CN204290445U - A kind of wireless charger with Bluetooth function - Google Patents
A kind of wireless charger with Bluetooth function Download PDFInfo
- Publication number
- CN204290445U CN204290445U CN201420749259.1U CN201420749259U CN204290445U CN 204290445 U CN204290445 U CN 204290445U CN 201420749259 U CN201420749259 U CN 201420749259U CN 204290445 U CN204290445 U CN 204290445U
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- bluetooth
- module
- chip microcomputer
- power conversion
- wireless charger
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Abstract
The utility model relates to a kind of wireless charger with Bluetooth function, comprise supply module, single-chip microcomputer, power conversion modules, signal pre-processing module, bluetooth module and wireless charging receiver, described single-chip microcomputer is connected to supply module, power conversion modules, signal pre-processing module and bluetooth module, described power conversion modules and wireless charging receiver are matched by transmitting coil, this transmitting coil is connected with signal pre-processing module, described bluetooth module is connected to antenna by filter, Bluetooth chip is provided with in this bluetooth module, the utility model adopts bluetooth module, by the cooperation of Bluetooth chip and single-chip microcomputer, charging device and other external equipments are made to carry out data interaction and communication, be convenient to carry out monitor and forecast to charging process, wireless charger is had apply widely, accord with the demands of the market, be applicable to large-scale promotion.
Description
Technical field
The utility model relates to wireless charging field, particularly relates to a kind of wireless charging device that can be carried out data communication by bluetooth.
Background technology
Current wireless charging technology is with induction the most popular with magnetic resonance type.The feature of induction wireless charging technology is that charging distance is short, the diameter of induction coil is smaller, operating frequency is lower, and now main is main industry standard with QI standard; The feature of magnetic resonance type wireless charging is that charging distance is relatively long, induction coil diameter is larger, operating frequency is higher, and now main is main industry standard with A4WP standard.
But be no matter the wireless charger based on QI standard or the wireless charger of A4WP standard, all there is certain problem, i.e. charging device and cannot data communication be carried out by charging device, the control in charging process and monitoring cannot be carried out, the larger use widely that have impact on charger.
Utility model content
For the present situation of above-mentioned prior art, technical problem to be solved in the utility model is to provide a kind of and can carries out data interaction and communication and can carry out the wireless charger with Bluetooth function of monitor and forecast to charging process.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of wireless charger with Bluetooth function, comprise supply module, single-chip microcomputer, power conversion modules, signal pre-processing module, bluetooth module and wireless charging receiver, described single-chip microcomputer is connected to supply module, power conversion modules, signal pre-processing module and bluetooth module, described power conversion modules and wireless charging receiver are matched by transmitting coil, this transmitting coil is connected with signal pre-processing module, described bluetooth module is connected to antenna by filter, Bluetooth chip is provided with in this bluetooth module.
Further, described wireless charging receiver comprises modulation module, and this modulation module can convert high frequency ac signal to modulation signal, and this modulation signal comprises charging status information.
Further, described bluetooth module is connected with external crystal-controlled oscillation and outer extension memory, and this bluetooth module can carry out data interaction and communication with other external equipments and information be passed to single-chip microcomputer.
Further, described power conversion modules comprises drive circuit.
Further, described single-chip microcomputer is connected with external crystal-controlled oscillation.
Compared with prior art, the utility model has the advantage of: the utility model adopts bluetooth module, by the cooperation of Bluetooth chip and single-chip microcomputer, charging device and other equipment of distant place are made to carry out data interaction and communication, be convenient to carry out monitor and forecast to charging process, wireless charger is had apply widely, accord with the demands of the market, be applicable to large-scale promotion.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is power conversion modules figure of the present utility model;
Fig. 3 is signal pre-processing module block diagram of the present utility model;
Fig. 4 is the messaging diagrams of single-chip microcomputer of the present utility model and bluetooth module.
Embodiment
As Figure 1-4, a kind of wireless charger with Bluetooth function, comprise supply module, single-chip microcomputer, power conversion modules, signal pre-processing module, bluetooth module and wireless charging receiver, described single-chip microcomputer is connected to supply module, power conversion modules, signal pre-processing module and bluetooth module, described power conversion modules and wireless charging receiver are matched by transmitting coil, this transmitting coil is connected with signal pre-processing module, described bluetooth module is connected to antenna by filter, described wireless charging receiver comprises modulation module, this modulation module can convert high frequency ac signal to modulation signal, this modulation signal comprises charging status information, described bluetooth module is connected with external crystal-controlled oscillation and outer extension memory, be provided with Bluetooth chip in this bluetooth module can carry out data interaction and communication with other external equipments and information be passed to single-chip microcomputer, described single-chip microcomputer is connected with external crystal-controlled oscillation, described supply module primary responsibility provides power supply to each chip, the voltage used is needed to be 3.3V and 12V, input is USB-micro, input voltage is 5V, described power conversion modules primary responsibility is by converting direct-current power into alternating-current power, and this module is made up of full bridge inverter and field effect transistor drive circuit thereof, and this drive circuit adopts driving chip, and efficiency of transmission is good, as shown in Figure 2, described signal pre-processing module is responsible for the modulation signal demodulation of about 100KHz, obtain the restituted signal of about 2KHz, secondly the current signal filter and amplification obtained sampling sends into processor, processor is transferred to carry out overcurrent protection, the electric current that preliminary treatment can also be obtained be multiplied with voltage obtain power send into processor do foreign bodies detection, as shown in Figure 3, transfer of data is carried out between described bluetooth module primary responsibility single-chip microcomputer and Bluetooth chip, data are transmitted by synchronous communication between single-chip microcomputer and bluetooth, except the clock end needed for common synchronous communication, sheet choosing end, outside data sending terminal and data receiver, also need dormancy end and interrupt output end, the interruptive port of Bluetooth chip produces interruption and the synchronous communication sheet of Bluetooth chip selects Enable Pin to set low thus starts synchronous communication transmission data, bluetooth module can expand outside FLASHROM or EEPROM, the radio-frequency (RF) output end of Bluetooth chip is by 50 ohm transmission line, 2.4GHz filter and balun circuit connect antenna, subnetwork protocol procedure firmware downloads to chip internal by asynchronous serial port.
When single-chip microcomputer provides two-way pulse-width signal, power conversion modules can produce the high frequency ac signal of 100 KHz, this signal is coupled to wireless charger receiver by transmitting coil, modulation module through wireless charger receiver obtains modulation signal, this modulation signal contains charging status information, this modulation signal feeds back to wireless charger transmitter by transmitting coil, the signal comprising charging status information is obtained again through signal pre-processing module, send into single-chip microcomputer again to process, by obtaining the data comprising charged state after single-chip microcomputer process, duty ratio or the frequency of two-way pulse-width signal can be adjusted according to these data one, thus automatically adjust the size of output voltage or electric current, it two can do overcurrent protection and foreign bodies detection according to these data, it three can pass to Bluetooth chip by processing the data that obtain by synchronous communication, other external equipments are sent to through antenna after data being further processed by Bluetooth chip, other external equipments can be used for detecting charging effect, other external equipments can be mobile phones etc., customize the mobile phone application software that controls charge function specially, by this application software, charge rate or charged level are set, application program of mobile phone sends an instruction and is wirelessly transmitted to Bluetooth chip, then Bluetooth chip is sent to single-chip microcomputer again, single-chip microcomputer is through processing thus controlling wireless charging.
The utility model adopts bluetooth module, by the cooperation of Bluetooth chip and single-chip microcomputer, charging device and other external equipments are made to carry out data interaction and communication, be convenient to carry out monitor and forecast to charging process, wireless charger is had apply widely, accord with the demands of the market, be applicable to large-scale promotion.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, it will be understood by those of skill in the art that it still can be modified to the technical scheme described in previous embodiment, or wherein portion of techniques feature has been replaced on an equal basis; And these amendments or replacement, do not make the essence of appropriate technical solution depart from spirit and the scope of each embodiment technical scheme of the utility model.
Claims (5)
1. one kind has the wireless charger of Bluetooth function, it is characterized in that, comprise supply module, single-chip microcomputer, power conversion modules, signal pre-processing module, bluetooth module and wireless charging receiver, described single-chip microcomputer is connected to supply module, power conversion modules, signal pre-processing module and bluetooth module, described power conversion modules and wireless charging receiver are matched by transmitting coil, this transmitting coil is connected with signal pre-processing module, described bluetooth module is connected to antenna by filter, is provided with Bluetooth chip in this bluetooth module.
2. a kind of wireless charger with Bluetooth function according to claim 1, it is characterized in that, described wireless charging receiver comprises modulation module, and this modulation module can convert high frequency ac signal to modulation signal, and this modulation signal comprises charging status information.
3. a kind of wireless charger with Bluetooth function according to claim 1, it is characterized in that, described bluetooth module is connected with external crystal-controlled oscillation and outer extension memory, and this bluetooth module can carry out data interaction and communication with other external equipments and information be passed to single-chip microcomputer.
4. a kind of wireless charger with Bluetooth function according to claim 1, it is characterized in that, described power conversion modules comprises drive circuit.
5. a kind of wireless charger with Bluetooth function according to claim 1, it is characterized in that, described single-chip microcomputer is connected with external crystal-controlled oscillation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420749259.1U CN204290445U (en) | 2014-12-04 | 2014-12-04 | A kind of wireless charger with Bluetooth function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420749259.1U CN204290445U (en) | 2014-12-04 | 2014-12-04 | A kind of wireless charger with Bluetooth function |
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| Publication Number | Publication Date |
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| CN204290445U true CN204290445U (en) | 2015-04-22 |
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| CN201420749259.1U Expired - Fee Related CN204290445U (en) | 2014-12-04 | 2014-12-04 | A kind of wireless charger with Bluetooth function |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106647468A (en) * | 2016-11-30 | 2017-05-10 | 广东石油化工学院 | Poisonous gas leakage source point intelligent detection device |
| CN106707721A (en) * | 2015-11-12 | 2017-05-24 | 朗昇科技（苏州）有限公司 | Multifunction watch |
| CN108696849A (en) * | 2017-04-07 | 2018-10-23 | Oppo广东移动通信有限公司 | Data transmission method, device, storage medium and electronic equipment |
| CN109377669A (en) * | 2018-12-22 | 2019-02-22 | 合肥师范学院 | The shared charging interactive system of one kind and method |
| CN110875640A (en) * | 2018-08-31 | 2020-03-10 | 努比亚技术有限公司 | Wireless charging device, electromagnetic transmission control method, and computer-readable storage medium |
-
2014
- 2014-12-04 CN CN201420749259.1U patent/CN204290445U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106707721A (en) * | 2015-11-12 | 2017-05-24 | 朗昇科技（苏州）有限公司 | Multifunction watch |
| CN106647468A (en) * | 2016-11-30 | 2017-05-10 | 广东石油化工学院 | Poisonous gas leakage source point intelligent detection device |
| CN108696849A (en) * | 2017-04-07 | 2018-10-23 | Oppo广东移动通信有限公司 | Data transmission method, device, storage medium and electronic equipment |
| CN108695998A (en) * | 2017-04-07 | 2018-10-23 | Oppo广东移动通信有限公司 | Data transmission method, device, storage medium and electronic equipment |
| WO2019192586A1 (en) * | 2017-04-07 | 2019-10-10 | Oppo广东移动通信有限公司 | Data transmission method and apparatus, storage medium, and electronic device |
| CN108696849B (en) * | 2017-04-07 | 2021-01-08 | Oppo广东移动通信有限公司 | Data transmission method, device, storage medium and electronic equipment |
| CN110875640A (en) * | 2018-08-31 | 2020-03-10 | 努比亚技术有限公司 | Wireless charging device, electromagnetic transmission control method, and computer-readable storage medium |
| CN110875640B (en) * | 2018-08-31 | 2022-11-25 | 努比亚技术有限公司 | Wireless charging device, electromagnetic transmission control method, and computer-readable storage medium |
| CN109377669A (en) * | 2018-12-22 | 2019-02-22 | 合肥师范学院 | The shared charging interactive system of one kind and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20150422 Termination date: 20191204 |