CH1412969A4 - - Google Patents

Info

Publication number
CH1412969A4
CH1412969A4 CH1412969DD CH1412969A4 CH 1412969 A4 CH1412969 A4 CH 1412969A4 CH 1412969D D CH1412969D D CH 1412969DD CH 1412969 A4 CH1412969 A4 CH 1412969A4
Authority
CH
Switzerland
Application number
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 filed Critical
Publication of CH1412969A4 publication Critical patent/CH1412969A4/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/64—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two
    • H03K23/66—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses
    • H03K23/662—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses by adding or suppressing pulses
    • 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)
CH1412969D 1968-09-20 1969-09-17 CH1412969A4 (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76123068A 1968-09-20 1968-09-20

Publications (1)

Publication Number Publication Date
CH1412969A4 true CH1412969A4 (https=) 1971-09-15

Family

ID=25061578

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1412969D CH1412969A4 (https=) 1968-09-20 1969-09-17
CH1412969A CH563033A (de) 1968-09-20 1969-09-17 Zeithaltende einrichtung mit einer impulsuntersetzschaltung.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH1412969A CH563033A (de) 1968-09-20 1969-09-17 Zeithaltende einrichtung mit einer impulsuntersetzschaltung.

Country Status (5)

Country Link
US (1) US3540207A (https=)
CH (2) CH1412969A4 (https=)
DE (1) DE1946166B2 (https=)
FR (1) FR2018514B1 (https=)
GB (1) GB1225932A (https=)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1380492A (en) * 1971-02-05 1975-01-15 Suwa Seikosha Kk Timepiece movement
GB1352082A (en) * 1971-02-10 1974-05-15 Suwa Seikosha Kk Methods and apparatus for measuring the accuracy of electric timepieces
JPS5217745B1 (https=) * 1971-03-20 1977-05-17
DE2166739C3 (de) * 1971-06-24 1988-10-20 Kabushiki Kaisha Suwa Seikosha, Tokio/Tokyo Quarzkristall-Armbanduhr mit einem elektromechanischen Wandler
GB1349023A (en) * 1971-07-16 1974-03-27 Omega Brandt & Freres Sa Louis Adjustable frequency pulse generator
US3777471A (en) * 1971-08-27 1973-12-11 Bulova Watch Co Inc Presettable frequency divider for electronic timepiece
GB1401775A (en) * 1971-09-13 1975-07-30 Suwa Seikosha Kk Electronic timepiece
CH554015A (https=) * 1971-10-15 1974-09-13
DE2200477C3 (de) * 1972-01-05 1983-11-17 Citizen Watch Co., Ltd., Tokyo Elektronische Analoguhr
US3759031A (en) * 1972-01-26 1973-09-18 Hmw Industries Modular solid state wristwatch
US3787715A (en) * 1972-08-30 1974-01-22 Rca Corp Control circuit employing digital techniques for loads such as balance wheel motors
GB1450071A (en) * 1972-10-02 1976-09-22 Citizen Watch Co Lgd Electronic timepiece
GB1405677A (en) * 1972-10-13 1975-09-10 Suisse Pour Lindustrie Horloge Electrically powered time-piece
JPS4991276A (https=) * 1972-12-29 1974-08-31
CH617312GA3 (en) * 1972-12-29 1980-05-30 Battery-driven time measuring device
JPS4994255A (https=) * 1973-01-11 1974-09-06
US3938316A (en) * 1973-02-10 1976-02-17 Citizen Watch Co., Ltd. Temperature compensated electronic timepiece
JPS49118464A (https=) * 1973-03-13 1974-11-12
US3838568A (en) * 1973-03-21 1974-10-01 Hughes Aircraft Co Electronic watch movement mounting and connection
US3846971A (en) * 1973-03-21 1974-11-12 Hughes Aircraft Co Package for electronic watch movement
US4062178A (en) * 1973-04-19 1977-12-13 Kabushiki Kaisha Suwa Seikosha Electronic timepiece
JPS5751079B2 (https=) * 1973-04-25 1982-10-30
JPS49134368A (https=) * 1973-04-25 1974-12-24
JPS5031864A (https=) * 1973-07-20 1975-03-28
DE2400394C3 (de) * 1974-01-05 1981-09-03 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zur digitalen Frequenzteilung
US4162608A (en) * 1974-06-05 1979-07-31 Kabushiki Kaisha Suwa Seikosha Electronic timepiece frequency regulating circuit
US3892124A (en) * 1974-06-14 1975-07-01 Time Computer Wristwatch analyzer
JPS5116076A (ja) * 1974-07-31 1976-02-09 Copal Co Ltd Kikaitekishindoshiosonaeta hatsushinkiomochiiru keijisochi
US4176517A (en) * 1974-09-30 1979-12-04 Citizen Watch Co. Ltd. Integrated circuit for timepiece
CH589886B5 (https=) * 1974-10-14 1977-07-29 Centre Electron Horloger
US4068463A (en) * 1974-12-17 1978-01-17 Sharp Kabushiki Kaisha Reference signal frequency correction in an electronic timepiece
JPS5186350A (ja) * 1975-01-27 1976-07-28 Suwa Seikosha Kk Shuhasuondohoshosochi
CH604428A (fr) * 1975-12-23 1978-09-15 Berney Sa Jean Claude Dispositif servant a ajuster la frequence de sortie d'un diviseur de frequence pour piece d'horlogerie.
JPS5355079A (en) * 1976-10-28 1978-05-19 Citizen Watch Co Ltd Correction system of electronic watch
JPS5840715B2 (ja) * 1976-11-26 1983-09-07 シチズン時計株式会社 全電子式時計
US4255802A (en) * 1977-11-29 1981-03-10 Citizen Watch Company Limited Electronic timepiece
JPS6045834B2 (ja) * 1978-03-30 1985-10-12 セイコーエプソン株式会社 時計用日表示部材の送り機構
JPS6122305Y2 (https=) * 1980-05-08 1986-07-04
GB2111269B (en) * 1981-11-25 1986-04-09 Plessey Co Plc Adjustable ratio divider
US4777408A (en) * 1986-06-23 1988-10-11 Deluca Frederick P Electronic adornment for simulating natural flickering light
US4845485A (en) * 1987-12-29 1989-07-04 Motorola, Inc. Combined radio pager/timepiece apparatus with receiver desensitization protection
US5375105A (en) * 1993-07-20 1994-12-20 Borowski; Raymond J. Timekeeping rate regulator for crystal controlled watches and clocks

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA791946A (en) * 1968-08-13 Dome Peter Electronic watches
DE1133676B (de) * 1959-12-15 1962-07-19 Reich Robert W Zeithaltendes elektrisches Geraet, insbesondere eine elektrische oder elektronische Uhr
US3451210A (en) * 1966-07-01 1969-06-24 Benrus Corp System for maintaining oscillations in an electric timing mechanism having an oscillatory element

Also Published As

Publication number Publication date
DE1946166A1 (de) 1970-03-26
FR2018514B1 (https=) 1973-05-25
CH563033A (de) 1975-06-13
US3540207A (en) 1970-11-17
DE1946166B2 (de) 1971-01-21
FR2018514A1 (https=) 1970-05-29
GB1225932A (https=) 1971-03-24

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