ELECTRIC WAVE CORRECTION CLOCK, ELECTRONIC DEVICE, TIME CORRECTION METHOD AND TIME CORRECTION PROGRAM

• Main Authors: IHARA TAKASHI, TAKADA AKINARI, KOBAYASHI MINORU, NAMEGAWA MASAAKI, FUKUDA MASAMI
• Format: Patent
• Language: English
• Published: 06.01.2005
• Edition: 7
• Subjects: ELECTRONIC TIME-PIECES; HOROLOGY; PHYSICS; RADIO-CONTROLLED TIME-PIECES

PROBLEM TO BE SOLVED: To provide an electric wave correction clock capable of performing switching control of DST at a correct timing based on a received standard wave. SOLUTION: This clock is equipped with an area information storage part 112 for storing information on an area which is an object for time display, a receiving circuit 103 for receiving the standard wave including UTC time information and outputting a reception signal, an area time calculation part 116 for calculating the present time at the area based on the information on the area and the reception signal, a display part 110 for displaying the calculated present time, and a display time correction part 118 for correcting a display time displayed on the display part 110 to be a summer time or a winter time at a prescribed timing determined based on the present time calculated by the area time calculation part 116, when information on the switching day to the summer time is included in the reception signal. COPYRIGHT: (C)2005,JPO&NCIPI