CN1941541A - Wireless charger of manual device - Google Patents
Wireless charger of manual device Download PDFInfo
- Publication number
- CN1941541A CN1941541A CN 200510030239 CN200510030239A CN1941541A CN 1941541 A CN1941541 A CN 1941541A CN 200510030239 CN200510030239 CN 200510030239 CN 200510030239 A CN200510030239 A CN 200510030239A CN 1941541 A CN1941541 A CN 1941541A
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- module
- handheld device
- alternating current
- wireless charging
- charger
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Abstract
The invention is concerned with a wireless charge device of holding equipment. It relates to charge part of charger and holding equipment, while the said charger relates to alternating current connecting module of city electricity, transformer module and alternating current loop module. The alternating current connecting module of city electricity connects with alternating current loop module, and the said charge part of holding equipment relates to induction loop module, commutating module and filter module. The induction loop module connects with commutating module, filter module and cells of holding equipment. The wireless charge device with this structure realizes the wireless charge function of holding device using magnetic induction loop. It is very convenience to user for a wireless charge device fitting for holding devices with different brands, models, charge current and charge voltage. This charge device charges quickly with simple structure and low cost with wide applicability.
Description
Technical field
The present invention relates to the handheld device field, particularly handheld device charging device field specifically is meant a kind of wireless charging device of handheld device.
Background technology
In the modern life, handheld device is used more and morely, and the alternating current that the charging of handheld device at present all uses charger to fetch from civil power becomes direct current, links by cable and connector and realizes charging on the portable equipment.Make the portable equipment of different brands different model use the charger of the different voltage different connectors of different electric currents like this, without any versatility.Do not have electricity when the user uses and do not have suitable charger to charge on hand, be in the embarrassed condition that to make a phone call.If carry charger whenever and wherever possible, can be very inconvenient.And usually the plug connector easily causes damage to device.
Summary of the invention
The objective of the invention is to have overcome above-mentioned shortcoming of the prior art, a kind of wireless charging device that can share same charger, highly versatile, charging is convenient and swift, simple in structure, cost is lower, applicable surface is extensive handheld device by wireless mode is provided.
In order to realize above-mentioned purpose, the wireless charging device of handheld device of the present invention has following formation:
The wireless charging device of this handheld device, comprise the charging unit on charger and the handheld device, its main feature is, comprise civil power alternating current link block, transformer module and alternating current coil module in the described charger, described civil power alternating current link block is connected with the alternating current coil module by transformer module, charging unit on the described handheld device comprises induction coil module, rectification module and filtration module, and described induction coil module is connected with the battery of handheld device by rectification module, the filtration module of series connection successively.
The alternating current coil module of the wireless charging device of this handheld device is the ac magnetic field coil module.
The induction coil module of the wireless charging device of this handheld device is the magnetic field induction coil module, and described coil is put on the frame of the mechanism's shell that is embedded in this handheld device.
The rectification module of the wireless charging device of this handheld device is a rectification chip.
The filtration module of the wireless charging device of this handheld device is several bypass filtering capacitance of voltage regulation in parallel.
The quantity of the bypass filtering capacitance of voltage regulation of the parallel connection of the wireless charging device of this handheld device is 2, and its each capacitance size is 10uF.
Adopted the wireless charging device of the handheld device of this invention,, utilized magnetic induction coil to realize the function of portable equipment wireless charging owing to itself utilize the principle of electromagnetic induction; Make the handheld device of the different charging voltages of the different charging currents of different brands different model to greatly facilitate the user simultaneously with same wireless charger charging; Moreover, the charging of this kind charging device is convenient and swift, simple in structure, and cost is lower, and applicable surface is comparatively extensive.
Description of drawings
Fig. 1 is the principle schematic of the Lenz's law in the physics.
Fig. 2 is the circuit theory diagrams of the charger in the wireless charging device of handheld device of the present invention.
Fig. 3 is the circuit theory diagrams of the charging unit of the handheld device in the wireless charging device of handheld device of the present invention.
Embodiment
In order more to be expressly understood technology contents of the present invention, describe in detail especially exemplified by following examples.
At first, according to physics principle: when the magnetic field in the coil changes, can respond to the generation electric current, the speed that faradic size and coil internal magnetic field change is directly proportional, and is called Faraday's law.See also shown in Figure 1ly, according to Lenz's law as can be known among the figure: (a) the coil internal magnetic field changes, and produces induced current; (b) induced current produces magnetic field; (c), the direction in (d) electric current and magnetic field is opposite with the (a) and (b) direction.
See also Fig. 2 and shown in Figure 3 again, the wireless charging device of this handheld device, comprise the charging unit on charger and the handheld device, wherein, comprise civil power alternating current link block 1 in the described charger, transformer module 2 and ac magnetic field coil module 3, described civil power alternating current link block 1 is connected with ac magnetic field coil module 3 by transformer module 2, charging unit on the described handheld device comprises magnetic field induction coil module 4, rectification module 5 and filtration module 6, described magnetic field induction coil module 4 is put on the frame of the mechanism's shell that is embedded in this handheld device, this rectification module 5 is a rectification chip 5, this filtration module 6 is several bypass filtering capacitance of voltage regulation in parallel, the quantity of the bypass filtering capacitance of voltage regulation that this is in parallel is 2, its each capacitance size is 10uF, and described magnetic field induction coil module 4 is the rectification module 5 by connecting successively, filtration module 6 is connected with the battery of handheld device.
In the middle of reality is used, use above-mentioned Lenz's law principle, if in portable equipment, add coil 4, the magnetic field that changes from wireless charger by induction has just produced the electric current of charging usefulness, the number of turns by regulating winding 4 just can be easy to regulate charging current, and adding suitable voltage stabilizing circuit just can be to battery charge.
When producing electric current during vicissitudinous magnetic field in the induction coil 4, by rectification chip 5 rectifying and voltage-stabilizings and prevent electric current backflow, add that filtering capacitance of voltage regulation just can charge the battery.Charging current can be regulated by the number of turn of regulating winding 4, and charging voltage can be by the output voltage control of control rectification chip 5.
The design of charger, the magnetic field that can utilize alternating current and coil 3 to change equally offers the induction coil 4 of portable equipment, when these two coils were close, the induction coil 4 on the portable equipment just can be coupled in the variation magnetic field of charger, produced charging current and realized wireless charging.On the frame of putting the mechanism's shell that is embedded in handheld device of coil 4, convenience very attractive in appearance.
Adopted the wireless charging device of above-mentioned handheld device,, utilized magnetic induction coil to realize the function of portable equipment wireless charging owing to itself utilize the principle of electromagnetic induction; Make the handheld device of the different charging voltages of the different charging currents of different brands different model to greatly facilitate the user simultaneously with same wireless charger charging; Moreover, the charging of this kind charging device is convenient and swift, simple in structure, and cost is lower, and applicable surface is comparatively extensive.
In this specification, the present invention is described with reference to its certain embodiments.But, still can make various modifications and conversion obviously and not deviate from the spirit and scope of the present invention.Therefore, specification and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (6)
1, a kind of wireless charging device of handheld device, comprise the charging unit on charger and the handheld device, it is characterized in that, comprise civil power alternating current link block, transformer module and alternating current coil module in the described charger, described civil power alternating current link block is connected with the alternating current coil module by transformer module, charging unit on the described handheld device comprises induction coil module, rectification module and filtration module, and described induction coil module is connected with the battery of handheld device by rectification module, the filtration module of series connection successively.
2, the wireless charging device of handheld device according to claim 1 is characterized in that, described alternating current coil module is the ac magnetic field coil module.
3, the wireless charging device of handheld device according to claim 2 is characterized in that, described induction coil module is the magnetic field induction coil module, and described coil is put on the frame of the mechanism's shell that is embedded in this handheld device.
According to the wireless charging device of each described handheld device in the claim 1 to 3, it is characterized in that 4, described rectification module is a rectification chip.
According to the wireless charging device of each described handheld device in the claim 1 to 3, it is characterized in that 5, described filtration module is several bypass filtering capacitance of voltage regulation in parallel.
According to the wireless charging device of each described handheld device in the claim 5, it is characterized in that 6, the quantity of the bypass filtering capacitance of voltage regulation of described parallel connection is 2, its each capacitance size is 10uF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510030239 CN1941541A (en) | 2005-09-29 | 2005-09-29 | Wireless charger of manual device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510030239 CN1941541A (en) | 2005-09-29 | 2005-09-29 | Wireless charger of manual device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1941541A true CN1941541A (en) | 2007-04-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510030239 Pending CN1941541A (en) | 2005-09-29 | 2005-09-29 | Wireless charger of manual device |
Country Status (1)
| Country | Link |
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| CN (1) | CN1941541A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8611815B2 (en) | 2008-05-13 | 2013-12-17 | Qualcomm Incorporated | Repeaters for enhancement of wireless power transfer |
| US8854224B2 (en) | 2009-02-10 | 2014-10-07 | Qualcomm Incorporated | Conveying device information relating to wireless charging |
| US8878393B2 (en) | 2008-05-13 | 2014-11-04 | Qualcomm Incorporated | Wireless power transfer for vehicles |
| CN105117583A (en) * | 2015-07-29 | 2015-12-02 | 南京语脉电子科技有限公司 | Population physiological data based personal health analysis system |
| US9312924B2 (en) | 2009-02-10 | 2016-04-12 | Qualcomm Incorporated | Systems and methods relating to multi-dimensional wireless charging |
| CN105807639A (en) * | 2014-12-31 | 2016-07-27 | 天津市招财猫信息技术有限公司 | Metallic magic-strip sheet-based intelligent control system |
| US9583953B2 (en) | 2009-02-10 | 2017-02-28 | Qualcomm Incorporated | Wireless power transfer for portable enclosures |
| US10110047B2 (en) | 2014-01-06 | 2018-10-23 | Yitao Xing | Wireless charging transmission device |
| US11750035B2 (en) | 2018-12-03 | 2023-09-05 | Shenzhen Qitian Taiyi Technology Co., Ltd. | Wireless power transfer device with electromagnetic interference (EMI) suppression |
-
2005
- 2005-09-29 CN CN 200510030239 patent/CN1941541A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9954399B2 (en) | 2008-05-13 | 2018-04-24 | Qualcomm Incorporated | Reverse link signaling via receive antenna impedance modulation |
| US9184632B2 (en) | 2008-05-13 | 2015-11-10 | Qualcomm Incorporated | Wireless power transfer for furnishings and building elements |
| US8611815B2 (en) | 2008-05-13 | 2013-12-17 | Qualcomm Incorporated | Repeaters for enhancement of wireless power transfer |
| US8878393B2 (en) | 2008-05-13 | 2014-11-04 | Qualcomm Incorporated | Wireless power transfer for vehicles |
| US8892035B2 (en) | 2008-05-13 | 2014-11-18 | Qualcomm Incorporated | Repeaters for enhancement of wireless power transfer |
| US8965461B2 (en) | 2008-05-13 | 2015-02-24 | Qualcomm Incorporated | Reverse link signaling via receive antenna impedance modulation |
| US9130407B2 (en) | 2008-05-13 | 2015-09-08 | Qualcomm Incorporated | Signaling charging in wireless power environment |
| US9991747B2 (en) | 2008-05-13 | 2018-06-05 | Qualcomm Incorporated | Signaling charging in wireless power environment |
| US8629650B2 (en) | 2008-05-13 | 2014-01-14 | Qualcomm Incorporated | Wireless power transfer using multiple transmit antennas |
| US9190875B2 (en) | 2008-05-13 | 2015-11-17 | Qualcomm Incorporated | Method and apparatus with negative resistance in wireless power transfers |
| US9178387B2 (en) | 2008-05-13 | 2015-11-03 | Qualcomm Incorporated | Receive antenna for wireless power transfer |
| US9236771B2 (en) | 2008-05-13 | 2016-01-12 | Qualcomm Incorporated | Method and apparatus for adaptive tuning of wireless power transfer |
| US9312924B2 (en) | 2009-02-10 | 2016-04-12 | Qualcomm Incorporated | Systems and methods relating to multi-dimensional wireless charging |
| US9583953B2 (en) | 2009-02-10 | 2017-02-28 | Qualcomm Incorporated | Wireless power transfer for portable enclosures |
| US8854224B2 (en) | 2009-02-10 | 2014-10-07 | Qualcomm Incorporated | Conveying device information relating to wireless charging |
| US10110047B2 (en) | 2014-01-06 | 2018-10-23 | Yitao Xing | Wireless charging transmission device |
| CN105807639A (en) * | 2014-12-31 | 2016-07-27 | 天津市招财猫信息技术有限公司 | Metallic magic-strip sheet-based intelligent control system |
| CN105117583B (en) * | 2015-07-29 | 2018-07-31 | 广东龙曜电子科技有限公司 | Personal health analysis system based on population physiology data |
| CN105117583A (en) * | 2015-07-29 | 2015-12-02 | 南京语脉电子科技有限公司 | Population physiological data based personal health analysis system |
| US11750035B2 (en) | 2018-12-03 | 2023-09-05 | Shenzhen Qitian Taiyi Technology Co., Ltd. | Wireless power transfer device with electromagnetic interference (EMI) suppression |
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Open date: 20070404 |