GB8905920D0 - Frequency synthesisers - Google Patents

Frequency synthesisers

Info

Publication number
GB8905920D0
GB8905920D0 GB898905920A GB8905920A GB8905920D0 GB 8905920 D0 GB8905920 D0 GB 8905920D0 GB 898905920 A GB898905920 A GB 898905920A GB 8905920 A GB8905920 A GB 8905920A GB 8905920 D0 GB8905920 D0 GB 8905920D0
Authority
GB
United Kingdom
Prior art keywords
frequency synthesisers
synthesisers
frequency
Prior art date
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.)
Withdrawn
Application number
GB898905920A
Other versions
GB2229332A (en
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.)
Multitone Electronics PLC
Original Assignee
Multitone Electronics PLC
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 Multitone Electronics PLC filed Critical Multitone Electronics PLC
Priority to GB8905920A priority Critical patent/GB2229332A/en
Publication of GB8905920D0 publication Critical patent/GB8905920D0/en
Publication of GB2229332A publication Critical patent/GB2229332A/en
Withdrawn legal-status Critical Current

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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/181—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a numerical count result being used for locking the loop, the counter counting during fixed time intervals
GB8905920A 1989-03-15 1989-03-15 Frequency synthesisers Withdrawn GB2229332A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8905920A GB2229332A (en) 1989-03-15 1989-03-15 Frequency synthesisers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8905920A GB2229332A (en) 1989-03-15 1989-03-15 Frequency synthesisers

Publications (2)

Publication Number Publication Date
GB8905920D0 true GB8905920D0 (en) 1989-04-26
GB2229332A GB2229332A (en) 1990-09-19

Family

ID=10653360

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8905920A Withdrawn GB2229332A (en) 1989-03-15 1989-03-15 Frequency synthesisers

Country Status (1)

Country Link
GB (1) GB2229332A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2979773B2 (en) * 1991-08-23 1999-11-15 日本電気株式会社 Synthesizer circuit
US5483201A (en) * 1993-09-30 1996-01-09 At&T Corp. Synchronization circuit using a high speed digital slip counter
US5539360A (en) * 1994-03-11 1996-07-23 Motorola, Inc. Differential transmission line including a conductor having breaks therein
EP0939491B1 (en) * 1998-02-27 2007-04-18 Lucent Technologies Inc. Clock pulse generator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105946A (en) * 1977-07-06 1978-08-08 Sansui Electric Co., Ltd. Frequency synthesizer with phase locked loop and counter
GB2073981B (en) * 1980-04-08 1983-09-28 Rca Corp Frequency comparison arrangement for a digital tuning system
US4458214A (en) * 1981-09-28 1984-07-03 The Bendix Corporation Fast sampling phase locked loop frequency synthesizer
JPS61157028A (en) * 1984-12-28 1986-07-16 Fujitsu Ltd Frequency synthesizer

Also Published As

Publication number Publication date
GB2229332A (en) 1990-09-19

Similar Documents

Publication Publication Date Title
GB2228840B (en) Frequency synthesisers
EP0412491A3 (en) Frequency synthesizer
GB2238434B (en) Frequency synthesiser
IL89833A0 (en) Frequency synthesizer
AU579780B2 (en) Frequency synthesizer
EP0272938A3 (en) Frequency synthesizer
GB8720794D0 (en) Frequency synthesizer
EP0414445A3 (en) Direct digital frequency synthesizer
GB2238679A (en) Oscillator
EP0440449A3 (en) Fast-switching frequency synthesizer
EP0419680A4 (en) Frequency modulator
GB8627430D0 (en) Frequency synthesizer
GB8922681D0 (en) Oscillator
GB2217536B (en) Frequency counter
AU6640690A (en) Frequency synthesizer
GB8727564D0 (en) Frequency synthesizer
GB2236922B (en) Frequency synthesisers
EP0409277A3 (en) Frequency modulator
EP0429858A3 (en) Reference frequency generator
GB8928411D0 (en) Direct dividing frequency synthesiser
GB8905920D0 (en) Frequency synthesisers
GB8716385D0 (en) Frequency synthesisers
GB2252879B (en) Frequency synthesizers
EP0416889A3 (en) Frequency mixers
GB9102400D0 (en) Frequency synthesizer

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)