FR2671442B1 - Synthetiseur de frequence a boucle d'asservissement de phase, presentant une certaine tolerance vis-a-vis des variations des parametres de ses composants. - Google Patents

Synthetiseur de frequence a boucle d'asservissement de phase, presentant une certaine tolerance vis-a-vis des variations des parametres de ses composants.

Info

Publication number
FR2671442B1
FR2671442B1 FR9115551A FR9115551A FR2671442B1 FR 2671442 B1 FR2671442 B1 FR 2671442B1 FR 9115551 A FR9115551 A FR 9115551A FR 9115551 A FR9115551 A FR 9115551A FR 2671442 B1 FR2671442 B1 FR 2671442B1
Authority
FR
France
Prior art keywords
tolerance
parameters
variations
respect
components
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
FR9115551A
Other languages
English (en)
Other versions
FR2671442A1 (fr
Inventor
Alexander W. Hietala
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of FR2671442A1 publication Critical patent/FR2671442A1/fr
Application granted granted Critical
Publication of FR2671442B1 publication Critical patent/FR2671442B1/fr
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
    • H03L7/16—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
    • 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
    • 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
FR9115551A 1990-12-14 1991-12-13 Synthetiseur de frequence a boucle d'asservissement de phase, presentant une certaine tolerance vis-a-vis des variations des parametres de ses composants. Expired - Lifetime FR2671442B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/628,533 US5055803A (en) 1990-12-14 1990-12-14 Parameter tolerant PLL synthesizer

Publications (2)

Publication Number Publication Date
FR2671442A1 FR2671442A1 (fr) 1992-07-10
FR2671442B1 true FR2671442B1 (fr) 1994-02-25

Family

ID=24519292

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9115551A Expired - Lifetime FR2671442B1 (fr) 1990-12-14 1991-12-13 Synthetiseur de frequence a boucle d'asservissement de phase, presentant une certaine tolerance vis-a-vis des variations des parametres de ses composants.

Country Status (10)

Country Link
US (1) US5055803A (fr)
JP (1) JP2844390B2 (fr)
AU (1) AU639850B2 (fr)
BR (1) BR9106204A (fr)
CA (1) CA2071524C (fr)
DE (2) DE4193102T (fr)
FR (1) FR2671442B1 (fr)
GB (1) GB2256984B (fr)
IT (1) IT1250978B (fr)
WO (1) WO1992010879A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2879763B2 (ja) * 1989-06-27 1999-04-05 ソニー株式会社 Ｐｌｌのチャージポンプ回路
US5144156A (en) * 1990-06-15 1992-09-01 Seiko Epson Corporation Phase synchronizing circuit with feedback to control charge pump
US5371480A (en) * 1992-12-04 1994-12-06 Telefonaktiebolaget L M Ericsson Step controlled signal generator
JPH09252249A (ja) * 1996-03-15 1997-09-22 Hitachi Ltd Ｐｌｌ周波数シンセサイザ
US6659295B1 (en) * 1999-03-26 2003-12-09 L&P Property Management Company Adjustable shelving/display system
US6420917B1 (en) 1999-10-01 2002-07-16 Ericsson Inc. PLL loop filter with switched-capacitor resistor
JP3613787B2 (ja) * 1999-10-18 2005-01-26 日本プレシジョン・サーキッツ株式会社 自己変調型クロック発生回路
FI114886B (fi) * 2001-06-29 2005-01-14 Nokia Corp Menetelmä ja laite taajuussyntetisaattorin tehokkuuden parantamiseksi
EP1734655A1 (fr) * 2004-03-26 2006-12-20 Matsushita Electric Industrial Co., Ltd. Filtre de condensateur commut et systeme d'alimentation en retour
FR2875972B1 (fr) * 2004-09-30 2006-12-15 St Microelectronics Sa Synthetiseur de frequence a pll
US8248123B2 (en) * 2009-10-29 2012-08-21 Stmicroelectronics Design & Application Gmbh Loop filter

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3740671A (en) * 1972-04-06 1973-06-19 Nasa Filter for third-order phase-locked loops
US4352074A (en) * 1980-02-01 1982-09-28 Westinghouse Electric Corp. Phase-locked loop filter
US4516083A (en) * 1982-05-14 1985-05-07 Motorola, Inc. Fast lock PLL having out of lock detector control of loop filter and divider
US4506232A (en) * 1982-07-19 1985-03-19 Rockwell International Corporation Third order PLL with increased high frequency gain
US4546329A (en) * 1982-09-27 1985-10-08 Motorola, Inc. Frequency synthesizers adaptive loop filter with compensation for transients
US4559505A (en) * 1983-01-04 1985-12-17 Motorola, Inc. Frequency synthesizer with improved priority channel switching
US4855689A (en) * 1987-02-13 1989-08-08 Hughes Aircraft Company Phase lock loop with switchable filter for acquisition and tracking modes
DE3725732C1 (en) * 1987-08-04 1988-12-08 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De PLL with variable oscillator - has control circuit with filter using low cut=off amplifier to attenuate phase noise
US4885553A (en) * 1988-11-30 1989-12-05 Motorola, Inc. Continuously adaptive phase locked loop synthesizer
US4952889A (en) * 1989-04-28 1990-08-28 Motorola, Inc. Loop filter modulated synthesizer

Also Published As

Publication number Publication date
AU9148491A (en) 1992-07-08
GB2256984A (en) 1992-12-23
ITRM910930A1 (it) 1993-06-11
GB9217114D0 (en) 1992-10-14
FR2671442A1 (fr) 1992-07-10
GB2256984B (en) 1995-04-19
DE4193102C2 (de) 1997-12-18
IT1250978B (it) 1995-04-24
JPH05505085A (ja) 1993-07-29
JP2844390B2 (ja) 1999-01-06
BR9106204A (pt) 1993-03-23
CA2071524C (fr) 1996-10-22
US5055803A (en) 1991-10-08
CA2071524A1 (fr) 1992-06-15
ITRM910930A0 (it) 1991-12-11
DE4193102T (fr) 1992-12-10
AU639850B2 (en) 1993-08-05
WO1992010879A1 (fr) 1992-06-25

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