GB9727162D0 - Voltage controlled oscillator circuit and operational method thereof - Google Patents

Voltage controlled oscillator circuit and operational method thereof

Info

Publication number
GB9727162D0
GB9727162D0 GBGB9727162.1A GB9727162A GB9727162D0 GB 9727162 D0 GB9727162 D0 GB 9727162D0 GB 9727162 A GB9727162 A GB 9727162A GB 9727162 D0 GB9727162 D0 GB 9727162D0
Authority
GB
United Kingdom
Prior art keywords
controlled oscillator
voltage controlled
oscillator circuit
operational method
operational
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Withdrawn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
GBGB9727162.1A
Other versions
GB2332791A (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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Priority to GB9727162A priority Critical patent/GB2332791A/en
Publication of GB9727162D0 publication Critical patent/GB9727162D0/en
Publication of GB2332791A publication Critical patent/GB2332791A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
    • H03B5/366—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current
    • 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
GB9727162A 1997-12-24 1997-12-24 Frequency control in a voltage controlled oscillator by adjusting the relative phases of two feedback signals Withdrawn GB2332791A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9727162A GB2332791A (en) 1997-12-24 1997-12-24 Frequency control in a voltage controlled oscillator by adjusting the relative phases of two feedback signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9727162A GB2332791A (en) 1997-12-24 1997-12-24 Frequency control in a voltage controlled oscillator by adjusting the relative phases of two feedback signals

Publications (2)

Publication Number Publication Date
GB9727162D0 true GB9727162D0 (en) 1998-02-25
GB2332791A GB2332791A (en) 1999-06-30

Family

ID=10824109

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9727162A Withdrawn GB2332791A (en) 1997-12-24 1997-12-24 Frequency control in a voltage controlled oscillator by adjusting the relative phases of two feedback signals

Country Status (1)

Country Link
GB (1) GB2332791A (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686587A (en) * 1971-05-19 1972-08-22 Int Video Corp Voltage controlled oscillator having two phase-shifting feedback paths
GB2147753A (en) * 1983-10-07 1985-05-15 Philips Electronic Associated Voltage controlled oscillator
JPS60248006A (en) * 1984-05-24 1985-12-07 Nec Corp Oscillator
US4706045A (en) * 1986-12-10 1987-11-10 Western Digital Corporation Voltage controlled oscillator with dual loop resonant tank circuit
US5486794A (en) * 1994-12-15 1996-01-23 National Science Council Of R.O.C. Variable frequency LC oscillator using variable impedance and negative impedance circuits

Also Published As

Publication number Publication date
GB2332791A (en) 1999-06-30

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Legal Events

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