IT1169377B - Circuito a maglia sincronizzata in fase ppl - Google Patents

Circuito a maglia sincronizzata in fase ppl

Info

Publication number
IT1169377B
IT1169377B IT49475/83A IT4947583A IT1169377B IT 1169377 B IT1169377 B IT 1169377B IT 49475/83 A IT49475/83 A IT 49475/83A IT 4947583 A IT4947583 A IT 4947583A IT 1169377 B IT1169377 B IT 1169377B
Authority
IT
Italy
Prior art keywords
ppl
phase
mesh circuit
synchronized mesh
synchronized
Prior art date
Application number
IT49475/83A
Other languages
English (en)
Other versions
IT8349475A0 (it
Inventor
Ernst Ludwig Lingstaedt
Original Assignee
Ates Deutschland Halbleiter
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 Ates Deutschland Halbleiter filed Critical Ates Deutschland Halbleiter
Publication of IT8349475A0 publication Critical patent/IT8349475A0/it
Application granted granted Critical
Publication of IT1169377B publication Critical patent/IT1169377B/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
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
    • H03K3/0231—Astable circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
IT49475/83A 1982-12-14 1983-12-09 Circuito a maglia sincronizzata in fase ppl IT1169377B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3246291A DE3246291C2 (de) 1982-12-14 1982-12-14 PLL-Schaltungsanordnung

Publications (2)

Publication Number Publication Date
IT8349475A0 IT8349475A0 (it) 1983-12-09
IT1169377B true IT1169377B (it) 1987-05-27

Family

ID=6180645

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49475/83A IT1169377B (it) 1982-12-14 1983-12-09 Circuito a maglia sincronizzata in fase ppl

Country Status (4)

Country Link
US (1) US4570131A (it)
JP (1) JPH0740666B2 (it)
DE (1) DE3246291C2 (it)
IT (1) IT1169377B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4691175A (en) * 1985-11-14 1987-09-01 Motorola, Inc. Adaptive phase locked loop having a variable locking rate
US5136264A (en) * 1990-12-05 1992-08-04 At&T Bell Laboratories Transmitter including an fsk modulator having a switched capacitor
KR100263032B1 (ko) * 1998-04-28 2000-08-01 김덕중 가변주파수를 가진 링 발진기

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3714463A (en) * 1971-01-04 1973-01-30 Motorola Inc Digital frequency and/or phase detector charge pump
US3924202A (en) * 1974-08-21 1975-12-02 Rca Corp Electronic oscillator
JPS5510238A (en) * 1978-07-07 1980-01-24 Citizen Watch Co Ltd Rll circuit
JPS57160226A (en) * 1981-03-30 1982-10-02 Fujitsu Ltd Pll circuit having plural voltage-controlled oscillators

Also Published As

Publication number Publication date
DE3246291A1 (de) 1984-06-14
US4570131A (en) 1986-02-11
JPS59117828A (ja) 1984-07-07
IT8349475A0 (it) 1983-12-09
DE3246291C2 (de) 1985-12-12
JPH0740666B2 (ja) 1995-05-01

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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: 19961227