GB2430089B - RF synthesizer and RF transmitter or receiver incorporating the synthesizer - Google Patents

RF synthesizer and RF transmitter or receiver incorporating the synthesizer

Info

Publication number
GB2430089B
GB2430089B GB0518214A GB0518214A GB2430089B GB 2430089 B GB2430089 B GB 2430089B GB 0518214 A GB0518214 A GB 0518214A GB 0518214 A GB0518214 A GB 0518214A GB 2430089 B GB2430089 B GB 2430089B
Authority
GB
United Kingdom
Prior art keywords
synthesizer
transmitter
receiver incorporating
incorporating
receiver
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
GB0518214A
Other versions
GB2430089A (en
GB0518214D0 (en
Inventor
Soren Peter Larsen
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 GB0518214A priority Critical patent/GB2430089B/en
Publication of GB0518214D0 publication Critical patent/GB0518214D0/en
Priority to PCT/US2006/025664 priority patent/WO2007030189A2/en
Priority to CNA2006800327731A priority patent/CN101278486A/en
Priority to KR1020087008359A priority patent/KR100990802B1/en
Priority to EP06786008A priority patent/EP1935100A4/en
Publication of GB2430089A publication Critical patent/GB2430089A/en
Application granted granted Critical
Publication of GB2430089B publication Critical patent/GB2430089B/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
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/18—Modifications of frequency-changers for eliminating image frequencies
    • 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
    • H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
    • 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
    • H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector 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
    • H03L7/16—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
    • H03L7/16—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
    • H03L7/235—Nested phase locked loops
GB0518214A 2005-09-08 2005-09-08 RF synthesizer and RF transmitter or receiver incorporating the synthesizer Expired - Fee Related GB2430089B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB0518214A GB2430089B (en) 2005-09-08 2005-09-08 RF synthesizer and RF transmitter or receiver incorporating the synthesizer
PCT/US2006/025664 WO2007030189A2 (en) 2005-09-08 2006-06-30 Rf synthesizer and rf transmitter or receiver incorporating the synthesizer
CNA2006800327731A CN101278486A (en) 2005-09-08 2006-06-30 RF synthesizer and RF transmitter or receiver incorporating the synthesizer
KR1020087008359A KR100990802B1 (en) 2005-09-08 2006-06-30 Rf synthesizer and rf transmitter or receiver incorporating the synthesizer
EP06786008A EP1935100A4 (en) 2005-09-08 2006-06-30 Rf synthesizer and rf transmitter or receiver incorporating the synthesizer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0518214A GB2430089B (en) 2005-09-08 2005-09-08 RF synthesizer and RF transmitter or receiver incorporating the synthesizer

Publications (3)

Publication Number Publication Date
GB0518214D0 GB0518214D0 (en) 2005-10-19
GB2430089A GB2430089A (en) 2007-03-14
GB2430089B true GB2430089B (en) 2007-10-17

Family

ID=35221020

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0518214A Expired - Fee Related GB2430089B (en) 2005-09-08 2005-09-08 RF synthesizer and RF transmitter or receiver incorporating the synthesizer

Country Status (5)

Country Link
EP (1) EP1935100A4 (en)
KR (1) KR100990802B1 (en)
CN (1) CN101278486A (en)
GB (1) GB2430089B (en)
WO (1) WO2007030189A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108700859A (en) * 2017-07-31 2018-10-23 深圳和而泰智能控制股份有限公司 Human skin water oil analysis circuit and skin detection instrument

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0454955A1 (en) * 1990-03-30 1991-11-06 Mitsubishi Denki Kabushiki Kaisha Sampling clock generating circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6711227B1 (en) * 1999-02-05 2004-03-23 Broadcom Corporation Synchronizing method and apparatus
US6785525B2 (en) * 1999-05-21 2004-08-31 Telefonaktiebolaget L M Ericsson (Publ) Multiband frequency generation using a single PLL-circuit
US7426220B2 (en) * 2002-01-09 2008-09-16 L-3 Communications Corporation Method and apparatus for aligning the clock signals of transceivers in a multiple access communication system utilizing programmable, multi-tap phase-locked loops
US6642800B2 (en) * 2002-04-04 2003-11-04 Ati Technologies, Inc. Spurious-free fractional-N frequency synthesizer with multi-phase network circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0454955A1 (en) * 1990-03-30 1991-11-06 Mitsubishi Denki Kabushiki Kaisha Sampling clock generating circuit

Also Published As

Publication number Publication date
KR20080042181A (en) 2008-05-14
EP1935100A2 (en) 2008-06-25
GB2430089A (en) 2007-03-14
EP1935100A4 (en) 2012-04-18
CN101278486A (en) 2008-10-01
WO2007030189A2 (en) 2007-03-15
WO2007030189A3 (en) 2007-07-19
GB0518214D0 (en) 2005-10-19
KR100990802B1 (en) 2010-10-29

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Legal Events

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

Effective date: 20210908