Title:
COIL, WIRELESS CHARGING RECEIVING DEVICE, WIRELESS CHARGING TRANSMITTING DEVICE AND WIRELESS CHARGING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/096321
Kind Code:
A1
Abstract:
A coil, comprising an output terminal (304), an input terminal (303), and a winding part (302) connected between the output terminal (304) and the input terminal (303). At least a part of the winding part (302) is provided with a slot hole (305), and the depth of the slot hole (305) on a cross section of the winding part (302) in any direction is smaller than or equal to the distance between two points with the largest distance on the cross section of the winding part (302), wherein the winding part (302) is a spirally wound metal conductor, and the input terminal (303) and the output terminal (304) are used for connecting the winding part (302) to an external circuit.
Inventors:
PEI CHANGSHENG (CN)
ZHU YONGFA (CN)
YANG HEQIAN (CN)
CAI JINSEN (CN)
ZHU YONGFA (CN)
YANG HEQIAN (CN)
CAI JINSEN (CN)
Application Number:
PCT/CN2018/116329
Publication Date:
May 23, 2019
Filing Date:
November 20, 2018
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H01F27/28; H02J7/02; H02J5/00; H02J50/12
Foreign References:
| CN107068357A | 2017-08-18 | |||
| CN102222967A | 2011-10-19 | |||
| TW201616526A | 2016-05-01 | |||
| CN108321914A | 2018-07-24 | |||
| CN204014143U | 2014-12-10 | |||
| CN201711161042A | 2017-11-20 | |||
| CN201711483128A | 2017-12-29 |
Other References:
See also references of EP 3713041A4
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