CN203734343U - Attached type two-way wireless charger - Google Patents
Attached type two-way wireless charger Download PDFInfo
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- CN203734343U CN203734343U CN201420044914.3U CN201420044914U CN203734343U CN 203734343 U CN203734343 U CN 203734343U CN 201420044914 U CN201420044914 U CN 201420044914U CN 203734343 U CN203734343 U CN 203734343U
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Abstract
An attached type two-way wireless charger comprises: a carrier plate, a coil and a circuit substrate. The carrier plate is provided with an adhesive layer and is suitable for attaching a mobile electronic device. The coil is arranged on the carrier plate. The circuit substrate is arranged on the carrier plate, and comprises a resonant circuit, a conversion circuit and a control circuit; when the charged is charged, the coil receives a first radio wave, the resonant circuit generates and transmits a first AC telecommunication to the conversion circuit; the control circuit controls the conversion circuit to convert the first AC telecommunication to a first DC telecommunication which is sent to the mobile electronic device; when the charger is discharged, the mobile electronic device transmits a second DC telecommunication to the control circuit; the control circuit controls the conversion circuit to convert the second DC telecommunication to a second AC telecommunication; and after the resonant circuit receives the second AC telecommunication, the coil sends a second radio wave to the outside.
Description
Technical field
The utility model relates to a kind of sticking type double-direction radio charger, refers to especially a kind of can repeated adhering use and supply to discharge and recharge everywhere, and is applicable to the sticking type double-direction radio charger of battery and various electronic product.
Background technology
Press, the development of wireless charging, makes mobile phone, MP3, digital camera ... can be by a receiver is set Deng carrying type 3C electrical equipment, to carry out transmission and the reception of power supply, and then can allow user when the use of open air, can be when not having electricity temporarily, and want look round for commercial power socket to plug charging.Now, the receiving end device of general wireless charger is to be located at the enclosure interior (as: being installed on the wireless charging receiver in battery of mobile phone) of loading battery; Yet, so, but ubiquity has a problem, when the battery-end of electronic product receives wireless power, because the housing that made by the materials such as iron, aluminium, plating, make being obstructed of wireless charging, the efficiency of making wireless charging is not satisfactory, affects validity and the convenience of wireless charging.
Yet, for the electronic product of general most wireless charging on the market, mainly can be divided into the electronic product of two types, it is a kind of for the electronic product that receives wireless transmission electric wave is provided, it is another kind of for the electronic product of wireless transmission electric wave is provided, and the aobvious electronic product less with wireless receiving or emitting radio waves function is to provide consumer to choose, in order to allow user when using action electronic device, can start wireless receiving or emitting radio waves function, so that consumption public use to be provided, therefore the necessity being improved.
Utility model content
The purpose of this utility model is to provide a kind of sticking type double-direction radio charger, so that consumption public use to be provided, and can start wireless receiving or emitting radio waves function.
For achieving the above object, the sticking type double-direction radio charger that the utility model provides, it comprises: a support plate, a coil and a circuit substrate.Support plate is provided with an adhesive layer, is suitable for attaching an action electronic device.Coil is located at this support plate.Circuit substrate is located at this support plate, it comprises: a resonant circuit, a change-over circuit and a control circuit, wherein when charging, coil receives one first radio wave, resonant circuit produces and transmits one first and exchanges telecommunication to change-over circuit, and control circuit control change-over circuit is changed the first interchange telecommunication and transferred to action electronic device into one first direct current telecommunication; When discharging, action electronic device transmission one second direct current telecommunication is to control circuit, control circuit control change-over circuit is changed the second direct current telecommunication and is exchanged telecommunication into one second, and resonant circuit receives second and exchanges telecommunication by outwards launching one second radio wave by coil.By this, can repeated adhering use and supply charging everywhere, and be applicable to the sticking type double-direction radio charger of battery and various electronic product.
Described sticking type double-direction radio charger, above-mentioned control circuit comprises a charhing unit, one pressure unit, one receiving key, one control unit and a connector, this charhing unit is electrically connected this connector and this pressure unit, this pressure unit is electrically connected this receiving key, this receiving key is electrically connected this change-over circuit, this control unit is electrically connected this receiving key and this change-over circuit, this connector is electrically connected this change-over circuit, when charging, this control unit is controlled this receiving key conducting, make between this pressure unit and this change-over circuit is path, via this pressure unit by after this first direct current telecommunication step-down, through this charhing unit, this first direct current telecommunication is transferred to this connector.
Described sticking type double-direction radio charger, above-mentioned control circuit also comprises an emission switch and a boosting unit, emission switch is electrically connected connector, boosting unit and control unit, boosting unit is electrically connected change-over circuit, when discharging, it is that conducting and receiving key are for closing that control circuit is controlled emission switch, making this boosting unit and this connector is path, after the second direct current telecommunication being boosted through boosting unit, control circuit is controlled change-over circuit and is changed the second direct current telecommunication into the second interchange telecommunication, resonant circuit receives second and exchanges telecommunication by outwards launching the second radio wave by this coil.
Described sticking type double-direction radio charger, this change-over circuit has a first transistor, one transistor seconds, one the 3rd transistor and one the 4th transistor, the first transistor, transistor seconds, each has respectively a gate terminal the 3rd transistor and the 4th transistor, one drain electrode end and one source pole end, the gate terminal of the first transistor is electrically connected control unit, the gate terminal of transistor seconds is electrically connected control unit, the 3rd transistorized gate terminal is electrically connected control unit, the 4th transistorized gate terminal is electrically connected control unit, the drain electrode end of the first transistor is electrically connected drain electrode end and the receiving key of transistor seconds, the 3rd transistorized drain electrode end is electrically connected source terminal and resonant circuit one end of the first transistor, the 4th transistorized drain electrode end is electrically connected source terminal and the resonant circuit other end of transistor seconds, the 3rd transistorized source terminal is electrically connected the 4th transistorized source terminal and connector.
Described sticking type double-direction radio charger, resonant circuit comprises a resonant capacitance, resonant capacitance is connected with coil.
Described sticking type double-direction radio charger, also comprises a battery, and battery is further electrically connected connector.
Described sticking type double-direction radio charger, also comprises a polarity selector, and this polarity selector is electrically connected between this connector and this control circuit.
Described sticking type double-direction radio charger, this polarity selector comprises: one the 5th transistor, one the 6th transistor, one the 7th transistor and one the 8th transistor, the 5th transistor, the 6th transistor, each has respectively a gate terminal the 7th transistor and the 8th transistor, one drain electrode end and one source pole end, the 5th transistorized gate terminal is electrically connected this control unit, the 6th transistorized gate terminal is electrically connected this control unit, the 7th transistorized gate terminal is electrically connected this control unit, the 8th transistorized gate terminal is electrically connected this control unit, the 5th transistorized drain electrode end is electrically connected the 6th transistorized drain electrode end, the 5th transistorized source terminal is electrically connected the 7th transistorized drain electrode end and this battery one end, the 6th transistorized source terminal is electrically connected the 8th transistorized drain electrode end and this battery other end, the 7th transistorized source terminal is electrically connected the 8th transistorized source terminal.
Described sticking type double-direction radio charger, the adhesive layer of this support plate is the jelly that adopts repeated adhering type.
Described sticking type double-direction radio charger, this circuit board is to adopt flexible printed wiring board (FPC:Flexible Print Circuit).
The sticking type double-direction radio charger that the utility model provides, can repeated adhering be used and supply to discharge and recharge everywhere, and is applicable to the sticking type double-direction radio charger of battery and various electronic product.
The sticking type double-direction radio charger that the utility model provides, can provide consumption public use, and can start wireless receiving or emitting radio waves function, and reaches the object of wireless charging or wireless electric discharge.
Accompanying drawing explanation
Fig. 1 is the block schematic diagram of the utility model the first embodiment.
Fig. 2 is the circuit box schematic diagram of Fig. 1.
Fig. 3 is the structural representation of the utility model sticking type double-direction radio charger.
Fig. 4 is the use view of the utility model sticking type double-direction radio charger.
Fig. 5 is the block schematic diagram of the utility model the second embodiment.
Fig. 6 is the circuit diagram of polarity selector of the present utility model.
Primary clustering symbol description in accompanying drawing
10 support plates, 11 adhesive layers, 20 coils, 21 resonant capacitances, 30 circuit substrates, 31 resonant circuits, 32 change-over circuits, 33 control circuits, 34 connectors, 35 polarity selectors, 330 control units, 331 charhing units, 332 pressure units, 333 receiving keys, 334 emission switch, 335 boosting units, Q1 the first transistor, Q2 transistor seconds, Q3 the 3rd transistor, Q4 the 4th transistor, Q5 the 5th transistor, Q6 the 6th transistor, Q7 the 7th transistor, Q8 the 8th transistor, 40 batteries, 50 action electronic devices, A, B polarity dots.
Embodiment
In order further to understand feature of the present utility model, feature and technology contents, refer to following about detailed description of the present utility model and accompanying drawing, only accompanying drawing only provide with reference to and explanation use, non-in order to limit the utility model.
Shown in Fig. 1～Fig. 4, the utility model is a kind of sticking type double-direction radio charger, and it comprises: a support plate 10, is provided with an adhesive layer 11, be suitable for attaching an action electronic device 50, wherein the adhesive layer 11 of support plate 10 is the jellies that adopt repeated adhering type; One coil 20, is located at this support plate 10; And a circuit substrate 30, be located at support plate 10, wherein circuit substrate 30 is to adopt flexible printed wiring board (FPC:Flexible Print Circuit).Circuit substrate 30 comprises: a resonant circuit 31, is electrically connected this coil 20; One change-over circuit 32, is electrically connected resonant circuit 31; And a control circuit 33, be electrically connected change-over circuit 32; Wherein when charging, coil 20 receives one first radio wave, resonant circuit 31 produces and transmits one first and exchanges telecommunication to change-over circuit 32, and control circuit 33 control change-over circuits 32 are changed the first interchange telecommunication and transferred to action electronic device 50 into one first direct current telecommunication; When discharging, action electronic device 50 transmission one second direct current telecommunications are to control circuit 33, control circuit 33 control change-over circuits 32 are changed the second direct current telecommunication and are exchanged telecommunication into one second, and resonant circuit 31 receives second and exchanges telecommunications by outwards launching one second radio waves by coil 20.
Refer to shown in Fig. 2, wherein, control circuit 33 comprises a charhing unit 331, one pressure unit 332, one receiving key 333, one control unit 330 and a connector 34, charhing unit 331 is electrically connected connector 34 and pressure unit 332, pressure unit 332 is electrically connected receiving key 333, receiving key 333 is electrically connected change-over circuit 32, control unit 330 is electrically connected receiving key 333 and change-over circuit 32, connector 34 is electrically connected change-over circuit 32, when charging, control unit 330 is controlled receiving key 333 conductings, make between pressure unit 332 and change-over circuit 32 is path, via pressure unit 332 by after the first direct current telecommunication step-down, through charhing unit 331, the first direct current telecommunication is transferred to connector 34.Resonant circuit 31 comprises a resonant capacitance 21, and resonant capacitance 21 is connected with coil 20, and to receive the first wireless transmission electric wave, and vibration produces the first interchange telecommunication.
Control circuit 33 also comprises an emission switch 334 and a boosting unit 335, emission switch 334 is electrically connected this connector 34, boosting unit 335 and control unit 330, boosting unit 335 is electrically connected change-over circuit 32, when discharging, control circuit 330 is controlled emission switch 334 for conducting and receiving key 333 are for closing, making boosting unit 335 and connector 34 is path, after the second direct current telecommunication being boosted through boosting unit 335, control circuit 33 is controlled change-over circuit 32 and is changed the second direct current telecommunication into the second interchange telecommunication, resonant circuit 31 receives second and exchanges telecommunication by outwards launching the second radio wave by this coil 20.Resonant circuit 31 comprises a resonant capacitance 21, and resonant capacitance 21 is connected with coil 20, and to receive the second interchange telecommunication, and vibration produces the second radio wave.
Wherein this change-over circuit 32 has a first transistor Q1, one transistor seconds Q2, one the 3rd transistor Q3 and one the 4th transistor Q4, the first transistor Q1, transistor seconds Q2, each has respectively a gate terminal the 3rd transistor Q3 and the 4th transistor Q4, one drain electrode end and one source pole end, the gate terminal of the first transistor Q1 is electrically connected control unit 330, the gate terminal of transistor seconds Q2 is electrically connected control unit 330, the gate terminal of the 3rd transistor Q3 is electrically connected control unit 330, the gate terminal of the 4th transistor Q4 is electrically connected control unit 330, the drain electrode end of the first transistor Q1 is electrically connected drain electrode end and the receiving key of transistor seconds Q2, the drain electrode end of the 3rd transistor Q3 is electrically connected source terminal and resonant circuit 31 one end of the first transistor Q1, the drain electrode end of the 4th transistor Q4 is electrically connected source terminal and resonant circuit 31 other ends of transistor seconds Q2, the source terminal of the 3rd transistor Q3 is electrically connected source terminal and the connector 34 of the 4th transistor Q4.The first transistor Q1, transistor seconds Q2, the 3rd transistor Q3 and the 4th transistor Q4 adopt metal-oxide half field effect transistor respectively person.
When charging, this control unit 330 is controlled above-mentioned the first transistor Q1, transistor seconds Q2, the 3rd transistor Q3 and the 4th transistor Q4 form the function as a full-bridge rectifier, this the first interchange telecommunication rectification can be converted to the first direct current telecommunication, wherein this first interchange telecommunication of corresponding reception between the source terminal of this first transistor Q1 and the source terminal of this transistor seconds Q2, make the first transistor Q1, transistor seconds Q2, the manner of execution of the 3rd transistor Q3 and the 4th transistor Q4, can be divided into following several state, state 1: the first transistor Q1, the 4th transistor Q4 conducting, transistor seconds Q2, the 3rd transistor Q3 cut-off.State 2: the first transistor Q1, the 4th transistor Q4, transistor seconds Q2, the 3rd transistor Q3 all end.State 3: the first transistor Q1, the 4th transistor Q4 cut-off, transistor seconds Q2, the 3rd transistor Q3 conducting.State 4: the first transistor Q1, the 4th transistor Q4, transistor seconds Q2, the 3rd transistor Q3 all end.So sequentially circulate according to above-mentioned state, make to produce between the drain electrode end of this first transistor and the drain electrode end of this transistor seconds the first direct current telecommunication.
When electric discharge, control unit 330 is controlled above-mentioned the first transistor Q1, transistor seconds Q2, the 3rd transistor Q3 and the 4th transistor Q4 form the function as a full-bridge inverter, the second direct current telecommunication rectification can be converted to the second interchange telecommunication, wherein corresponding reception the second direct current telecommunication between the drain electrode end of the drain electrode end of the first transistor Q1 and transistor seconds Q2, make the first transistor Q1, transistor seconds Q2, the manner of execution of the 3rd transistor Q3 and the 4th transistor Q4, can be divided into following several state, state 1: the first transistor Q1, the 4th transistor Q4 conducting, transistor seconds Q2, the 3rd transistor Q3 cut-off.State 2: the first transistor Q1, the 4th transistor Q4, transistor seconds Q2, the 3rd transistor Q3 all end.State 3: the first transistor Q1, the 4th transistor Q4 cut-off, transistor seconds Q2, the 3rd transistor Q3 conducting.State 4: the first transistor Q1, the 4th transistor Q4, transistor seconds Q2, the 3rd transistor Q3 all end.According to above-mentioned state, so sequentially circulate, make to produce second between the source terminal of the first transistor and the source terminal of transistor seconds and exchange telecommunication.
Refer to shown in Fig. 4, use view for the utility model sticking type double-direction radio charger, as shown in FIG. when implementing, the utility model sticking type double-direction radio charger is attached to action electronic device, allow two action electronic devices in figure can there is the function of wireless charge/discharge, when an action electronic device wherein carries out wireless electric discharge, another action electronic device can carry out wireless charging, thus, the utility model sticking type double-direction radio charger can repeated adhering be used and for discharging and recharging and be applicable to battery and various electronic product everywhere, so that consumption public use to be provided, and can start wireless receiving or emitting radio waves function, and reach the object of wireless charging or wireless electric discharge.
Refer to shown in Fig. 5 and Fig. 6, also please be with shown in ginseng Fig. 1～Fig. 4, wherein connector 34 is further electrically connected a battery 40, is also further electrically connected a polarity selector 35 between connector 34 and control circuit 33, and polarity selector 35 is electrically connected battery.Polarity selector 35 comprises: one the 5th transistor Q5, one the 6th transistor Q6, one the 7th transistor Q7 and one the 8th transistor Q8, the 5th transistor Q5, the 6th transistor Q6, each has respectively a gate terminal the 7th transistor Q7 and the 8th transistor Q8, one drain electrode end and one source pole end, the gate terminal of the 5th transistor Q5 is electrically connected control unit 330, the gate terminal of the 6th transistor Q6 is electrically connected control unit 330, the gate terminal of the 7th transistor Q7 is electrically connected control unit 330, the gate terminal of the 8th transistor Q8 is electrically connected control unit 330, the drain electrode end of the 5th transistor Q5 is electrically connected the drain electrode end of the 6th transistor Q6, the source terminal of the 5th transistor Q5 is electrically connected drain electrode end and battery 40 one end of the 7th transistor Q7, the source terminal of the 6th transistor Q6 is electrically connected drain electrode end and battery 40 other ends of the 8th transistor Q8, the source terminal of the 7th transistor Q7 is electrically connected the source terminal of the 8th transistor Q8.
When the voltage of polarity dots A is greater than polarity dots B, the control unit 330 of this control circuit 33 makes the 5th transistor Q5, the 7th transistor Q7 forms conducting, allow battery 40 electric currents through polarity dots A, B, the 5th transistor Q5, these connector 34 two ends of the 7th transistor Q7 and electric connection, and then formation current circuit, reach the object of this battery charging/discharging, otherwise, when the voltage of polarity dots B is greater than polarity dots A, the control unit 330 of this control circuit 33 makes the 6th transistor Q6, the 8th transistor Q8 forms conducting, allow battery 40 electric currents through polarity dots A, B, the 6th transistor Q6, these connector 34 two ends of the 8th transistor Q8 and electric connection, and then formation current circuit, reach the object of this battery charging/discharging, so, setting by this polarity selector 35, can reach this polarity dots of automatic decision A, the polar end of the battery 40 that B connects, while avoiding because of battery 40 error-polarity connection, cause the impaired action that maybe cannot carry out wireless charge/discharge.
Comprehensively above-mentioned, feature of the present utility model is arranged as follows:
1, the utility model sticking type is two-way without charger, can repeated adhering use and supply charging everywhere, and be applicable to the sticking type double-direction radio charger of battery and various electronic product.
2, the utility model sticking type is two-way without charger, and consumption public use can be provided, and can start wireless receiving or emitting radio waves function, and reaches the object of wireless charging or wireless electric discharge.
3, the utility model sticking type is two-way without charger, by the setting of polarity selector, can reach the polar end of automatic decision battery, causes the impaired action that maybe cannot carry out wireless charge/discharge while avoiding because of battery polar reversal connection.
The foregoing is only better possible embodiments of the present utility model, non-so limit to scope of the present utility model, such as use the equivalent structure that the utility model specification and graphic content are done to change, all reason is with being contained within the scope of claim of the present utility model.
Claims (10)
1. a sticking type double-direction radio charger, is characterized in that, comprises:
One support plate, is provided with an adhesive layer, is suitable for attaching an action electronic device;
One coil, is located at this support plate; And
One circuit substrate, is located at this support plate, and it comprises:
One resonant circuit, is electrically connected this coil;
One change-over circuit, is electrically connected this resonant circuit; And
One control circuit, is electrically connected this change-over circuit;
Wherein when charging, this coil receives one first radio wave, this resonant circuit produces and transmits one first and exchanges telecommunication to this change-over circuit, and this control circuit is controlled this change-over circuit and changed this and first exchange telecommunication and transfer to this action electronic installation into one first direct current telecommunication; When discharging, this action electronic installation transmission one second direct current telecommunication is to this control circuit, this control circuit is controlled this change-over circuit and is changed this second direct current telecommunication into one second interchange telecommunication, and this resonant circuit receives this second interchange telecommunication by outwards launching one second radio wave by this coil.
2. sticking type double-direction radio charger as claimed in claim 1, it is characterized in that, wherein this control circuit comprises a charhing unit, one pressure unit, one receiving key, one control unit and a connector, this charhing unit is electrically connected this connector and this pressure unit, this pressure unit is electrically connected this receiving key, this receiving key is electrically connected this change-over circuit, this control unit is electrically connected this receiving key and this change-over circuit, this connector is electrically connected this change-over circuit, when charging, this control unit is controlled this receiving key conducting, make between this pressure unit and this change-over circuit is path, via this pressure unit by after this first direct current telecommunication step-down, through this charhing unit, this first direct current telecommunication is transferred to this connector.
3. sticking type double-direction radio charger as claimed in claim 2, it is characterized in that, wherein this control circuit comprises an emission switch and a boosting unit, this emission switch is electrically connected this connector, this boosting unit and this control unit, this boosting unit is electrically connected this change-over circuit, when discharging, it is that conducting and this receiving key are for closing that this control circuit is controlled this emission switch, making this boosting unit and this connector is path, after this second direct current telecommunication being boosted through this boosting unit, this control circuit is controlled this change-over circuit and is changed this second direct current telecommunication for this second interchange telecommunication, this resonant circuit receives this second interchange telecommunication by outwards launched this second radio wave by this coil.
4. sticking type double-direction radio charger as claimed in claim 2, it is characterized in that, wherein this change-over circuit has a first transistor, one transistor seconds, one the 3rd transistor and one the 4th transistor, this the first transistor, this transistor seconds, each has respectively a gate terminal the 3rd transistor and the 4th transistor, one drain electrode end and one source pole end, the gate terminal of this first transistor is electrically connected this control unit, the gate terminal of this transistor seconds is electrically connected this control unit, the 3rd transistorized gate terminal is electrically connected this control unit, the 4th transistorized gate terminal is electrically connected this control unit, the drain electrode end of this first transistor is electrically connected drain electrode end and this receiving key of this transistor seconds, the 3rd transistorized drain electrode end is electrically connected source terminal and this resonant circuit one end of this first transistor, the 4th transistorized drain electrode end is electrically connected source terminal and this resonant circuit other end of this transistor seconds, the 3rd transistorized source terminal is electrically connected the 4th transistorized source terminal and this connector.
5. sticking type double-direction radio charger as claimed in claim 2, is characterized in that, comprise a battery, this battery is further electrically connected this connector.
6. sticking type double-direction radio charger as claimed in claim 5, is characterized in that, comprises a polarity selector, and this polarity selector is electrically connected between this connector and this control circuit.
7. sticking type double-direction radio charger as claimed in claim 6, it is characterized in that, wherein this polarity selector comprises: one the 5th transistor, one the 6th transistor, one the 7th transistor and one the 8th transistor, the 5th transistor, the 6th transistor, each has respectively a gate terminal the 7th transistor and the 8th transistor, one drain electrode end and one source pole end, the 5th transistorized gate terminal is electrically connected this control unit, the 6th transistorized gate terminal is electrically connected this control unit, the 7th transistorized gate terminal is electrically connected this control unit, the 8th transistorized gate terminal is electrically connected this control unit, the 5th transistorized drain electrode end is electrically connected the 6th transistorized drain electrode end, the 5th transistorized source terminal is electrically connected the 7th transistorized drain electrode end and this battery one end, the 6th transistorized source terminal is electrically connected the 8th transistorized drain electrode end and this battery other end, the 7th transistorized source terminal is electrically connected the 8th transistorized source terminal.
8. sticking type double-direction radio charger as claimed in claim 1, is characterized in that, wherein this resonant circuit comprises a resonant capacitance, and this resonant capacitance is connected with this coil.
9. sticking type double-direction radio charger as claimed in claim 1, is characterized in that, wherein the adhesive layer of this support plate is the jelly of repeated adhering type.
10. sticking type double-direction radio charger as claimed in claim 1, is characterized in that, wherein this circuit substrate is flexible printed wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420044914.3U CN203734343U (en) | 2014-01-23 | 2014-01-23 | Attached type two-way wireless charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420044914.3U CN203734343U (en) | 2014-01-23 | 2014-01-23 | Attached type two-way wireless charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203734343U true CN203734343U (en) | 2014-07-23 |
Family
ID=51204388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420044914.3U Expired - Fee Related CN203734343U (en) | 2014-01-23 | 2014-01-23 | Attached type two-way wireless charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203734343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198070A (en) * | 2019-07-04 | 2019-09-03 | 深圳致晟文化创新有限公司 | Double-direction radio charging/discharging apparatus |
-
2014
- 2014-01-23 CN CN201420044914.3U patent/CN203734343U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198070A (en) * | 2019-07-04 | 2019-09-03 | 深圳致晟文化创新有限公司 | Double-direction radio charging/discharging apparatus |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20190123 |