JPS5170676A - - Google Patents

Info

Publication number
JPS5170676A
JPS5170676A JP49144708A JP14470874A JPS5170676A JP S5170676 A JPS5170676 A JP S5170676A JP 49144708 A JP49144708 A JP 49144708A JP 14470874 A JP14470874 A JP 14470874A JP S5170676 A JPS5170676 A JP S5170676A
Authority
JP
Japan
Prior art keywords
time
correction
counter circuits
coupled
correct
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
JP49144708A
Other languages
English (en)
Japanese (ja)
Inventor
Tooru Hokura
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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer 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 Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Priority to JP49144708A priority Critical patent/JPS5170676A/ja
Priority to GB51664/75A priority patent/GB1524059A/en
Priority to US05/641,308 priority patent/US4134254A/en
Priority to CH1636775A priority patent/CH621675B/xx
Publication of JPS5170676A publication Critical patent/JPS5170676A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G3/00—Producing timing pulses
    • G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
    • G04G3/022—Circuits for deriving low frequency timing pulses from pulses of higher frequency the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Communication Control (AREA)
  • Electromechanical Clocks (AREA)
JP49144708A 1974-12-17 1974-12-17 Pending JPS5170676A (forum.php)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP49144708A JPS5170676A (forum.php) 1974-12-17 1974-12-17
GB51664/75A GB1524059A (en) 1974-12-17 1975-12-16 Electronic timepiece
US05/641,308 US4134254A (en) 1974-12-17 1975-12-16 Electronic timepiece device
CH1636775A CH621675B (de) 1974-12-17 1975-12-17 Elektronisches zeitmessgeraet.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49144708A JPS5170676A (forum.php) 1974-12-17 1974-12-17

Publications (1)

Publication Number Publication Date
JPS5170676A true JPS5170676A (forum.php) 1976-06-18

Family

ID=15368428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49144708A Pending JPS5170676A (forum.php) 1974-12-17 1974-12-17

Country Status (4)

Country Link
US (1) US4134254A (forum.php)
JP (1) JPS5170676A (forum.php)
CH (1) CH621675B (forum.php)
GB (1) GB1524059A (forum.php)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5717661A (en) * 1994-12-20 1998-02-10 Poulson; T. Earl Method and apparatus for adjusting the accuracy of electronic timepieces

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49130773A (forum.php) * 1973-04-19 1974-12-14

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH540520A (fr) * 1971-04-22 1973-02-15 Ebauches Sa Mouvement d'horlogerie électronique
US3961472A (en) * 1971-05-03 1976-06-08 Ragen Semiconductor, Inc. Solid state electronic timepiece
CH554015A (forum.php) * 1971-10-15 1974-09-13
JPS4857678A (forum.php) * 1971-11-18 1973-08-13
JPS5751079B2 (forum.php) * 1973-04-25 1982-10-30

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49130773A (forum.php) * 1973-04-19 1974-12-14

Also Published As

Publication number Publication date
GB1524059A (en) 1978-09-06
CH621675GA3 (forum.php) 1981-02-27
US4134254A (en) 1979-01-16
CH621675B (de)

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