JPS5240371A - Electronic watch - Google Patents

Electronic watch

Info

Publication number
JPS5240371A
JPS5240371A JP50116620A JP11662075A JPS5240371A JP S5240371 A JPS5240371 A JP S5240371A JP 50116620 A JP50116620 A JP 50116620A JP 11662075 A JP11662075 A JP 11662075A JP S5240371 A JPS5240371 A JP S5240371A
Authority
JP
Japan
Prior art keywords
electronic watch
capacitors
information processing
series
connect
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.)
Pending
Application number
JP50116620A
Other languages
English (en)
Inventor
Shigeru Morokawa
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.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch Co Ltd
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
Priority to JP50116620A priority Critical patent/JPS5240371A/ja
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Priority to US05/726,013 priority patent/US4094137A/en
Priority to GB39982/76A priority patent/GB1567474A/en
Priority to GB1195579A priority patent/GB1567475A/en
Priority to DE2643455A priority patent/DE2643455C2/de
Priority to GB1195679A priority patent/GB1567476A/en
Priority to DE19762660693 priority patent/DE2660693C2/de
Publication of JPS5240371A publication Critical patent/JPS5240371A/ja
Priority to DE19772660692 priority patent/DE2660692C2/de
Priority to US05/912,268 priority patent/US4205518A/en
Priority to US05/912,267 priority patent/US4259715A/en
Priority to HK400/82A priority patent/HK40082A/xx
Priority to SG395/83A priority patent/SG39583G/en
Priority to MY294/84A priority patent/MY8400294A/xx
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/02—Conversion or regulation of current or voltage
    • G04G19/04—Capacitive voltage division or multiplication

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
JP50116620A 1975-09-27 1975-09-27 Electronic watch Pending JPS5240371A (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
JP50116620A JPS5240371A (en) 1975-09-27 1975-09-27 Electronic watch
US05/726,013 US4094137A (en) 1975-09-27 1976-09-22 Voltage conversion system for electronic timepiece
GB39982/76A GB1567474A (en) 1975-09-27 1976-09-27 Electronic timepieces
GB1195579A GB1567475A (en) 1975-09-27 1976-09-27 Telectronic timepiece
DE2643455A DE2643455C2 (de) 1975-09-27 1976-09-27 Elektronische Uhr mit einer Spannungswandlereinrichtung
GB1195679A GB1567476A (en) 1975-09-27 1976-09-27 Electro-optical display drive system
DE19762660693 DE2660693C2 (de) 1975-09-27 1976-09-27 Elektronische Uhr
DE19772660692 DE2660692C2 (de) 1975-09-27 1977-04-07 Spannungswandleranordnung
US05/912,267 US4259715A (en) 1975-09-27 1978-06-05 Voltage conversion system for electronic timepiece
US05/912,268 US4205518A (en) 1975-09-27 1978-06-05 Voltage conversion system for electronic timepiece
HK400/82A HK40082A (en) 1975-09-27 1982-09-09 Electronic timepieces
SG395/83A SG39583G (en) 1975-09-27 1983-07-06 Electronic timepieces
MY294/84A MY8400294A (en) 1975-09-27 1984-12-30 Electronic timepieces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50116620A JPS5240371A (en) 1975-09-27 1975-09-27 Electronic watch

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP57167941A Division JPS5873892A (ja) 1982-09-27 1982-09-27 電子時計
JP16794282A Division JPS5873893A (ja) 1982-09-27 1982-09-27 電子時計

Publications (1)

Publication Number Publication Date
JPS5240371A true JPS5240371A (en) 1977-03-29

Family

ID=14691684

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50116620A Pending JPS5240371A (en) 1975-09-27 1975-09-27 Electronic watch

Country Status (7)

Country Link
US (1) US4094137A (ja)
JP (1) JPS5240371A (ja)
DE (1) DE2643455C2 (ja)
GB (1) GB1567474A (ja)
HK (1) HK40082A (ja)
MY (1) MY8400294A (ja)
SG (1) SG39583G (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55163477A (en) * 1979-06-08 1980-12-19 Citizen Watch Co Ltd Power circuit for electronic clock
JPS5679282A (en) * 1979-11-30 1981-06-29 Seiko Epson Corp Electronic timepiece
JPS576384A (en) * 1980-06-13 1982-01-13 Hitachi Ltd Power source circuit and electronic watch using this
JPS58501090A (ja) * 1981-07-13 1983-07-07 ティーティーシー　ホールディング　アクチエンゲゼルシャフト 電子装置
JPS59106182U (ja) * 1982-12-29 1984-07-17 株式会社河合楽器製作所 ピアノにおけるフレ−ムの支持装置
JPS60131793U (ja) * 1984-02-14 1985-09-03 株式会社　東京衡機製造所 据付台用調整具
JPS62254091A (ja) * 1987-04-03 1987-11-05 Seiko Epson Corp 電子時計

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205518A (en) * 1975-09-27 1980-06-03 Citizen Watch Co., Ltd. Voltage conversion system for electronic timepiece
US4259715A (en) * 1975-09-27 1981-03-31 Citizen Watch Co., Ltd. Voltage conversion system for electronic timepiece
JPS5363057A (en) * 1976-11-18 1978-06-06 Seiko Epson Corp Electronic wristwatch
JPS549544A (en) * 1977-06-24 1979-01-24 Citizen Watch Co Ltd Mutual complement type insulation gate type electric field effect transistor circuit
JPS5413378A (en) * 1977-07-01 1979-01-31 Citizen Watch Co Ltd Electronic watch
JPS5498677A (en) * 1978-01-11 1979-08-03 Citizen Watch Co Ltd Electronic watch
GB2054997B (en) * 1979-05-23 1984-01-18 Suwa Seikosha Kk Temperature detecting circuit
JPS5643605A (en) * 1979-09-18 1981-04-22 Fujitsu Ltd Photoswitch
JPS5658746A (en) * 1979-10-19 1981-05-21 Casio Computer Co Ltd Power source supply system
DE2950948C2 (de) * 1979-12-18 1982-06-09 Casio Computer Co., Ltd., Tokyo Energieversorgungsvorrichtung für ein elektronisches Gerät
JPS56140281A (en) * 1980-04-01 1981-11-02 Citizen Watch Co Ltd Electronic timepiece
GB2077004B (en) * 1980-05-22 1983-10-26 Suwa Seikosha Kk Improvements in or relating to electronic timepieces
JPS5731333A (en) * 1980-07-31 1982-02-19 Suwa Seikosha Kk Power source circuit system
JPS5761981A (en) * 1980-10-01 1982-04-14 Hitachi Ltd Electronic circuit using voltage reguction means
CH642228B (fr) * 1980-10-16 Ebauches Electroniques Sa Convertisseur d'une tension alternative en un courant continu et circuit oscillateur comprenant de convertisseur.
US4433282A (en) * 1981-12-08 1984-02-21 Intersil Monolithic voltage divider
US5072197A (en) * 1991-01-03 1991-12-10 Hewlett-Packard Company Ring oscillator circuit having improved frequency stability with respect to temperature, supply voltage, and semiconductor process variations
US5469116A (en) * 1994-01-27 1995-11-21 Sgs-Thomson Microelectronics, Inc. Clock generator circuit with low current frequency divider
US6086244A (en) * 1997-03-20 2000-07-11 Stmicroelectronics, Inc. Low power, cost effective, temperature compensated, real time clock and method of clocking systems
JP3396448B2 (ja) * 1999-09-07 2003-04-14 株式会社 沖マイクロデザイン ドライバ回路
JP4459812B2 (ja) * 2002-09-24 2010-04-28 シチズンホールディングス株式会社 電子時計
DE602006011129D1 (de) * 2006-05-18 2010-01-28 Microcomponents Ag Analoge Anzeige und Uhr für Kraftfahrzeuge
JP6658112B2 (ja) * 2016-03-04 2020-03-04 セイコーエプソン株式会社 温度補償機能付き時計

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2347404C2 (de) * 1972-09-20 1982-08-19 Citizen Watch Co., Ltd., Tokyo Spannungserhöhungsschaltung für Uhren
US3815354A (en) * 1973-01-02 1974-06-11 Cal Tex Semiconductor Electronic watch
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
US3999368A (en) * 1974-12-11 1976-12-28 Citizen Watch Co., Ltd. Circuit for an electronic timepiece

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55163477A (en) * 1979-06-08 1980-12-19 Citizen Watch Co Ltd Power circuit for electronic clock
JPS5679282A (en) * 1979-11-30 1981-06-29 Seiko Epson Corp Electronic timepiece
JPS6359475B2 (ja) * 1979-11-30 1988-11-18
JPS576384A (en) * 1980-06-13 1982-01-13 Hitachi Ltd Power source circuit and electronic watch using this
JPS58501090A (ja) * 1981-07-13 1983-07-07 ティーティーシー　ホールディング　アクチエンゲゼルシャフト 電子装置
JPS59106182U (ja) * 1982-12-29 1984-07-17 株式会社河合楽器製作所 ピアノにおけるフレ−ムの支持装置
JPS60131793U (ja) * 1984-02-14 1985-09-03 株式会社　東京衡機製造所 据付台用調整具
JPS62254091A (ja) * 1987-04-03 1987-11-05 Seiko Epson Corp 電子時計

Also Published As

Publication number Publication date
DE2643455C2 (de) 1983-01-05
HK40082A (en) 1982-09-17
US4094137A (en) 1978-06-13
GB1567474A (en) 1980-05-14
MY8400294A (en) 1984-12-31
DE2643455A1 (de) 1977-04-07
SG39583G (en) 1985-09-13

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