GB2130827B - Frequency synthesizer - Google Patents

Frequency synthesizer

Info

Publication number
GB2130827B
GB2130827B GB08330303A GB8330303A GB2130827B GB 2130827 B GB2130827 B GB 2130827B GB 08330303 A GB08330303 A GB 08330303A GB 8330303 A GB8330303 A GB 8330303A GB 2130827 B GB2130827 B GB 2130827B
Authority
GB
United Kingdom
Prior art keywords
frequency synthesizer
synthesizer
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
Application number
GB08330303A
Other versions
GB2130827A (en
Inventor
Graham William Barrett
Gordon John Temple
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.)
Marconi Instruments Ltd
Original Assignee
Marconi Instruments 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 Marconi Instruments Ltd filed Critical Marconi Instruments Ltd
Priority to GB08330303A priority Critical patent/GB2130827B/en
Publication of GB2130827A publication Critical patent/GB2130827A/en
Application granted granted Critical
Publication of GB2130827B publication Critical patent/GB2130827B/en
Expired 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
    • H03L7/23—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 with pulse counters or frequency dividers
GB08330303A 1982-11-12 1983-11-14 Frequency synthesizer Expired GB2130827B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08330303A GB2130827B (en) 1982-11-12 1983-11-14 Frequency synthesizer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8232433 1982-11-12
GB08330303A GB2130827B (en) 1982-11-12 1983-11-14 Frequency synthesizer

Publications (2)

Publication Number Publication Date
GB2130827A GB2130827A (en) 1984-06-06
GB2130827B true GB2130827B (en) 1986-03-05

Family

ID=26284396

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08330303A Expired GB2130827B (en) 1982-11-12 1983-11-14 Frequency synthesizer

Country Status (1)

Country Link
GB (1) GB2130827B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3837246A1 (en) * 1988-10-28 1990-05-03 Siemens Ag Frequency generator
FR2683105A1 (en) * 1991-10-29 1993-04-30 Erfatec Sarl Synthesiser with auxiliary spectral reference loop
GB2383205B (en) * 2001-12-14 2005-02-16 Ifr Ltd Low noise synthesiser

Also Published As

Publication number Publication date
GB2130827A (en) 1984-06-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931114