GB2215540B - Frequency synthesiser - Google Patents

Frequency synthesiser

Info

Publication number
GB2215540B
GB2215540B GB8806320A GB8806320A GB2215540B GB 2215540 B GB2215540 B GB 2215540B GB 8806320 A GB8806320 A GB 8806320A GB 8806320 A GB8806320 A GB 8806320A GB 2215540 B GB2215540 B GB 2215540B
Authority
GB
United Kingdom
Prior art keywords
frequency synthesiser
synthesiser
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.)
Expired - Lifetime
Application number
GB8806320A
Other versions
GB2215540A (en
GB8806320D0 (en
Inventor
David Alan Brown
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.)
STC PLC
Nortel Networks Optical Components Ltd
Original Assignee
STC PLC
Northern Telecom Europe Ltd
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 STC PLC, Northern Telecom Europe Ltd filed Critical STC PLC
Priority to GB8806320A priority Critical patent/GB2215540B/en
Publication of GB8806320D0 publication Critical patent/GB8806320D0/en
Publication of GB2215540A publication Critical patent/GB2215540A/en
Application granted granted Critical
Publication of GB2215540B publication Critical patent/GB2215540B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
GB8806320A 1988-03-15 1988-03-15 Frequency synthesiser Expired - Lifetime GB2215540B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8806320A GB2215540B (en) 1988-03-15 1988-03-15 Frequency synthesiser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8806320A GB2215540B (en) 1988-03-15 1988-03-15 Frequency synthesiser

Publications (3)

Publication Number Publication Date
GB8806320D0 GB8806320D0 (en) 1988-11-16
GB2215540A GB2215540A (en) 1989-09-20
GB2215540B true GB2215540B (en) 1992-07-22

Family

ID=10633589

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8806320A Expired - Lifetime GB2215540B (en) 1988-03-15 1988-03-15 Frequency synthesiser

Country Status (1)

Country Link
GB (1) GB2215540B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2706099B1 (en) * 1989-04-11 1995-09-08 Thomson Csf Frequency synthesizer.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB955300A (en) * 1961-03-23 1964-04-15 Cie Ind Des Telephones Stabilised frequency synthesisers
GB1015283A (en) * 1961-10-02 1965-12-31 Avco Corp Frequency synthesizer for single sideband communications
GB1030476A (en) * 1963-11-15 1966-05-25 Gen Electric Co Ltd Improvements in or relating to electric automatic frequency control systems
GB2163019A (en) * 1984-08-01 1986-02-12 Microwave Associates Ltd Frequency synthesizer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB955300A (en) * 1961-03-23 1964-04-15 Cie Ind Des Telephones Stabilised frequency synthesisers
GB1015283A (en) * 1961-10-02 1965-12-31 Avco Corp Frequency synthesizer for single sideband communications
GB1030476A (en) * 1963-11-15 1966-05-25 Gen Electric Co Ltd Improvements in or relating to electric automatic frequency control systems
GB2163019A (en) * 1984-08-01 1986-02-12 Microwave Associates Ltd Frequency synthesizer

Also Published As

Publication number Publication date
GB2215540A (en) 1989-09-20
GB8806320D0 (en) 1988-11-16

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020315