by combining pulse-trains of different frequencies

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CPC
G04G3/027

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Parent Industries

GPHYSICS G04Horology G04GELECTRONIC TIME-PIECES G04G3/00Producing timing pulses

Current Industry

G04G3/027by combining pulse-trains of different frequencies

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Patents Grantslast 30 patents

Information Patent Grant
Correction of low accuracy clock
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Integrated circuit chip for analogue electronic watch applications
- Patent number 7,387,433
- Issue date Jun 17, 2008
- Linx Technology Limited
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Time error compensating apparatus and method in a terminal
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- Issue date Nov 1, 2005
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Device for producing a signal having a substantially temperature-in...
- Patent number 6,724,266
- Issue date Apr 20, 2004
- Eta S.A. Fabriques d'Ebauches
- Silvio Dalla Piazza
- G04 - HOROLOGY
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Low cost clock
- Patent number 6,449,217
- Issue date Sep 10, 2002
- Siemens AG
- Pascal Hayet
- G04 - HOROLOGY
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Time base generator
- Patent number 6,404,288
- Issue date Jun 11, 2002
- Krohne A.G.
- Achim Bletz
- H03 - BASIC ELECTRONIC CIRCUITRY
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Time measurement system
- Patent number 5,416,435
- Issue date May 16, 1995
- Nokia Mobile Phones Ltd.
- Harri Jokinen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Resonator temperature compensated time base and watch using said ti...
- Patent number 4,537,515
- Issue date Aug 27, 1985
- Asulab S.A.
- Rudolf Dinger
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Timepiece having a divider chain with an adjustable division rate
- Patent number 4,456,386
- Issue date Jun 26, 1984
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Mario Dellea
- G04 - HOROLOGY
Information Patent Grant
Oscillator circuit with digital temperature compensation
- Patent number 4,427,952
- Issue date Jan 24, 1984
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Alphonse Zumsteg
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Oscillator circuit with digital temperature compensation
- Patent number 4,415,870
- Issue date Nov 15, 1983
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Alphonse Zumsteg
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Temperature compensated signal generator including two crystal osci...
- Patent number 4,345,221
- Issue date Aug 17, 1982
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Alphonse Zumsteg
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Signal generator including high and low frequency oscillators
- Patent number 4,344,046
- Issue date Aug 10, 1982
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Alphonse E. Zumsteg
- G04 - HOROLOGY
Information Patent Grant
Temperature compensating circuit
- Patent number 4,325,036
- Issue date Apr 13, 1982
- Kabushiki Kaisha Daini Seikosha
- Tsuneo Kuwabara
- G04 - HOROLOGY
Information Patent Grant
Time compensated clock oscillator
- Patent number 4,305,041
- Issue date Dec 8, 1981
- Rockwell International Corporation
- Marvin E. Frerking
- G04 - HOROLOGY
Information Patent Grant
Unit time producing system
- Patent number 4,264,967
- Issue date Apr 28, 1981
- Citizen Watch Co., Ltd.
- Hiro Fujita
- G04 - HOROLOGY
Information Patent Grant
Digital electronic timepiece
- Patent number 4,247,927
- Issue date Jan 27, 1981
- Citizen Watch Company Limited
- Mituo Oooka
- G04 - HOROLOGY
Information Patent Grant
Method for controlling frequency of electrical oscillations and fre...
- Patent number 4,024,416
- Issue date May 17, 1977
- Citizen Watch Co., Ltd.
- Hiro Fujita
- G04 - HOROLOGY
Information Patent Grant
Electronic watch
- Patent number 3,962,858
- Issue date Jun 15, 1976
- Uranus Electronics Inc.
- Morris M. Levine
- G04 - HOROLOGY
Information Patent Grant
3851255
- Patent number 3,851,255
- Issue date Nov 26, 1974
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
3609959
- Patent number 3,609,959
- Issue date Oct 5, 1971
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3564837
- Patent number 3,564,837
- Issue date Feb 23, 1971
- H03 - BASIC ELECTRONIC CIRCUITRY
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3512351
- Patent number 3,512,351
- Issue date May 19, 1970
- G04 - HOROLOGY
Information Patent Grant
3166888
- Patent number 3,166,888
- Issue date Jan 26, 1965
- G04 - HOROLOGY
Information Patent Grant
2886775
- Patent number 2,886,775
- Issue date May 12, 1959
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
2602140
- Patent number 2,602,140
- Issue date Jul 1, 1952
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
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- EM Microelectronic-Marin SA
- Yves GODAT
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ELECTRONIC APPARATUS
- Publication number 20130003508
- Publication date Jan 3, 2013
- Kazuo Kato
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Correction of Low Accuracy Clock
- Publication number 20120306580
- Publication date Dec 6, 2012
- ST-ERICSSON SA
- Andrew ELLIS
- G04 - HOROLOGY
Information Patent Application
Integrated circuit chip for analogue electronic watch applications
- Publication number 20060203618
- Publication date Sep 14, 2006
- Linx Technology Limited
- Patrick Siu-Ying Hung
- G04 - HOROLOGY
Information Patent Application
Time error compensating apparatus and method in a terminal
- Publication number 20030076747
- Publication date Apr 24, 2003
- LG Electronics, Inc.
- Dong Soo Jung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Device for producing a signal having a substantially temperature-in...
- Publication number 20030052743
- Publication date Mar 20, 2003
- Silvio Dalla Piazza
- G04 - HOROLOGY

by combining pulse-trains of different frequencies

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Correction of low accuracy clock

Integrated circuit chip for analogue electronic watch applications

Time error compensating apparatus and method in a terminal

Device for producing a signal having a substantially temperature-in...

Low cost clock

Time base generator

Time measurement system

Resonator temperature compensated time base and watch using said ti...

Timepiece having a divider chain with an adjustable division rate

Oscillator circuit with digital temperature compensation

Oscillator circuit with digital temperature compensation

Temperature compensated signal generator including two crystal osci...

Signal generator including high and low frequency oscillators

Temperature compensating circuit

Time compensated clock oscillator

Unit time producing system

Digital electronic timepiece

Method for controlling frequency of electrical oscillations and fre...

Electronic watch

3851255

3609959

3564837

3512351

3166888

2886775

2602140

Patents Applicationslast 30 patents

HIGH-PRECISION ELECTRONIC CLOCK MOVEMENT AND PROCESS FOR ADJUSTING...

ELECTRONIC APPARATUS

Correction of Low Accuracy Clock

Integrated circuit chip for analogue electronic watch applications

Time error compensating apparatus and method in a terminal

Device for producing a signal having a substantially temperature-in...