NO304914B1 - FaselÕst sl°yfe med styrbart filter - Google Patents

FaselÕst sl°yfe med styrbart filter

Info

Publication number
NO304914B1
NO304914B1 NO933495A NO933495A NO304914B1 NO 304914 B1 NO304914 B1 NO 304914B1 NO 933495 A NO933495 A NO 933495A NO 933495 A NO933495 A NO 933495A NO 304914 B1 NO304914 B1 NO 304914B1
Authority
NO
Norway
Prior art keywords
bandwidth
loop
control loop
filter
amplifying units
Prior art date
Application number
NO933495A
Other languages
English (en)
Other versions
NO933495D0 (no
NO933495L (no
Inventor
Dietrich Gilg
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NO933495D0 publication Critical patent/NO933495D0/no
Publication of NO933495L publication Critical patent/NO933495L/no
Publication of NO304914B1 publication Critical patent/NO304914B1/no

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
    • H03L7/093—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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
    • H03L7/1075—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth by changing characteristics of the loop filter, e.g. changing the gain, changing the bandwidth
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/04—Modifications for maintaining constant the phase-locked loop damping factor when other loop parameters change

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Networks Using Active Elements (AREA)
  • Filters And Equalizers (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
NO933495A 1992-10-02 1993-09-30 FaselÕst sl°yfe med styrbart filter NO304914B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH308792 1992-10-02

Publications (3)

Publication Number Publication Date
NO933495D0 NO933495D0 (no) 1993-09-30
NO933495L NO933495L (no) 1994-04-05
NO304914B1 true NO304914B1 (no) 1999-03-01

Family

ID=4248337

Family Applications (1)

Application Number Title Priority Date Filing Date
NO933495A NO304914B1 (no) 1992-10-02 1993-09-30 FaselÕst sl°yfe med styrbart filter

Country Status (4)

Country Link
EP (1) EP0590323B1 (no)
AT (1) ATE180931T1 (no)
DE (1) DE59309625D1 (no)
NO (1) NO304914B1 (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU724131B2 (en) * 1995-10-20 2000-09-14 Telefonaktiebolaget Lm Ericsson (Publ) Phase locked loop
SE517602C2 (sv) 1995-10-20 2002-06-25 Ericsson Telefon Ab L M Fastlåst loop
JP2891149B2 (ja) * 1995-11-20 1999-05-17 日本電気株式会社 位相制御ループ方式
US6072842A (en) * 1996-11-21 2000-06-06 Dsp Group, Inc. Carrier-recovery loop with stored initialization in a radio receiver
US6018556A (en) 1996-11-21 2000-01-25 Dsp Group, Inc. Programmable loop filter for carrier recovery in a radio receiver
JP2000278124A (ja) * 1999-03-26 2000-10-06 Sanyo Electric Co Ltd Ｐｌｌ回路
US6590426B2 (en) 2000-07-10 2003-07-08 Silicon Laboratories, Inc. Digital phase detector circuit and method therefor
US7409028B2 (en) 2000-12-22 2008-08-05 Ericsson Inc. Clock synchronization in a communications environment
US7145399B2 (en) 2002-06-19 2006-12-05 Texas Instruments Incorporated Type-II all-digital phase-locked loop (PLL)
DE102004035257B3 (de) * 2004-07-21 2006-02-09 Siemens Ag Schaltungsanordnung und Verfahren eines elektronischen Reglers
TWI478500B (zh) 2009-09-23 2015-03-21 Richwave Technology Corp 數位鎖相迴路、頻率調整方法和整合式接收器
CN105978558B (zh) * 2009-11-10 2021-06-18 立积电子股份有限公司 数字锁相回路、频率调整方法和整合式接收器
CN113131888B (zh) * 2020-01-10 2024-05-24 微龛(广州)半导体有限公司 带宽可调的放大器电路、方法、介质、终端和光接收机

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4598257A (en) * 1983-05-31 1986-07-01 Siemens Corporate Research & Support, Inc. Clock pulse signal generator system
JPS6273818A (ja) * 1985-09-27 1987-04-04 Toshiba Audio Video Eng Corp デジタルｐｌｌ装置
US4912434A (en) * 1989-02-27 1990-03-27 Honeywell Inc. Digital control for analog phase locked loop
US5121085A (en) * 1991-06-28 1992-06-09 Digital Equipment Corporation Dual-charge-pump bandwidth-switched phase-locked loop
US5268655A (en) * 1992-05-27 1993-12-07 Codex Corporation Device and method for automatically adjusting a phase-locked loop

Also Published As

Publication number Publication date
EP0590323B1 (de) 1999-06-02
DE59309625D1 (de) 1999-07-08
EP0590323A1 (de) 1994-04-06
ATE180931T1 (de) 1999-06-15
NO933495D0 (no) 1993-09-30
NO933495L (no) 1994-04-05

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Legal Events

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MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN MARCH 2002