CH613341B - ELECTRONIC, TIME HOLDING DEVICE, IN PARTICULAR WRISTWATCH. - Google Patents

ELECTRONIC, TIME HOLDING DEVICE, IN PARTICULAR WRISTWATCH.

Info

Publication number
CH613341B
CH613341B CH1350573A CH1350573A CH613341B CH 613341 B CH613341 B CH 613341B CH 1350573 A CH1350573 A CH 1350573A CH 1350573 A CH1350573 A CH 1350573A CH 613341 B CH613341 B CH 613341B
Authority
CH
Switzerland
Prior art keywords
electronic
holding device
time holding
particular wristwatch
wristwatch
Prior art date
Application number
CH1350573A
Other languages
German (de)
Other versions
CH613341GA3 (en
Inventor
Shigeru Morokawa
Fukuo Sekiya
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 of CH613341B publication Critical patent/CH613341B/en
Priority claimed from JP9439372A external-priority patent/JPS4950432A/ja
Priority claimed from JP9575172A external-priority patent/JPS5760864B2/ja
Priority claimed from JP9609772A external-priority patent/JPS547048B2/ja
Priority claimed from JP10015772A external-priority patent/JPS579299B2/ja
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of CH613341GA3 publication Critical patent/CH613341GA3/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/08—Arrangements for preventing voltage drop due to overloading the power supply
    • 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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/0175—Coupling arrangements; Interface arrangements
    • H03K19/0185—Coupling arrangements; Interface arrangements using field effect transistors only
    • H03K19/018507—Interface arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/094—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/003—Changing the DC level
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/02—Shaping pulses by amplifying
    • H03K5/023—Shaping pulses by amplifying using field effect transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Dc-Dc Converters (AREA)
  • Rectifiers (AREA)
  • Electronic Switches (AREA)
CH1350573A 1972-09-20 1973-09-20 ELECTRONIC, TIME HOLDING DEVICE, IN PARTICULAR WRISTWATCH. CH613341B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP9439372A JPS4950432A (en) 1972-09-20 1972-09-20
JP9575172A JPS5760864B2 (en) 1972-09-26 1972-09-26
JP9609772A JPS547048B2 (en) 1972-09-27 1972-09-27
JP10015772A JPS579299B2 (en) 1972-10-05 1972-10-05

Publications (2)

Publication Number Publication Date
CH613341B true CH613341B (en)
CH613341GA3 CH613341GA3 (en) 1979-09-28

Family

ID=27468213

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1350573A CH613341B (en) 1972-09-20 1973-09-20 ELECTRONIC, TIME HOLDING DEVICE, IN PARTICULAR WRISTWATCH.
CH342874A CH577769A5 (en) 1972-09-20 1973-09-20

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH342874A CH577769A5 (en) 1972-09-20 1973-09-20

Country Status (2)

Country Link
CH (2) CH613341B (en)
DE (2) DE2365581C3 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3119274A1 (en) * 1980-06-13 1982-06-09 Hitachi, Ltd., Tokyo POWER SUPPLY AND ELECTRONIC WATCH WITH SUCH A POWER SUPPLY

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1073440B (en) * 1975-09-22 1985-04-17 Seiko Instr & Electronics VOLTAGE LIFT CIRCUIT MADE IN MOS-FET
JPS5240371A (en) * 1975-09-27 1977-03-29 Citizen Watch Co Ltd Electronic watch
DE2660692C2 (en) * 1975-09-27 1984-11-22 Citizen Watch Co., Ltd., Tokio/Tokyo Voltage transformer arrangement
US4053821A (en) * 1976-01-26 1977-10-11 Fairchild Camera And Instrument Corporation Voltage multiplier circuit
US4173862A (en) * 1976-06-01 1979-11-13 Kunihiro Daigo Booster circuit for electronic timepiece
US4064405A (en) * 1976-11-09 1977-12-20 Westinghouse Electric Corporation Complementary MOS logic circuit
CH621917B (en) * 1977-06-27 Centre Electron Horloger INTEGRATED CONTROL DEVICE.
US4229667A (en) * 1978-08-23 1980-10-21 Rockwell International Corporation Voltage boosting substrate bias generator
JPS5761981A (en) 1980-10-01 1982-04-14 Hitachi Ltd Electronic circuit using voltage reguction means

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3668860A (en) * 1970-11-05 1972-06-13 Timex Corp High voltage watch power supply
GB1343660A (en) * 1970-12-29 1974-01-16 Suwa Seikosha Kk Timepiece
GB1339402A (en) * 1971-02-18 1973-12-05 Suwa Seikosha Kk Timepiece

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3119274A1 (en) * 1980-06-13 1982-06-09 Hitachi, Ltd., Tokyo POWER SUPPLY AND ELECTRONIC WATCH WITH SUCH A POWER SUPPLY

Also Published As

Publication number Publication date
DE2365581B2 (en) 1978-04-20
DE2347404C2 (en) 1982-08-19
DE2347404A1 (en) 1974-04-04
DE2365581C3 (en) 1979-01-18
CH613341GA3 (en) 1979-09-28
DE2365581A1 (en) 1975-09-04
CH577769A5 (en) 1976-07-15

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Legal Events

Date Code Title Description
PL Patent ceased