BE789976A - Garde-temps - Google Patents

Garde-temps

Info

Publication number
BE789976A
BE789976A BE789976DA BE789976A BE 789976 A BE789976 A BE 789976A BE 789976D A BE789976D A BE 789976DA BE 789976 A BE789976 A BE 789976A
Authority
BE
Belgium
Prior art keywords
guard
time
Prior art date
Application number
Other languages
English (en)
Original Assignee
Centre Electron Horloger
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.)
Publication date
Publication of BE789976A publication Critical patent/BE789976A/fr

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G7/00—Synchronisation
    • 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
    • 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
    • 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
BE789976D 1971-10-15 Garde-temps BE789976A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1511871A CH570651A (fr) 1971-10-15 1971-10-15 Garde-temps comprenant un divisuer de frequence au rapport de division ajustable par des moyens l'etalonnage externes et procede de mise en action de ce garde temps.

Publications (1)

Publication Number Publication Date
BE789976A true BE789976A (fr) 1973-02-01

Family

ID=4406480

Family Applications (1)

Application Number Title Priority Date Filing Date
BE789976D BE789976A (fr) 1971-10-15 Garde-temps

Country Status (8)

Country Link
US (1) US3914706A (fr)
JP (1) JPS5617632B2 (fr)
BE (1) BE789976A (fr)
CH (2) CH570651A (fr)
DE (1) DE2250389C3 (fr)
FR (1) FR2156368B1 (fr)
GB (1) GB1412779A (fr)
NL (1) NL7213910A (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH610473B5 (en) * 1972-08-24 1979-04-30 Dynacore Sa Generator of isochronous reference periods which can be used for measuring time and can be readjusted, and use of this generator
JPS5646115B2 (fr) * 1973-07-13 1981-10-30
JPS49114858A (fr) * 1973-02-28 1974-11-01
DE2400394C3 (de) * 1974-01-05 1981-09-03 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zur digitalen Frequenzteilung
CH589886B5 (fr) * 1974-10-14 1977-07-29 Centre Electron Horloger
JPS5186350A (ja) * 1975-01-27 1976-07-28 Suwa Seikosha Kk Shuhasuondohoshosochi
GB1570659A (en) * 1976-06-30 1980-07-02 Suwa Seikosha Kk Electronic timepiece
FR2484103A1 (fr) * 1980-06-04 1981-12-11 Suisse Horlogerie Procede pour ajuster le rapport de division d'un diviseur de frequence et garde-temps adapte a ce procede
DE3021863C2 (de) * 1980-06-11 1985-03-21 Vdo Adolf Schindling Ag, 6000 Frankfurt Elektronische Uhr mit einer Zeitbasis und einer Temperaturkompensationsschaltungsanordnung
CH643106B (fr) * 1980-11-26 Suisse Horlogerie Garde-temps comprenant une chaine de diviseurs au rapport de division ajustable.
US4400093A (en) * 1981-07-06 1983-08-23 Omega Louis Brandt & Frere S.A. Method for inspecting the running of a timepiece and timepiece adapted for such method
GB2111269B (en) * 1981-11-25 1986-04-09 Plessey Co Plc Adjustable ratio divider
JPS6123152U (ja) * 1984-07-14 1986-02-10 市光工業株式会社 多方向切換スイツチ
JPS6154649U (fr) * 1984-09-14 1986-04-12
CH665082GA3 (fr) * 1986-03-26 1988-04-29
US4799003A (en) * 1987-05-28 1989-01-17 Tu Xuan M Mechanical-to-electrical energy converter
FR2629608B1 (fr) * 1988-03-31 1992-01-10 Peugeot Procede et dispositif de synchronisation en reception d'une horloge locale d'une station d'un reseau de communication, notamment d'un vehicule automobile
US5204845A (en) * 1988-12-19 1993-04-20 Alcatel N.V. Clock synchronization
US5272650A (en) * 1990-09-25 1993-12-21 Honeywell Inc. Self correcting time base for inaccurate oscillators
DE69841366D1 (de) * 1998-12-15 2010-01-21 Piguet Frederic Sa Zeitmessgerät mit Generator zur Erzeugung elektrischer Energie
GB2358490B (en) * 1999-12-29 2004-08-11 Nokia Mobile Phones Ltd A clock
EP2738629A1 (fr) * 2012-11-30 2014-06-04 EM Microelectronic-Marin SA Mouvement horloger électronique de haute précision et procédé de réglage d'une base de temps

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3364439A (en) * 1966-10-07 1968-01-16 Tele Signal Corp Frequency corrected digital clock with memory in phase control loop

Also Published As

Publication number Publication date
FR2156368A1 (fr) 1973-05-25
FR2156368B1 (fr) 1977-01-14
US3914706A (en) 1975-10-21
GB1412779A (en) 1975-11-05
NL7213910A (fr) 1973-04-17
CH1511871A4 (fr) 1975-05-30
JPS4848059A (fr) 1973-07-07
DE2250389B2 (de) 1974-07-11
CH570651A (fr) 1975-12-15
DE2250389A1 (de) 1973-04-19
DE2250389C3 (de) 1975-02-20
JPS5617632B2 (fr) 1981-04-23

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