Title:
WATCH AND METHOD FOR CONTROLLING THE WATCH
Document Type and Number:
Japanese Patent JP2018066720
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a watch that can drive indicators at a low power consumption even if the watch requires high-speed processing, and a method for controlling the watch.SOLUTION: A watch has indicators driven by a motor, and requires high-speed processing for driving loads other than the indicators. The watch comprises: a main control circuit for driving the loads, the main control circuit instructing the timing to drive the motor and operating at an operating frequency of a first frequency; and a motor control part that generates a driving pulse for driving the motor and operates at an operating frequency of a second frequency lower than the first frequency.SELECTED DRAWING: Figure 1
More Like This:
Inventors:
KATO KAZUO
Application Number:
JP2017144295A
Publication Date:
April 26, 2018
Filing Date:
July 26, 2017
Export Citation:
Assignee:
SEIKO INSTR INC
International Classes:
G04C3/14; H02P8/02
Attorney, Agent or Firm:
Noriaki Uchino
Toru Tanikawa
Toru Tanikawa
Previous Patent: An inspection method of a charge of fibrous composite
Next Patent: A winding-up device of a clock movement
Next Patent: A winding-up device of a clock movement