CN204316162U - A kind of dual-mode wireless charging device - Google Patents
A kind of dual-mode wireless charging device Download PDFInfo
- Publication number
- CN204316162U CN204316162U CN201420869371.9U CN201420869371U CN204316162U CN 204316162 U CN204316162 U CN 204316162U CN 201420869371 U CN201420869371 U CN 201420869371U CN 204316162 U CN204316162 U CN 204316162U
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- China
- Prior art keywords
- wireless charging
- communicating circuit
- charging
- coil
- pma
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of dual-mode wireless charging device, this device is used for carrying out wireless charging for power consumption equipment, comprise the charging input module, charge control components and the charging output precision that connect successively, charging output precision comprises Qi communicating circuit, PMA communicating circuit and coil, Qi communicating circuit is connected with charge control components and coil respectively with the two ends of PMA communicating circuit, coil and power consumption equipment wireless connections.Compared with prior art, the utility model is equipped with Qi communicating circuit and PMA communicating circuit simultaneously, can carry out Intelligent Recognition and select Qi or PMA pattern to charge, and can realize the wireless charging of more than 15W according to the type being placed on wireless charging recipient.
Description
Technical field
The utility model relates to a kind of charging device, especially relates to a kind of dual-mode wireless charging device.
Background technology
Along with mobile phone is transitioned into smart mobile phone from analog machine, smart mobile phone can process HD video game etc., but power consumption is very big, the average stand-by time of intelligent machine only has about one day, its charge requirement very large, traditional wireless charging is the charging supporting QI wireless standard, it adopts electromagnetic induction principle charging, but the wireless charging device supported is limited, and support mode is single, can not support PMA standard, power is little.The charge power of power maximum support 5W, limits the kind of charging device so greatly, cannot meet the panel computer charging of main flow on market.
Summary of the invention
The purpose of this utility model be exactly in order to overcome above-mentioned prior art exist defect and a kind of dual-mode wireless charging device is provided.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of dual-mode wireless charging device, this device is used for carrying out wireless charging for power consumption equipment, comprise the charging input module, charge control components and the charging output precision that connect successively, described charging output precision comprises Qi communicating circuit, PMA communicating circuit and coil, described Qi communicating circuit is connected with charge control components and coil respectively with the two ends of PMA communicating circuit, described coil and power consumption equipment wireless connections.
Described charging output precision also comprises Wireless charging coil driver element, and the two ends of described Wireless charging coil driver element are connected with charge control components and coil respectively.
Described charging input module comprises interconnective DC power supply and DC-DC conversion circuit, and this DC-DC conversion circuit is also connected with Wireless charging coil driver element.
Described charge control components comprises wireless charging controller, and this wireless charging controller is connected with Qi communicating circuit, PMA communicating circuit, charge input module and the output precision that charges respectively.
Described charge control components also comprises overvoltage overcurrent control circuit, and these overvoltage overcurrent control circuit two ends are connected with charging input module with wireless charging controller respectively.
Compared with prior art, the utility model has the following advantages:
1) support mode is many, can carry out Intelligent Recognition select Qi or PMA pattern to charge according to the type being placed on wireless charging recipient.
2) high-power charging is supported, the low power charging of 5W only supported by the charger of existing market, cannot support the charging accepting device that 15W is upper and lower, the panel computer of main flow on such as market, the wireless charging based on PMA agreement can realize the wireless charging of more than 15W.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is Qi communicating circuit physical circuit figure;
Fig. 3 is the physical circuit figure of PMA communicating circuit;
Wherein: 1, charge input module, 2, charge control components, 3, charging output precision, 4, power consumption equipment, 11, DC power supply, 12, DC-DC conversion circuit, 21, wireless charging controller, 22, overvoltage overcurrent control circuit, 31, Qi communicating circuit, 32, PMA communicating circuit, 33, coil, 34, Wireless charging coil driver, 35, drive coil.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.The present embodiment is implemented premised on technical solutions of the utility model, give detailed execution mode and concrete operating process, but protection range of the present utility model is not limited to following embodiment.
A kind of dual-mode wireless charging device, as shown in Figure 1, this device is used for carrying out wireless charging for power consumption equipment 4, comprise the charging input module 1 connected successively, charge control components 2 and charging output precision 3, charging output precision 3 comprises Qi communicating circuit 31, PMA communicating circuit 32 and coil 33, Qi communicating circuit 31 is connected with charge control components 2 and coil 33 respectively with the two ends of PMA communicating circuit 32, coil 33 and power consumption equipment 4 wireless connections, wherein Qi communicating circuit 31 and PMA communicating circuit 32 are QI and PMA communicating circuit, the modulation and demodulation work of primary responsibility radio charge protocol, physical circuit figure respectively as shown in Figures 2 and 3.
Charging output precision 3 also comprises Wireless charging coil driver element, the two ends of Wireless charging coil driver element are connected with charge control components 2 and coil 33 respectively, in the present embodiment, Wireless charging coil driver element is made up of interconnective Wireless charging coil driver 34 and drive coil 35, Wireless charging coil driver 34 is connected with charge control components 2, and drive coil 35 is connected with coil 33.
Charging input module 1 comprises interconnective DC power supply 11 and DC-DC conversion circuit 12, and this DC-DC conversion circuit 12 is also connected with charge coil driver 34, and DC power supply 11 volume can be the voltage input of 9-16V scope.
Charge control components 2 comprises wireless charging controller 21, and this wireless charging controller 21 is connected with Qi communicating circuit 31, PMA communicating circuit 32, charge input module 1 and Wireless charging coil driver 34 respectively.
Charge control components 2 also comprises overvoltage overcurrent control circuit 22; these overvoltage overcurrent control circuit two ends are connected with DC-DC conversion circuit 12 with wireless charging controller 21 respectively, and then overvoltage overcurrent control circuit 22 real-time detection abnormal voltage is issued wireless charging controller 21 process and made circuit protection action after the process of signal.
Drive coil 35 adopts metal-oxide-semiconductor to carry out full-bridge driving, has the feature that charge efficiency is high like this.Metal-oxide-semiconductor IPG20N04S4 is controlled by TS61001, wireless charging controller 21 exports PWM carries out coil vibrational control to TS61001 wireless charging, and wireless charging controller 21 can regulate the frequency of PMW and duty ratio to keep the constant of power output by pid algorithm according to the output current size detected.
During work, Ping instruction can be sent out time device is started working and go trial to go wireless charging receiver to communicate, can carry out identifying and configuration status if successfully set up communication, if successfully can beginning charged state be carried out.In any one state as run into abnormal data bag or communication system can get back to Ping state.
Claims (5)
1. a dual-mode wireless charging device, this device is used for carrying out wireless charging for power consumption equipment, comprise the charging input module, charge control components and the charging output precision that connect successively, it is characterized in that, described charging output precision comprises Qi communicating circuit, PMA communicating circuit and coil, described Qi communicating circuit is connected with charge control components and coil respectively with the two ends of PMA communicating circuit, described coil and power consumption equipment wireless connections.
2. a kind of dual-mode wireless charging device according to claim 1, is characterized in that, described charging output precision also comprises Wireless charging coil driver element, and the two ends of described Wireless charging coil driver element are connected with charge control components and coil respectively.
3. a kind of dual-mode wireless charging device according to claim 2, is characterized in that, described charging input module comprises interconnective DC power supply and DC-DC conversion circuit, and this DC-DC conversion circuit is also connected with Wireless charging coil driver element.
4. a kind of dual-mode wireless charging device according to claim 1, it is characterized in that, described charge control components comprises wireless charging controller, and this wireless charging controller is connected with Qi communicating circuit, PMA communicating circuit, charge input module and the output precision that charges respectively.
5. a kind of dual-mode wireless charging device according to claim 4, it is characterized in that, described charge control components also comprises overvoltage overcurrent control circuit, and these overvoltage overcurrent control circuit two ends are connected with charging input module with wireless charging controller respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420869371.9U CN204316162U (en) | 2014-12-31 | 2014-12-31 | A kind of dual-mode wireless charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420869371.9U CN204316162U (en) | 2014-12-31 | 2014-12-31 | A kind of dual-mode wireless charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204316162U true CN204316162U (en) | 2015-05-06 |
Family
ID=53138457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420869371.9U Expired - Fee Related CN204316162U (en) | 2014-12-31 | 2014-12-31 | A kind of dual-mode wireless charging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204316162U (en) |
-
2014
- 2014-12-31 CN CN201420869371.9U patent/CN204316162U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20171231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |