GB2267617B - A digital sample and hold phase detector - Google Patents

A digital sample and hold phase detector

Info

Publication number: GB2267617B
Authority: GB; United Kingdom
Prior art keywords: phase detector; digital sample; hold phase; hold; sample
Prior art date: 1985-04-15
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

GB8509571A

Other versions

GB2267617A (en

Inventor

William J Tanis

Ning Hsing Lu

Alan Neil Schenberg

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.)

International Standard Electric Corp

Original Assignee

International Standard Electric Corp

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.)

1985-04-15

Filing date

1985-04-15

Publication date

1994-04-27

1985-04-15 Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp

1985-04-15 Priority to GB8509571A priority Critical patent/GB2267617B/en

1993-12-08 Publication of GB2267617A publication Critical patent/GB2267617A/en

1994-04-27 Application granted granted Critical

1994-04-27 Publication of GB2267617B publication Critical patent/GB2267617B/en

2005-04-15 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
- H03D13/005—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which one of the oscillations is, or is converted into, a signal having a special waveform, e.g. triangular
- H03D13/006—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which one of the oscillations is, or is converted into, a signal having a special waveform, e.g. triangular and by sampling this signal by narrow pulses obtained from the second oscillation
- 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
- H03L7/091—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 using a sampling device

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

GB8509571A 1985-04-15 1985-04-15 A digital sample and hold phase detector Expired - Lifetime GB2267617B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB8509571A GB2267617B (en)	1985-04-15	1985-04-15	A digital sample and hold phase detector

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8509571A GB2267617B (en)	1985-04-15	1985-04-15	A digital sample and hold phase detector

Publications (2)

Publication Number	Publication Date
GB2267617A GB2267617A (en)	1993-12-08
GB2267617B true GB2267617B (en)	1994-04-27

Family

ID=10577648

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8509571A Expired - Lifetime GB2267617B (en)	1985-04-15	1985-04-15	A digital sample and hold phase detector

Country Status (1)

Country	Link
GB (1)	GB2267617B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5726607A (en) *	1992-06-15	1998-03-10	Adc Telecommunications, Inc.	Phase locked loop using a counter and a microcontroller to produce VCXO control signals
GB2282719B (en) *	1993-09-13	1998-04-22	Adc Telecommunications Inc	Digitally controlled phase locked loop
JPH0879059A (en) *	1994-08-31	1996-03-22	Aiwa Co Ltd	Reference clock generating circuit
FR2756685A1 (en) *	1996-12-03	1998-06-05	Philips Electronics Nv	PROGRAMMABLE FREQUENCY SYNTHESIZER WITH LOW SENSITIVITY TO PHASE NOISE
US6636122B2 (en) *	2001-10-09	2003-10-21	Zilog, Inc.	Analog frequency locked loop with digital oversampling feedback control and filter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3789308A (en) *	1970-12-02	1974-01-29	Singer Co	Digital phase locked loop
US3893040A (en) *	1974-03-27	1975-07-01	Gte Automatic Electric Lab Inc	Digital automatic frequency control system
GB2112236A (en) *	1981-11-03	1983-07-13	Telecommunications Sa	Digital device for clock signal synchronization

1985
- 1985-04-15 GB GB8509571A patent/GB2267617B/en not_active Expired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3789308A (en) *	1970-12-02	1974-01-29	Singer Co	Digital phase locked loop
US3893040A (en) *	1974-03-27	1975-07-01	Gte Automatic Electric Lab Inc	Digital automatic frequency control system
GB2112236A (en) *	1981-11-03	1983-07-13	Telecommunications Sa	Digital device for clock signal synchronization

Also Published As

Publication number	Publication date
GB2267617A (en)	1993-12-08

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EP0259887A3 (en)	1989-01-25	Phase difference detector
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GB8608701D0 (en)	1986-05-14	Digital analyzer system
GB8611628D0 (en)	1986-06-18	Sampling
GB8621310D0 (en)	1986-10-15	Digital voltmeter
EP0207323A3 (en)	1988-04-06	Phase synchronism detector
PL253407A1 (en)	1986-11-18	Phase detector
GB8526261D0 (en)	1985-11-27	Sampling particulate materials
IE850057L (en)	1986-05-09	Digital tone detector
IE850527L (en)	1986-05-09	Digital tone detector

Legal Events

Date	Code	Title	Description
2005-05-04	PE20	Patent expired after termination of 20 years	Effective date: 20050414