非接触給電用伝送コイルおよびその製造方法ならびに非接触給電装置

Japanese Patent JP7022979

B2

To provide a non-contact power feeding transmission coil which enables downsizing and thinning of a portable electronic device and can suppress an increase in alternating current resistance by reducing high frequency loss due to a skin effect or a proximity effect, and a high transmission efficiency non-contact power feeding device using such a transmission coil.SOLUTION: A non-contact power feeding transmission coil including a substrate and a coil disposed on the substrate and wound in a spiral is provided with a first magnetic film on both sides and both ends of the coil conductor cross section of a coil.SELECTED DRAWING: Figure 2

JP7141920	Parallel two-wire unit
JP2019004531	POWER RECEPTION COIL DEVICE AND WIRELESS POWER TRANSMISSION SYSTEM USING THE SAME
JPH11515141	INDUSTRIAL APPLICABILITY: A device for non-contact transmission of signals between two vehicle parts that are supported so as to be rotatable relative to each other.

Tsutomu Mizuno

JP2017243366A

February 21, 2022

December 20, 2017

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Shinshu University

H01F38/14; H01F5/00; H01F27/28; H01F41/04; H01Q1/38; H01Q7/06; H02J50/10

JP2011054672A
JP2003289231A
JP2016018882A
JP2012204440A
JP2013229851A

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