DE69828589D1 - Phasenregelkreis mit stufenlos einstellbarer bandbreite - Google Patents

Phasenregelkreis mit stufenlos einstellbarer bandbreite

Info

Publication number
DE69828589D1
DE69828589D1 DE69828589T DE69828589T DE69828589D1 DE 69828589 D1 DE69828589 D1 DE 69828589D1 DE 69828589 T DE69828589 T DE 69828589T DE 69828589 T DE69828589 T DE 69828589T DE 69828589 D1 DE69828589 D1 DE 69828589D1
Authority
DE
Germany
Prior art keywords
signal
phase
correction
correction signal
bandwidth
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
DE69828589T
Other languages
English (en)
Other versions
DE69828589T2 (de
Inventor
K Mesecher
Rui Yang
Ramon Cerda
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.)
InterDigital Technology Corp
Original Assignee
InterDigital 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 InterDigital Technology Corp filed Critical InterDigital Technology Corp
Publication of DE69828589D1 publication Critical patent/DE69828589D1/de
Application granted granted Critical
Publication of DE69828589T2 publication Critical patent/DE69828589T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0053—Closed loops
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0053—Closed loops
    • H04L2027/0055—Closed loops single phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0069—Loop filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0071—Control of loops
    • H04L2027/0079—Switching between loops
    • H04L2027/0081—Switching between loops between loops of different bandwidths
DE69828589T 1997-03-12 1998-03-11 Phasenregelkreis mit stufenlos einstellbarer bandbreite Expired - Lifetime DE69828589T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US3791497P 1997-03-12 1997-03-12
US37914P 1997-03-12
US08/871,109 US6055231A (en) 1997-03-12 1997-06-09 Continuously adjusted-bandwidth discrete-time phase-locked loop
US871109 1997-06-09
PCT/US1998/004691 WO1998040991A1 (en) 1997-03-12 1998-03-11 Phase-locked loop with continuously adjustable bandwith

Publications (2)

Publication Number Publication Date
DE69828589D1 true DE69828589D1 (de) 2005-02-17
DE69828589T2 DE69828589T2 (de) 2006-03-16

Family

ID=26714619

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69828589T Expired - Lifetime DE69828589T2 (de) 1997-03-12 1998-03-11 Phasenregelkreis mit stufenlos einstellbarer bandbreite
DE0966819T Pending DE966819T1 (de) 1997-03-12 1998-03-11 Phasenregelkreis mit stufenlos einstellbarer bandbreite

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE0966819T Pending DE966819T1 (de) 1997-03-12 1998-03-11 Phasenregelkreis mit stufenlos einstellbarer bandbreite

Country Status (9)

Country Link
US (5) US6055231A (de)
EP (1) EP0966819B1 (de)
JP (1) JP3761587B2 (de)
AT (1) ATE287171T1 (de)
DE (2) DE69828589T2 (de)
DK (1) DK0966819T3 (de)
ES (1) ES2144985T3 (de)
HK (1) HK1024365A1 (de)
WO (1) WO1998040991A1 (de)

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US6208632B1 (en) * 1998-01-29 2001-03-27 Sharp Laboratories Of America System and method for CDMA channel estimation
US6366607B1 (en) 1998-05-14 2002-04-02 Interdigital Technology Corporation Processing for improved performance and reduced pilot
US6363102B1 (en) * 1999-04-23 2002-03-26 Qualcomm Incorporated Method and apparatus for frequency offset correction
AU2001249558B2 (en) 2000-03-28 2005-12-01 Interdigital Technology Corporation Cdma system which uses pre-rotation before transmission
EP1279266A1 (de) * 2000-05-05 2003-01-29 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Verfahren und vorrichtung zur schätzung der frequenzverschiebung in einem empfänger
US6728301B1 (en) 2000-07-07 2004-04-27 Texas Instruments Incorporated System and method for automatic frequency control in spread spectrum communications
US6683920B1 (en) 2000-09-22 2004-01-27 Applied Micro Circuits Corporation Dual-loop system and method for frequency acquisition and tracking
JP2002280935A (ja) * 2001-03-19 2002-09-27 Sumitomo Electric Ind Ltd 電力線搬送におけるマルチキャリア通信装置及び通信方法
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US7088955B2 (en) * 2001-07-16 2006-08-08 Qualcomm Inc. Method and apparatus for acquiring and tracking pilots in a CDMA communication system
US6904286B1 (en) * 2001-07-18 2005-06-07 Cisco Technology, Inc. Method and system of integrated rate control for a traffic flow across wireline and wireless networks
US7430191B2 (en) * 2001-09-10 2008-09-30 Qualcomm Incorporated Method and apparatus for performing frequency tracking based on diversity transmitted pilots in a CDMA communication system
DE60236198D1 (de) * 2001-11-26 2010-06-10 Spyder Navigations Llc Mac-schicht-multiplexumkehr in einem ran der dritten generation
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US6760362B2 (en) * 2002-03-15 2004-07-06 Qualcomm Incorporated Dynamic pilot filter bandwidth estimation
US7209532B2 (en) * 2002-03-28 2007-04-24 Harris Corporation Phase lock loop and method for coded waveforms
US8306176B2 (en) * 2002-06-19 2012-11-06 Texas Instruments Incorporated Fine-grained gear-shifting of a digital phase-locked loop (PLL)
US7760616B2 (en) * 2002-07-31 2010-07-20 Thomson Licensing Extracting the phase of an OFDM signal sample
WO2004014005A1 (en) * 2002-07-31 2004-02-12 Thomson Licensing S.A. Extracting the phase of an ofdm signal sample
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US7916803B2 (en) 2003-04-10 2011-03-29 Qualcomm Incorporated Modified preamble structure for IEEE 802.11a extensions to allow for coexistence and interoperability between 802.11a devices and higher data rate, MIMO or otherwise extended devices
US8743837B2 (en) * 2003-04-10 2014-06-03 Qualcomm Incorporated Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devices
HUE031812T2 (en) * 2004-05-27 2017-08-28 Qualcomm Inc Modified prefix structure for IEEE 802.11A extensions to enable coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devices
US7646836B1 (en) * 2005-03-01 2010-01-12 Network Equipment Technologies, Inc. Dynamic clock rate matching across an asynchronous network
US20060285618A1 (en) * 2005-06-21 2006-12-21 Ehud Shoor Adaptive phase recovery
US7369002B2 (en) * 2005-07-28 2008-05-06 Zarlink Semiconductor, Inc. Phase locked loop fast lock method
JP4699843B2 (ja) * 2005-09-15 2011-06-15 富士通株式会社 移動通信システム、並びに移動通信システムにおいて使用される基地局装置および移動局装置
US20070168085A1 (en) * 2005-11-18 2007-07-19 Guilford John H Systems and method for adaptively adjusting a control loop
US7391271B2 (en) * 2006-06-22 2008-06-24 International Business Machines Corporation Adjustment of PLL bandwidth for jitter control using feedback circuitry
US7751514B2 (en) * 2007-05-23 2010-07-06 Mediatek Inc. System and method of detecting burst noise and minimizing the effect of burst noise
KR100929776B1 (ko) * 2007-11-26 2009-12-03 한국전자통신연구원 리커시브 복조 장치 및 방법
GB0800251D0 (en) 2008-01-08 2008-02-13 Zarlink Semiconductor Inc Phase locked loop with adaptive filter for dco synchronization
US9097787B2 (en) * 2009-11-12 2015-08-04 Precyse Technologies, Inc. Location method and system using colliding signals
KR101201116B1 (ko) 2010-08-17 2012-11-13 성균관대학교산학협력단 동적 루프 대역을 갖는 위상고정루프 및 동적 루프 대역을 사용하여 기준신호에 동기하는 출력신호를 생성하는 방법
WO2012027897A1 (en) * 2010-09-02 2012-03-08 Huawei Technologies Co., Ltd. Phase offset compensator
CN103312321A (zh) * 2012-03-09 2013-09-18 联想(北京)有限公司 带宽调整方法、调节装置、锁相环电路和电子设备
TWI605686B (zh) * 2016-12-01 2017-11-11 晨星半導體股份有限公司 鎖相迴路單元的頻寬調整方法與相關的頻寬調整單元及相位回復模組

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Also Published As

Publication number Publication date
ES2144985T1 (es) 2000-07-01
US20070047511A1 (en) 2007-03-01
US7145894B2 (en) 2006-12-05
WO1998040991A1 (en) 1998-09-17
HK1024365A1 (en) 2000-10-05
US6940875B2 (en) 2005-09-06
DE966819T1 (de) 2000-10-05
EP0966819A1 (de) 1999-12-29
EP0966819B1 (de) 2005-01-12
US6608826B1 (en) 2003-08-19
JP3761587B2 (ja) 2006-03-29
DK0966819T3 (da) 2005-05-23
JP2001514831A (ja) 2001-09-11
US6055231A (en) 2000-04-25
ES2144985T3 (es) 2005-06-16
US20050243790A1 (en) 2005-11-03
DE69828589T2 (de) 2006-03-16
US20040032842A1 (en) 2004-02-19
ATE287171T1 (de) 2005-01-15

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