DE60309772D1 - Analoge Implementierung von Spreizspektrumfrequenzmodulation in einem programmierbaren Phasenregelkreis - Google Patents

Analoge Implementierung von Spreizspektrumfrequenzmodulation in einem programmierbaren Phasenregelkreis

Info

Publication number
DE60309772D1
DE60309772D1 DE60309772T DE60309772T DE60309772D1 DE 60309772 D1 DE60309772 D1 DE 60309772D1 DE 60309772 T DE60309772 T DE 60309772T DE 60309772 T DE60309772 T DE 60309772T DE 60309772 D1 DE60309772 D1 DE 60309772D1
Authority
DE
Germany
Prior art keywords
locked loop
spread spectrum
frequency modulation
phase locked
spectrum frequency
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
DE60309772T
Other languages
English (en)
Other versions
DE60309772T2 (de
Inventor
Gregory W Starr
Wanli Chang
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.)
Altera Corp
Original Assignee
Altera 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=29215716&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60309772(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Altera Corp filed Critical Altera Corp
Application granted granted Critical
Publication of DE60309772D1 publication Critical patent/DE60309772D1/de
Publication of DE60309772T2 publication Critical patent/DE60309772T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H03L7/0895—Details of the current generators
    • H03L7/0896—Details of the current generators the current generators being controlled by differential up-down pulses
    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H03L7/0895—Details of the current generators
    • H03L7/0898—Details of the current generators the source or sink current values being variable
    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/093—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using special filtering or amplification characteristics in the loop
    • 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
    • H03L7/1803—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 the counter or frequency divider being connected to a cycle or pulse swallowing circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/80—Simultaneous conversion using weighted impedances
    • H03M1/808—Simultaneous conversion using weighted impedances using resistors
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
DE60309772T 2002-05-03 2003-05-02 Analoge Implementierung von Spreizspektrumfrequenzmodulation in einem programmierbaren Phasenregelkreis Expired - Lifetime DE60309772T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/138,461 US6798302B2 (en) 2001-05-06 2002-05-03 Analog implementation of spread spectrum frequency modulation in a programmable phase locked loop (PLL) system
US138461 2002-05-03

Publications (2)

Publication Number Publication Date
DE60309772D1 true DE60309772D1 (de) 2007-01-04
DE60309772T2 DE60309772T2 (de) 2007-09-13

Family

ID=29215716

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60309772T Expired - Lifetime DE60309772T2 (de) 2002-05-03 2003-05-02 Analoge Implementierung von Spreizspektrumfrequenzmodulation in einem programmierbaren Phasenregelkreis

Country Status (4)

Country Link
US (2) US6798302B2 (de)
EP (1) EP1359670B1 (de)
JP (1) JP4261975B2 (de)
DE (1) DE60309772T2 (de)

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JP4364621B2 (ja) * 2003-12-04 2009-11-18 富士通マイクロエレクトロニクス株式会社 クロックジェネレータ
US7236045B2 (en) * 2005-01-21 2007-06-26 Intel Corporation Bias generator for body bias
US20070014556A1 (en) * 2005-07-15 2007-01-18 Truls Persson Communications devices including integrated digital cameras operating at different frequencies and related methods
US20070168085A1 (en) * 2005-11-18 2007-07-19 Guilford John H Systems and method for adaptively adjusting a control loop
US7498871B2 (en) 2006-04-19 2009-03-03 Sony Ericsson Mobile Communications Ab Spectrum spreaders including tunable filters and related devices and methods
JP4495695B2 (ja) * 2006-06-09 2010-07-07 ザインエレクトロニクス株式会社 発振回路
KR100798768B1 (ko) * 2006-06-29 2008-01-29 주식회사 하이닉스반도체 최적화된 저역통과여파기를 갖는 ｐｌｌ회로
US7696829B2 (en) * 2006-09-21 2010-04-13 Infineon Technologies Ag Frequency synthesizer and method
JP5022445B2 (ja) * 2007-11-02 2012-09-12 パナソニック株式会社 スペクトラム拡散クロック発生装置
TWI356590B (en) * 2008-06-06 2012-01-11 Niko Semiconductor Co Ltd Frequency jitter generation circuit
TWI419467B (zh) * 2009-09-25 2013-12-11 Novatek Microelectronics Corp 頻率產生裝置
US8981858B1 (en) 2011-12-30 2015-03-17 Cypress Semiconductor Corporation Spread spectrum oscillator
US9702763B2 (en) 2013-06-17 2017-07-11 Taiwan Semiconductor Manufacturing Company, Ltd. Thermal sensor
US9354124B2 (en) * 2013-06-17 2016-05-31 Taiwan Semiconductor Manufacturing Company, Ltd. Temperature/voltage detection circuit
US9362894B1 (en) * 2015-05-04 2016-06-07 Freescale Semiconductor, Inc. Clock generator circuit
TWI727845B (zh) * 2020-07-03 2021-05-11 華邦電子股份有限公司 延遲鎖相迴路及其相位鎖定方法

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Also Published As

Publication number Publication date
US6798302B2 (en) 2004-09-28
US20050030114A1 (en) 2005-02-10
JP2004007642A (ja) 2004-01-08
DE60309772T2 (de) 2007-09-13
EP1359670A1 (de) 2003-11-05
EP1359670B1 (de) 2006-11-22
JP4261975B2 (ja) 2009-05-13
US7015764B2 (en) 2006-03-21
US20030160641A1 (en) 2003-08-28

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