CH563033A - Zeithaltende einrichtung mit einer impulsuntersetzschaltung. - Google Patents

Zeithaltende einrichtung mit einer impulsuntersetzschaltung.

Info

Publication number
CH563033A
CH563033A CH1412969A CH1412969A CH563033A CH 563033 A CH563033 A CH 563033A CH 1412969 A CH1412969 A CH 1412969A CH 1412969 A CH1412969 A CH 1412969A CH 563033 A CH563033 A CH 563033A
Authority
CH
Switzerland
Prior art keywords
time
holding device
reduction circuit
pulse reduction
pulse
Prior art date
Application number
CH1412969A
Other languages
English (en)
Original Assignee
Timex Corp
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 Timex Corp filed Critical Timex Corp
Publication of CH563033A publication Critical patent/CH563033A/de

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
CH1412969A 1968-09-20 1969-09-17 Zeithaltende einrichtung mit einer impulsuntersetzschaltung. CH563033A (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH563033A true CH563033A (de) 1975-06-13

Family

ID=25061578

Family Applications (2)

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

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH1412969D CH1412969A4 (de) 1968-09-20 1969-09-17

Country Status (5)

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

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 (de) * 1971-03-20 1977-05-17
DE2166739B2 (de) * 1971-06-24 1981-11-05 Kabushiki Kaisha Suwa Seikosha, 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 (de) * 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
CH617312GA3 (en) * 1972-12-29 1980-05-30 Battery-driven time measuring device
JPS4991276A (de) * 1972-12-29 1974-08-31
JPS4994255A (de) * 1973-01-11 1974-09-06
US3938316A (en) * 1973-02-10 1976-02-17 Citizen Watch Co., Ltd. Temperature compensated electronic timepiece
JPS49118464A (de) * 1973-03-13 1974-11-12
US3846971A (en) * 1973-03-21 1974-11-12 Hughes Aircraft Co Package for electronic watch movement
US3838568A (en) * 1973-03-21 1974-10-01 Hughes Aircraft Co Electronic watch movement mounting and connection
US4062178A (en) * 1973-04-19 1977-12-13 Kabushiki Kaisha Suwa Seikosha Electronic timepiece
JPS5751079B2 (de) * 1973-04-25 1982-10-30
JPS49134368A (de) * 1973-04-25 1974-12-24
JPS5031864A (de) * 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
CH1377974A4 (de) * 1974-10-14 1976-10-29
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 (de) * 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
DE1946166B2 (de) 1971-01-21
CH1412969A4 (de) 1971-09-15
GB1225932A (de) 1971-03-24
DE1946166A1 (de) 1970-03-26
US3540207A (en) 1970-11-17
FR2018514A1 (de) 1970-05-29
FR2018514B1 (de) 1973-05-25

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Legal Events

Date Code Title Description
PL Patent ceased