speed is fast, stability is high, conversion cost is low and the utility model of the intelligent USB charger of ability efficent use of resources is necessary application demand.
The utility model content
The technical problem that the utility model will solve is that the prior USB charger can not provide embedded networking applications and function of supplying power simultaneously; Make the USB connectivity scenario to have increased the demand of the Table top type network equipment and increased the complexity of using, thereby influenced the popularization etc. of usb data transfer function.
In order to solve the problems of the technologies described above; The utility model provides a kind of intelligent USB charger, and this socket is integrated with the network modem chip and the Ethernet USB conversion chip of broadband power line Homeplug/IEEE P1901 procotol, through carrying the broadband network communication agreement on electric power networks; The user can carry out data-intensive usb data transmission through this charger; Download long-range file synchronization, transmission, lot of data backup and preservation etc. like real-time audio frequency and video; The user also can be through the electric power output of this charger of network remote control simultaneously; Realize charger intellectuality; As control the on off state of charger, output current, voltage or power, the real time datas such as power consumption that can collect electric power terminal on the charger simultaneously.
Primary structure comprises:
1. power adaptation unit; Be used for converting family expenses 220V alternating current into other built-in unit required low-voltage dc power supply; Comprising AC-DC switch power module and DC-DC direct current transformation module, the high-voltage alternating forceful electric power is converted into the low-voltage DC that can supply modem chip and usb terminal to use.If the voltage that modem chip uses is different with the USB output voltage, then need two different DC-DC direct current transformation modules to be respectively two supply of equipment different voltages with different power supplys.
2. the network power line modem module based on the IEEEP1901/Homeplug agreement, can obtain network data from power line, can data or the real-time monitor data that socket is collected be loaded on the power line simultaneously.It comprises AR7400, AR1500 chipset; AR7400/AR1500 is the modem chip group of a cover based on Homeplug/IEEE P1901 power line communication agreement; Wherein AR7400 is that digital baseband is handled microcontroller; Be to be the SOC(system on a chip) (SoC) of core with the ARM central processing unit, AR1500 is the power line communication analog front-end chip.AX88772 is that USB is to the ethernet network control chip.Possess the microcontroller of USB Host serial line interface by AX88772 collocation, can the connectivity of Ethernet be added in the embedded system, microcontroller not only can send data via network, also can reach the function of Long-distance Control.
3.USB output port connects the electric power networks modem module, through USB port output/input communication data and low-voltage power supply, can comprise USB HUB subelement, can support the power supply of a plurality of USB ports simultaneously, and the data interaction of time-sharing multiplex;
4. supply control unit utilizes the network control data of modem module output to control the size of break-make, output current and the power of low-voltage direct output, realizes the control to the output of USB electric power;
The purpose of the utility model is come concrete the realization through following technical scheme:
A kind of intelligent USB charger, it comprises the power adaptation unit that is used for the family expenses alternating current is converted into low-voltage dc power supply; Obtain network data from power line, simultaneously network signal is loaded into the network power line modem module on the power line; And be connected to modem module, through the transmission unit of USB port output/input communication data.
Described intelligent USB charger can provide the interconnected information synchronization and the broadband communications of the powerline remote usb terminal equipment that communication terminal and charger are connected.
The power line modem module that can include USB interface output in the network modem module of this intelligence USB charger; Also can include power line network modem module and Ethernet changes the USB transmission unit, is used for the power line network signal arrives the usb protocol signal again to the ethernet network signal conversion.
This intelligence USB charger includes a kind of power line modem module and adopts IEEE P1901 or Homeplug power line communication agreement to carry out modulation.
The usb terminal equipment that is connected with this intelligence USB charger can send digital signal according to the battery detecting state of self, and the network modem module is according to analyzing the digital signal notice charging control unit switched charge circuit that the USB end sends.
The far-end power communication equipment that is connected through power line with this intelligence USB charger can long-range transmission power line network signal, and the network modem module is according to analyzing the digital signal notice charging control unit switched charge circuit that the USB end sends.
In addition, this intelligence USB charger can expand to USB HUB, is the power devices of different USB ports simultaneously, and is that the equipment of different USB ports carries out transfer of data based on time-multiplexed mode.
The beneficial effect that the utility model can bring is: reduce the demand to Table top type intelligence USB main control device, offer the ubiquitous network data handling capacity of family, realize that simultaneously the electric power of usb terminal utilizes intelligent.
Description of drawings
Combine the description of its accompanying drawing through following embodiment, can further understand and use novel purpose, specific structural features and advantage in fact the utility model.Wherein, accompanying drawing is:
Fig. 1 is that the module of the utility model intelligence USB charger is formed and data flow figure;
Fig. 2 is the HUB Application of Interface sketch map that connects the utility model intelligence USB charger;
Fig. 3 is that the home network device that connects the utility model intelligence USB charger is used sketch map;
Embodiment
The utility model is to propose a kind of intelligent USB charger, and the broadband network modulation function that it has power line has the usb data network communications capability, has the ability that collection USB or power line network signal are used to control its charging behavior, and practical ability is stronger.
The most preferred embodiment of the utility model provides a kind of intelligent USB charger, and it provides the ability of electric power output, network communication interface and Long-distance Control.
The composition of intelligence USB charger is as shown in Figure 1; Circuit a is the uplink of power line; Loaded 220v alternating current and RF power communication signal, the 220V alternating current has been converted into 3.3v and 5v direct current, be used to each inner module for power supply of socket through 1-power adaptation unit, unit; Circuit b is the electric power signal line that is loaded with high-frequency digital signal; Through unit 2-network power line modem module network signal is separated from electric power signal; Unit 2 mainly is to be realized by power line communication baseband processing chip group AR7400/AR1500 and USB Ethernet conversion chip AX88772 based on IEEE P1901/Homeplug technology; Transmit the usb data signal between unit 2 and the unit 3USB output port, unit 3USB output port and usb terminal equipment communicate; Simultaneously; Unit 2 can pass through GPIO with the arrowband control signal of power line communication chip; Arrowband such as UART or SPI control interface passes to unit 4 supply control units with data d-control data, and unit 4 is according to the information Control electric power output e of data d, thereby realization is to the control of electric power output g.
Embodiment one: Fig. 2 is applied to the embodiment of USB HUB charger for the utility model; Among this embodiment; The up connection of intelligence USB charger is loaded with the electric power networks of ethernet signal; Obtain the ethernet communication signal through the modem module that has the PLC demodulation ability, the USB output module carries out HUB formula one-to-many and connects, and has realized the usb data line function of multichannel USB charge function and time-sharing multiplex.
Embodiment two: figure is the embodiment that the utility model is applied to the household power communication network; Among this embodiment; Home network inserts total control end has a power communication modulation router; Each power supply node in family's electric power networks can insert many intelligent USB chargers simultaneously, and the transmission of the electric power and the network information is provided for USB device.Because the power communication agreement is based on the agreement of CSMA/CD, although the equipment in the electric power network can not produce network conflict when carrying out transfer of data, bandwidth will increase and proportional decline along with the node of this intelligent charger full speed Network Transmission.But the physical layer bandwidth of 500Mbps considerably beyond present 10Mb with interior network actual demand.
To sum up tell, the utility model intelligence USB charger not only can provide transfer of data and supply of electric power simultaneously, and charge condition that can this charger of Long-distance Control; Can the power supply and the network data transmission of multiport be provided through USB HUB parallel connection.
More than being merely the preferred embodiments of utility model, is not the protection range that is used to limit the utility model.All within the spirit and principle of the utility model, any modification done such as the replacement of chip model, other circuit are equal to replacement, improvement etc., all should be encompassed within the protection range of the utility model.
Claims (8)
1. intelligent USB charger, it is characterized in that: it comprises the power adaptation unit that is used for daily alternating current is converted into low-voltage dc power supply; Obtain network data from power line, the network power line modem module of the switch of controlled in real-time USB direct current supply simultaneously; And be connected to modem module, usb interface unit.
2. intelligent USB charger according to claim 1 is characterized in that: described USB charger can provide the interconnected synchronous and broadband communications of the powerline remote usb terminal equipment that communication terminal and charger are connected.
According to claim 1 with require 2 described intelligent USB chargers, it is characterized in that: the power line modem module that can include USB interface output in the network modem module of said intelligent USB charger; Or include power line network modem module and Ethernet commentaries on classics USB transmission unit, be used for the power line network signal arrives the usb protocol signal again to the ethernet network signal conversion.
4. intelligent USB charger according to claim 1 is characterized in that: said power line modem module adopts IEEE P1901 or Homeplug power line communication agreement to carry out modulation.
5. intelligent USB charger according to claim 1; It is characterized in that: described usb terminal equipment can send digital signal according to the battery detecting state of self, and the network modem module is according to analyzing the digital signal notice charging control unit switched charge circuit that the USB end sends.
6. intelligent USB charger according to claim 1; It is characterized in that: described far-end power communication equipment can long-range transmission power line network signal, and the network modem module is according to analyzing the digital signal notice charging control unit switched charge circuit that the USB end sends.
7. intelligent USB charger according to claim 1; It is characterized in that: described intelligent USB charger can expand to USB HUB; Be the power devices of different USB ports simultaneously, and be that the equipment of different USB ports carries out transfer of data based on time-multiplexed mode.
8. intelligent USB charger according to claim 1, it is characterized in that: the USB port of described intelligent USB charger can be followed agreements such as USB1.x, USB2.0, USB3.0; The power line communication port can be followed agreements such as Homeplug, HomePNA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120111008U CN202134948U (en) | 2011-04-15 | 2011-04-15 | Intelligent usb charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120111008U CN202134948U (en) | 2011-04-15 | 2011-04-15 | Intelligent usb charger |
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| CN202134948U true CN202134948U (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120111008U Expired - Fee Related CN202134948U (en) | 2011-04-15 | 2011-04-15 | Intelligent usb charger |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103904915A (en) * | 2012-12-27 | 2014-07-02 | 联想(北京)有限公司 | Power adapter and electronic device applied with power adapter |
| CN104901717A (en) * | 2015-05-22 | 2015-09-09 | 万高(杭州)科技有限公司 | Compatible communication equipment |
| CN105809002A (en) * | 2016-03-09 | 2016-07-27 | 广东欧珀移动通信有限公司 | Charging method of user terminal and user terminal |
| CN108270468A (en) * | 2017-01-03 | 2018-07-10 | 联阳半导体股份有限公司 | Power line communication terminal device and power line communication system |
| CN108494646A (en) * | 2018-05-23 | 2018-09-04 | 深圳湾趣堂科技有限公司 | A kind of network equipment for dense deployment intelligent terminal |
| CN108491342A (en) * | 2018-02-08 | 2018-09-04 | 青岛海信移动通信技术股份有限公司 | A kind of method and terminal carrying out access switching |
| CN110048484A (en) * | 2019-04-30 | 2019-07-23 | 珠海格力电器股份有限公司 | Communication control circuit and its control method, device, air conditioner |
-
2011
- 2011-04-15 CN CN201120111008U patent/CN202134948U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103904915A (en) * | 2012-12-27 | 2014-07-02 | 联想(北京)有限公司 | Power adapter and electronic device applied with power adapter |
| CN103904915B (en) * | 2012-12-27 | 2017-02-22 | 联想(北京)有限公司 | Power adapter and electronic device applied with power adapter |
| CN104901717A (en) * | 2015-05-22 | 2015-09-09 | 万高(杭州)科技有限公司 | Compatible communication equipment |
| CN105809002A (en) * | 2016-03-09 | 2016-07-27 | 广东欧珀移动通信有限公司 | Charging method of user terminal and user terminal |
| CN105809002B (en) * | 2016-03-09 | 2019-02-12 | Oppo广东移动通信有限公司 | A kind of user terminal charging method and user terminal |
| CN108270468A (en) * | 2017-01-03 | 2018-07-10 | 联阳半导体股份有限公司 | Power line communication terminal device and power line communication system |
| CN108491342A (en) * | 2018-02-08 | 2018-09-04 | 青岛海信移动通信技术股份有限公司 | A kind of method and terminal carrying out access switching |
| CN108494646A (en) * | 2018-05-23 | 2018-09-04 | 深圳湾趣堂科技有限公司 | A kind of network equipment for dense deployment intelligent terminal |
| CN110048484A (en) * | 2019-04-30 | 2019-07-23 | 珠海格力电器股份有限公司 | Communication control circuit and its control method, device, air conditioner |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhao Wei Document name: Notification of Decision on Request for Restoration of Right |
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| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: ZHANG YU LI HONGKAN Effective date: 20140504 Owner name: SHANXI THINGNET TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHAO WEI Effective date: 20140504 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 200005 CHANGNING, SHANGHAI TO: 030600 JINZHONG, SHAANXI PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140504 Address after: 030600, No. 666, Hua Xi Street, Jinzhong Development Zone, Jinzhong, Shanxi Patentee after: Shanxi Thingnet Technology Co., Ltd. Address before: 200005, room 18, No. 293, Lane 501, Panyu Road, Shanghai, Changning District Patentee before: Zhao Wei Patentee before: Zhang Yu Patentee before: Li Fukan |
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| DD01 | Delivery of document by public notice |
Addressee: Zhao Wei Document name: Notification of Passing Examination on Formalities |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20190415 |