GB2218869B - Agile frequency source - Google Patents

Agile frequency source

Info

Publication number
GB2218869B
GB2218869B GB8811733A GB8811733A GB2218869B GB 2218869 B GB2218869 B GB 2218869B GB 8811733 A GB8811733 A GB 8811733A GB 8811733 A GB8811733 A GB 8811733A GB 2218869 B GB2218869 B GB 2218869B
Authority
GB
United Kingdom
Prior art keywords
frequency source
agile frequency
agile
source
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 - Fee Related
Application number
GB8811733A
Other versions
GB2218869A (en
GB8811733D0 (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
Original Assignee
STC 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 STC PLC filed Critical STC PLC
Priority to GB8811733A priority Critical patent/GB2218869B/en
Publication of GB8811733D0 publication Critical patent/GB8811733D0/en
Publication of GB2218869A publication Critical patent/GB2218869A/en
Application granted granted Critical
Publication of GB2218869B publication Critical patent/GB2218869B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
GB8811733A 1988-05-18 1988-05-18 Agile frequency source Expired - Fee Related GB2218869B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8811733A GB2218869B (en) 1988-05-18 1988-05-18 Agile frequency source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8811733A GB2218869B (en) 1988-05-18 1988-05-18 Agile frequency source

Publications (3)

Publication Number Publication Date
GB8811733D0 GB8811733D0 (en) 1988-08-24
GB2218869A GB2218869A (en) 1989-11-22
GB2218869B true GB2218869B (en) 1992-01-22

Family

ID=10637086

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8811733A Expired - Fee Related GB2218869B (en) 1988-05-18 1988-05-18 Agile frequency source

Country Status (1)

Country Link
GB (1) GB2218869B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2228380B (en) * 1987-11-02 1992-07-08 Eaton Corp Frequency synthesizer
FR2706099B1 (en) * 1989-04-11 1995-09-08 Thomson Csf Frequency synthesizer.
EP0408983B1 (en) * 1989-07-20 1995-01-04 Siemens Aktiengesellschaft Frequency synthesizer
US5130670A (en) * 1991-08-01 1992-07-14 Hewlett-Packard Company Phase-locking circuit for swept synthesized source preferably having stability enhancement circuit

Also Published As

Publication number Publication date
GB2218869A (en) 1989-11-22
GB8811733D0 (en) 1988-08-24

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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: 20050518