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Title:
WIRELESS CHARGING COIL AND TERMINAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/063644
Kind Code:
A1
Abstract:
Disclosed are a wireless charging coil and a terminal device. The wireless charging coil comprises: a first wire (1) and a second wire (2), wherein both the first wire (1) and the second wire (2) are spirally wound to form a coil; the first wire (1) comprises a first wire portion (11) and a second wire portion (12) which are connected to each other, and the second wire (2) comprises a third wire portion (21) and a fourth wire portion (22) which are connected to each other; the first wire portion (11) is located on a first layer, the second wire portion (12) is located on a second layer, the third wire portion (21) is located on the first layer, and the fourth wire portion (22) is located on the second layer; and the first layer and the second layer are two adjacent layers.

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Inventors:
ZHANG JUN (CN)
Application Number:
PCT/CN2019/107754
Publication Date:
April 02, 2020
Filing Date:
September 25, 2019
Export Citation:
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Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
H01F27/28; H02J50/10
Foreign References:
CN109215978A2019-01-15
CN101810062A2010-08-18
CN203826973U2014-09-10
CN101409429A2009-04-15
CN206023383U2017-03-15
CN106849554A2017-06-13
CN108565102A2018-09-21
US5430247A1995-07-04
Other References:
See also references of EP 3859759A4
Attorney, Agent or Firm:
DRAGON INTELLECTUAL PROPERTY LAW FIRM (CN)
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