DE60212174T2 - Integrierte Halbleiter-Kommunikationsschaltungsvorrichtung und drahtloses Kommunikationssystem - Google Patents

Integrierte Halbleiter-Kommunikationsschaltungsvorrichtung und drahtloses Kommunikationssystem Download PDF

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Publication number
DE60212174T2
DE60212174T2 DE60212174T DE60212174T DE60212174T2 DE 60212174 T2 DE60212174 T2 DE 60212174T2 DE 60212174 T DE60212174 T DE 60212174T DE 60212174 T DE60212174 T DE 60212174T DE 60212174 T2 DE60212174 T2 DE 60212174T2
Authority
DE
Germany
Prior art keywords
circuit
frequency
signal
oscillation
counter
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 - Lifetime
Application number
DE60212174T
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German (de)
English (en)
Other versions
DE60212174D1 (de
Inventor
c/o Hitachi Masumi Kodaira-shi KASAHARA
c/o Hitachi Hirotaka Kodaira-shi OSAWA
c/o TTPCOM Limited Robert Astle Melbourn Royston HENSHAW
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.)
TTPCom Ltd
Renesas Electronics Corp
Original Assignee
TTP Communications Ltd
TTPCom Ltd
Renesas Technology 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
Application filed by TTP Communications Ltd, TTPCom Ltd, Renesas Technology Corp filed Critical TTP Communications Ltd
Application granted granted Critical
Publication of DE60212174D1 publication Critical patent/DE60212174D1/de
Publication of DE60212174T2 publication Critical patent/DE60212174T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • H03L7/183—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 a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/187—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 a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number using means for coarse tuning the voltage controlled oscillator of 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
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Transceivers (AREA)
  • Superheterodyne Receivers (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
DE60212174T 2001-11-16 2002-11-13 Integrierte Halbleiter-Kommunikationsschaltungsvorrichtung und drahtloses Kommunikationssystem Expired - Lifetime DE60212174T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0127537.9A GB0127537D0 (en) 2001-11-16 2001-11-16 A communication semiconductor integrated circuit device and a wireless communication system
GB0127537 2001-11-16
PCT/GB2002/005152 WO2003044961A2 (en) 2001-11-16 2002-11-13 A communication semiconductor integrated circuit device and a wireless communication system

Publications (2)

Publication Number Publication Date
DE60212174D1 DE60212174D1 (de) 2006-07-20
DE60212174T2 true DE60212174T2 (de) 2007-04-12

Family

ID=9925910

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60212174T Expired - Lifetime DE60212174T2 (de) 2001-11-16 2002-11-13 Integrierte Halbleiter-Kommunikationsschaltungsvorrichtung und drahtloses Kommunikationssystem

Country Status (9)

Country Link
US (2) US7148764B2 (https=)
EP (1) EP1444784B1 (https=)
JP (1) JP4018393B2 (https=)
AT (1) ATE329410T1 (https=)
AU (1) AU2002339165A1 (https=)
DE (1) DE60212174T2 (https=)
GB (1) GB0127537D0 (https=)
TW (1) TW546922B (https=)
WO (1) WO2003044961A2 (https=)

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KR100695525B1 (ko) * 2005-01-31 2007-03-15 주식회사 하이닉스반도체 반도체 기억 소자의 지연 고정 루프
US7479815B1 (en) 2005-03-01 2009-01-20 Sequoia Communications PLL with dual edge sensitivity
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JP2006279392A (ja) * 2005-03-29 2006-10-12 Renesas Technology Corp 通信用半導体集積回路
JP2006300742A (ja) * 2005-04-21 2006-11-02 Shizuoka Prefecture 発振周波数調整方式を利用した化学物質検出装置
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US7679468B1 (en) 2006-07-28 2010-03-16 Quintic Holdings KFM frequency tracking system using a digital correlator
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US20080036544A1 (en) * 2006-08-08 2008-02-14 Fucheng Wang Method for adjusting oscillator in phase-locked loop and related frequency synthesizer
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US7564280B2 (en) * 2006-11-30 2009-07-21 Broadcom Corporation Phase locked loop with small size and improved performance
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US7612626B2 (en) * 2006-12-12 2009-11-03 Qualcomm, Incorporated Programmable varactor for VCO gain compensation and phase noise reduction
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Also Published As

Publication number Publication date
US20050068111A1 (en) 2005-03-31
EP1444784B1 (en) 2006-06-07
WO2003044961A3 (en) 2003-11-27
TW546922B (en) 2003-08-11
GB0127537D0 (en) 2002-01-09
AU2002339165A1 (en) 2003-06-10
US7504903B2 (en) 2009-03-17
US20070052488A1 (en) 2007-03-08
EP1444784A2 (en) 2004-08-11
JP4018393B2 (ja) 2007-12-05
JP2003152535A (ja) 2003-05-23
US7148764B2 (en) 2006-12-12
DE60212174D1 (de) 2006-07-20
ATE329410T1 (de) 2006-06-15
AU2002339165A8 (en) 2003-06-10
WO2003044961A2 (en) 2003-05-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: RENESAS ELECTRONICS CORP., KAWASAKI-SHI, KANAG, JP

Owner name: TTPCOM LTD., ROYSTON, HERTFORDSHIRE, GB