CN103051066A - Induction module shared by near field communication and wireless charging - Google Patents
Induction module shared by near field communication and wireless charging Download PDFInfo
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- CN103051066A CN103051066A CN2011104026098A CN201110402609A CN103051066A CN 103051066 A CN103051066 A CN 103051066A CN 2011104026098 A CN2011104026098 A CN 2011104026098A CN 201110402609 A CN201110402609 A CN 201110402609A CN 103051066 A CN103051066 A CN 103051066A
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- 230000006698 induction Effects 0.000 title claims abstract description 94
- 238000004891 communication Methods 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 claims description 19
- 239000000853 adhesive Substances 0.000 claims description 4
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 9
- 230000010354 integration Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000004069 differentiation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Classifications
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- H04B5/24—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
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- H04B5/77—
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- H04B5/79—
Abstract
The invention discloses a near field communication and wireless charging shared induction module, which at least comprises: a first induction plate in a flat plate shape; a first coil wound in a central hollowed-out plane shape; a second coil wound in a central hollowed plane shape; the first coil and the second coil are both arranged on the first induction plate, and the second coil is accommodated in the central hollow of the first coil and is concentric with the first coil, so that the induction modules of two different frequency signals can be integrated into a whole to reduce the area of the induction coil.
Description
Technical field
The present invention is the induction module that a kind of near-field communication and wireless charging are shared, particularly about a kind of use integration of wireless charging (Wireless Charging on portable device, WLC) structure that is integrated of induction module and near-field communication (Near Field Communication, NFC) induction module.
Background technology
Present portable electronic device, such as mobile phone, PDA (personal digital aid (PDA)), palmtop PC, notebook computer or flat computer etc., all be to use powered battery, to make things convenient for the user without city's electricity condition the time, to use, and these electronic installations all can attach wired supply of electric power device, make things convenient for the battery charging or use mains-supplied.
New wireless charging (WLC) technology is not so that portable device needs to use power line, and can utilize the direct transferring electric power of mode of electromagnetic induction to these portable devices battery to be charged.As shown in Figure 1, it is the configuration diagram of wireless charging transmission, include an electric power delivery module 1 and an electric power receiver module 2, this electric power transmits induction module 1 and has a transmission end coil 11, transmission end plate 12 unshakable in one's determination, and this electric power reception induction module 2 also has a receiving terminal coil 11, receiving terminal plate 12 unshakable in one's determination equally.When this electric power receiver module 2 during near this electric power delivery module 1, the electric current transmission end coil 11 that this electric power transmits induction module 1 of flowing through produces magnetic fields, so that this electric power receives receiving terminal coil 11 these magnetic field generation currents of induction of induction module 2.
In addition at present in portable electronic device combined with near field communication (NFC) considerably come into one's own, near-field communication (NFC) can allow portable device carry out contactless point-to-point communication, very easily connected mode is provided, can carries out fast, easily communication.
Near-field communication (NFC) technology is the integration differentiation by non-contact radio-frequency identification (RFID) and interconnection technique, the contactless card that in the application of present near-field communication (NFC), uses in just just like the traffic rapid transit system (RTS), mouthful can speed passage through customs as long as contactless card checked tickets near rapid transit, and the sensitive time is faster than general contactless chip card, and this traffic station for height turnover amount is quite benefited from.
Therefore have the dealer to propose the near field communication chip is embedded in the portable electronic device such as mobile phone, also therefore the function of portable electronic device integration of wireless charging (WLC) and near-field communication (NFC) will be following inevitably trend.
Yet at present near-field communication (NFC) and wireless charging transmission (WLC) these two kinds of circuit are fully different, independent separately, the essential induction module that uses separately, receive different separately signals, this is for the more and more compact inner space of portable electronic device, and it is quite high to integrate difficulty.
This case inventor finds that near-field communication (NFC) and wireless charging transmission (WLC) two kinds of technology all are closely to respond to signal transmission, therefore all need use coil-induced module, and these two kinds of induction modules can't use simultaneously, therefore designed a kind of integration near-field communication (NFC) induction module shared with wireless charging (WLC), can receive from the signal of near-field communication (NFC) with wireless charging (WLC), carry out the automatic switchover of signal by one group of commutation circuit again, reach the purpose that to share induction module.
Summary of the invention
Technical problem to be solved by this invention provides the induction module that a kind of near-field communication and wireless charging are shared, the induction module of near-field communication and two kinds of different frequency signals of wireless charging is integrated in one, to dwindle induction coil occupied area in portable electronic device, in order to reach two kinds of Function Integration Mechanisms in the purpose of same portable electronic device.
The present invention provides a kind of near-field communication and wireless power shared induction module to achieve these goals, and comprise at least: one is tabular the first tablet; One is wound in the first plane coil of center hollow out, has two leading-out terminals; One is wound in the second plane coil of center hollow out, has two leading-out terminals, and this first coil and this second coil all are arranged on this first tablet, and this second coil is placed in the center hollow out of this first coil, and is concentric shape with this first coil.
Above-mentioned induction module also comprises one second tablet, is arranged on this first tablet, and is placed in the center hollow out of this second coil.
Above-mentioned induction module also comprises a non-conductive adhesion layer, is arranged between this first tablet and this first coil, this second coil, in order to this first coil, this second coil are attached on this first tablet.
Above-mentioned induction module also comprises a non-conductive adhesion layer, is arranged between this first tablet and the second tablet, in order to this second tablet is attached on this first tablet.
Above-mentioned induction module, wherein this non-conductive adhesion layer is two-sided adhesive tape or an adhesive agent.
Above-mentioned induction module, the convex character shape that is one of the forming of this first tablet wherein, lug boss of this first induction version is placed in the center hollow out of this second coil.
Above-mentioned induction module wherein has a gap to exist between this first coil and this second coil.
Above-mentioned induction module, wherein between this first coil and this second coil mutually near and existence very close to each other.
Above-mentioned induction module wherein also comprises at least one lead-out wire connector, and this lead-out wire connector is provided with a plurality of metal connecting terminal, is electrically connected respectively the leading-out terminal of this first coil and/or this second coil.
Above-mentioned induction module, wherein in the metal connecting terminal of this lead-out wire connector, it is shared ends that two metal connecting terminal are arranged.
Above-mentioned induction module, wherein one of them leading-out terminal of this first coil is electrically connected into a shared leading-out terminal mutually with one of them leading-out terminal of this second coil.
Above-mentioned induction module, wherein this lead-out wire connector is connected in the outer rim place of this first tablet.
Above-mentioned induction module, wherein this lead-out wire connector is the connector that is arranged on outside this first tablet.
Above-mentioned induction module, wherein this lead-out wire connector has two, be equipped on respectively the outer rim place of this first tablet, respectively be provided with two metal connecting terminal on each lead-out wire connected device, be electrically connected respectively two leading-out terminals of this first coil and two leading-out terminals of this second coil.
Above-mentioned induction module, wherein this first coil is the near-field communication induction coil, and this second coil is the wireless charging induction coil.
Above-mentioned induction module, wherein this first coil is the wireless charging induction coil, and this second coil is the near-field communication induction coil.
Above-mentioned induction module, wherein the 3rd of this second coil the and the 4th leading-out terminal is electrically connected respectively a metal connecting contact.
Above-mentioned induction module, wherein the first coil and this second coil are formed by one group of coil winding, and this group coil comprises one first leading-out terminal, one second leading-out terminal and a centre tap leading-out terminal.
Description of drawings
Fig. 1 is the configuration diagram of wireless charging transmission;
Fig. 2 is the first embodiment schematic diagram of the shared induction module of near-field communication of the present invention and wireless power;
Fig. 3 is the perspective exploded view of Fig. 2;
Fig. 4 is second embodiment of the present invention schematic diagram; And
Fig. 5 is third embodiment of the present invention schematic diagram.
Fig. 6 is fourth embodiment of the present invention schematic diagram.
Wherein, Reference numeral:
10 electric power delivery modules
11 transmission end coils
12 transmission ends plate unshakable in one's determination
20 electric power receive induction module
21 receiving terminal coils
22 receiving terminals plate unshakable in one's determination
30 share induction module
31 first tablets
32 first coils
321 leading-out terminals
33 second coils
331 leading-out terminals
34 second tablets
35 non-conductive adhesion layers
36 lead-out wire connectors
361 metal connecting terminal
37 metal connecting contacts
38 coils
381 first leading-out terminals
382 second leading-out terminals
383 centre tap leading-out terminals
Embodiment
In the middle of specification and claims thereof, used some vocabulary to censure specific assembly.One of skill in the art can understand, and hardware manufacturer may be called same assembly with different nouns.This specification and claims thereof are not used as distinguishing the mode of assembly with the difference of title, but the criterion that is used as distinguishing with the difference of assembly on function.Be an open term mentioned " comprising " in the middle of specification and the claim thereof in the whole text, so should be construed to " including but not limited to ".
See also shown in Figure 2, Fig. 2 is the first embodiment schematic diagram of the shared induction module of near-field communication of the present invention and wireless power, and Fig. 3 is the perspective exploded view of Fig. 2, shared induction module 30 of the present invention includes one first tablet 31, one first coil 32 and one second coil 33 at least, wherein this first tablet 31 is tabular, can be square, rectangle, circle or oval etc.
Wherein this first coil 32 is wound in the plane of center hollow out, is arranged on this first tablet 31, and has two leading-out terminals 321.This second coil 33 equally also is wound in the plane of center hollow out, be arranged on this first tablet 31, and be placed in the center hollow out of this first coil 32, be concentric shape with this first coil 32, and tool two leading-out terminals 331 have a gap to exist between this first coil 32 and the second coil 33.
Embodiment as shown in Figure 2, wherein this first coil 32 is a near-field communication (NFC) induction coil, and this second coil 33 is a wireless charging (WLC) induction coil, and be illustrated in figure 4 as the second embodiment of the invention schematic diagram, wherein 32 of this first coils are this wireless charging (WLC) induction coil, and the second coil 33 then is this near-field communication (NFC) induction coil.
This first coil 32 and the second coil 33 are induction coils of two groups of different frequency signals, near-field communication induction coil frequency is higher, therefore coil is shorter, and the frequency of wireless charging induction coil is lower, therefore coil is longer, and these two groups of induction coils can be judged by an automatic selection circuit induction receive frequency of induction coil, and automatically select to be electrically connected wherein one group of induction coil, because therefore the emphasis that the non-the present invention of this selection circuit advocates repeats no more.
Please consult again shown in Figure 3, should share induction module 30 and more include a non-conductive adhesion layer 35, be arranged between this first tablet 31 and this first coil, the second coil 32,33, in order to this first coil, the second coil 32,33 are attached on this first tablet 31, preferably this non-conductive adhesion layer 35 can be a pair of face glue or adhesive agent.Should share induction module 30 and more include one second tablet 34, be arranged on this first tablet 31, and be placed in the center hollow out of the second coil 33, this non-conductive adhesion layer 35, be arranged at equally between this first tablet 31 and the second tablet 34, in order to this second tablet 34 is attached on this first tablet 31.This first tablet 31 can be made the convex character shape (not shown) with this second tablet 34 is integrally formed, and its lug boss is placed in the center hollow out of this second coil 33.
See also shown in Figure 5ly, be the third embodiment of the invention schematic diagram, wherein between this first coil 32 and the second coil 33 mutually near, existence very close to each other.
Please consult again the first embodiment of Fig. 2, the outer rim place that should share the first tablet 31 of induction module 30 is provided with respectively two groups of lead-out wire connectors 36, respectively be provided with two metal connecting terminal 361 on each this lead-out wire connector 36, can be electrically connected respectively two leading-out terminals 321 of this first coil and two leading-out terminals 331 of this second coil.
Consult again the second embodiment of Fig. 4, the outer rim place that should share the first tablet 31 of induction module 30 only is provided with one group lead-out wire connector 36, which is provided with a plurality of metal connecting terminal 361, can connect respectively the leading-out terminal of this first coil 32 and/or the second coil 33.Also or this lead-out wire connector 36 can be two metal connecting contacts 37, can with two leading-out terminals 331 of this second coil 33, be electrically connected respectively this metal connecting contact 37.
See also the 3rd embodiment of Fig. 5, wherein this lead-out wire connector 36 is for being arranged on the connector outside this first tablet 31, and this metal connecting terminal 361 two metal connecting terminal are wherein arranged is that end is shared in one of electrical connection.Also or one of them leading-out terminal of one of them leading-out terminal of this first coil 32 and the second coil 33, mutually be electrically connected into one and share leading-out terminal, be electrically connected to again one of them metal connecting terminal 361 on this lead-out wire connector 36.
See also shown in Figure 6, be fourth embodiment of the present invention schematic diagram, this first coil 32 is entwined by same group of coil 38 with this second coil 33 in the present embodiment, include one first leading-out terminal 381, one second leading-out terminal 382 and a centre tap leading-out terminal 383, wherein this first leading-out terminal 381 forms this wireless charging (WLC) induction coil with this second leading-out terminal 382, and this centre tap leading-out terminal 383 forms this near-field communication (NFC) induction coil with this second leading-out terminal 382.
The above only is preferred embodiment of the present invention, and all equalizations of making according to claim protection range of the present invention change and revise, and all should belong to covering scope of the present invention.
Claims (19)
1. the induction module shared of a near-field communication and wireless power is characterized in that, comprising:
One first tablet is tabular;
One first coil is wound in the plane of center hollow out, has two leading-out terminals, is arranged on this first tablet; And
One second coil is wound in the plane of center hollow out, has two leading-out terminals, is arranged on this first tablet, and is placed in the center hollow out of this first coil, is concentric shape with this first coil.
2. induction module as claimed in claim 1 is characterized in that, this induction module also comprises one second tablet, is arranged on this first tablet, and is placed in the center hollow out of this second coil.
3. induction module as claimed in claim 1, it is characterized in that, this induction module also comprises a non-conductive adhesion layer, is arranged between this first tablet and this first coil, this second coil, in order to this first coil, this second coil are attached on this first tablet.
4. induction module as claimed in claim 2 is characterized in that, this induction module also comprises a non-conductive adhesion layer, is arranged between this first tablet and the second tablet, in order to this second tablet is attached on this first tablet.
5. induction module as claimed in claim 3 is characterized in that, this non-conductive adhesion layer is two-sided adhesive tape or an adhesive agent.
6. induction module as claimed in claim 4 is characterized in that, this non-conductive adhesion layer is two-sided adhesive tape or an adhesive agent.
7. induction module as claimed in claim 1 is characterized in that, the convex character shape that this first tablet is one of the forming, and the lug boss of this first induction version is placed in the center hollow out of this second coil.
8. induction module as claimed in claim 1 is characterized in that, has a gap to exist between this first coil and this second coil.
9. induction module as claimed in claim 1 is characterized in that, between this first coil and this second coil mutually near and existence very close to each other.
10. induction module as claimed in claim 1 is characterized in that, comprises at least one lead-out wire connector, and this lead-out wire connector is provided with a plurality of metal connecting terminal, is electrically connected respectively the leading-out terminal of this first coil and/or this second coil.
11. induction module as claimed in claim 10 is characterized in that, wherein in the metal connecting terminal of this lead-out wire connector, it is shared ends that two metal connecting terminal are arranged.
12. induction module as claimed in claim 1 is characterized in that, one of them leading-out terminal of this first coil mutually is electrically connected into one with one of them leading-out terminal of this second coil and shares leading-out terminal.
13. induction module as claimed in claim 10 is characterized in that, this lead-out wire connector is connected in the outer rim place of this first tablet.
14. induction module as claimed in claim 10 is characterized in that, this lead-out wire connector is the connector that is arranged on outside this first tablet.
15. induction module as claimed in claim 10, it is characterized in that, this lead-out wire connector has two, be equipped on respectively the outer rim place of this first tablet, respectively be provided with two metal connecting terminal on each lead-out wire connected device, be electrically connected respectively two leading-out terminals of this first coil and two leading-out terminals of this second coil.
16. induction module as claimed in claim 1 is characterized in that, this first coil is the near-field communication induction coil, and this second coil is the wireless charging induction coil.
17. induction module as claimed in claim 1 is characterized in that, this first coil is the wireless charging induction coil, and this second coil is the near-field communication induction coil.
18. induction module as claimed in claim 1 is characterized in that, the 3rd and the 4th leading-out terminal of this second coil is electrically connected respectively a metal connecting contact.
19. induction module as claimed in claim 1 is characterized in that, the first coil and this second coil are formed by one group of coil winding, and this group coil comprises one first leading-out terminal, one second leading-out terminal and a centre tap leading-out terminal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100136884 | 2011-10-12 | ||
| TW100136884A TW201316643A (en) | 2011-10-12 | 2011-10-12 | Sharing induction module of near field communication and cordless charging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103051066A true CN103051066A (en) | 2013-04-17 |
Family
ID=46784554
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104026098A Pending CN103051066A (en) | 2011-10-12 | 2011-11-30 | Induction module shared by near field communication and wireless charging |
| CN2011204992065U Expired - Lifetime CN202435145U (en) | 2011-10-12 | 2011-11-30 | Induction module shared by near field communication and wireless charging |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204992065U Expired - Lifetime CN202435145U (en) | 2011-10-12 | 2011-11-30 | Induction module shared by near field communication and wireless charging |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2013084915A (en) |
| KR (1) | KR20130039659A (en) |
| CN (2) | CN103051066A (en) |
| TW (1) | TW201316643A (en) |
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| CN104518276A (en) * | 2013-10-01 | 2015-04-15 | 德克萨斯仪器股份有限公司 | Shared antenna solution for wireless charging and near field communication |
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| CN106685100A (en) * | 2016-12-22 | 2017-05-17 | 上海安费诺永亿通讯电子有限公司 | Multiplex device of near field communication (NFC) coil and wireless charging coil |
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| TW201316643A (en) * | 2011-10-12 | 2013-04-16 | Tdk Taiwan Corp | Sharing induction module of near field communication and cordless charging |
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| KR101515476B1 (en) * | 2013-09-05 | 2015-05-06 | 전자부품연구원 | Wireless power transfer method inside vehicle using NFC |
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- 2011-11-30 CN CN2011104026098A patent/CN103051066A/en active Pending
- 2011-11-30 CN CN2011204992065U patent/CN202435145U/en not_active Expired - Lifetime
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- 2012-08-31 KR KR1020120096137A patent/KR20130039659A/en not_active Application Discontinuation
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Cited By (13)
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| CN104518276A (en) * | 2013-10-01 | 2015-04-15 | 德克萨斯仪器股份有限公司 | Shared antenna solution for wireless charging and near field communication |
| CN103840533A (en) * | 2013-12-19 | 2014-06-04 | 苏州旲烔机电科技有限公司 | Vehicle wireless charge emission module |
| CN111681847A (en) * | 2015-08-07 | 2020-09-18 | 纽卡润特有限公司 | Device with a multi-mode antenna with variable conductor width |
| US11955809B2 (en) | 2015-08-07 | 2024-04-09 | Nucurrent, Inc. | Single structure multi mode antenna for wireless power transmission incorporating a selection circuit |
| US11769629B2 (en) | 2015-08-07 | 2023-09-26 | Nucurrent, Inc. | Device having a multimode antenna with variable width of conductive wire |
| US11469598B2 (en) | 2015-08-07 | 2022-10-11 | Nucurrent, Inc. | Device having a multimode antenna with variable width of conductive wire |
| CN106532798A (en) * | 2015-09-15 | 2017-03-22 | 英特尔公司 | Power transmission with wireless transceiver |
| CN106532798B (en) * | 2015-09-15 | 2020-03-20 | 英特尔公司 | Power transmission by wireless transceiver |
| WO2018102963A1 (en) * | 2016-12-05 | 2018-06-14 | 深圳鹏汇功能材料有限公司 | Electronic device and integrated magnetic insulation sheet thereof |
| CN106685100A (en) * | 2016-12-22 | 2017-05-17 | 上海安费诺永亿通讯电子有限公司 | Multiplex device of near field communication (NFC) coil and wireless charging coil |
| CN106685100B (en) * | 2016-12-22 | 2019-03-26 | 上海安费诺永亿通讯电子有限公司 | A kind of multiplexer of NFC coil and Wireless charging coil |
| CN106786888B (en) * | 2016-12-22 | 2019-03-26 | 上海安费诺永亿通讯电子有限公司 | A kind of physical switch device of NFC coil and Wireless charging coil multiplexing |
| CN106786888A (en) * | 2016-12-22 | 2017-05-31 | 上海安费诺永亿通讯电子有限公司 | A kind of NFC coils and the physical switch device of Wireless charging coil multiplexing |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20130039659A (en) | 2013-04-22 |
| JP2013084915A (en) | 2013-05-09 |
| TW201316643A (en) | 2013-04-16 |
| CN202435145U (en) | 2012-09-12 |
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Application publication date: 20130417 |