ATE375626T1 - Frequenzteiler mit veränderlicher teilungsrate - Google Patents

Frequenzteiler mit veränderlicher teilungsrate

Info

Publication number
ATE375626T1
ATE375626T1 AT04716531T AT04716531T ATE375626T1 AT E375626 T1 ATE375626 T1 AT E375626T1 AT 04716531 T AT04716531 T AT 04716531T AT 04716531 T AT04716531 T AT 04716531T AT E375626 T1 ATE375626 T1 AT E375626T1
Authority
AT
Austria
Prior art keywords
frequency divider
division rate
variable division
inverter
cells
Prior art date
Application number
AT04716531T
Other languages
English (en)
Inventor
David Ruffieux
Original Assignee
Suisse Electronique Microtech
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 Suisse Electronique Microtech filed Critical Suisse Electronique Microtech
Application granted granted Critical
Publication of ATE375626T1 publication Critical patent/ATE375626T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/64—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two
    • H03K23/66—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses
    • H03K23/667—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses by switching the base during a counting cycle
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/40—Gating or clocking signals applied to all stages, i.e. synchronous counters
    • H03K23/50—Gating or clocking signals applied to all stages, i.e. synchronous counters using bi-stable regenerative trigger circuits
    • H03K23/54—Ring counters, i.e. feedback shift register counters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/193—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number the frequency divider/counter comprising a commutable pre-divider, e.g. a two modulus divider

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Eye Examination Apparatus (AREA)
  • Transmitters (AREA)
  • Electric Clocks (AREA)
  • Inverter Devices (AREA)
AT04716531T 2003-03-18 2004-03-03 Frequenzteiler mit veränderlicher teilungsrate ATE375626T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0303300A FR2852749B1 (fr) 2003-03-18 2003-03-18 Diviseur de frequence a taux de division variable

Publications (1)

Publication Number Publication Date
ATE375626T1 true ATE375626T1 (de) 2007-10-15

Family

ID=32922255

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04716531T ATE375626T1 (de) 2003-03-18 2004-03-03 Frequenzteiler mit veränderlicher teilungsrate

Country Status (6)

Country Link
US (1) US20060087350A1 (de)
EP (1) EP1606880B1 (de)
AT (1) ATE375626T1 (de)
DE (1) DE602004009423T2 (de)
FR (1) FR2852749B1 (de)
WO (1) WO2004084411A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7167685B2 (en) * 2004-06-30 2007-01-23 Nokia Corporation Frequency division
US20090167373A1 (en) * 2005-06-30 2009-07-02 Nxp B.V. Multi-phase frequency divider
JP2010258642A (ja) * 2009-04-23 2010-11-11 Renesas Electronics Corp フリップフロップ回路及びそれを備えたプリスケーラ回路
US8344765B2 (en) * 2009-07-16 2013-01-01 Qualcomm, Incorporated Frequency divider with a configurable dividing ratio
US9018987B1 (en) * 2013-11-26 2015-04-28 Stmicroelectronics International N.V. Current reused stacked ring oscillator and injection locked divider, injection locked multiplier
GB2564915B (en) * 2017-07-26 2021-03-03 Cirrus Logic Int Semiconductor Ltd Frequency-divider circuitry
US11106236B2 (en) * 2019-07-23 2021-08-31 Texas Instruments Incorporated High speed multi moduli CMOS clock divider
US11342927B1 (en) * 2021-06-28 2022-05-24 Qualcomm Incorporated Ring oscillator based frequency divider
CN115149943B (zh) * 2022-08-31 2022-11-22 上海韬润半导体有限公司 分频电路

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1373626A (en) * 1970-11-27 1974-11-13 Smiths Industries Ltd Electrical dividing circuits
JPS4963371A (de) * 1972-10-19 1974-06-19
JPS50147883A (de) * 1974-05-20 1975-11-27
JPS584492B2 (ja) * 1974-07-08 1983-01-26 セイコーエプソン株式会社 ダイナミツクブンシユウカイロ
JPS5829661B2 (ja) * 1975-09-12 1983-06-24 株式会社東芝 シユウハスウブンシユウカイロ
US4395774A (en) * 1981-01-12 1983-07-26 National Semiconductor Corporation Low power CMOS frequency divider
US5416446A (en) * 1992-12-08 1995-05-16 At&T Corp. Digital programmable frequency generator
JP2830735B2 (ja) * 1994-04-19 1998-12-02 日本電気株式会社 位相同期型タイミング発生回路
TW575196U (en) * 1996-09-24 2004-02-01 Toshiba Electronic Eng Liquid crystal display device
US5801934A (en) * 1996-12-12 1998-09-01 Cypress Semiconductor Corp. Charge pump with reduced power consumption

Also Published As

Publication number Publication date
US20060087350A1 (en) 2006-04-27
FR2852749A1 (fr) 2004-09-24
WO2004084411A8 (fr) 2005-12-01
EP1606880B1 (de) 2007-10-10
FR2852749B1 (fr) 2005-07-15
WO2004084411A1 (fr) 2004-09-30
DE602004009423T2 (de) 2008-07-24
EP1606880A1 (de) 2005-12-21
DE602004009423D1 (de) 2007-11-22

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Legal Events

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