IT1020576B - Dispositivo autoadattativo per il recupero della fase - Google Patents

Dispositivo autoadattativo per il recupero della fase

Info

Publication number
IT1020576B
IT1020576B IT7468173A IT6817374A IT1020576B IT 1020576 B IT1020576 B IT 1020576B IT 7468173 A IT7468173 A IT 7468173A IT 6817374 A IT6817374 A IT 6817374A IT 1020576 B IT1020576 B IT 1020576B
Authority
IT
Italy
Prior art keywords
recovery
self
phase
adaptive device
adaptive
Prior art date
Application number
IT7468173A
Other languages
English (en)
Inventor
R Stengel
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Priority to IT7468173A priority Critical patent/IT1020576B/it
Priority to DE19752515385 priority patent/DE2515385A1/de
Priority to GB15068/75A priority patent/GB1501403A/en
Priority to US05/567,529 priority patent/US3980969A/en
Application granted granted Critical
Publication of IT1020576B publication Critical patent/IT1020576B/it

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
    • H03L7/10—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
IT7468173A 1974-04-12 1974-04-12 Dispositivo autoadattativo per il recupero della fase IT1020576B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT7468173A IT1020576B (it) 1974-04-12 1974-04-12 Dispositivo autoadattativo per il recupero della fase
DE19752515385 DE2515385A1 (de) 1974-04-12 1975-04-09 Selbstadaptive vorrichtung zur phasenwiedergewinnung
GB15068/75A GB1501403A (en) 1974-04-12 1975-04-11 Signal transmission systems including phase synchronisation means
US05/567,529 US3980969A (en) 1974-04-12 1975-04-14 Phase-locking loop with variable bandwidth filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7468173A IT1020576B (it) 1974-04-12 1974-04-12 Dispositivo autoadattativo per il recupero della fase

Publications (1)

Publication Number Publication Date
IT1020576B true IT1020576B (it) 1977-12-30

Family

ID=11308325

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7468173A IT1020576B (it) 1974-04-12 1974-04-12 Dispositivo autoadattativo per il recupero della fase

Country Status (4)

Country Link
US (1) US3980969A (it)
DE (1) DE2515385A1 (it)
GB (1) GB1501403A (it)
IT (1) IT1020576B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053933A (en) * 1976-11-02 1977-10-11 Zenith Radio Corporation Adaptive phase locked loop filter for television tuning
US4352074A (en) * 1980-02-01 1982-09-28 Westinghouse Electric Corp. Phase-locked loop filter
DE3014923C2 (de) * 1980-04-18 1983-10-20 Rohde & Schwarz GmbH & Co KG, 8000 München Schaltung zum Vergrößern des Fangbereiches einer Fangschaltung für die Regelschleife eines phasengeregelten Oszillators
US4471422A (en) * 1981-01-09 1984-09-11 Wide-Lite International Corporation Dc-to-ac Inverter
US4506233A (en) * 1982-06-28 1985-03-19 General Electric Company Bandwidth control circuit for a phase locked loop
GB8427378D0 (en) * 1984-10-30 1984-12-05 Helsby N C Frequency standards
DE3725107A1 (de) * 1987-07-29 1989-02-16 Messerschmitt Boelkow Blohm Adaptives, nichtlineares frequenzbereichsfilter mit geringem phasenverlust
FI91578C (fi) * 1992-06-05 1994-07-11 Nokia Mobile Phones Ltd Vaihelukitun silmukan kytkentä
US7738519B2 (en) * 2007-07-10 2010-06-15 Micrel, Inc. Laser driver automatic power control circuit using non-linear impedance circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3316497A (en) * 1965-07-09 1967-04-25 Robert R Brooks Phase controlled oscillator loop with variable passband filter
US3805183A (en) * 1972-11-06 1974-04-16 Microwave Inc Dual bandwidth phase lock loop

Also Published As

Publication number Publication date
DE2515385A1 (de) 1975-10-30
GB1501403A (en) 1978-02-15
US3980969A (en) 1976-09-14

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