CH534386A - Elektronische Digitaluhr - Google Patents

Elektronische Digitaluhr

Info

Publication number
CH534386A
CH534386A CH478971A CH478971A CH534386A CH 534386 A CH534386 A CH 534386A CH 478971 A CH478971 A CH 478971A CH 478971 A CH478971 A CH 478971A CH 534386 A CH534386 A CH 534386A
Authority
CH
Switzerland
Prior art keywords
digital clock
electronic digital
clock
electronic
digital
Prior art date
Application number
CH478971A
Other languages
English (en)
Inventor
Gene Emerson Paul
Cromwell Mc Intosh Bruce
Jurgen Thamhain Hans
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH534386A publication Critical patent/CH534386A/de

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
    • G04G9/10—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques by controlling light sources, e.g. electroluminescent diodes
    • G04G9/107—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques by controlling light sources, e.g. electroluminescent diodes provided with means for displaying at will a time indication or a date or a part thereof
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G13/00—Producing acoustic time signals
    • G04G13/02—Producing acoustic time signals at preselected times, e.g. alarm clocks
    • G04G13/025—Producing acoustic time signals at preselected times, e.g. alarm clocks acting only at one preselected time
    • 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
    • G04G19/06—Regulation
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G5/00—Setting, i.e. correcting or changing, the time-indication
    • G04G5/02—Setting, i.e. correcting or changing, the time-indication by temporarily changing the number of pulses per unit time, e.g. quick-feed method

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electric Clocks (AREA)
CH478971A 1970-04-06 1971-04-02 Elektronische Digitaluhr CH534386A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2593070A 1970-04-06 1970-04-06

Publications (1)

Publication Number Publication Date
CH534386A true CH534386A (de) 1972-08-31

Family

ID=21828841

Family Applications (2)

Application Number Title Priority Date Filing Date
CH478971D CH478971A4 (de) 1970-04-06 1971-04-02
CH478971A CH534386A (de) 1970-04-06 1971-04-02 Elektronische Digitaluhr

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH478971D CH478971A4 (de) 1970-04-06 1971-04-02

Country Status (5)

Country Link
US (1) US3664116A (de)
CA (1) CA930033A (de)
CH (2) CH478971A4 (de)
DE (1) DE2116433A1 (de)
GB (1) GB1341252A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0050350A2 (de) * 1980-10-21 1982-04-28 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Verfahren zum Vergleich der Uhr und des Inhalts eines Registers in einer Alarmuhr, Schaltung dafür und Verwendung dieser Schaltung

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1285012A (en) * 1970-07-30 1972-08-09 Seiko Instr & Electronics Digital electronic timepiece
US3744235A (en) * 1970-12-09 1973-07-10 S Kratomi Timepiece indicating time by generated images in sets
GB1339403A (en) * 1971-02-03 1973-12-05 Suwa Seikosha Kk Timepiece
IT952097B (it) * 1971-03-08 1973-07-20 Suwa Seikosha Kk Perfezionamento nei sistemi di misura del tempo a indicazione numerica
US3986333A (en) * 1971-03-22 1976-10-19 Sharp Kabushiki Kaisha Electronic digital clock
GB1391995A (en) * 1971-04-27 1975-04-23 Seikosha Kk Electric timepieces
US3823551A (en) * 1971-05-03 1974-07-16 Riehl Electronics Corp Solid state electronic timepiece
US3817020A (en) * 1971-05-04 1974-06-18 Nippon Denso Co Electronic digital clock
US3754392A (en) * 1971-05-17 1973-08-28 Motorola Inc Apparatus for driving a light emitting diode of horologic display
US3969886A (en) * 1971-06-30 1976-07-20 Kabushiki Kaisha Daini Seikosha Digital electronic watch for displaying both time and the time remaining within a preselected time period
JPS4847861A (de) * 1971-10-19 1973-07-06
GB1366794A (en) * 1971-12-02 1974-09-11 Seiko Instr & Electronics Electronic timepiece
FR2169082B1 (de) * 1972-01-22 1977-02-04 Suwa Seikosha Kk
US3813533A (en) * 1972-06-02 1974-05-28 Garrett Comtronics Corp Clock calculator
JPS4969361A (de) * 1972-11-06 1974-07-04
JPS5548273B2 (de) * 1973-01-22 1980-12-04
US3803827A (en) * 1973-02-01 1974-04-16 Time Computer Solid state electronic wristwatch
US3869854A (en) * 1973-05-10 1975-03-11 James A Church Solid state electronic control
US3937004A (en) * 1973-05-28 1976-02-10 Citizen Watch Co., Ltd. Portable miniature type information treating device
US4065915A (en) * 1973-06-11 1978-01-03 Farnbach John S Binary counting system
US3918250A (en) * 1973-10-10 1975-11-11 David N Torresdal Multi-channel digital clock
US3943288A (en) * 1973-10-23 1976-03-09 Edgar D. Young Telephone incorporating binary coded decimal time display
US3946549A (en) * 1973-12-26 1976-03-30 Uranus Electronics, Inc. Electronic alarm watch
US4033109A (en) * 1974-11-21 1977-07-05 Tokyo Shibaura Electric Co., Ltd. Time correction circuits for electronic timepieces
GB1523128A (en) * 1974-12-27 1978-08-31 Kienzle Uhrenfabriken Gmbh Electronic digital clocks
JPS51102455A (ja) * 1975-03-05 1976-09-09 Funai Electric Co Denshitaimasochi
US3961473A (en) * 1975-03-06 1976-06-08 George Hung Electronic chess timer
JPS51114580A (en) * 1975-03-31 1976-10-08 Funai Denki Kk Electronic timer apparatus
US4027470A (en) * 1975-04-04 1977-06-07 Friedman Eliot I Digital timer circuit
JPS522563A (en) * 1975-06-24 1977-01-10 Seiko Instr & Electronics Ltd Electronic clock with alarm
US4320478A (en) * 1975-07-02 1982-03-16 Motorola, Inc. Digital watch
US4095182A (en) * 1975-10-08 1978-06-13 Cybernet Electronic Corporation Display device for transceiver and like
JPS5246860A (en) * 1975-10-13 1977-04-14 Seiko Instr & Electronics Ltd Alarm electronic clock
JPS5258972A (en) * 1975-11-11 1977-05-14 Seiko Instr & Electronics Ltd Electronic stopwatch
US4047375A (en) * 1975-11-17 1977-09-13 Allan Wulff Darkroom timer
JPS52109974A (en) * 1976-03-11 1977-09-14 Seiko Instr & Electronics Ltd Digital alarm watch
DE2645744A1 (de) * 1976-10-09 1978-04-13 Quarz Zeit Ag Elektronische uhr, insbesondere quarzuhr
US4185283A (en) * 1978-01-09 1980-01-22 Clark Lloyd D Multiple character word indication system employing sequential sensible indicia
US4201038A (en) * 1978-04-25 1980-05-06 Kabushiki Kaisha Daini Seikosha Alarm electronic watch
US4444512A (en) * 1981-10-21 1984-04-24 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Method and circuit for comparing the timekeeping state and contents of a register in an electronic reminder giving timepiece

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA791946A (en) * 1968-08-13 Dome Peter Electronic watches

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0050350A2 (de) * 1980-10-21 1982-04-28 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Verfahren zum Vergleich der Uhr und des Inhalts eines Registers in einer Alarmuhr, Schaltung dafür und Verwendung dieser Schaltung
EP0050350A3 (en) * 1980-10-21 1982-05-26 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Process for comparing the actual time with the contents of a register in an alarm timepiece, circuit therefor and utilisation of said circuit

Also Published As

Publication number Publication date
CH478971A4 (de) 1972-08-31
GB1341252A (en) 1973-12-19
DE2116433A1 (de) 1971-11-04
US3664116A (en) 1972-05-23
CA930033A (en) 1973-07-10

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