Title:
RADIO CLOCK
Document Type and Number:
WIPO Patent Application WO/2018/168852
Kind Code:
A1
Abstract:
Provided is a high-sensitivity radio clock. This radio clock includes: a windshield (31); a case (32, 38, 9) into which the windshield is fitted; a movement (59) disposed in the case; and an antenna body (36) disposed between the windshield and the movement and along the inside of the case, The antenna body includes: an antenna electrode (10); and an antenna substrate having the surface on which the antenna electrode is disposed, wherein the dielectric constant of the antenna substrate is larger than those of other members around the antenna body.
Inventors:
KITAMURA KEN (JP)
NAKA SHUJI (JP)
KATO AKIRA (JP)
WATANABE YOSHIYASU (JP)
NAKA SHUJI (JP)
KATO AKIRA (JP)
WATANABE YOSHIYASU (JP)
Application Number:
PCT/JP2018/009736
Publication Date:
September 20, 2018
Filing Date:
March 13, 2018
Export Citation:
Assignee:
CITIZEN WATCH CO LTD (JP)
International Classes:
G04R60/10; G04C9/00; G04G21/04
Foreign References:
| JP2014062852A | 2014-04-10 | |||
| JP2013535918A | 2013-09-12 | |||
| JP2004264288A | 2004-09-24 | |||
| JP2006287369A | 2006-10-19 |
Attorney, Agent or Firm:
HARUKA PATENT & TRADEMARK ATTORNEYS (JP)
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