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GB2413019B - Semiconductor integrated circuit device for communication - Google Patents

Semiconductor integrated circuit device for communication

Info

Publication number
GB2413019B
GB2413019B GB0512912A GB0512912A GB2413019B GB 2413019 B GB2413019 B GB 2413019B GB 0512912 A GB0512912 A GB 0512912A GB 0512912 A GB0512912 A GB 0512912A GB 2413019 B GB2413019 B GB 2413019B
Authority
GB
United Kingdom
Prior art keywords
communication
integrated circuit
semiconductor integrated
circuit device
semiconductor
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
GB0512912A
Other versions
GB0512912D0 (en
GB2413019A (en
Inventor
Toshiya Uozumi
Satoshi Tanaka
Masumi Kasahara
Hirotaka Osawa
Yasuyuki Kimura
Robert Astle 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.)
TTP Communications Ltd
TTPCom Ltd
Renesas Technology 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
Priority to GB0602235A priority Critical patent/GB2420922B/en
Priority to GB0512912A priority patent/GB2413019B/en
Priority claimed from GB0212735A external-priority patent/GB2389254B/en
Publication of GB0512912D0 publication Critical patent/GB0512912D0/en
Publication of GB2413019A publication Critical patent/GB2413019A/en
Application granted granted Critical
Publication of GB2413019B publication Critical patent/GB2413019B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the 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
    • H03L7/16—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
    • 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
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • 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
GB0512912A 2002-05-31 2002-05-31 Semiconductor integrated circuit device for communication Expired - Fee Related GB2413019B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0602235A GB2420922B (en) 2002-05-31 2002-05-31 Semiconductor integrated circuit device for communication
GB0512912A GB2413019B (en) 2002-05-31 2002-05-31 Semiconductor integrated circuit device for communication

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0512912A GB2413019B (en) 2002-05-31 2002-05-31 Semiconductor integrated circuit device for communication
GB0212735A GB2389254B (en) 2002-05-31 2002-05-31 Semiconductor integrated circuit device for communication

Publications (3)

Publication Number Publication Date
GB0512912D0 GB0512912D0 (en) 2005-08-03
GB2413019A GB2413019A (en) 2005-10-12
GB2413019B true GB2413019B (en) 2006-03-29

Family

ID=34856096

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0512912A Expired - Fee Related GB2413019B (en) 2002-05-31 2002-05-31 Semiconductor integrated circuit device for communication

Country Status (1)

Country Link
GB (1) GB2413019B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8362843B2 (en) 2010-12-17 2013-01-29 Qualcomm Incorporated Method and apparatus for multi-point calibration for synthesizing varying frequency signals
US8611842B2 (en) * 2011-11-04 2013-12-17 Broadcom Corporation Apparatus and method for fast phase locked loop (PLL) settling for cellular time-division duplex (TDD) communications systems
CN107005244B (en) * 2017-02-08 2020-05-05 香港应用科技研究院有限公司 Gain Calibration of Direct Modulation Synthesizers Using Lookup Table Search by Decreasing Count of Overflow Counters

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1115206A2 (en) * 1999-12-22 2001-07-11 Nokia Mobile Phones Ltd. Voltage controlled oscillator assembly
EP1189351A2 (en) * 2000-08-18 2002-03-20 Texas Instruments Incorporated Method for tuning a voltage controlled oscillator
JP2002111492A (en) * 2000-09-06 2002-04-12 Internatl Business Mach Corp <Ibm> Automatic calibration system for phase locked loop

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1115206A2 (en) * 1999-12-22 2001-07-11 Nokia Mobile Phones Ltd. Voltage controlled oscillator assembly
EP1189351A2 (en) * 2000-08-18 2002-03-20 Texas Instruments Incorporated Method for tuning a voltage controlled oscillator
US20020036545A1 (en) * 2000-08-18 2002-03-28 Fridi Ahmed Reda Phase lock loop
JP2002111492A (en) * 2000-09-06 2002-04-12 Internatl Business Mach Corp <Ibm> Automatic calibration system for phase locked loop

Also Published As

Publication number Publication date
GB0512912D0 (en) 2005-08-03
GB2413019A (en) 2005-10-12

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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 20140918 AND 20140924

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170531