GB201218381D0 - Operating a frequency synthesizer - Google Patents

Operating a frequency synthesizer

Info

Publication number
GB201218381D0
GB201218381D0 GB201218381A GB201218381A GB201218381D0 GB 201218381 D0 GB201218381 D0 GB 201218381D0 GB 201218381 A GB201218381 A GB 201218381A GB 201218381 A GB201218381 A GB 201218381A GB 201218381 D0 GB201218381 D0 GB 201218381D0
Authority
GB
United Kingdom
Prior art keywords
operating
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.)
Granted
Application number
GB201218381A
Other versions
GB2498241A (en
GB2498241B (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.)
Renesas Electronics Corp
Original Assignee
Renesas Mobile Corp
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
Priority claimed from US13/277,305 external-priority patent/US8666012B2/en
Application filed by Renesas Mobile Corp filed Critical Renesas Mobile Corp
Priority to PCT/IB2012/055697 priority Critical patent/WO2013057691A2/en
Publication of GB201218381D0 publication Critical patent/GB201218381D0/en
Publication of GB2498241A publication Critical patent/GB2498241A/en
Application granted granted Critical
Publication of GB2498241B publication Critical patent/GB2498241B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/093—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using special filtering or amplification characteristics in the loop
    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/113—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using frequency discriminator
    • 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
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/50—All digital phase-locked loop
GB201218381A 2011-10-20 2012-10-12 Operating a frequency synthesizer Expired - Fee Related GB2498241B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/IB2012/055697 WO2013057691A2 (en) 2011-10-20 2012-10-18 Operating a frequency synthesizer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/277,305 US8666012B2 (en) 2011-10-20 2011-10-20 Operating a frequency synthesizer
GBGB1118128.6A GB201118128D0 (en) 2011-10-20 2011-10-20 Operating a frequency synthesizer

Publications (3)

Publication Number Publication Date
GB201218381D0 true GB201218381D0 (en) 2012-11-28
GB2498241A GB2498241A (en) 2013-07-10
GB2498241B GB2498241B (en) 2013-12-25

Family

ID=47324713

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201218381A Expired - Fee Related GB2498241B (en) 2011-10-20 2012-10-12 Operating a frequency synthesizer

Country Status (1)

Country Link
GB (1) GB2498241B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2567463B (en) * 2017-10-12 2022-08-24 Communications Audit Uk Ltd Phase locked loop circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7187241B2 (en) * 2003-05-02 2007-03-06 Silicon Laboratories Inc. Calibration of oscillator devices
US7180377B1 (en) * 2005-01-18 2007-02-20 Silicon Clocks Inc. Method and apparatus for a hybrid phase lock loop frequency synthesizer
US7907021B2 (en) * 2008-09-05 2011-03-15 Issc Technologies Corp. Two-step VCO calibration method
US7969248B1 (en) * 2009-07-30 2011-06-28 Lattice Semiconductor Corporation Oscillator tuning for phase-locked loop circuit

Also Published As

Publication number Publication date
GB2498241A (en) 2013-07-10
GB2498241B (en) 2013-12-25

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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)

Free format text: REGISTERED BETWEEN 20140102 AND 20140108

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140109 AND 20140115

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20161012