JPS58182187U

JPS58182187U - world clock

Info

Publication number: JPS58182187U
Application number: JP1982080153U
Authority: JP
Inventors: 柴辻　宣彦
Original assignee: 株式会社田村電機製作所
Priority date: 1982-05-31
Filing date: 1982-05-31
Publication date: 1983-12-05

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は本考案の一実施例を示すブロック図、第２図は
その表示器および操作キーの配置を示す図、第３図は中
央処理装置９ａにおける夏時間処理プログラムの一例を
示すフローチャート、第４図は夏時間表示の一例を示す
図、第５図は他の夏時間表示例を示す図である。１・・・・・・各都市の現在時刻を表示する数字表示器
、２・・・・・・どの都市が指定されているかを示すバ
ー表示器、５・・・・・・自国（第１地域）の現在時刻
を表示する数字表示器、９ａ・・・・・・中央処理装置
、９ｂ・・・　　　□・・・リード・オンリ・メモリ、
９Ｃ・・・・・・ランダム・アクセス・メモリ、１０・
・・・・・夏時間識別表示器。FIG. 1 is a block diagram showing an embodiment of the present invention, FIG. 2 is a diagram showing the arrangement of the display and operation keys, FIG. 3 is a flowchart showing an example of a daylight saving time processing program in the central processing unit 9a, and FIG. FIG. 4 is a diagram showing an example of daylight saving time display, and FIG. 5 is a diagram showing another example of daylight saving time display. 1...Numeric display that displays the current time of each city, 2...Bar display that shows which city is designated, 5...Home country (first 9a...Central processing unit, 9b...□...Read-only memory,
9C...Random access memory, 10.
...Daylight savings time identification indicator.

Claims

[Scope of utility model registration request]

a memory that stores in advance the time difference between the reference region and the first region and other set regions; and a calculation device that calculates a corresponding time of the set region from the display time of the first region and the time difference; A world clock that has a function to display the current time of each set region corresponding to the current time of the region has a time display that switches and displays the current time of each set region, and a set region that should be displayed on this time display. a specifying means for specifying;
It is equipped with a daylight saving time identification display that indicates whether the time displayed on the time display is daylight saving time or not, and when an area adopting the daylight saving time system is designated, it determines the implementation period of daylight saving time, and if it is during the period, A world clock characterized in that a summer time identification display displays a display indicating that it is summer time, the data indicating the time difference is expanded or contracted by a predetermined time, and the time display displays the current time advanced by a predetermined time. .