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Electronic timepiece with internal antenna
专利权人:
Seiko Epson Corporation
发明人:
Teruhiko Fujisawa
申请号:
US14932208
公开号:
US09665071B2
申请日:
2015.11.04
申请国别(地区):
US
年份:
2017
代理人:
摘要:
An electronic timepiece has a tubular outside case of which at least part is a conductive material, a transparent crystal, a dial housed in the outside case, an annular antenna body disposed around the dial, a feed part that feeds the antenna body, and a dial ring made of a non-conductive material covering the antenna body. The antenna body includes an annular dielectric base, and an arc-shaped fed element feed by the feed part, an annular parasitic element disposed between the dial ring and crystal, and receives circularly polarized waves.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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