DE60319904D1 - Ein numerisch gesteuerter Oszillator (NCO) zur Erzeugung von Frequenzen mit rationalem Teilervehältnis - Google Patents

Ein numerisch gesteuerter Oszillator (NCO) zur Erzeugung von Frequenzen mit rationalem Teilervehältnis

Info

Publication number
DE60319904D1
DE60319904D1 DE60319904T DE60319904T DE60319904D1 DE 60319904 D1 DE60319904 D1 DE 60319904D1 DE 60319904 T DE60319904 T DE 60319904T DE 60319904 T DE60319904 T DE 60319904T DE 60319904 D1 DE60319904 D1 DE 60319904D1
Authority
DE
Germany
Prior art keywords
nco
controlled oscillator
numerically controlled
rational division
division frequencies
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 - Lifetime
Application number
DE60319904T
Other languages
English (en)
Other versions
DE60319904T2 (de
Inventor
Brian Schoner
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.)
Broadcom Corp
Original Assignee
Broadcom Corp
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 Broadcom Corp filed Critical Broadcom Corp
Application granted granted Critical
Publication of DE60319904D1 publication Critical patent/DE60319904D1/de
Publication of DE60319904T2 publication Critical patent/DE60319904T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/08—Clock generators with changeable or programmable clock frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DE60319904T 2002-04-26 2003-04-25 Ein numerisch gesteuerter Oszillator (NCO) zur Erzeugung von Frequenzen mit rationalem Teilervehältnis Expired - Lifetime DE60319904T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US133461 2002-04-26
US10/133,461 US6954114B2 (en) 2002-04-26 2002-04-26 NCO with rational frequency and normalized phase

Publications (2)

Publication Number Publication Date
DE60319904D1 true DE60319904D1 (de) 2008-05-08
DE60319904T2 DE60319904T2 (de) 2009-04-09

Family

ID=28791017

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60319904T Expired - Lifetime DE60319904T2 (de) 2002-04-26 2003-04-25 Ein numerisch gesteuerter Oszillator (NCO) zur Erzeugung von Frequenzen mit rationalem Teilervehältnis

Country Status (3)

Country Link
US (1) US6954114B2 (de)
EP (1) EP1357460B1 (de)
DE (1) DE60319904T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7262645B2 (en) * 2002-12-19 2007-08-28 Broadcom Corporation System and method for adjusting the phase of a frequency-locked clock
JP2007520138A (ja) * 2004-01-28 2007-07-19 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 累積的な丸め誤差による振幅変化を補償する複素乗算を使用する自走式数値制御発振器
US7599462B2 (en) * 2006-09-25 2009-10-06 Cirrus Logic, Inc. Hybrid analog/digital phase-lock loop with high-level event synchronization
US7680236B1 (en) 2006-09-25 2010-03-16 Cirrus Logic, Inc. Hybrid analog/digital phase-lock loop for low-jitter synchronization
US7830951B2 (en) * 2007-03-30 2010-11-09 Sirf Technology Holdings, Inc. Efficient and flexible numerical controlled oscillators for navigational receivers
US9048846B2 (en) 2008-08-29 2015-06-02 Intel Mobile Communications, Gmbh Device having digitally controlled oscillator
US8271568B2 (en) 2008-08-29 2012-09-18 Infineon Technologies Ag Digital filter
US8076977B2 (en) * 2008-08-29 2011-12-13 Infineon Technologies Ag Device having digitally controlled oscillator
US8510589B2 (en) * 2008-08-29 2013-08-13 Intel Mobile Communications GmbH Apparatus and method using first and second clocks
US9632526B2 (en) * 2012-11-26 2017-04-25 Microchip Technology Incorporated Microcontroller with digital clock source
BR112017019570A2 (pt) 2015-04-08 2018-05-02 Halliburton Energy Services Inc sistema e método

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2671246B1 (fr) * 1990-12-27 1993-04-16 Erfatec Synthetiseur de frequence a resolution fractionnaire et programmable et son application a la synthese de frequences elevees.
GB2262006B (en) * 1991-11-30 1995-06-21 Technophone Ltd Digital radio modulator
US5371765A (en) * 1992-07-10 1994-12-06 Hewlett-Packard Company Binary phase accumulator for decimal frequency synthesis
US5504785A (en) * 1993-05-28 1996-04-02 Tv/Com Technologies, Inc. Digital receiver for variable symbol rate communications
US5521534A (en) * 1995-06-21 1996-05-28 Dsc Communications Corporation Numerically controlled oscillator for generating a digitally represented sine wave output signal
EP0788237A4 (de) * 1995-08-03 1998-11-25 Anritsu Corp Frequenzteiler mit rationalem teilerverhältnis und frequenzsynthetisierer damit
US5673212A (en) * 1995-09-01 1997-09-30 Motorola, Inc. Method and apparatus for numerically controlled oscillator with partitioned phase accumulator
US5748677A (en) * 1996-01-16 1998-05-05 Kumar; Derek D. Reference signal communication method and system
DE19608666A1 (de) * 1996-03-06 1997-09-11 Bosch Gmbh Robert Verfahren und Anordnung zur Ableitung von mehreren Taktsignalen

Also Published As

Publication number Publication date
EP1357460B1 (de) 2008-03-26
US20030201840A1 (en) 2003-10-30
EP1357460A3 (de) 2006-03-08
EP1357460A2 (de) 2003-10-29
US6954114B2 (en) 2005-10-11
DE60319904T2 (de) 2009-04-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOSCH JEHLE PATENTANWALTSGESELLSCHAFT MBH, 80639 M