JPS58150881A - 電子時計 - Google Patents

電子時計

Info

Publication number
JPS58150881A
JPS58150881A JP57225140A JP22514082A JPS58150881A JP S58150881 A JPS58150881 A JP S58150881A JP 57225140 A JP57225140 A JP 57225140A JP 22514082 A JP22514082 A JP 22514082A JP S58150881 A JPS58150881 A JP S58150881A
Authority
JP
Japan
Prior art keywords
signal
movable
pointer
light
detection
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP57225140A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6336478B2 (forum.php
Inventor
レネ・ベソン
アルフオ−ンス・ブロン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ETA SA Manufacture Horlogere Suisse
Ebauchesfabrik ETA AG
Original Assignee
Ebauchesfabrik ETA AG
Eta SA Fabriques dEbauches
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 Ebauchesfabrik ETA AG, Eta SA Fabriques dEbauches filed Critical Ebauchesfabrik ETA AG
Publication of JPS58150881A publication Critical patent/JPS58150881A/ja
Publication of JPS6336478B2 publication Critical patent/JPS6336478B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G7/00—Synchronisation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP57225140A 1981-12-23 1982-12-23 電子時計 Granted JPS58150881A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH824381A CH646301GA3 (forum.php) 1981-12-23 1981-12-23
CH8243/81-1 1981-12-23

Publications (2)

Publication Number Publication Date
JPS58150881A true JPS58150881A (ja) 1983-09-07
JPS6336478B2 JPS6336478B2 (forum.php) 1988-07-20

Family

ID=4337348

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57225140A Granted JPS58150881A (ja) 1981-12-23 1982-12-23 電子時計

Country Status (5)

Country Link
US (1) US4420263A (forum.php)
EP (1) EP0082821B1 (forum.php)
JP (1) JPS58150881A (forum.php)
CH (1) CH646301GA3 (forum.php)
DE (1) DE3275765D1 (forum.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11803159B2 (en) 2018-10-16 2023-10-31 Seiko Epson Corporation Electronic timepiece and indicator position detection method

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH649187GA3 (forum.php) * 1982-10-13 1985-05-15
FR2568029B1 (fr) * 1984-07-19 1987-05-29 Hatot Leon Ets Installation de transmission de donnees, notamment pour la distribution de l'heure, emetteur et recepteur pour cette installation
DE3510861C2 (de) * 1984-11-09 1986-09-25 Gebrüder Junghans GmbH, 7230 Schramberg Anzeigestellungs-Detektionseinrichtung für eine Uhr, insbesondere eine Funkuhr
DE3446724A1 (de) * 1984-12-21 1986-07-10 Audi AG, 8070 Ingolstadt Funkgesteuerte uhr
GB2197968A (en) * 1986-11-21 1988-06-02 Europ Electronic Syst Ltd Analogue clock
CH668678GA3 (forum.php) * 1987-03-03 1989-01-31
DE8712809U1 (de) * 1987-09-23 1987-11-05 Junghans Uhren GmbH, 7230 Schramberg Zweimotoren-Räderwerk, insbesondere für eine Funkuhr
CH680696B5 (forum.php) * 1989-11-03 1993-04-30 Rolex Montres
DE4128752C2 (de) * 1991-08-29 1997-12-04 Junghans Uhren Gmbh Stellungsdetektions- und -Korrektureinrichtung
US5363348A (en) * 1992-09-04 1994-11-08 Damle Madhav N High resolution, remotely resettable time clock
JP2500513B2 (ja) * 1992-11-10 1996-05-29 株式会社精工舎 時計機械体
DE4311065C1 (de) * 1993-04-03 1994-02-17 Braun Ag Verfahren und Vorrichtung zur Positionserkennung von Anzeigeelementen
FR2728087A1 (fr) * 1994-12-13 1996-06-14 Gorgy Timing Procede et dispositif de fonctionnement d'une horloge et horloge munie de ce dispositif et mettant en oeuvre ce procede
JPH11211862A (ja) * 1997-11-19 1999-08-06 Seiko Epson Corp 情報処理装置
SG85647A1 (en) * 1998-06-29 2002-01-15 Asulab Sa Device including at least two coaxial wheels and means for detecting the angular position thereof and method for detecting said angular positions
US6307815B1 (en) * 1998-07-23 2001-10-23 Sandia Corporation Microelectromechanical timer
US6473366B2 (en) * 2000-12-15 2002-10-29 Koung-Chung Peng Method for timing a clock
US6473367B2 (en) * 2000-12-15 2002-10-29 Koung-Chung Peng Positioning mechanism for a radio clock
US20030063525A1 (en) * 2001-09-28 2003-04-03 Ken Richardson Microprocessor controlled quartz analog clock movement
TW558677B (en) * 2002-08-02 2003-10-21 Chih-Hao Yiu Device for detecting angular position
US20040125702A1 (en) * 2002-10-21 2004-07-01 Hideki Kitajima Rotational position detection device, hand position detection device and clock using the hand position detection device
US20040085860A1 (en) * 2002-10-31 2004-05-06 Yiu Chih Hao Position detecting and correcting device for timepiece
WO2007102412A1 (ja) * 2006-03-03 2007-09-13 Citizen Holdings Co., Ltd. アナログ電子時計
US11175747B2 (en) * 2013-02-04 2021-11-16 Pixart Imaging Inc. Optical processing apparatus and operating method thereof
TW201925824A (zh) * 2017-12-01 2019-07-01 原相科技股份有限公司 用於可旋轉裝置定位之光學機構
CH708234B1 (fr) * 2013-06-27 2015-05-15 Soprod Sa Dispositif portatif multifonctions contrôlé par information externe.
CN106133620B (zh) * 2014-04-01 2019-03-12 西铁城时计株式会社 钟表
US10114342B2 (en) * 2014-09-11 2018-10-30 Samsung Electronics Co., Ltd. Wearable device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5610883U (forum.php) * 1979-07-04 1981-01-29
JPH052250U (ja) * 1991-06-21 1993-01-14 三洋電機株式会社 集積回路の入力装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3359474A (en) * 1964-11-27 1967-12-19 Itt Stepper motor control and step detector
BE756389A (fr) * 1969-09-25 1971-03-22 Comp Generale Electricite Detecteur d'ecart temporel et regulateur de vitesse
GB1510744A (en) * 1975-09-11 1978-05-17 Diehl Electro-mechanical adjustment means for adjusting an electronic digital indicator
US4119892A (en) * 1975-11-13 1978-10-10 Seiko Koki Kabushiki Kaisha Light emitting indicating circuit for a timepiece
JPS53132382A (en) * 1977-04-23 1978-11-18 Seiko Instr & Electronics Ltd Electronic watch
JPS5428176A (en) * 1977-08-04 1979-03-02 Seiko Instr & Electronics Ltd Electronic watch
CH620085B (fr) * 1977-12-31 Ebauchesfabrik Eta Ag Montre a quartz et dispositif d'affichage analogique a commande manuelle de changement d'heure.
CH616045B (fr) * 1978-06-20 Ebauches Sa Procede pour reduire la consommation d'une piece d'horlogerie electronique et piece d'horlogerie electronique mettant en oeuvre ce procede.
JPS55147381A (en) * 1979-05-04 1980-11-17 Seiko Instr & Electronics Ltd Detector for electronic watch
US4253173A (en) * 1979-10-15 1981-02-24 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Dual display synchronization system for a timepiece

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5610883U (forum.php) * 1979-07-04 1981-01-29
JPH052250U (ja) * 1991-06-21 1993-01-14 三洋電機株式会社 集積回路の入力装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11803159B2 (en) 2018-10-16 2023-10-31 Seiko Epson Corporation Electronic timepiece and indicator position detection method

Also Published As

Publication number Publication date
CH646301GA3 (forum.php) 1984-11-30
EP0082821B1 (fr) 1987-03-18
JPS6336478B2 (forum.php) 1988-07-20
DE3275765D1 (en) 1987-04-30
EP0082821A1 (fr) 1983-06-29
US4420263A (en) 1983-12-13

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