FR2820254B1 - Division fractionnelle de frequence d'un signal numerique - Google Patents

Division fractionnelle de frequence d'un signal numerique

Info

Publication number
FR2820254B1
FR2820254B1 FR0101335A FR0101335A FR2820254B1 FR 2820254 B1 FR2820254 B1 FR 2820254B1 FR 0101335 A FR0101335 A FR 0101335A FR 0101335 A FR0101335 A FR 0101335A FR 2820254 B1 FR2820254 B1 FR 2820254B1
Authority
FR
France
Prior art keywords
digital signal
frequency division
fractional frequency
fractional
division
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR0101335A
Other languages
English (en)
Other versions
FR2820254A1 (fr
Inventor
Frederic Poullet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dolphin Integration SA
Original Assignee
Dolphin Integration SA
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 Dolphin Integration SA filed Critical Dolphin Integration SA
Priority to FR0101335A priority Critical patent/FR2820254B1/fr
Priority to JP2002022305A priority patent/JP2002305440A/ja
Priority to US10/062,822 priority patent/US6552585B2/en
Publication of FR2820254A1 publication Critical patent/FR2820254A1/fr
Application granted granted Critical
Publication of FR2820254B1 publication Critical patent/FR2820254B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H03K23/68—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a base which is a non-integer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/68—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using pulse rate multipliers or dividers pulse rate multipliers or dividers per se

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
FR0101335A 2001-01-31 2001-01-31 Division fractionnelle de frequence d'un signal numerique Expired - Fee Related FR2820254B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0101335A FR2820254B1 (fr) 2001-01-31 2001-01-31 Division fractionnelle de frequence d'un signal numerique
JP2002022305A JP2002305440A (ja) 2001-01-31 2002-01-30 デジタル信号の分周方法及び分周器
US10/062,822 US6552585B2 (en) 2001-01-31 2002-01-31 Fractional frequency division of a digital signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0101335A FR2820254B1 (fr) 2001-01-31 2001-01-31 Division fractionnelle de frequence d'un signal numerique

Publications (2)

Publication Number Publication Date
FR2820254A1 FR2820254A1 (fr) 2002-08-02
FR2820254B1 true FR2820254B1 (fr) 2003-05-09

Family

ID=8859481

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0101335A Expired - Fee Related FR2820254B1 (fr) 2001-01-31 2001-01-31 Division fractionnelle de frequence d'un signal numerique

Country Status (3)

Country Link
US (1) US6552585B2 (fr)
JP (1) JP2002305440A (fr)
FR (1) FR2820254B1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7092174B2 (en) * 2001-05-18 2006-08-15 Konica Corporation Image pickup lens, image pickup apparatus and method for forming image pickup lens
US7180339B2 (en) 2004-04-26 2007-02-20 Analog Devices, Inc. Synthesizer and method for generating an output signal that has a desired period
US7551016B2 (en) * 2005-02-04 2009-06-23 Atmel Corporation Programmable clock generator apparatus, systems, and methods
US8099719B2 (en) * 2007-06-19 2012-01-17 Microsoft Corporation Transactional debugger for a transactional memory system and detecting conflicts
US8085070B2 (en) * 2007-12-20 2011-12-27 Integrated Device Technology Inc. Overclocking with phase selection
JP5169601B2 (ja) * 2008-08-06 2013-03-27 富士通株式会社 分周装置
US7898353B2 (en) * 2009-05-15 2011-03-01 Freescale Semiconductor, Inc. Clock conditioning circuit
WO2022114685A1 (fr) * 2020-11-24 2022-06-02 엘지전자 주식회사 Appareil de distribution d'horloge, ainsi qu'appareil de traitement de signal et appareil d'affichage d'image le comprenant

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573176A (en) * 1983-11-18 1986-02-25 Rca Corporation Fractional frequency divider
WO1990006017A1 (fr) * 1988-11-07 1990-05-31 Level One Communications, Inc. Multiplicateur de frequence avec diviseur de reaction non entier
FR2666706B1 (fr) * 1990-09-12 1993-08-06 Sgs Thomson Microelectronics Compteur/divisdeur rapide et application a un compteur avaleur.
US5970110A (en) * 1998-01-09 1999-10-19 Neomagic Corp. Precise, low-jitter fractional divider using counter of rotating clock phases
US6310498B1 (en) * 1998-12-09 2001-10-30 Agere Systems Guardian Corp. Digital phase selection circuitry and method for reducing jitter
US6127863A (en) * 1999-03-31 2000-10-03 Cisco Systems, Inc. Efficient fractional divider

Also Published As

Publication number Publication date
JP2002305440A (ja) 2002-10-18
US6552585B2 (en) 2003-04-22
FR2820254A1 (fr) 2002-08-02
US20020101955A1 (en) 2002-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100930