CN103208846A - Wireless charging transmission device - Google Patents
Wireless charging transmission device Download PDFInfo
- Publication number
- CN103208846A CN103208846A CN2012100132340A CN201210013234A CN103208846A CN 103208846 A CN103208846 A CN 103208846A CN 2012100132340 A CN2012100132340 A CN 2012100132340A CN 201210013234 A CN201210013234 A CN 201210013234A CN 103208846 A CN103208846 A CN 103208846A
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- wireless charging
- side section
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- coil
- portable electronic
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 90
- 230000001681 protective effect Effects 0.000 claims description 25
- 238000005452 bending Methods 0.000 claims description 16
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 230000005288 electromagnetic effect Effects 0.000 claims 3
- 230000005611 electricity Effects 0.000 claims 1
- 230000004907 flux Effects 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 description 72
- 230000005352 galvanomagnetic phenomena Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002964 excitative effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
本发明涉及一种无线充电传输装置，包括一本体、一第一限位块、一第二限位块以及一封闭传输线圈。第一限位块与第二限位块皆设置于本体内，且第一限位块与第二限位块之间具有一空间。而封闭传输线圈穿过该空间，且封闭传输线圈的两侧分别与第一限位块以及第二限位块接触使而封闭传输线圈形成一哑铃形状。因此，封闭传输线圈得以被激磁而产生均匀的磁通量，而提升无线充电效率。
The present invention relates to a wireless charging transmission device, comprising a main body, a first limit block, a second limit block and a closed transmission coil. The first limit block and the second limit block are both arranged in the main body, and there is a space between the first limit block and the second limit block. The closed transmission coil passes through the space, and the two sides of the closed transmission coil are respectively in contact with the first limit block and the second limit block so that the closed transmission coil forms a dumbbell shape. Therefore, the closed transmission coil can be excited to generate a uniform magnetic flux, thereby improving the efficiency of wireless charging.
Description
Technical field
The present invention relates to a kind of charging transmitting device, relate in particular to the wireless charging transmitting device that utilizes the wireless charging technology.
Background technology
Along with development of science and technology, various electronic installations are lightening along with user's demand, and therefore the manufacturer of various electronic installations develops portable portable electronic devices.Generally speaking, portable electronic devices comprise mobile phone, personal digital assistant (Personal Digital Assistant, PDA) and handheld game device (for example: PSP, NDSL and Gameboy series game machine) etc.
Because portable electronic devices has portable characteristic, the battery of supply electric power so can't being connected in power supply at any time, portable electronic devices must be installed, wherein, this battery is rechargeable battery, so the user can charge in having the rechargeable battery of supply socket part to portable electronic devices.
When the electric weight of portable electronic devices was not enough, the user used a charging device that the rechargeable battery of portable electronic devices is charged.Existing charging transmitting device has a connecting line, the user is inserted in portable electronic devices with this connecting line and will has the charging transmitting device now and is plugged in power supply, and existing charging transmitting device can transfer to the electric power of power supply in the portable electronic devices by connecting line.Yet, in charging process, because the limited length of the connecting line of existing charging transmitting device, make the user can be connected in the charging process of portable electronic devices that line limits and can't according to its use habit operation or carry its portable electronic devices and move arbitrarily.
In view of the puzzlement that wired charging modes of its connecting line brings, its charging technique growing developed a kind of wireless charging transmitting device that carries out wireless charging (Wireless Charging) at present on the market.See also Fig. 1, it is the structural representation of existing wireless charging transmitting device and portable electronic devices.Existing wireless charging transmitting device 1 comprises a body 10, a power line 11, a power module 12 and a transmission coil 13, and existing portable electronic devices 2 comprises a housing 20, a sealing-in take-up circle 21 and a rechargeable battery (not being shown among the figure).
In the existing wireless charging transmitting device 1, power line 11 is revealed in outside the body 10, in order to be connected in a power supply source (not being shown among the figure).Power module 12 and transmission coil 13 all are arranged at the inside of body 10, and power module 12 is connected to power line 11 and transmission coil 13, make power module 12 be powered and produce an electric current when source drives, and electric current produces a galvanomagnetic effect by transmission coil 13, and the magnetic flux that transmission coil 13 is produced according to galvanomagnetic effect is exported a corresponding electric power.On the other hand, in the existing portable electronic devices 2, sealing receiving coil 21 is arranged in the housing 20, comes from the electric power of transmission coil 13 in order to reception, and rechargeable battery 22 is connected in sealing receiving coil 21, and it also uses in order to store sealing receiving coil 21 these received electric power.
Generally speaking, the body 10 of existing wireless charging transmitting device 1 is designed to a platform external form, and the volume of the body 10 of existing wireless charging transmitting device 1 is greater than the volume of the housing 20 of existing portable electronic devices 2, so that the user places existing portable electronic devices 2 thereon.And give in the process of existing portable electronic devices 2 in existing wireless charging transmitting device 1 transferring electric power, the user must specially will have the transmission coil 13 of the sealing receiving coil 21 of portable electronic devices 2 inside close to existing wireless charging transmitting device 1 now, make transmission coil 13 as much as possible in alignment with sealing receiving coil 21, sealing receiving coil 21 is just received its electric power.
In order to make the sealing transmission coil close to the sealing receiving coil, more provide another kind of existing wireless charging transmitting device on the market.See also Fig. 2, it is the structural representation of another existing wireless charging transmitting device and portable electronic devices.It comprises a body 30, a power line 31, a power module 32 and a plurality of transmission coil 33 existing wireless charging transmitting device 3, and the structure of existing wireless charging transmitting device 3 with and assembly function all identical with existing wireless charging transmitting device 1, so no longer add to give unnecessary details.And existing wireless charging transmitting device 3 is with existing wireless charging transmitting device 1 difference, existing wireless charging transmitting device 3 has a plurality of transmission coils 33, and a plurality of transmission coils 33 are covered with in existing wireless charging transmitting device 3 inside, be positioned on its body 30 as long as make the user will have portable electronic devices 2 now, a plurality of transmission coils 33 that are positioned at its body 30 can carry out wireless charging to the sealing receiving coil 21 of existing portable electronic devices 2.
Yet, each transmission coil 33 is different with spacing between another transmission coil 33, the galvanomagnetic effect that makes the less place of spacing between a plurality of transmission coils 33 take place is stronger, the galvanomagnetic effect that the bigger place of spacing between a plurality of transmission coils 33 takes place then a little less than, so its inhomogeneous galvanomagnetic effect will cause wireless charging efficient low.Therefore, need a kind of wireless charging transmitting device that promotes wireless charging efficient.
Summary of the invention
The object of the present invention is to provide a kind of wireless charging transmitting device that promotes wireless charging efficient.
In a preferred embodiment, the invention provides a kind of wireless charging transmitting device, in order to transmit the sealing receiving coil that an electric power gives a portable electronic devices, this wireless charging transmitting device comprises:
One body;
One first guide vane end stop is arranged in this body;
One second guide vane end stop is arranged in this body and adjacent to this first guide vane end stop, has a space between this first guide vane end stop and this second guide vane end stop; And
One sealing transmission coil is arranged in this body, in order to transmit this electric power to give this sealing receiving coil this portable electronic devices is charged; Wherein this sealing transmission coil passes this space between this first guide vane end stop and this second guide vane end stop and the both sides of this sealing transmission coil contact with this first guide vane end stop and this second guide vane end stop respectively.
In a preferred embodiment, this sealing transmission coil comprises:
One first long lateral areas section is positioned at one first side of this sealing transmission coil, and this first long lateral areas section is passed this space between this first guide vane end stop and this second guide vane end stop and contacted with this first guide vane end stop and crooked;
One second long lateral areas section is positioned at one second side of this sealing transmission coil, and this second long lateral areas section is passed this space between this first guide vane end stop and this second guide vane end stop and contacted with this second guide vane end stop and crooked;
One first short lateral areas section is positioned at one first side in this space and two ends of this first short lateral areas section and is connected to this first long lateral areas section and this second long lateral areas section; And
One second short lateral areas section is positioned at one second side in this space and two ends of this second short lateral areas section and is connected to this first long lateral areas section and this second long lateral areas section.
In a preferred embodiment, this first long lateral areas section is toward the direction bending that is away from this first guide vane end stop, this second long lateral areas section is toward the direction bending that is away from this second guide vane end stop, and this first short lateral areas section is toward the direction bending that is away from this space, be away from the direction bending in this space and be symmetrical in this first short lateral areas section and this second short lateral areas section is past, make the winding mode of this sealing transmission coil present a dumbbell shape.
In a preferred embodiment, this first guide vane end stop has one first bulge-structure, adjacent to this space, make this first long lateral areas section toward the direction bending that is away from this first guide vane end stop in order to contact with this first long lateral areas section, and this second guide vane end stop has one second bulge-structure, adjacent to this space, make this second long lateral areas section toward the direction bending that is away from this second guide vane end stop in order to contact with this second long lateral areas section.
In a preferred embodiment, the degree of this first long lateral areas section bending determines according to the curvature of this first bulge-structure, and the degree of this second long lateral areas section bending determines according to the curvature of this second bulge-structure.
In a preferred embodiment, this first guide vane end stop and this second guide vane end stop are arranged in this body with symmetric mode, and this first guide vane end stop and this second guide vane end stop are all made with iron oxide (Iron oxide) material.
In a preferred embodiment, wireless charging transmitting device of the present invention more comprises:
One power line is connected in a power supply source and is revealed in outside this body; And
One power module is connected in this power line and this sealing transmission coil, produces an electric current in order to the driving according to this power supply source, makes this electric current produce a galvanomagnetic effect by this sealing transmission coil, and produces this electric power according to this galvanomagnetic effect.
In a preferred embodiment, this portable electronic devices more comprises:
One housing is coated on this sealing receiving coil, and when this housing contacted close to this body or with this body, this sealing receiving coil that is positioned at this housing received this electric power that comes from this sealing transmission coil; And
One rechargeable battery is arranged in this housing and is connected in this sealing receiving coil, comes from this electric power of this sealing receiving coil in order to storage.
In a preferred embodiment, this portable electronic devices more comprises:
One housing;
One protective sleeve is coated on this housing and this sealing receiving coil is arranged in this protective sleeve, in order to protect this housing; Wherein when this protective sleeve contacted close to this body or with this body, this sealing receiving coil that is positioned at this protective sleeve received this electric power that comes from this sealing transmission coil; And
One rechargeable battery is arranged in this housing and by this protective sleeve and is connected in this sealing receiving coil, comes from this electric power of this sealing receiving coil in order to storage.
In a preferred embodiment; this body comprises a holding tank; this holding tank be arranged on the upper surface of this body and the size of holding tank corresponding to the size of a housing or a protective sleeve of this portable electronic devices; this sealing transmission coil is positioned at the below of this holding tank corresponding to this holding tank, in order to ccontaining this portable electronic devices in wherein.
In a preferred embodiment, the size of this body is corresponding to the size of a housing or a protective sleeve of this portable electronic devices.
Description of drawings
Fig. 1 is the structural representation of existing wireless charging transmitting device and portable electronic devices.
Fig. 2 is the square structure schematic diagram of another existing wireless charging transmitting device and portable electronic devices.
Fig. 3 is wireless charging transmitting device and the structural representation of portable electronic devices in first preferred embodiment of portable electronic devices of the present invention.
Fig. 4 is wireless charging transmitting device and the block schematic diagram of portable electronic devices in first preferred embodiment of portable electronic devices of the present invention.
Look schematic diagram on the structural profile of housing in first preferred embodiment of Fig. 5 for the wireless charging transmitting device of portable electronic devices of the present invention.
Fig. 6 is wireless charging transmitting device and the structural representation of portable electronic devices in second preferred embodiment of portable electronic devices of the present invention.
Wherein, description of reference numerals is as follows:
1,4,7 wireless charging transmitting devices
2,5,8 portable electronic devices
6 power supply sources
10,40,70 bodies
11,41,71 power lines
12,42 power modules
13,33, transmission coil
20,50,80 housings
21,51,81 sealing receiving coils
43 first guide vane end stops
44 second guide vane end stops
45,75 sealing transmission coils
46 spaces
52 rechargeable batteries
83 protective sleeves
401 holding tanks
The upper surface of 402 bodies
431 first bulge-structures
441 second bulge-structures
451 first long lateral areas sections
452 second long lateral areas sections
453 first long lateral areas sections
454 second short lateral areas sections
E electric power
The I electric current
Embodiment
In view of the defective of prior art, the invention provides a kind of wireless charging receiver of portable electronic devices.Please consult Fig. 3 and Fig. 4 simultaneously, Fig. 3 is wireless charging transmitting device and the structural representation of portable electronic devices in first preferred embodiment of portable electronic devices of the present invention, and Fig. 4 is wireless charging transmitting device and the block schematic diagram of portable electronic devices in first preferred embodiment of portable electronic devices of the present invention.Wireless charging transmitting device 4 comprises a body 40, a power line 41, a power module 42, one first guide vane end stop 43 (please refer to Fig. 5), one second guide vane end stop 44 (please refer to Fig. 5) and a sealing transmission coil 45, and portable electronic devices 5 comprises a housing 50, sealing receiving coil 51 and a rechargeable battery 52.The power line 41 of wireless charging transmitting device 4 is revealed in outside its body 40, and it is in order to being connected in a power supply source 6, and its body 40 has a holding tank 401, and it is arranged on the upper surface 402 of body 40, in order to ccontaining portable electronic devices 4 in wherein.In this preferred embodiment, the body 40 of wireless charging transmitting device 4 is a platform external form, and the winding mode of sealing transmission coil 45 presents a dumbbell shape, and portable electronic devices 5 is a mobile phone, and the winding mode of sealing receiving coil 51 presents a circle.
Among Fig. 4, power module 42 and sealing transmission coil 45 all are arranged at the inside of body 40, and power module 42 is connected to power line 41 and sealing transmission coil 45, power module 42 produces an electric current I according to the driving of power supply source 6, make electric current I produce a galvanomagnetic effect by sealing transmission coil 45, and the magnetic flux that sealing transmission coil 45 produces according to galvanomagnetic effect produces an electric power E, seals transmission coil 45 with this and is able to output power E.On the other hand, in the portable electronic devices 5, its housing 50 is coated on sealing receiving coil 51, when sealing receiving coil 51 is used to its housing 50 and contacts close to the body 40 of wireless charging transmitting device 4 or with its body 40, reception comes from the electric power E that seals transmission coil 45, and rechargeable battery 52 is arranged in the housing 50 and be connected in sealing receiving coil 51, comes from the electric power E that seals receiving coil 51 in order to storage.
As shown in Figure 3, the size of the holding tank 401 of body 40 is corresponding to the size of the housing 50 of portable electronic devices 5, make that the sealing receiving coil 51 in the portable electronic devices 5 can be in alignment with the sealing transmission coil 45 of wireless charging transmitting device 4, and be convenient to carry out wireless charging.
Next transmission coil 45 is sealed in explanation.See also Fig. 5, look schematic diagram on its housing structural profile in first preferred embodiment for the wireless charging transmitting device of portable electronic devices of the present invention.First guide vane end stop 43 is arranged in the body 40, second guide vane end stop 44 is arranged in the body 40 and adjacent to first guide vane end stop 43, and first guide vane end stop 43 and second guide vane end stop 44 are arranged in the body 40 with symmetric mode, and have a space 46 between first guide vane end stop 43 and second guide vane end stop 44.Be arranged at the both sides that sealing transmission coils 45 in the body 40 pass space 46 between first guide vane end stop 43 and second guide vane end stop 44 and sealing transmission coil 45 equally and contact (for the clear structure of sealing transmission coil 45, first guide vane end stop 43 and second guide vane end stop 44 that shows, Fig. 5 does not demonstrate the situation that the both sides of sealing transmission coil 45 contact with first guide vane end stop 43 and second guide vane end stop 44 respectively) respectively with first guide vane end stop 43 and second guide vane end stop 44.In this preferred embodiment, first guide vane end stop 43 and second guide vane end stop 44 are all made with iron oxide (Iron oxide) material.
In detail, sealing transmission coil 45 comprises one first long lateral areas section 451, one second long lateral areas section 452, one first short lateral areas section 453 and one second short lateral areas section 454, the first long lateral areas section 451 is positioned on one first side of sealing transmission coil 45, the first long lateral areas section 451 is passed the space 46 between first guide vane end stop 43 and second guide vane end stop 44 and is contacted with first guide vane end stop 43 and crooked, that is the first long lateral areas section 451 is toward the direction that is away from first guide vane end stop 43 (the right-hand side among Fig. 5) bending.The second long lateral areas section 452 is positioned on one second side of sealing transmission coil 45, the second long lateral areas section 452 is passed the space 46 between first guide vane end stop 43 and second guide vane end stop 44 and is contacted with second guide vane end stop 44 and crooked, that is the second long lateral areas section 452 is toward the direction that is away from second guide vane end stop 44 (the left side among Fig. 5) bending.And the first short lateral areas section 453 is arranged in one first side (upper side of Fig. 5) in this space 46 and the two ends of the first short lateral areas section 453 are connected to the first long lateral areas section, the 451 and second long lateral areas section 452, the second short lateral areas section 454 is arranged in one second side (lower side of Fig. 5) in this space 46 and the two ends of the second short lateral areas section 454 are connected to the first long lateral areas section, the 451 and second long lateral areas section 452, that is the winding mode of sealing transmission coil 45 presents dumbbell shape.
Among Fig. 5, first guide vane end stop 43 has one first bulge-structure 431, and it is adjacent to this space 46, and it makes the first long lateral areas section 451 toward the direction bending that is away from first guide vane end stop 43 in order to contact with the first long lateral areas section 451.In like manner, second guide vane end stop 44 has one second bulge-structure 441, it is adjacent to this space 46, make the second long lateral areas section 452 toward the direction bending that is away from second guide vane end stop 44 in order to contact with the second long lateral areas section 452, wherein the degree of first long lateral areas section 451 bendings determines according to the curvature of first bulge-structure 431, and the degree of second long lateral areas section 452 bendings determines according to the curvature of second bulge-structure 441.Because first guide vane end stop 43 and second guide vane end stop 44 are with the symmetric mode setting, it makes long lateral areas the section 451 and second long lateral areas section 452 of winning also crooked symmetrically.
What need special instruction is, when sealing transmission coil 45 is subjected to its electric current I * excitatory and when galvanomagnetic effect takes place, present the galvanomagnetic effect that the sealing transmission coil 45 of dumbbell shape takes place and to produce magnetic flux equably, so the sealing transmission coil 45 exportable corresponding electric power E* of dumbbell shape are to sealing receiving coil 51 to carry out wireless charging.Sealing transmission coil 45 is designed to dumbbell shape based on electromagnetic theory, and confirms that through testing repeatedly the wireless charging efficient of the sealing transmission coil 45 of its dumbbell shape is preferable.
In addition, the present invention more provides one second preferred embodiment.See also Fig. 6, it is the structural representation in second preferred embodiment for the wireless charging transmitting device of portable electronic devices of the present invention and portable electronic devices.Wireless charging transmitting device 7 comprises a body 70; one power line 71; one power module (not being shown among the figure); one first guide vane end stop (not being shown among the figure); one second guide vane end stop (not being shown among the figure) and a sealing transmission coil 75; and portable electronic devices 8 comprises a housing 80; one sealing receiving coil 81; one rechargeable battery (not being shown among the figure) and a protective sleeve 83; the wireless charging transmitting device 7 of this preferred embodiment is identical haply with the structure of portable electronic devices 8 and first preferred embodiment, thus this between the two something in common no longer add explanation.
And this preferred embodiment has two with the first preferred embodiment difference; first; the body 70 of wireless charging transmitting device 7 is not provided with holding tank; and the size of its body 70 is corresponding to the size of the protective sleeve 83 of portable electronic devices 8; make that the sealing receiving coil 81 in the portable electronic devices 8 can be in alignment with the sealing transmission coil 75 of wireless charging transmitting device 7, and be convenient to carry out wireless charging.Second; the sealing receiving coil 81 of portable electronic devices 8 is not to be arranged in its housing 80; it is arranged in the protective sleeve 83; its protective sleeve 83 is coated on its housing 80; it is in order to protect housing 80; and the sealing receiving coil 81 that is positioned at protective sleeve 83 is connected in the rechargeable battery that is positioned at housing 80; and protective sleeve 83 can pass through a mini USB (universal serial bus) (Mini Universal Series Bus; Mini USB) is connected in housing 80, to set up the electric connection between protective sleeve 83 and the housing 80.
Certainly, the body in this preferred embodiment 70 also can adopt the body with holding tank.Similarly, the sealing receiving coil in first preferred embodiment also can be arranged in the protective sleeve.
According to above-mentioned two preferred embodiments as can be known, wireless charging transmitting device of the present invention utilizes two guide vane end stops and makes the sealing transmission coil be rendered as dumbbell shape, make the sealing transmission coil of dumbbell shape can produce magnetic flux equably when excitatory, to promote wireless charging efficient.In addition; the body of invention wireless charging transmitting device can adopt the size that accords with portable electronic devices or its protective sleeve; perhaps the surface is provided with the holding tank of the size that meets portable electronic devices or its protective sleeve thereon; make that the sealing receiving coil of portable electronic devices is easily superimposed or produce and occur simultaneously with the sealing transmission coil of wireless charging transmitting device, so that the reception of sealing receiving coil comes from the electric power that seals transmission coil and promotes wireless charging efficient further.
The above is preferred embodiment of the present invention only, is not in order to limiting claim of the present invention, and therefore all other do not break away from the equivalence of finishing under the disclosed spirit and change or modify, and all should be contained in the claim of this case.
Claims (11)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100132340A CN103208846A (en) | 2012-01-13 | 2012-01-13 | Wireless charging transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100132340A CN103208846A (en) | 2012-01-13 | 2012-01-13 | Wireless charging transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103208846A true CN103208846A (en) | 2013-07-17 |
Family
ID=48755971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100132340A Pending CN103208846A (en) | 2012-01-13 | 2012-01-13 | Wireless charging transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103208846A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080129246A1 (en) * | 2006-11-10 | 2008-06-05 | Mitsubishi Heavy Industries, Ltd. | Non-contact type power feeder system for mobile object and protecting apparatus thereof |
| CN101228678A (en) * | 2005-07-25 | 2008-07-23 | 香港城市大学 | Rechargeable battery circuit and structure for compatible planar inductive charging platform |
| TW201039537A (en) * | 2009-04-17 | 2010-11-01 | Speeder Electronics Co Ltd | Charging structure |
| CN101971453A (en) * | 2007-05-08 | 2011-02-09 | 莫琼移动股份有限公司 | System and method for inductive charging of portable devices |
| CN201813180U (en) * | 2010-08-31 | 2011-04-27 | 深圳市启欣科技有限公司 | Wireless charging magnetic positioning system |
-
2012
- 2012-01-13 CN CN2012100132340A patent/CN103208846A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101228678A (en) * | 2005-07-25 | 2008-07-23 | 香港城市大学 | Rechargeable battery circuit and structure for compatible planar inductive charging platform |
| US20080129246A1 (en) * | 2006-11-10 | 2008-06-05 | Mitsubishi Heavy Industries, Ltd. | Non-contact type power feeder system for mobile object and protecting apparatus thereof |
| CN101971453A (en) * | 2007-05-08 | 2011-02-09 | 莫琼移动股份有限公司 | System and method for inductive charging of portable devices |
| TW201039537A (en) * | 2009-04-17 | 2010-11-01 | Speeder Electronics Co Ltd | Charging structure |
| CN201813180U (en) * | 2010-08-31 | 2011-04-27 | 深圳市启欣科技有限公司 | Wireless charging magnetic positioning system |
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Application publication date: 20130717 |