CH617314GA3 - - Google Patents
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- Publication number
- CH617314GA3 CH617314GA3 CH793677A CH793677A CH617314GA3 CH 617314G A3 CH617314G A3 CH 617314GA3 CH 793677 A CH793677 A CH 793677A CH 793677 A CH793677 A CH 793677A CH 617314G A3 CH617314G A3 CH 617314GA3
- Authority
- CH
- Switzerland
- Prior art keywords
- time standard
- frequency
- oscillator circuit
- phase detection
- time
- Prior art date
Links
- 238000001514 detection method Methods 0.000 abstract 4
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
- G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
- G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Electromechanical Clocks (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7757976A JPS5313470A (en) | 1976-06-30 | 1976-06-30 | Electronic timepiece |
JP8135776A JPS5328465A (en) | 1976-07-08 | 1976-07-08 | Electronic watch |
Publications (2)
Publication Number | Publication Date |
---|---|
CH617314B CH617314B (de) | |
CH617314GA3 true CH617314GA3 (en, 2012) | 1980-05-30 |
Family
ID=26418659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH793677A CH617314B (de) | 1976-06-30 | 1977-06-28 | Elektronische uhr. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4159622A (en, 2012) |
CH (1) | CH617314B (en, 2012) |
GB (2) | GB1570659A (en, 2012) |
HK (1) | HK53081A (en, 2012) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5550191A (en) * | 1978-10-06 | 1980-04-11 | Citizen Watch Co Ltd | Electronic timepiece |
JPS5565188A (en) * | 1978-11-10 | 1980-05-16 | Seiko Instr & Electronics Ltd | Electronic watch |
CH620087B (de) * | 1979-03-09 | Suisse Horlogerie | Oszillator mit einem hochfrequenz-quarzresonator. | |
US4358839A (en) * | 1979-05-01 | 1982-11-09 | The Singer Company | Absolute digital clock system |
CH621680B (de) * | 1979-05-22 | Suisse Horlogerie | Oszillator mit temperaturkompensation. | |
JPS55160891A (en) * | 1979-06-01 | 1980-12-15 | Seiko Instr & Electronics Ltd | Temperature correcting circuit |
EP0047320A4 (en) * | 1979-12-20 | 1982-05-10 | Ricoh Watch | LINEARIZATION CIRCUIT AND ELECTRONIC CLOCK THAT IS EQUIPPED WITH IT. |
CH625670B (de) * | 1980-01-10 | Suisse Horlogerie | Oszillator mit digitaler temperaturkompensation. | |
CH626500B (de) | 1980-01-10 | Suisse Horlogerie | Oszillator mit digitaler temperaturkompensation. | |
CH643106B (fr) * | 1980-11-26 | Suisse Horlogerie | Garde-temps comprenant une chaine de diviseurs au rapport de division ajustable. | |
US4407589A (en) * | 1981-02-13 | 1983-10-04 | Davidson John R | Error correction method and apparatus for electronic timepieces |
US4454483A (en) * | 1982-03-25 | 1984-06-12 | Cubic Corporation | Temperature compensation of an oscillator by fractional cycle synthesis |
US4872765A (en) * | 1983-04-20 | 1989-10-10 | The United States Of America As Represented By The Secretary Of The Army | Dual mode quartz thermometric sensing device |
DE60042916D1 (de) * | 2000-01-10 | 2009-10-22 | Eta Sa Mft Horlogere Suisse | Vorrichtung um ein Signal zu erzeugen,dessen Frequenz wesentlich Temperatur unabhängig ist |
FR2808597B1 (fr) * | 2000-05-02 | 2002-07-12 | Schneider Electric Ind Sa | Detecteur inductif ou capacitif |
US8979362B2 (en) * | 2012-02-15 | 2015-03-17 | Infineon Technologies Ag | Circuit and method for sensing a physical quantity, an oscillator circuit, a smartcard, and a temperature-sensing circuit |
US9796952B2 (en) | 2012-09-25 | 2017-10-24 | The Procter & Gamble Company | Laundry care compositions with thiazolium dye |
EP3130966B1 (fr) * | 2015-08-11 | 2018-08-01 | ETA SA Manufacture Horlogère Suisse | Mouvement d'horlogerie mecanique muni d'un systeme de retroaction du mouvement |
DE102020135100B4 (de) * | 2020-12-30 | 2022-08-11 | Realization Desal Ag | Armbanduhr |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3451210A (en) * | 1966-07-01 | 1969-06-24 | Benrus Corp | System for maintaining oscillations in an electric timing mechanism having an oscillatory element |
US3508391A (en) * | 1966-08-26 | 1970-04-28 | Ray H Lee | Electronic controlled time piece |
US3881310A (en) * | 1971-03-02 | 1975-05-06 | Diehl | Clock adapted to be synchronized by alternating current in a wireless manner |
BE789976A (fr) * | 1971-10-15 | 1973-02-01 | Centre Electron Horloger | Garde-temps |
US3999370A (en) * | 1973-02-10 | 1976-12-28 | Citizen Watch Co., Ltd. | Temperature compensated electronic timepiece |
US3938316A (en) * | 1973-02-10 | 1976-02-17 | Citizen Watch Co., Ltd. | Temperature compensated electronic timepiece |
CH573625B5 (en, 2012) * | 1973-10-02 | 1976-03-15 | Patek Philippe Sa | |
JPS5071362A (en, 2012) * | 1973-10-24 | 1975-06-13 | ||
CH581348B5 (en, 2012) * | 1973-11-20 | 1976-10-29 | Omega Brandt & Freres Sa Louis | |
FR2262824B1 (en, 2012) * | 1974-03-01 | 1976-06-25 | Schlumberger Compteurs | |
US4023344A (en) * | 1975-09-03 | 1977-05-17 | Kabushiki Kaisha Suwa Seikosha | Automatically corrected electronic timepiece |
US4068462A (en) * | 1976-05-17 | 1978-01-17 | Fairchild Camera And Instrument Corporation | Frequency adjustment circuit |
-
1977
- 1977-06-24 GB GB26651/77A patent/GB1570659A/en not_active Expired
- 1977-06-24 GB GB48149/78A patent/GB1570660A/en not_active Expired
- 1977-06-28 CH CH793677A patent/CH617314B/xx unknown
- 1977-06-30 US US05/811,808 patent/US4159622A/en not_active Expired - Lifetime
-
1981
- 1981-11-05 HK HK530/81A patent/HK53081A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB1570660A (en) | 1980-07-02 |
HK53081A (en) | 1981-11-13 |
US4159622A (en) | 1979-07-03 |
GB1570659A (en) | 1980-07-02 |
CH617314B (de) |
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