CH664868GA3 - - Google Patents
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- Publication number
- CH664868GA3 CH664868GA3 CH277386A CH277386A CH664868GA3 CH 664868G A3 CH664868G A3 CH 664868GA3 CH 277386 A CH277386 A CH 277386A CH 277386 A CH277386 A CH 277386A CH 664868G A3 CH664868G A3 CH 664868GA3
- Authority
- CH
- Switzerland
- Prior art keywords
- frequency
- timepiece
- connector
- time base
- volatile memory
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
- G04D7/002—Electrical measuring and testing apparatus
- G04D7/003—Electrical measuring and testing apparatus for electric or electronic clocks
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
- Electromechanical Clocks (AREA)
- Read Only Memory (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH277386A CH664868GA3 (sr) | 1986-07-10 | 1986-07-10 | |
DE8787109566T DE3761065D1 (de) | 1986-07-10 | 1987-07-03 | Vorrichtung zum programmieren einer nichtfluechtigen speichervorrichtung fuer ein uhrwerk. |
EP87109566A EP0253227B1 (fr) | 1986-07-10 | 1987-07-03 | Dispositif de programmation d'une mémoire non volatile pour pièce d'horlogerie |
US07/071,503 US4763309A (en) | 1986-07-10 | 1987-07-09 | Programming arrangement for a non-volatile memory for a timepiece |
JP62171315A JP2519464B2 (ja) | 1986-07-10 | 1987-07-10 | 時計用電気式書換え可能不揮発性メモリのプログラミング装置 |
HK2295A HK2295A (en) | 1986-07-10 | 1995-01-05 | Device for programming a non volatile memory of a time piece |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH277386A CH664868GA3 (sr) | 1986-07-10 | 1986-07-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH664868GA3 true CH664868GA3 (sr) | 1988-04-15 |
Family
ID=4241288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH277386A CH664868GA3 (sr) | 1986-07-10 | 1986-07-10 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4763309A (sr) |
EP (1) | EP0253227B1 (sr) |
JP (1) | JP2519464B2 (sr) |
CH (1) | CH664868GA3 (sr) |
DE (1) | DE3761065D1 (sr) |
HK (1) | HK2295A (sr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01220036A (ja) * | 1988-02-29 | 1989-09-01 | Fujitsu Ltd | ファイル検索方式 |
JPH0729513Y2 (ja) * | 1988-04-06 | 1995-07-05 | セイコーエプソン株式会社 | 電子時計用回路 |
US5255247A (en) * | 1988-04-06 | 1993-10-19 | Seiko Epson Corporation | Electronic timepiece including integrated circuitry |
US5253229A (en) * | 1988-04-06 | 1993-10-12 | Seiko Epson Corporation | Electronic timepiece including integrated circuitry |
JPH0752632Y2 (ja) * | 1988-04-06 | 1995-11-29 | セイコーエプソン株式会社 | 電子時計用回路 |
JPH01282491A (ja) * | 1988-05-07 | 1989-11-14 | Seiko Epson Corp | 補償回路 |
JP3019324B2 (ja) * | 1988-06-17 | 2000-03-13 | セイコーエプソン株式会社 | アナログ電子時計用ic及びアナログ電子時計 |
US5289452A (en) * | 1988-06-17 | 1994-02-22 | Seiko Epson Corporation | Multifunction electronic analog timepiece |
US5327404A (en) * | 1990-11-27 | 1994-07-05 | Vlsi Technology, Inc. | On-chip frequency trimming method for real-time clock |
JPH04319694A (ja) * | 1991-04-19 | 1992-11-10 | Seikosha Co Ltd | 時刻補正データメモリ付時計装置 |
JP3242408B2 (ja) | 1993-01-08 | 2001-12-25 | シチズン時計株式会社 | 電子時計のデータ送受信システム |
US6545950B1 (en) * | 2000-05-16 | 2003-04-08 | Ericsson Inc. | Methods, systems, wireless terminals, and computer program products for calibrating an electronic clock using a base reference signal and a non-continuous calibration reference signal having greater accuracy than the base reference signal |
DE60044677D1 (de) * | 2000-11-29 | 2010-08-26 | Eta Sa Mft Horlogere Suisse | Uhrwerk welches Vorrichtungen enthält,die elektrischen Zugang zu elektrischen oder elektronischen Unterteilen dieses Uhrwerks erlauben |
US6930917B2 (en) * | 2001-08-13 | 2005-08-16 | Em Microelectronic-Marin Sa | Programming an electronic device including a non-volatile memory, in particular for adjusting the features of an oscillator |
US20030169642A1 (en) * | 2002-03-08 | 2003-09-11 | Quartex, Inc., A Division Of Primex, Inc. | Time keeping system with automatic daylight savings time adjustment |
US6873573B2 (en) * | 2001-09-21 | 2005-03-29 | Quartex, Inc. | Wireless synchronous time system |
CA2460995A1 (en) * | 2001-09-21 | 2003-03-27 | Quartex, Inc. | Time keeping system with automatic daylight savings time adjustment |
US7369462B2 (en) * | 2001-09-21 | 2008-05-06 | Quartex, Division Of Primex, Inc. | Wireless synchronous time system with solar powered transceiver |
US20030169641A1 (en) * | 2002-03-08 | 2003-09-11 | Quartex A Division Of Primex, Inc. | Time keeping system with automatic daylight savings time adjustment |
US7411869B2 (en) * | 2001-09-21 | 2008-08-12 | Quartex, Division Of Primex, Inc. | Wireless synchronous time system |
US7387433B2 (en) * | 2005-02-05 | 2008-06-17 | Linx Technology Limited | Integrated circuit chip for analogue electronic watch applications |
EP1890204B1 (fr) | 2006-08-16 | 2011-11-02 | ETA SA Manufacture Horlogère Suisse | Montre électronique comprenant un résonateur |
EP1962156A1 (fr) | 2007-02-22 | 2008-08-27 | EM Microelectronic-Marin SA | Procédure d'accès d'une mémoire non volatile pour montre |
DE102008032124A1 (de) * | 2008-07-08 | 2010-01-14 | Bernd Gehring | Vorrichtung zum Stellen einer Uhr |
JP2013034174A (ja) * | 2011-06-28 | 2013-02-14 | Seiko Instruments Inc | 電子機器 |
EP2916193B1 (fr) | 2014-03-06 | 2016-07-27 | EM Microelectronic-Marin SA | Base de temps comprenant un oscillateur, un circuit diviseur de fréquence et un circuit d'inhibition d'impulsions de cadencement |
EP3168695B1 (fr) * | 2015-11-13 | 2021-03-10 | ETA SA Manufacture Horlogère Suisse | Procédé de test de la marche d'une montre à quartz |
EP3379347B1 (fr) * | 2017-03-20 | 2020-01-01 | ETA SA Manufacture Horlogère Suisse | Procédé de réglage de la fréquence de marche d'une montre électronique |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH1337A (de) * | 1889-08-27 | 1889-11-09 | Alfred Mendel | Neues Kummet |
FR2197265A1 (sr) * | 1972-08-24 | 1974-03-22 | Dynacore Sa | |
FR2283478A1 (fr) * | 1974-08-30 | 1976-03-26 | Ebauches Sa | Circuit electronique pour montre |
GB1487955A (en) * | 1973-12-05 | 1977-10-05 | Suwa Seikosha Kk | Timepieces having time standards constituted by piezo-electric crystal oscillators |
GB2061573A (en) * | 1979-10-25 | 1981-05-13 | Ebauches Sa | Electronic timepiece |
US4290130A (en) * | 1979-12-21 | 1981-09-15 | Timex Corporation | Digital frequency trimmed electronic timepiece |
GB2091511A (en) * | 1981-01-13 | 1982-07-28 | Citizen Watch Co Ltd | Non-volatile memory |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH554015A (sr) * | 1971-10-15 | 1974-09-13 | ||
US4074514A (en) * | 1972-08-24 | 1978-02-21 | Dynacore, S.A. | Isochronous period generator having means for adjusting the isochronous period |
JPS5911878B2 (ja) * | 1975-12-24 | 1984-03-19 | シチズン時計株式会社 | デジタル電子時計 |
JPS6038671A (ja) * | 1983-08-10 | 1985-02-28 | Nec Corp | Esr測定自動化システム |
-
1986
- 1986-07-10 CH CH277386A patent/CH664868GA3/fr not_active IP Right Cessation
-
1987
- 1987-07-03 DE DE8787109566T patent/DE3761065D1/de not_active Expired - Lifetime
- 1987-07-03 EP EP87109566A patent/EP0253227B1/fr not_active Expired
- 1987-07-09 US US07/071,503 patent/US4763309A/en not_active Expired - Lifetime
- 1987-07-10 JP JP62171315A patent/JP2519464B2/ja not_active Expired - Lifetime
-
1995
- 1995-01-05 HK HK2295A patent/HK2295A/xx not_active IP Right Cessation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH1337A (de) * | 1889-08-27 | 1889-11-09 | Alfred Mendel | Neues Kummet |
FR2197265A1 (sr) * | 1972-08-24 | 1974-03-22 | Dynacore Sa | |
GB1487955A (en) * | 1973-12-05 | 1977-10-05 | Suwa Seikosha Kk | Timepieces having time standards constituted by piezo-electric crystal oscillators |
FR2283478A1 (fr) * | 1974-08-30 | 1976-03-26 | Ebauches Sa | Circuit electronique pour montre |
GB2061573A (en) * | 1979-10-25 | 1981-05-13 | Ebauches Sa | Electronic timepiece |
US4290130A (en) * | 1979-12-21 | 1981-09-15 | Timex Corporation | Digital frequency trimmed electronic timepiece |
GB2091511A (en) * | 1981-01-13 | 1982-07-28 | Citizen Watch Co Ltd | Non-volatile memory |
Also Published As
Publication number | Publication date |
---|---|
EP0253227B1 (fr) | 1989-11-29 |
US4763309A (en) | 1988-08-09 |
DE3761065D1 (de) | 1990-01-04 |
HK2295A (en) | 1995-01-13 |
EP0253227A1 (fr) | 1988-01-20 |
JP2519464B2 (ja) | 1996-07-31 |
JPS6329291A (ja) | 1988-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |