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Title:
PORTABLE WIRELESS COMMUNICATION DEVICE, INFORMATION IDENTIFICATION DEVICE USING PORTABLE WIRELESS COMMUNICATION DEVICE, AND PRODUCTION METHOD FOR PORTABLE WIRELESS COMMUNICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/211953
Kind Code:
A1
Abstract:
This portable wireless communication device (100) comprises: a loop antenna part (130) which is disposed on a substrate (145) and which comprises a plurality of first wires (133) including portions having a wound shape; a shield (160) that is provided so as to be superimposed over the first wires (133); and an IC chip (110) that is connected to the antenna part (130). In this portable wireless communication device (100), the first wires (133) are provided on a first surface (145A) of the substrate (145), and, of the first wires (133), a first portion (133S-1) and a second portion (133S-2) adjacent to the first portion (133S-1) may be electrically connected to each other by way of: a second wire (137) provided on a second surface (145B) of the substrate (145); and through electrodes (135) provided inside the substrate (145).

Inventors:
OKUBO SHUHEI (JP)
Application Number:
PCT/JP2019/011898
Publication Date:
November 07, 2019
Filing Date:
March 20, 2019
Export Citation:
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Assignee:
NHK SPRING CO LTD (JP)
International Classes:
G06K19/077; G06K19/04; H01Q1/40; H01Q1/52; H01Q7/00
Foreign References:
JP5118462B22013-01-16
JP6039583B22016-12-07
JP2019008723A2019-01-17
Attorney, Agent or Firm:
TAKAHASHI, HAYASHI AND PARTNER PATENT ATTORNEYS, INC. (JP)
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