US Patent 7800475 Non-contact signal transmission apparatus
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Patent abstract
A non-contact signal transmission apparatus transmits electric power and a signal in a non-contact manner via magnetic induction. The apparatus includes: a pair of annular electric power cores provided in opposing relationship to each other; a pair of electric power coils respectively provided in an annular form at one of the pair of electric power cores; and a pair of signal coils respectively provided in an annular form inside one of the pair of electric power cores. Relative permeability inside and around the signal coils is lower than relative permeability of the electric power cores.
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Patent Inventor Names
Hiroyuki Funo0
Kiyoshi Iida0
Masao Watanabe0
Ryota Mizutani0
Yasuaki Konishi0
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US Patent 07800475 Non-contact signal transmission apparatus US Patent 7800475 Non-contact signal transmission apparatus
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Patent Number
078004750
Patent Number
78004750
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Official Website
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Infobox
Is a
Patent Jurisdiction
Patent Number
078004750
Date of Patent
September 21, 2010
0Patent Application Number
119022840
Date Filed
September 20, 2007
0Official Website
Patent Primary Examiner
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US Patent 07800475 Non-contact signal transmission apparatus
Infobox
Is a
Patent jurisdiction
Patent number
07800475
Date of patent
September 21, 2010
Patent application number
11902284
Date Filed
September 20, 2007
Patent primary examiner
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