GB2445980B - Signal generator apparatus and method of calibration therefor - Google Patents

Signal generator apparatus and method of calibration therefor

Info

Publication number
GB2445980B
GB2445980B GB0701494A GB0701494A GB2445980B GB 2445980 B GB2445980 B GB 2445980B GB 0701494 A GB0701494 A GB 0701494A GB 0701494 A GB0701494 A GB 0701494A GB 2445980 B GB2445980 B GB 2445980B
Authority
GB
United Kingdom
Prior art keywords
signal generator
generator apparatus
therefor
calibration
calibration therefor
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
GB0701494A
Other versions
GB0701494D0 (en
GB2445980A (en
Inventor
Niels-Henrik Lai Hansen
Per Ankerstjerne
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 GB0701494A priority Critical patent/GB2445980B/en
Publication of GB0701494D0 publication Critical patent/GB0701494D0/en
Priority to PCT/US2007/078720 priority patent/WO2008091404A1/en
Publication of GB2445980A publication Critical patent/GB2445980A/en
Application granted granted Critical
Publication of GB2445980B publication Critical patent/GB2445980B/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
    • H03L7/16—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
    • 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
    • H03L7/095—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using a lock detector
GB0701494A 2007-01-26 2007-01-26 Signal generator apparatus and method of calibration therefor Expired - Fee Related GB2445980B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0701494A GB2445980B (en) 2007-01-26 2007-01-26 Signal generator apparatus and method of calibration therefor
PCT/US2007/078720 WO2008091404A1 (en) 2007-01-26 2007-09-18 Signal generator apparatus and method of calibration therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0701494A GB2445980B (en) 2007-01-26 2007-01-26 Signal generator apparatus and method of calibration therefor

Publications (3)

Publication Number Publication Date
GB0701494D0 GB0701494D0 (en) 2007-03-07
GB2445980A GB2445980A (en) 2008-07-30
GB2445980B true GB2445980B (en) 2009-04-22

Family

ID=37872822

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0701494A Expired - Fee Related GB2445980B (en) 2007-01-26 2007-01-26 Signal generator apparatus and method of calibration therefor

Country Status (2)

Country Link
GB (1) GB2445980B (en)
WO (1) WO2008091404A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2120478A (en) * 1982-04-22 1983-11-30 Standard Telephones Cables Ltd Voltage controlled oscillator
GB2294830A (en) * 1993-08-13 1996-05-08 Nec Corp Frequency synthesizer
US20050137816A1 (en) * 2003-12-19 2005-06-23 Chao-Shi Chuang Method for automatically calibrating the frequency range of a pll and associated pll capable of automatic calibration
EP1662664A1 (en) * 2004-11-26 2006-05-31 Texas Instruments Incorporated Phase locked loop circuit with a voltage controlled oscillator
US7103337B2 (en) * 2002-05-31 2006-09-05 Hitachi, Ltd. PLL circuit having a multi-band oscillator and compensating oscillation frequency

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000072446A1 (en) * 1999-05-26 2000-11-30 Broadcom Corporation Integrated vco
US6707342B1 (en) * 2002-04-02 2004-03-16 Skyworks Solutions, Inc. Multiple-VCO tuning
US7099643B2 (en) * 2003-05-27 2006-08-29 Broadcom Corporation Analog open-loop VCO calibration method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2120478A (en) * 1982-04-22 1983-11-30 Standard Telephones Cables Ltd Voltage controlled oscillator
GB2294830A (en) * 1993-08-13 1996-05-08 Nec Corp Frequency synthesizer
US7103337B2 (en) * 2002-05-31 2006-09-05 Hitachi, Ltd. PLL circuit having a multi-band oscillator and compensating oscillation frequency
US20050137816A1 (en) * 2003-12-19 2005-06-23 Chao-Shi Chuang Method for automatically calibrating the frequency range of a pll and associated pll capable of automatic calibration
EP1662664A1 (en) * 2004-11-26 2006-05-31 Texas Instruments Incorporated Phase locked loop circuit with a voltage controlled oscillator

Also Published As

Publication number Publication date
GB0701494D0 (en) 2007-03-07
WO2008091404A1 (en) 2008-07-31
GB2445980A (en) 2008-07-30

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Legal Events

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

Effective date: 20220126