GB2181910B - Improvements in and relating to signal generators - Google Patents

Improvements in and relating to signal generators

Info

Publication number
GB2181910B
GB2181910B GB8525877A GB8525877A GB2181910B GB 2181910 B GB2181910 B GB 2181910B GB 8525877 A GB8525877 A GB 8525877A GB 8525877 A GB8525877 A GB 8525877A GB 2181910 B GB2181910 B GB 2181910B
Authority
GB
United Kingdom
Prior art keywords
relating
signal generators
generators
signal
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
GB8525877A
Other versions
GB2181910A (en
GB8525877D0 (en
Inventor
Christopher Brian David Turl
Geoffrey John Hurst
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.)
Wiltron Measurements Ltd
Original Assignee
Wiltron Measurements 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 Wiltron Measurements Ltd filed Critical Wiltron Measurements Ltd
Priority to GB8525877A priority Critical patent/GB2181910B/en
Publication of GB8525877D0 publication Critical patent/GB8525877D0/en
Publication of GB2181910A publication Critical patent/GB2181910A/en
Application granted granted Critical
Publication of GB2181910B publication Critical patent/GB2181910B/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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B23/00—Generation of oscillations periodically swept over a predetermined frequency range
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0092—Measures to linearise or reduce distortion of oscillator characteristics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
    • H03B2201/02—Varying the frequency of the oscillations by electronic means
    • H03B2201/0225—Varying the frequency of the oscillations by electronic means the means being associated with an element comprising distributed inductances and capacitances
    • H03B2201/0241—Varying the frequency of the oscillations by electronic means the means being associated with an element comprising distributed inductances and capacitances the element being a magnetically variable element, e.g. an Yttrium Iron Garnet
GB8525877A 1985-10-21 1985-10-21 Improvements in and relating to signal generators Expired GB2181910B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8525877A GB2181910B (en) 1985-10-21 1985-10-21 Improvements in and relating to signal generators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8525877A GB2181910B (en) 1985-10-21 1985-10-21 Improvements in and relating to signal generators

Publications (3)

Publication Number Publication Date
GB8525877D0 GB8525877D0 (en) 1985-11-27
GB2181910A GB2181910A (en) 1987-04-29
GB2181910B true GB2181910B (en) 1989-09-20

Family

ID=10586984

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8525877A Expired GB2181910B (en) 1985-10-21 1985-10-21 Improvements in and relating to signal generators

Country Status (1)

Country Link
GB (1) GB2181910B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2246042A (en) * 1990-07-11 1992-01-15 Philips Electronic Associated Fmcw radar linearizer.

Also Published As

Publication number Publication date
GB2181910A (en) 1987-04-29
GB8525877D0 (en) 1985-11-27

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Legal Events

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

Effective date: 19941021