JPS56680A - Electronic clock - Google Patents

Electronic clock

Info

Publication number
JPS56680A
JPS56680A JP7642879A JP7642879A JPS56680A JP S56680 A JPS56680 A JP S56680A JP 7642879 A JP7642879 A JP 7642879A JP 7642879 A JP7642879 A JP 7642879A JP S56680 A JPS56680 A JP S56680A
Authority
JP
Japan
Prior art keywords
time
clock
circuit
error
counter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7642879A
Other languages
English (en)
Inventor
Nobuo Toyama
Junichi Yoshida
Kenji Kamiya
Shozo Yamano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Elemex Corp
Ricoh Co Ltd
Original Assignee
Ricoh Elemex Corp
Ricoh Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ricoh Elemex Corp, Ricoh Co Ltd filed Critical Ricoh Elemex Corp
Priority to JP7642879A priority Critical patent/JPS56680A/ja
Publication of JPS56680A publication Critical patent/JPS56680A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electric Clocks (AREA)
JP7642879A 1979-06-18 1979-06-18 Electronic clock Pending JPS56680A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7642879A JPS56680A (en) 1979-06-18 1979-06-18 Electronic clock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7642879A JPS56680A (en) 1979-06-18 1979-06-18 Electronic clock

Publications (1)

Publication Number Publication Date
JPS56680A true JPS56680A (en) 1981-01-07

Family

ID=13604889

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7642879A Pending JPS56680A (en) 1979-06-18 1979-06-18 Electronic clock

Country Status (1)

Country Link
JP (1) JPS56680A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57209549A (en) * 1981-06-19 1982-12-22 Fujitsu Ltd Time managing system for hardware
JPH01216293A (ja) * 1988-02-24 1989-08-30 Kanda Tsushin Kogyo Co Ltd 時刻誤差補正方法
JPH05507162A (ja) * 1990-01-29 1993-10-14 アメリカ合衆国 正確な時間および／または周波数を提供する装置と方法
JP2006510034A (ja) * 2002-12-13 2006-03-23 クゥアルコム・インコーポレイテッド 衛星位置確認システムのための較正および修正システム

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57209549A (en) * 1981-06-19 1982-12-22 Fujitsu Ltd Time managing system for hardware
JPH035616B2 (ja) * 1981-06-19 1991-01-28 Fujitsu Ltd
JPH01216293A (ja) * 1988-02-24 1989-08-30 Kanda Tsushin Kogyo Co Ltd 時刻誤差補正方法
JPH05507162A (ja) * 1990-01-29 1993-10-14 アメリカ合衆国 正確な時間および／または周波数を提供する装置と方法
JP2006510034A (ja) * 2002-12-13 2006-03-23 クゥアルコム・インコーポレイテッド 衛星位置確認システムのための較正および修正システム
JP4851186B2 (ja) * 2002-12-13 2012-01-11 クゥアルコム・インコーポレイテッド 衛星位置確認システムのための較正および修正システム

Similar Documents

Publication Publication Date Title
JPS57173230A (en) Phase synchronizing circuit
JPS5473671A (en) Semiconductor integrated circuit for watch
JPS56680A (en) Electronic clock
JPS5750021A (en) Periodic signal detector
JPS57111196A (en) Signal error detector
JPS5554403A (en) Zero adjuster
JPS55417A (en) Frequency comparator circuit
JPS5576978A (en) Temperature compensating circuit for electronic watch
JPS5432040A (en) Clock detector circuit
JPS5410621A (en) Detection circuit for normal tuning frequency
JPS5680921A (en) Automatic tuning circuit
JPS5633588A (en) Alarm-equipped electronic watch
JPS55135448A (en) Extracting system for manchester code clock
JPS55145452A (en) Receiving timing signal producing system
JPS57187729A (en) Input module device
JPS5741709A (en) Operation monitor device
JPS53165A (en) Watch with total electronic type alarm
JPS55101888A (en) Electronic watch
JPS55157141A (en) Control word detecting circuit
JPS5485775A (en) Electronic watch
JPS56107632A (en) Phase comparing circuit
JPS53104277A (en) Electronic watch
JPS5633581A (en) Time correcting process for electronic time piece
JPS5659331A (en) Logical device
JPS6444645A (en) Data processor for rds receiver