Title:
システム、電波修正時計およびシステムの制御方法
Document Type and Number:
Japanese Patent JP7396086
Kind Code:
B2
Abstract:
A radio-controlled timepiece includes a receiver configured to receive satellite radio waves including first time information, a short-range receiver configured to receive radio waves including second time information transmitted from a mobile device, an operating device configured to accept instruction operation, a reception controller configured to selectively execute first reception processing of acquiring the first time information by operating the receiver at a preset time and second reception processing of acquiring the second time information by operating the short-range radio receiver in response to the instruction operation from the operating device, and a time correction controller configured to correct a display time based on the first time information acquired in the first reception processing or the second time information acquired in the second reception processing.
Inventors:
Teruhiko Fujisawa
Application Number:
JP2020018475A
Publication Date:
December 12, 2023
Filing Date:
February 06, 2020
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
G04R20/02; G04C9/00; G04G5/00; G04R20/26
Domestic Patent References:
| JP2019124641A | ||||
| JP2018159666A | ||||
| JP2005331461A | ||||
| JP2018194310A | ||||
| JP2018159664A | ||||
| JP2017156180A |
Attorney, Agent or Firm:
Satoshi Nakai
Hiroki Matsuoka
Masayuki Imamura
Hiroki Matsuoka
Masayuki Imamura