CH589886B5 - - Google Patents

Info

Publication number
CH589886B5
CH589886B5 CH1377974A CH1377974A CH589886B5 CH 589886 B5 CH589886 B5 CH 589886B5 CH 1377974 A CH1377974 A CH 1377974A CH 1377974 A CH1377974 A CH 1377974A CH 589886 B5 CH589886 B5 CH 589886B5
Authority
CH
Switzerland
Application number
CH1377974A
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.)
Filing date
Publication date
Application filed by Centre Electron Horloger filed Critical Centre Electron Horloger
Priority to CH1377974A priority Critical patent/CH589886B5/xx
Priority to CH1377974D priority patent/CH1377974A4/xx
Priority to US05/617,654 priority patent/US4020628A/en
Priority to DE2545823A priority patent/DE2545823C2/de
Priority to JP50122975A priority patent/JPS5164968A/ja
Publication of CH589886B5 publication Critical patent/CH589886B5/xx

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04RRADIO-CONTROLLED TIME-PIECES
    • G04R20/00Setting the time according to the time information carried or implied by the radio signal
    • G04R20/26Setting the time according to the time information carried or implied by the radio signal the radio signal being a near-field communication signal
    • 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
    • G04RRADIO-CONTROLLED TIME-PIECES
    • G04R40/00Correcting the clock frequency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
CH1377974A 1974-10-14 1974-10-14 CH589886B5 (ru)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1377974A CH589886B5 (ru) 1974-10-14 1974-10-14
CH1377974D CH1377974A4 (ru) 1974-10-14 1974-10-14
US05/617,654 US4020628A (en) 1974-10-14 1975-09-29 Automatic regulation of an electronic watch
DE2545823A DE2545823C2 (de) 1974-10-14 1975-10-13 Verfahren zur automatischen Nachstellung einer elektronischen Uhr sowie Uhr zur Durchführung des Verfahrens
JP50122975A JPS5164968A (en) 1974-10-14 1975-10-14 Denshidokei oyobi sonojidochosetsuhoho

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1377974A CH589886B5 (ru) 1974-10-14 1974-10-14

Publications (1)

Publication Number Publication Date
CH589886B5 true CH589886B5 (ru) 1977-07-29

Family

ID=4395239

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1377974A CH589886B5 (ru) 1974-10-14 1974-10-14
CH1377974D CH1377974A4 (ru) 1974-10-14 1974-10-14

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH1377974D CH1377974A4 (ru) 1974-10-14 1974-10-14

Country Status (4)

Country Link
US (1) US4020628A (ru)
JP (1) JPS5164968A (ru)
CH (2) CH589886B5 (ru)
DE (1) DE2545823C2 (ru)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3309630A1 (fr) 2016-10-17 2018-04-18 The Swatch Group Research and Development Ltd Remise a l'heure d'une piece d'horlogerie mecanique

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51128571A (en) * 1975-05-01 1976-11-09 Seiko Instr & Electronics Ltd Portable electronic watch
US4211065A (en) * 1977-08-26 1980-07-08 Hughes Aircraft Company Automatic system for setting digital watches
US4204398A (en) * 1977-09-16 1980-05-27 Lemelson Jerome H Method and means for automatically setting timepieces in a time zone
CH621460B (fr) * 1977-12-23 Ebauches Electroniques Sa Piece d'horlogerie electronique avec transducteur electroacoustique.
US4358836A (en) * 1978-11-20 1982-11-09 Ricoh Watch Co., Ltd. Electronic watch with an automatic time indication modifier
JPS56158980A (en) * 1980-05-13 1981-12-08 Seiko Instr & Electronics Ltd Electronic wrist watch
JPS56162078A (en) * 1980-05-20 1981-12-12 Seiko Instr & Electronics Ltd Electronic clock
EP0040655A1 (en) * 1980-05-22 1981-12-02 Jerome Hal Lemelson Method and means for automatically setting timepieces in a time zone
US4394539A (en) * 1981-03-24 1983-07-19 Chu Tsan Chen Timepiece with automatic time setting system thru dial telephone line and automatic speed adjusting system
DE3222349A1 (de) 1982-06-14 1984-01-05 Helga 6901 Gaiberg Berthold Elektronische uhr
WO1991011763A1 (en) * 1990-01-29 1991-08-08 The United States Of America, Represented By The Secretary, United States Department Of Commerce Device and method for providing accurate time and/or frequency
EP0851324B1 (en) * 1996-12-27 2012-06-13 Council of Scientific & Industrial Research A device useful as a master/slave clock for transmitting standard time over a telephone network
EP1075098B1 (fr) * 1999-08-03 2006-10-18 ETA SA Manufacture Horlogère Suisse Convertisseur électronique d'un signal acoustique en un signal pseudo-numérique et procédé de communication bidirectionnelle par ondes acoustiques

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2816166A (en) * 1956-04-13 1957-12-10 Self Winding Clock Company Inc Synchronization system for clocks
DE1673793C3 (de) * 1967-03-23 1981-03-19 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Verfahren zur laufenden Übermittlung der Uhrzeit
DE1673796C3 (de) * 1967-08-19 1982-05-27 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Verfahren und Schaltung zur laufenden !bermittlung der Uhrzeit
US3540207A (en) * 1968-09-20 1970-11-17 Timex Corp Electronic watch counting circuit
US3576099A (en) * 1969-04-22 1971-04-27 Hamilton Watch Co Solid state timepiece having electro-optical time display
CH524850A (fr) * 1969-05-29 1972-03-15 Vogel Paul Dispositif de remise à l'heure d'une montre électronique
CH1016469A4 (ru) * 1969-07-03 1971-01-29
CH227070A4 (ru) * 1970-02-17 1972-08-15
CH533332A (fr) * 1970-10-20 1972-09-15 Centre Electron Horloger Montre électronique
US3777065A (en) * 1971-06-30 1973-12-04 Total Syst Corp Calling system utilizing a telephone
BE789976A (fr) * 1971-10-15 1973-02-01 Centre Electron Horloger Garde-temps
CH554015A (ru) * 1971-10-15 1974-09-13
US3811265A (en) * 1973-01-17 1974-05-21 J Cater Coded time indicating transmission system
US3943288A (en) * 1973-10-23 1976-03-09 Edgar D. Young Telephone incorporating binary coded decimal time display
JPS6120817B2 (ru) * 1973-12-24 1986-05-23 Citizen Watch Co Ltd

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3309630A1 (fr) 2016-10-17 2018-04-18 The Swatch Group Research and Development Ltd Remise a l'heure d'une piece d'horlogerie mecanique

Also Published As

Publication number Publication date
US4020628A (en) 1977-05-03
DE2545823A1 (de) 1976-04-22
CH1377974A4 (ru) 1976-10-29
DE2545823C2 (de) 1986-10-23
JPS5164968A (en) 1976-06-04
JPS647351B2 (ru) 1989-02-08

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Legal Events

Date Code Title Description
PL Patent ceased