IT8622305A1 - Circuito ad aggancio di fase - Google Patents

Circuito ad aggancio di fase

Info

Publication number
IT8622305A1
IT8622305A1 IT1986A22305A IT2230586A IT8622305A1 IT 8622305 A1 IT8622305 A1 IT 8622305A1 IT 1986A22305 A IT1986A22305 A IT 1986A22305A IT 2230586 A IT2230586 A IT 2230586A IT 8622305 A1 IT8622305 A1 IT 8622305A1
Authority
IT
Italy
Prior art keywords
circuit
phase
phase hooking
hooking circuit
hooking
Prior art date
Application number
IT1986A22305A
Other languages
English (en)
Other versions
IT1197969B (it
IT8622305A0 (it
Original Assignee
Honeywell Information Systems Italia S P A
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 Honeywell Information Systems Italia S P A filed Critical Honeywell Information Systems Italia S P A
Priority to IT22305/86A priority Critical patent/IT1197969B/it
Publication of IT8622305A0 publication Critical patent/IT8622305A0/it
Priority to US07/110,897 priority patent/US4814725A/en
Priority to DE8787116273T priority patent/DE3778333D1/de
Priority to EP87116273A priority patent/EP0274591B1/en
Publication of IT8622305A1 publication Critical patent/IT8622305A1/it
Application granted granted Critical
Publication of IT1197969B publication Critical patent/IT1197969B/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
    • H03L7/085—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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
IT22305/86A 1986-11-12 1986-11-12 Circuito ad aggancio di fase IT1197969B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT22305/86A IT1197969B (it) 1986-11-12 1986-11-12 Circuito ad aggancio di fase
US07/110,897 US4814725A (en) 1986-11-12 1987-10-21 Phase lock circuit for compensation for bit frequency variations
DE8787116273T DE3778333D1 (de) 1986-11-12 1987-11-05 Schaltungsanordnung eines phasenregelkreises.
EP87116273A EP0274591B1 (en) 1986-11-12 1987-11-05 Phase lock circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22305/86A IT1197969B (it) 1986-11-12 1986-11-12 Circuito ad aggancio di fase

Publications (3)

Publication Number Publication Date
IT8622305A0 IT8622305A0 (it) 1986-11-12
IT8622305A1 true IT8622305A1 (it) 1988-05-12
IT1197969B IT1197969B (it) 1988-12-21

Family

ID=11194438

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22305/86A IT1197969B (it) 1986-11-12 1986-11-12 Circuito ad aggancio di fase

Country Status (4)

Country Link
US (1) US4814725A (it)
EP (1) EP0274591B1 (it)
DE (1) DE3778333D1 (it)
IT (1) IT1197969B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1223524B (it) * 1987-12-18 1990-09-19 Honeywell Bull Spa Circuito ad aggancio di fase autotarante
US5239561A (en) * 1991-07-15 1993-08-24 National Semiconductor Corporation Phase error processor
US5563552A (en) * 1994-01-28 1996-10-08 International Business Machines Corporation System and method for calibrating damping factor of analog PLL
US5808971A (en) * 1995-10-03 1998-09-15 Sgs-Thomson Microelectronics S.R.L. Timer with temperature compensation of time delays
US20080296397A1 (en) * 2007-05-30 2008-12-04 Ta-Yang Cheng Automatic heating unit for personal computer
KR100899569B1 (ko) * 2007-12-28 2009-05-27 주식회사 하이닉스반도체 저역통과필터 및 락 디텍터 회로
CN102654131B (zh) * 2011-03-04 2014-11-12 鸿富锦精密工业（深圳）有限公司 风扇转速控制装置
US10637254B2 (en) * 2015-03-19 2020-04-28 Linear Technology Corporation Spread spectrum for switch mode power supplies
CN110475045B (zh) * 2019-09-11 2023-08-15 吉林省广播电视研究所(吉林省广播电视局科技信息中心) 比例锁相同步电子装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3944940A (en) * 1974-09-06 1976-03-16 Pertec Corporation Versatile phase-locked loop for read data recovery
US4017806A (en) * 1976-01-26 1977-04-12 Sperry Rand Corporation Phase locked oscillator
US4246545A (en) * 1979-02-02 1981-01-20 Burroughs Corporation Data signal responsive phase locked loop using averaging and initializing techniques
US4404530A (en) * 1980-10-22 1983-09-13 Data General Corporation Phase locked loop with compensation for loop phase errors
JPS5850827A (ja) * 1981-09-08 1983-03-25 Fujitsu Ltd フェーズ・ロック・ループ回路
JPS58130631A (ja) * 1982-01-28 1983-08-04 Fujitsu Ltd フエイズロツクドル−プ
US4633488A (en) * 1984-11-13 1986-12-30 Digital Equipment Corporation Phase-locked loop for MFM data recording

Also Published As

Publication number Publication date
DE3778333D1 (de) 1992-05-21
IT1197969B (it) 1988-12-21
EP0274591B1 (en) 1992-04-15
IT8622305A0 (it) 1986-11-12
EP0274591A1 (en) 1988-07-20
US4814725A (en) 1989-03-21

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931130