CH618832GA3 - - Google Patents
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- Publication number
- CH618832GA3 CH618832GA3 CH107377A CH107377A CH618832GA3 CH 618832G A3 CH618832G A3 CH 618832GA3 CH 107377 A CH107377 A CH 107377A CH 107377 A CH107377 A CH 107377A CH 618832G A3 CH618832G A3 CH 618832GA3
- Authority
- CH
- Switzerland
- Prior art keywords
- frequency divider
- compactness
- subtracting
- oscillator
- ease
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G3/00—Producing timing pulses
- G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
- G04G3/022—Circuits for deriving low frequency timing pulses from pulses of higher frequency the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Electric Clocks (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
PURPOSE:To provide for ease of manufacture as well as compactness. This is done by frequency correction achieved by subtracting the clock pulse of the oscillator's frequency divider and adding this to another frequency divider's output.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP813576A JPS5291471A (en) | 1976-01-28 | 1976-01-28 | Clock pulse generator |
Publications (2)
Publication Number | Publication Date |
---|---|
CH618832B CH618832B (en) | |
CH618832GA3 true CH618832GA3 (en) | 1980-08-29 |
Family
ID=11684836
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH107377A CH618832B (en) | 1976-01-28 | 1977-01-28 | DEVICE FOR GENERATING CLOCK PULSES. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4101838A (en) |
JP (1) | JPS5291471A (en) |
CH (1) | CH618832B (en) |
GB (1) | GB1569944A (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5945261B2 (en) * | 1977-06-21 | 1984-11-05 | シチズン時計株式会社 | Digital frequency adjustment circuit |
JPS5481873A (en) * | 1977-12-12 | 1979-06-29 | Seiko Instr & Electronics Ltd | Electronic watch |
CH621460B (en) * | 1977-12-23 | Ebauches Electroniques Sa | ELECTRONIC WATCHMAKING PART WITH ELECTROACOUSTIC TRANSDUCER. | |
CH616551B (en) * | 1978-04-26 | Ebauches Electroniques Sa | ELECTRONIC WATCH PART WITH BAROMETRIC INDICATOR. | |
US4208639A (en) * | 1978-06-16 | 1980-06-17 | Solid State Scientific Inc. | Constant current source stabilized semiconductor oscillator |
US4282594A (en) * | 1978-12-27 | 1981-08-04 | Citizen Watch Company Limited | Electronic timepiece |
JPS55129789A (en) * | 1979-03-29 | 1980-10-07 | Seiko Epson Corp | Electronic watch |
US4344036A (en) * | 1980-01-24 | 1982-08-10 | Burroughs Corporation | Skip count clock generator |
US4407589A (en) * | 1981-02-13 | 1983-10-04 | Davidson John R | Error correction method and apparatus for electronic timepieces |
DE3135228C2 (en) * | 1981-09-05 | 1984-12-13 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Circuit arrangement for adjusting a pulse frequency of a quartz-controlled clock |
GB2111269B (en) * | 1981-11-25 | 1986-04-09 | Plessey Co Plc | Adjustable ratio divider |
DE3213801A1 (en) * | 1982-04-15 | 1983-10-27 | Alfred Teves Gmbh, 6000 Frankfurt | METHOD AND DEVICE FOR GENERATING NUMBER VALUES PROPORTIONAL TO THE FREQUENCY OF THE MEASURING PULSE OF A MEASURING PULSE SEQUENCE |
US4573175A (en) * | 1983-09-12 | 1986-02-25 | Case Communications Inc. | Variable digital frequency generator with value storage |
US4556984A (en) * | 1983-12-27 | 1985-12-03 | Motorola, Inc. | Frequency multiplier/divider apparatus and method |
JPS61186023A (en) * | 1985-02-13 | 1986-08-19 | Sharp Corp | Clock generating circuit |
DE3562684D1 (en) * | 1985-05-18 | 1988-06-16 | Itt Ind Gmbh Deutsche | Frequency division circuit for non-integer divisors after the manner of a rate multiplier |
US4658406A (en) * | 1985-08-12 | 1987-04-14 | Andreas Pappas | Digital frequency divider or synthesizer and applications thereof |
US4780896A (en) * | 1987-02-09 | 1988-10-25 | Siemens Transmission Systems, Inc. | High speed digital counter slip control circuit |
US4918403A (en) * | 1988-06-03 | 1990-04-17 | Motorola, Inc. | Frequency synthesizer with spur compensation |
US4816774A (en) * | 1988-06-03 | 1989-03-28 | Motorola, Inc. | Frequency synthesizer with spur compensation |
US4972446A (en) * | 1989-08-14 | 1990-11-20 | Delco Electronics Corporation | Voltage controlled oscillator using dual modulus divider |
US5077686A (en) * | 1990-01-31 | 1991-12-31 | Stardent Computer | Clock generator for a computer system |
US5048065A (en) * | 1990-03-12 | 1991-09-10 | Westinghouse Electric Corp. | Method and circuit for controlling the frequency of an electronic inverter |
US5375105A (en) * | 1993-07-20 | 1994-12-20 | Borowski; Raymond J. | Timekeeping rate regulator for crystal controlled watches and clocks |
JP3066724B2 (en) * | 1995-10-30 | 2000-07-17 | セイコーインスツルメンツ株式会社 | Logic circuit and electronic equipment with logic circuit |
CA2270709A1 (en) | 1998-05-08 | 1999-01-04 | Scott Gammon | Panel construction and connection system |
US6616328B1 (en) * | 1999-10-26 | 2003-09-09 | Seiko Instruments Inc. | High accuracy timepiece |
US6138246A (en) * | 1998-12-31 | 2000-10-24 | Ericsson Inc. | Dual clock signal generating circuit |
JP4006871B2 (en) * | 1999-02-25 | 2007-11-14 | 株式会社デンソー | Serial communication device |
JP5244320B2 (en) * | 2007-01-16 | 2013-07-24 | 株式会社東芝 | Clock generation apparatus and method |
EP2738629A1 (en) * | 2012-11-30 | 2014-06-04 | EM Microelectronic-Marin SA | High-precision electronic clock movement and method for adjusting a time base |
RU2693595C1 (en) * | 2018-03-15 | 2019-07-03 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Юго-Западный государственный университет" (ЮЗГУ) | Method of phase referencing generated pulse train to external trigger pulse |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3192478A (en) * | 1962-10-26 | 1965-06-29 | Beckman Instruments Inc | Bidirectional counter adapted for receiving plural simultaneous input signals |
US3729623A (en) * | 1971-01-11 | 1973-04-24 | Gen Electric | Method for the selective multiplication and division of a pulse train and a multiply/divide circuit therefor |
JPS5031864A (en) * | 1973-07-20 | 1975-03-28 | ||
JPS561823B2 (en) * | 1973-12-30 | 1981-01-16 | ||
JPS5614007B2 (en) * | 1974-08-19 | 1981-04-01 | ||
JPS5747434B2 (en) * | 1975-01-31 | 1982-10-08 |
-
1976
- 1976-01-28 JP JP813576A patent/JPS5291471A/en active Pending
-
1977
- 1977-01-26 US US05/762,714 patent/US4101838A/en not_active Expired - Lifetime
- 1977-01-27 GB GB3327/77A patent/GB1569944A/en not_active Expired
- 1977-01-28 CH CH107377A patent/CH618832B/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPS5291471A (en) | 1977-08-01 |
CH618832B (en) | |
GB1569944A (en) | 1980-06-25 |
US4101838A (en) | 1978-07-18 |
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