CH625671GA3 - Electronic frequency converter and timepiece equipped with this converter - Google Patents

Electronic frequency converter and timepiece equipped with this converter Download PDF

Info

Publication number
CH625671GA3
CH625671GA3 CH398876A CH398876A CH625671GA3 CH 625671G A3 CH625671G A3 CH 625671GA3 CH 398876 A CH398876 A CH 398876A CH 398876 A CH398876 A CH 398876A CH 625671G A3 CH625671G A3 CH 625671GA3
Authority
CH
Switzerland
Prior art keywords
converter
group
binary registers
cascaded
frequency
Prior art date
Application number
CH398876A
Other languages
English (en)
Other versions
CH625671B (fr
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
Publication of CH625671B publication Critical patent/CH625671B/fr
Application filed filed Critical
Publication of CH625671GA3 publication Critical patent/CH625671GA3/xx

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04FTIME-INTERVAL MEASURING
    • G04F5/00Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00Indicating the time optically by electric means
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G3/00Producing timing pulses
    • G04G3/02Circuits for deriving low frequency timing pulses from pulses of higher frequency
    • G04G3/022Circuits 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
    • GPHYSICS
    • G04HOROLOGY
    • G04GELECTRONIC TIME-PIECES
    • G04G9/00Visual time or date indication means
    • G04G9/0082Visual time or date indication means by building-up characters using a combination of indicating elements and by selecting desired characters out of a number of characters or by selecting indicating elements the positions of which represents the time, i.e. combinations of G04G9/02 and G04G9/08

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Electrophonic Musical Instruments (AREA)
CH398876A 1975-04-23 1976-03-31 Electronic frequency converter and timepiece equipped with this converter CH625671GA3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB16825/75A GB1513941A (en) 1975-04-23 1975-04-23 Electronic timepiece for time of day and chronograph functions

Publications (2)

Publication Number Publication Date
CH625671B CH625671B (fr)
CH625671GA3 true CH625671GA3 (en) 1981-10-15

Family

ID=10084366

Family Applications (1)

Application Number Title Priority Date Filing Date
CH398876A CH625671GA3 (en) 1975-04-23 1976-03-31 Electronic frequency converter and timepiece equipped with this converter

Country Status (4)

Country Link
JP (2) JPS51130266A (ja)
CH (1) CH625671GA3 (ja)
FR (1) FR2308971A1 (ja)
GB (1) GB1513941A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2804041C3 (de) * 1978-01-31 1983-11-17 Gebrüder Junghans GmbH, 7230 Schramberg Elektronische Uhr
DE2821619C3 (de) * 1978-05-18 1981-05-21 Gebrüder Junghans GmbH, 7230 Schramberg Elektronische Uhr mit Analoganzeige-Zeigerwerk und Flüssigkristall-Anzeigeeinheit
JPS5578979U (ja) * 1978-11-24 1980-05-30
JP6853093B2 (ja) * 2017-03-30 2021-03-31 シチズン時計株式会社 カウンタ回路

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5941153B2 (ja) * 1972-09-22 1984-10-04 シチズン時計株式会社 競技用計時装置を備えた水晶腕時計
JPS5028367A (ja) * 1973-07-11 1975-03-22

Also Published As

Publication number Publication date
FR2308971A1 (fr) 1976-11-19
JPS5255669A (en) 1977-05-07
GB1513941A (en) 1978-06-14
FR2308971B1 (ja) 1981-06-19
JPS51130266A (en) 1976-11-12
CH625671B (fr)

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