CN213520327U - Wireless charging receiving module integrated with NFC antenna and mobile terminal - Google Patents
Wireless charging receiving module integrated with NFC antenna and mobile terminal Download PDFInfo
- Publication number
- CN213520327U CN213520327U CN202022841286.XU CN202022841286U CN213520327U CN 213520327 U CN213520327 U CN 213520327U CN 202022841286 U CN202022841286 U CN 202022841286U CN 213520327 U CN213520327 U CN 213520327U
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- wireless charging
- charging coil
- nfc antenna
- receiving module
- wireless
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
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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
-
- 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
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
The utility model provides a wireless receiving module and mobile terminal that charge of integrated NFC antenna, including base plate, NFC antenna and first wireless charging coil, the base plate includes relative first surface and second surface, NFC antenna part sets up the first surface, the NFC antenna is in the first surface encloses to establish and forms an area, first wireless charging coil sets up the second surface, first wireless charging coil is in the orthographic projection of first surface is located in the area. The utility model discloses a wireless receiving module that charges can be integrated NFC antenna and first wireless charging coil on the wireless receiving module that charges simultaneously, and first wireless charging coil and NFC antenna can range upon range of setting relatively, need not to occupy the great area in the mobile terminal respectively, consequently can reduce the area occupied in the mobile terminal, improve the space utilization among the mobile terminal.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a wireless technical field that charges, in particular to wireless receiving module and mobile terminal that charge of integrated NFC antenna.
[ background of the invention ]
In the prior art, with the development of Wireless Communication technology, a Wireless Charging (Wireless Charging) function and a Near Field Communication (NFC) function are generally integrated in a mobile terminal such as a smart phone. In traditional scheme, be usually with the NFC antenna attached on mobile terminal's mainboard, wireless charging coil is then attached in mobile terminal's battery top to realize NFC function and wireless function of charging respectively. However, in the conventional scheme, the NFC antenna and the wireless charging coil occupy a large area in the mobile terminal, which results in a decrease in space utilization in the mobile terminal.
Therefore, it is necessary to provide a new design of an NFC antenna and a wireless charging coil to solve the problem of low space utilization caused by the NFC antenna and the wireless charging coil in the prior art.
[ Utility model ] content
An object of the utility model is to provide a wireless receiving module and mobile terminal that charge of integrated NFC antenna to NFC antenna and wireless charging coil lead to the problem that space utilization is low among the solution prior art.
The technical scheme of the utility model as follows: the utility model provides an integrated NFC antenna's wireless receiving module that charges, includes base plate, NFC antenna and first wireless charging coil, the base plate includes relative first surface and second surface, NFC antenna part sets up the first surface, the NFC antenna is in the first surface encloses to establish and forms an area, first wireless charging coil sets up the second surface, first wireless charging coil is in the orthographic projection of first surface is located in the area.
In some embodiments, the wireless charging receiving module further comprises a second wireless charging coil disposed on the first surface and located within the area, the second wireless charging coil being connected in parallel with the first wireless charging coil.
In some embodiments, the first wireless charging coil and the second wireless charging coil are wound in a cross-wound fashion.
In some embodiments, the first wireless charging coil, the second wireless charging coil each comprise a plurality of turns of wire, each turn of wire of the first wireless charging coil has a different wire width, and each turn of wire of the second wireless charging coil has a different wire width.
In some embodiments, the spacing between every two adjacent turns of the first wireless charging coil is 50 microns and the spacing between every two adjacent turns of the second wireless charging coil is 50 microns.
In some embodiments, the NFC antenna includes a first portion disposed on the first surface to enclose the region, and a second portion connected to the first portion, the second portion disposed on the second surface, and an orthographic projection of the second portion on the first surface intersecting the first portion.
In some embodiments, the second surface is provided with a first pad and a second pad, the first pad and the second pad are arranged in parallel, the first pad is connected with two ends of the first wireless charging coil, and the second pad is connected with two ends of the NFC antenna.
In some embodiments, the operating frequency of the NFC antenna comprises 100KHz and the operating frequency of the first wireless charging coil comprises 13.56 MHz.
In some embodiments, the wireless charging receiving module further includes a nanocrystalline magnetism isolating material layer disposed on one side of the second surface of the substrate, and the first wireless charging coil is located between the second surface and the nanocrystalline magnetism isolating material layer.
The utility model also provides a mobile terminal, including wireless receiving module that charges, wireless receiving module that charges is above-mentioned arbitrary item wireless receiving module that charges.
The beneficial effects of the utility model reside in that: can be integrated NFC antenna and first wireless charging coil simultaneously on the wireless receiving module that charges, realize the NFC function simultaneously and the wireless function of charging, first wireless charging coil and NFC antenna can set up two relative surfaces at the base plate, and the position on two surfaces is relative, consequently first wireless charging coil and NFC antenna can range upon range of setting relatively, need not to occupy the great area in the mobile terminal respectively, consequently, can reduce the area occupied in the mobile terminal, improve the space utilization among the mobile terminal.
[ description of the drawings ]
Fig. 1 is the utility model discloses a wireless receiving module's that charges of integrated NFC antenna front schematic diagram.
Fig. 2 is the utility model discloses a back schematic diagram of the wireless receiving module that charges of integrated NFC antenna.
Fig. 3 is a partially enlarged schematic view of an area a of the wireless charging receiving module integrated with the NFC antenna shown in fig. 2.
Fig. 4 is a cross-sectional view of the wireless charging receiving module of the integrated NFC antenna shown in fig. 1 along the M-M direction.
[ detailed description ] embodiments
The present invention will be further described with reference to the accompanying drawings and embodiments.
The utility model provides a wireless receiving module that charges of integrated NFC (Near Field Communication) antenna, the wireless receiving module that charges of this integrated NFC antenna can be integrated in mobile terminal. The mobile terminal may be a device such as a smartphone, a tablet computer, or the like. This wireless receiving module that charges of integrated NFC antenna can enough realize the NFC function, can realize wireless function of charging again to area occupied in mobile terminal is little, can improve the space utilization among the mobile terminal.
Referring to fig. 1 and fig. 2 simultaneously, fig. 1 is the front schematic view of the wireless charging receiving module 200 of the integrated NFC antenna of the present invention, and fig. 2 is the back schematic view of the wireless charging receiving module 200 of the integrated NFC antenna of the present invention.
The wireless charging receiving module 200 integrated with an NFC antenna includes a substrate 20, an NFC antenna 40, a first wireless charging coil 60, and a second wireless charging coil 80.
The substrate 20 is an insulating substrate, and may be a plastic substrate, for example. In some embodiments, the substrate 20 may be a Flexible substrate, such as a substrate of an FPC (Flexible Printed Circuit). The substrate 20 includes opposing first and second surfaces 22, 24. The first surface 22 may be understood as the front side of the substrate 20 and the second surface 24 may be understood as the back side of the substrate 20.
NFC antenna 40 may be a wire formed antenna. The NFC antenna 40 is disposed on the first surface 22 of the substrate 20. For example, the NFC antenna 40 may be attached to the first surface 22 by an adhesive material such as a double-sided tape. Wherein the NFC antenna 40 may be disposed at an edge of the first surface 22. NFC antenna 40 encloses a region 222 on first surface 22.
In some embodiments, NFC antenna 40 includes a first portion 42 and a second portion 44. The second portion 44 is connected to the first portion 42. Wherein the first portion 42 is disposed on the first surface 22 of the substrate 20 to enclose the region 222. The second portion 44 is disposed at the second surface 24 of the substrate 20. The second portion 44 intersects the first portion 42 in an orthogonal projection of the first surface 22. For example, vias may be provided on the substrate 20, the vias extending through the first surface 22 and the second surface 24. First portion 42 of NFC antenna 40 may be routed from first surface 22 to second surface 24 through vias in substrate 20 and connected to second portion 44.
In some embodiments, the operating frequency of NFC antenna 40 includes 100KHz, e.g., NFC signals are radiated outward at a frequency of 100 KHz.
The first wireless charging coil 60 can be a wire wound coil, such as a coil formed by enameled wire winding. A first wireless charging coil 60 is disposed on the second surface 24 of the substrate 20. For example, the first wireless charging coil 60 may also be adhered to the second surface 24 by an adhesive material, such as double sided tape. Wherein an orthographic projection of the first wireless charging coil 60 on the first surface 22 is located within the region 222. That is, the first wireless charging coil 60 and the NFC antenna 40 are disposed directly opposite the first surface 22 and the second surface 24 of the substrate 20, and the location where the first wireless charging coil 60 is directly opposite on the first surface 22 is within the region 222.
Therefore, the NFC antenna 40 and the first wireless charging coil 60 can be integrated on the wireless charging receiving module 200 at the same time, and the NFC function and the wireless charging function are simultaneously realized. First wireless charging coil 60 and NFC antenna 40 can set up two relative surfaces at base plate 20, and relative in the position on two surfaces, therefore first wireless charging coil 60 and NFC antenna 40 can range upon range of setting relatively, need not to occupy the great area in the mobile terminal respectively, consequently can reduce the area occupied in the mobile terminal, improves space utilization in the mobile terminal.
In some embodiments, the first wireless charging coil 60 is wound in a cross-wound fashion. The first wireless charging coil 60 comprises a plurality of turns of winding 62, and the distance between every two adjacent turns of winding 62 is 50 microns, so that the internal resistance of the coil is reduced, and the charging efficiency of the first wireless charging coil 60 is improved. For example, the first wireless charging coil 60 may include 12 turns of wire 62. Every two adjacent turns 62 cross in the thickness direction of the substrate 20.
The line widths of each turn of the winding 62 of the first wireless charging coil 60 are different, so as to reduce the internal resistance of the coil and further improve the charging efficiency of the first wireless charging coil 60. For example, the line width of each turn of the winding 62 may gradually decrease or gradually increase from the inner winding to the outer winding.
In some embodiments, the operating frequency of the first wireless charging coil 60 comprises 13.56MHz, for example to receive a wireless energy signal radiated by the charging base at a frequency of 13.56 MHz.
The second wireless charging coil 80 can also be a wire-wound coil, such as a coil formed by winding an enameled wire. A second wireless charging coil 80 is disposed on the first surface 22 of the substrate 20, and the second wireless charging coil 80 is located within the region 222. It is understood that the second wireless charging coil 80 may be disposed directly opposite the first wireless charging coil 60. Wherein the second wireless charging coil 80 is connected in parallel with the first wireless charging coil 60. Thus, wireless charging can be performed through the second wireless charging coil 80 and the first wireless charging coil 60 together to improve charging efficiency.
Therefore, the NFC antenna 40, the first wireless charging coil 60 and the second wireless charging coil 80 can be integrated on the wireless charging receiving module 200 at the same time, the NFC function and the wireless charging function are realized at the same time, and the charging efficiency can be improved by two wireless charging coils. In addition, the first wireless charging coil 60 and the NFC antenna 40 may be relatively stacked on two surfaces of the substrate 20, the second wireless charging coil 80 and the NFC antenna 40 are disposed on the same surface of the substrate 20, and the second wireless charging coil 80 is located in the area 222 formed by the NFC antenna 40, so that the occupied area in the mobile terminal is not increased.
It is understood that in some embodiments, only the first wireless charging coil 60 may be provided, without the second wireless charging coil 80.
In some embodiments, the second wireless charging coil 80 is wound in a cross-wound fashion. The second wireless charging coil 80 comprises a plurality of turns of winding 82, and the distance between every two adjacent turns of winding 82 is 50 microns, so that the internal resistance of the coil is reduced, and the charging efficiency of the second wireless charging coil 80 is improved. For example, the second wireless charging coil 80 may include 12 turns of wire 82. Every two adjacent turns 82 cross in the thickness direction of the substrate 20.
The line widths of each turn of winding 82 of the second wireless charging coil 80 are different, so that the internal resistance of the coil is reduced, and the charging efficiency of the second wireless charging coil 80 is further improved. For example, the line width of each turn of the winding 82 may gradually decrease or gradually increase from the inner winding to the outer winding.
In some embodiments, the operating frequency of the second wireless charging coil 80 also comprises 13.56MHz, for example to receive a wireless energy signal radiated by the charging base at a frequency of 13.56 MHz.
In some embodiments, referring to fig. 3 at the same time, fig. 3 is a partially enlarged schematic view of an area a of the wireless charging receiving module 200 integrated with the NFC antenna shown in fig. 2.
Wherein the second surface 24 of the substrate 20 is provided with first pads 26 and second pads 28, the first pads 26 being arranged in parallel with the second pads 28. The first pad 26 is connected to both ends of the first wireless charging coil 60 and both ends of the second wireless charging coil 80. The second pad 28 is connected to both ends of the NFC antenna 40.
For example, the first pad 26 may include a first fillet 262 and a second fillet 264. First leg 262 is connected with the one end of first wireless charging coil 60, the one end of second wireless charging coil 80, and second leg 264 is connected with the other end of first wireless charging coil 60, the other end of second wireless charging coil 80.
The second pad 28 may include a third fillet 282 and a fourth fillet 284. Third pad 282 is connected to one end of NFC antenna 40, and fourth pad 284 is connected to the other end of NFC antenna 40.
It will be appreciated that vias may be provided on the substrate 20, the vias extending through the first surface 22 and the second surface 24. The NFC antenna 40 and the second wireless charging coil 80 disposed on the first surface 22 of the substrate 20 may penetrate through the first surface 22 to the second surface 24 through the via hole, so as to be connected to the corresponding solder pad.
In some embodiments, referring to fig. 4, fig. 4 is a cross-sectional view of the wireless charging receiving module 200 with the NFC antenna integrated shown in fig. 1 along the M-M direction.
The first surface 22 side of the substrate 20 may be covered with a first protective film 102, and the first protective film 102 may cover the NFC antenna 40 and the second wireless charging coil 80 to protect the NFC antenna 40 and the second wireless charging coil 80. The first protective film 102 and the NFC antenna 40 and the second wireless charging coil 80 may be adhered by a first adhesive 106, and the first adhesive 106 may be a double-sided tape, for example.
The second surface 24 side of the substrate 20 may be covered with a second protective film 104, and the second protective film 104 may cover the first wireless charging coil 60 to protect the first wireless charging coil 60. The second protective film 104 and the first wireless charging coil 60 can be adhered by a second adhesive 108, and the second adhesive 108 can be a double-sided tape, for example.
In some embodiments, the wireless charging receiving module 200 further includes a nanocrystalline magnetic isolating material layer 120. The layer of nanocrystalline magnetically isolating material 120 is disposed on the second surface 24 side of the substrate 20 with the first wireless charging coil 60 between the second surface 24 and the layer of nanocrystalline magnetically isolating material 120. Wherein, nanocrystalline magnetism barrier material layer 120 magnetic loss is low, can satisfy wireless charging coil and NFC antenna and have different relative permeability when different operating frequency, consequently can improve the magnetoelectric conversion efficiency of first wireless charging coil 60 and the wireless charging coil 80 of second to improve charge efficiency, and can also improve the NFC field intensity, thereby improve NFC antenna 40's signal radiation efficiency. In addition, the nanocrystal magnetic isolation material layer 120 can also reduce the magnetic lines of force that the NFC antenna 40, the first wireless charging coil 60 and the second wireless charging coil 80 radiate outwards, reduce the influence on the surrounding metal objects, and prevent the generation of eddy currents and interference signals.
The nanocrystal magnetic isolating material layer 120 may include a nanocrystal layer, an adhesive, and a protective film. The nanocrystalline layer and the adhesive can be multiple layers, and the protective film is arranged on the surface of the nanocrystalline magnetism isolating material layer 120.
For example, as shown in fig. 4, the nanocrystalline magnetic isolating material layer 120 includes a third protective film 122, a third adhesive 124, a first nanocrystalline layer 126, a fourth adhesive 128, a second nanocrystalline layer 130, a fifth adhesive 132, and a fourth protective film 134, which are sequentially stacked. The third protective film 122 and the fourth protective film 134 are located on two opposite surfaces of the nanocrystal magnetic isolating material layer 120, a first nanocrystal layer 126 and a second nanocrystal layer 130 are formed in the middle, the third protective film 122 and the first nanocrystal layer 126 are bonded through a third adhesive 124, the first nanocrystal layer 126 and the second nanocrystal layer 130 are bonded through a fourth adhesive 128, and the second nanocrystal layer 130 and the fourth protective film 134 are bonded through a fifth adhesive 132. The third adhesive 124, the fourth adhesive 128, and the fifth adhesive 132 may be double-sided tapes.
It will be appreciated that in some embodiments, the layer of nanocrystalline magnetically isolating material 120 may include other numbers of nanocrystalline layers, such as 4 nanocrystalline layers. Accordingly, the quantity of the adhesive is larger, and each two adjacent nanocrystalline layers can be bonded through one layer of the adhesive.
The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.
Claims (10)
1. The utility model provides an integrated NFC antenna's wireless receiving module that charges, includes base plate, NFC antenna and first wireless charging coil, the base plate includes relative first surface and second surface, NFC antenna part sets up the first surface, the NFC antenna is in the first surface encloses to establish and forms an area, first wireless charging coil sets up the second surface, first wireless charging coil is in the orthographic projection of first surface is located in the area.
2. The wireless charging receiving module of claim 1, further comprising a second wireless charging coil disposed on the first surface and within the area, the second wireless charging coil connected in parallel with the first wireless charging coil.
3. The wireless charging receiving module of claim 2, wherein the first wireless charging coil and the second wireless charging coil are wound in a cross-wound manner.
4. The wireless charging receive module of claim 2, wherein the first wireless charging coil and the second wireless charging coil each comprise a plurality of turns of wire, each turn of wire of the first wireless charging coil having a different wire width, and each turn of wire of the second wireless charging coil having a different wire width.
5. The wireless charging receive module of claim 4, wherein a pitch between every two adjacent turns of the first wireless charging coil is 50 microns and a pitch between every two adjacent turns of the second wireless charging coil is 50 microns.
6. The wireless charging receiving module according to any one of claims 1 to 5, wherein the NFC antenna comprises a first portion and a second portion, the first portion is disposed on the first surface to enclose the region, the second portion is connected to the first portion, the second portion is disposed on the second surface, and an orthographic projection of the second portion on the first surface intersects with the first portion.
7. The wireless charging receiving module of any one of claims 1 to 5, wherein the second surface is provided with a first pad and a second pad, the first pad is disposed in parallel with the second pad, the first pad is connected to two ends of the first wireless charging coil, and the second pad is connected to two ends of the NFC antenna.
8. The wireless charging receiving module of any one of claims 1 to 5, wherein the operating frequency of the NFC antenna comprises 100KHz and the operating frequency of the first wireless charging coil comprises 13.56 MHz.
9. The wireless charging receiving module according to any one of claims 1 to 5, further comprising a nanocrystalline magnetically isolating material layer disposed on a side of the second surface of the substrate, wherein the first wireless charging coil is located between the second surface and the nanocrystalline magnetically isolating material layer.
10. A mobile terminal, comprising a wireless charging receiving module according to any one of claims 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022841286.XU CN213520327U (en) | 2020-11-30 | 2020-11-30 | Wireless charging receiving module integrated with NFC antenna and mobile terminal |
| PCT/CN2020/136957 WO2022110364A1 (en) | 2020-11-30 | 2020-12-16 | Wireless charging receiving module integrated with nfc antenna, and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022841286.XU CN213520327U (en) | 2020-11-30 | 2020-11-30 | Wireless charging receiving module integrated with NFC antenna and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213520327U true CN213520327U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022841286.XU Active CN213520327U (en) | 2020-11-30 | 2020-11-30 | Wireless charging receiving module integrated with NFC antenna and mobile terminal |
Country Status (2)
| Country | Link |
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| CN (1) | CN213520327U (en) |
| WO (1) | WO2022110364A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952713A (en) * | 2020-07-03 | 2020-11-17 | 深圳捷豹电波科技有限公司 | Wireless charging and communication assembly and wireless charging and communication device using same |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101580518B1 (en) * | 2012-04-05 | 2015-12-28 | 엘지전자 주식회사 | Antenna and mobile terminal therein |
| CN104092020B (en) * | 2014-07-02 | 2017-01-04 | 深圳市信维通信股份有限公司 | A kind of NFC and wireless charging antenna |
| CN106299667A (en) * | 2016-09-26 | 2017-01-04 | 上海德门电子科技有限公司 | The NFC antenna device of adjustable self-resonant frequency and electronic equipment and method |
| CN109037921B (en) * | 2018-08-17 | 2023-09-12 | 深圳市嘉姆特通信电子有限公司 | Wireless charging antenna for portable terminal |
| CN109887724B (en) * | 2019-02-28 | 2021-10-01 | 华为技术有限公司 | Coil module, wireless charging transmitting and receiving device, system and mobile terminal |
-
2020
- 2020-11-30 CN CN202022841286.XU patent/CN213520327U/en active Active
- 2020-12-16 WO PCT/CN2020/136957 patent/WO2022110364A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952713A (en) * | 2020-07-03 | 2020-11-17 | 深圳捷豹电波科技有限公司 | Wireless charging and communication assembly and wireless charging and communication device using same |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022110364A1 (en) | 2022-06-02 |
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