the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses

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

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G04G3/022the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses

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Patents Grantslast 30 patents

Information Patent Grant
Method for testing the rate of a quartz watch
- Patent number 10,295,962
- Issue date May 21, 2019
- Eta Sa Manufacture Horlogère Suisse
- Francois Klopfenstein
- G04 - HOROLOGY
Information Patent Grant
Time base including an oscillator, a frequency divider circuit and...
- Patent number 9,671,759
- Issue date Jun 6, 2017
- EM Microelectronic-Marin SA
- Yves Godat
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for frequency compensation using two counters
- Patent number 9,059,717
- Issue date Jun 16, 2015
- Samsung Electronics Co., Ltd.
- Tae-Pyeong Kim
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Temperature compensated timing signal generator
- Patent number 8,901,983
- Issue date Dec 2, 2014
- Micro Crystal AG
- David Ruffieux
- G04 - HOROLOGY
Information Patent Grant
Temperature compensated timing signal generator
- Patent number 8,896,359
- Issue date Nov 25, 2014
- Micro Crystal AG
- David Ruffieux
- G04 - HOROLOGY
Information Patent Grant
Frequency corrector and clocking apparatus using the same
- Patent number 8,201,991
- Issue date Jun 19, 2012
- Oki Semiconductor Co., Ltd.
- Shinichi Kouzuma
- G04 - HOROLOGY
Information Patent Grant
Low-power oscillator
- Patent number 8,134,413
- Issue date Mar 13, 2012
- QUALCOMM Incorporated
- Daniel Filipovic
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Counter-based resonator frequency compensation
- Patent number 7,679,466
- Issue date Mar 16, 2010
- Discera, Inc.
- Kenneth R. Cioffi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of correcting a real-time clock of an electronic apparatus
- Patent number 7,118,269
- Issue date Oct 10, 2006
- Koninklijke Philips Electronics N.V.
- Andreas Bening
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High accuracy timepiece
- Patent number 6,830,371
- Issue date Dec 14, 2004
- Seiko Instruments Inc.
- Hiroyuki Masaki
- G04 - HOROLOGY
Information Patent Grant
Electronic apparatus, external adjustment device for the same, and...
- Patent number 6,768,704
- Issue date Jul 27, 2004
- Seiko Epson Corporation
- Takashi Kawaguchi
- G04 - HOROLOGY
Information Patent Grant
Low power timer circuit having stable output frequency
- Patent number 6,734,738
- Issue date May 11, 2004
- Texas Instruments Incorporated
- Kouzou Ichimaru
- G04 - HOROLOGY
Information Patent Grant
High accuracy timepiece
- Patent number 6,616,328
- Issue date Sep 9, 2003
- Seiko Instruments Inc.
- Hiroyuki Masaki
- G04 - HOROLOGY
Information Patent Grant
Clock or watch having accuracy-improving function
- Patent number 6,312,153
- Issue date Nov 6, 2001
- Hudson Soft Co., Ltd.
- Setsuo Okada
- G04 - HOROLOGY
Information Patent Grant
Method and apparatus for real time clock frequency error correction
- Patent number 6,304,517
- Issue date Oct 16, 2001
- Telefonaktiebolaget LM Ericsson (publ)
- Rolf Erik Ledfelt
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Self-correcting watch
- Patent number 6,146,011
- Issue date Nov 14, 2000
- NEC Corporation
- Toru Owai
- G04 - HOROLOGY
Information Patent Grant
Method for adjusting the rate of a horological module by means of f...
- Patent number 6,120,178
- Issue date Sep 19, 2000
- EM Microelectronic-Marin SA
- Guenther Meusburger
- G04 - HOROLOGY
Information Patent Grant
Standard frequency and timing generator and generation method thereof
- Patent number 6,081,163
- Issue date Jun 27, 2000
- Advantest Corp.
- Hitoshi Ujiie
- G01 - MEASURING TESTING
Information Patent Grant
Logical delaying/advancing circuit used
- Patent number 6,049,240
- Issue date Apr 11, 2000
- Seiko Instruments Inc.
- Kazuo Kato
- G04 - HOROLOGY
Information Patent Grant
High accuracy low power GPS time source
- Patent number 5,940,027
- Issue date Aug 17, 1999
- Rockwell International Corporation
- Daniel C. Forseth
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for generating a clock signal which is compens...
- Patent number 5,828,248
- Issue date Oct 27, 1998
- NEC Corporation
- Kazuaki Masuda
- G04 - HOROLOGY
Information Patent Grant
Timepiece receptive of a broadcast time-signal for correcting a tim...
- Patent number 5,528,560
- Issue date Jun 18, 1996
- Seikosha Co., Ltd.
- Moriyasu Ogiyama
- G04 - HOROLOGY
Information Patent Grant
Timer with a compensation value to increment or decrement a count v...
- Patent number 5,469,483
- Issue date Nov 21, 1995
- Mitsubishi Denki Kabushiki Kaisha
- Hideo Inoue
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Self correcting time base for inaccurate oscillators
- Patent number 5,272,650
- Issue date Dec 21, 1993
- Honeywell Inc.
- John T. Adams
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece
- Patent number 4,779,248
- Issue date Oct 18, 1988
- Seiko Instruments Inc.
- Hiroshi Odagiri
- G04 - HOROLOGY
Information Patent Grant
Programming arrangement for a non-volatile memory for a timepiece
- Patent number 4,763,309
- Issue date Aug 9, 1988
- EM Microelectronic-Marin SA
- Arthur Descombes
- G04 - HOROLOGY
Information Patent Grant
Electronic timekeeping apparatus with temperature compensation and...
- Patent number 4,761,771
- Issue date Aug 2, 1988
- Seiko Epson Corporation
- Tatsuo Moriya
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece
- Patent number 4,737,944
- Issue date Apr 12, 1988
- Seiko Instruments Inc.
- Yuichi Inoue
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece
- Patent number 4,707,145
- Issue date Nov 17, 1987
- Kabushiki Kaisha Daini Seikosha
- Takashi Ishida
- G04 - HOROLOGY
Information Patent Grant
Temperature measuring system
- Patent number 4,563,748
- Issue date Jan 7, 1986
- Citizen Watch Company Limited
- Tadashi Hanaoka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHODS FOR FREQUENCY COMPENSATION USING TWO COUNTERS
- Publication number 20140191785
- Publication date Jul 10, 2014
- Samsung Electronics Co., Ltd.
- Tae-Pyeong KIM
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH-PRECISION ELECTRONIC CLOCK MOVEMENT AND PROCESS FOR ADJUSTING...
- Publication number 20140152355
- Publication date Jun 5, 2014
- EM Microelectronic-Marin SA
- Yves GODAT
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
LOW-POWER OSCILLATOR
- Publication number 20110095791
- Publication date Apr 28, 2011
- QUALCOMM Incorporated
- Daniel Filipovic
- G04 - HOROLOGY
Information Patent Application
FREQUENCY CORRECTOR AND CLOCKING APPARATUS USING THE SAME
- Publication number 20090180358
- Publication date Jul 16, 2009
- Oki Semiconductor Co., Ltd.
- Shinichi Kouzuma
- G04 - HOROLOGY
Information Patent Application
Method and apparatus for frequency correcting a periodic signal
- Publication number 20060045215
- Publication date Mar 2, 2006
- MOTOROLA, INC.
- Wayne Wiggins Ballantyne
- G04 - HOROLOGY
Information Patent Application
Method of correcting a real-time clock of an electronic apparatus
- Publication number 20030174587
- Publication date Sep 18, 2003
- Andreas Bening
- G04 - HOROLOGY
Information Patent Application
High accuracy timepiece
- Publication number 20030063526
- Publication date Apr 3, 2003
- Seiko Instruments Inc.
- Hiroyuki Masaki
- G04 - HOROLOGY
Information Patent Application
Timer circuit
- Publication number 20020167361
- Publication date Nov 14, 2002
- Kouzou Ichimaru
- G04 - HOROLOGY

the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for testing the rate of a quartz watch

Time base including an oscillator, a frequency divider circuit and...

Apparatus for frequency compensation using two counters

Temperature compensated timing signal generator

Temperature compensated timing signal generator

Frequency corrector and clocking apparatus using the same

Low-power oscillator

Counter-based resonator frequency compensation

Method of correcting a real-time clock of an electronic apparatus

High accuracy timepiece

Electronic apparatus, external adjustment device for the same, and...

Low power timer circuit having stable output frequency

High accuracy timepiece

Clock or watch having accuracy-improving function

Method and apparatus for real time clock frequency error correction

Self-correcting watch

Method for adjusting the rate of a horological module by means of f...

Standard frequency and timing generator and generation method thereof

Logical delaying/advancing circuit used

High accuracy low power GPS time source

Method and apparatus for generating a clock signal which is compens...

Timepiece receptive of a broadcast time-signal for correcting a tim...

Timer with a compensation value to increment or decrement a count v...

Self correcting time base for inaccurate oscillators

Electronic timepiece

Programming arrangement for a non-volatile memory for a timepiece

Electronic timekeeping apparatus with temperature compensation and...

Electronic timepiece

Electronic timepiece

Temperature measuring system

Patents Applicationslast 30 patents

APPARATUS AND METHODS FOR FREQUENCY COMPENSATION USING TWO COUNTERS

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

LOW-POWER OSCILLATOR

FREQUENCY CORRECTOR AND CLOCKING APPARATUS USING THE SAME

Method and apparatus for frequency correcting a periodic signal

Method of correcting a real-time clock of an electronic apparatus

High accuracy timepiece

Timer circuit