DE69226697T2 - Tdma-kommunikation mit kompensation der trägerverschiebung - Google Patents

Tdma-kommunikation mit kompensation der trägerverschiebung

Info

Publication number
DE69226697T2
DE69226697T2 DE69226697T DE69226697T DE69226697T2 DE 69226697 T2 DE69226697 T2 DE 69226697T2 DE 69226697 T DE69226697 T DE 69226697T DE 69226697 T DE69226697 T DE 69226697T DE 69226697 T2 DE69226697 T2 DE 69226697T2
Authority
DE
Germany
Prior art keywords
compensation
tdma communication
carriage shift
carriage
shift
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
DE69226697T
Other languages
English (en)
Other versions
DE69226697D1 (de
Inventor
Fuyun Ling
Gerald Labedz
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
Application granted granted Critical
Publication of DE69226697D1 publication Critical patent/DE69226697D1/de
Publication of DE69226697T2 publication Critical patent/DE69226697T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/003—Correction of carrier offset at baseband only
    • 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
    • H04L2027/0057—Closed loops quadrature 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
    • H04L2027/0067—Phase error detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0083—Signalling arrangements
    • H04L2027/0089—In-band signals
    • H04L2027/0093—Intermittant signals
    • H04L2027/0095—Intermittant signals in a preamble or similar structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0212—Channel estimation of impulse response

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Transceivers (AREA)
DE69226697T 1991-05-31 1992-04-29 Tdma-kommunikation mit kompensation der trägerverschiebung Expired - Fee Related DE69226697T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/709,004 US5245611A (en) 1991-05-31 1991-05-31 Method and apparatus for providing carrier frequency offset compensation in a tdma communication system
PCT/US1992/003552 WO1992022155A1 (en) 1991-05-31 1992-04-29 Tdma communication using carrier frequency offset compensation

Publications (2)

Publication Number Publication Date
DE69226697D1 DE69226697D1 (de) 1998-09-24
DE69226697T2 true DE69226697T2 (de) 1999-03-11

Family

ID=24848084

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69226697T Expired - Fee Related DE69226697T2 (de) 1991-05-31 1992-04-29 Tdma-kommunikation mit kompensation der trägerverschiebung

Country Status (13)

Country Link
US (1) US5245611A (de)
EP (1) EP0587641B1 (de)
JP (1) JPH06508244A (de)
KR (1) KR970000794B1 (de)
CN (1) CN1030419C (de)
AU (1) AU651897B2 (de)
BR (1) BR9206060A (de)
CA (1) CA2102495C (de)
DE (1) DE69226697T2 (de)
MX (1) MX9202576A (de)
MY (1) MY131088A (de)
NZ (1) NZ242957A (de)
WO (1) WO1992022155A1 (de)

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DE10128236A1 (de) * 2001-06-11 2002-08-01 Infineon Technologies Ag Verfahren zur Kompensation einer stufenförmigen DC-Störung in einem digitalen Basisbandsignal eines Homodyn-Funkempfängers

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US5396656A (en) * 1993-09-02 1995-03-07 Motorola, Inc. Method for determining desired components of quadrature modulated signals
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FI96257C (fi) * 1994-04-13 1996-05-27 Nokia Telecommunications Oy Menetelmä radiotaajuisen signaalin vaihevirheen määrittämiseksi, sekä vastaanotin
US5459762A (en) * 1994-09-16 1995-10-17 Rockwell International Corporation Variable multi-threshold detection for 0.3-GMSK
US5579319A (en) * 1994-09-22 1996-11-26 Motorola, Inc. Receiver path selection based on burst-type in a time division multiple access receiver
JP3581448B2 (ja) * 1994-10-21 2004-10-27 キヤノン株式会社 スペクトラム拡散通信装置
JP3482722B2 (ja) * 1995-01-13 2004-01-06 ソニー株式会社 Ｔｄｍａ方式の受信機
JP3549963B2 (ja) * 1995-11-02 2004-08-04 三菱電機株式会社 ディジタル無線受信機
DE19542991A1 (de) * 1995-11-17 1997-05-22 Bosch Gmbh Robert Verfahren zur Synchronisierung eines Empfängers für digitale Signale
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US5905757A (en) * 1996-10-04 1999-05-18 Motorola, Inc. Filter co-processor
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US6088389A (en) * 1997-05-13 2000-07-11 Lucent Technologies, Inc. System and method for training a plurality of equalizers and a modem employing the system or method
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US6393068B1 (en) * 1998-09-22 2002-05-21 Agere Systems Guardian Corp. Communication channel and frequency offset estimator
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US7430171B2 (en) 1998-11-19 2008-09-30 Broadcom Corporation Fibre channel arbitrated loop bufferless switch circuitry to increase bandwidth without significant increase in cost
US6618451B1 (en) * 1999-02-13 2003-09-09 Altocom Inc Efficient reduced state maximum likelihood sequence estimator
US6560298B1 (en) 1999-05-25 2003-05-06 Motorola, Inc. Method and apparatus for concurrent synchronization and improved automatic frequency control in a communication device
FI107971B (fi) * 1999-12-02 2001-10-31 Tellabs Oy Menetelmä ja järjestely vastaanottimen synkronoimiseksi kvadratuuri-amplitudimoduloituun signaaliin
KR100325690B1 (ko) 1999-12-03 2002-02-27 오길록 엘엠에스 기법을 이용한 결정-지향 반송파 복원장치 및 방법
DE60022464T2 (de) * 2000-01-11 2006-06-14 Lucent Technologies Inc Korrektur von einem Frequenzversatz bei Intersymbolinterferenz
US6603958B1 (en) * 2000-02-09 2003-08-05 Nortel Networks Limited Method and apparatus for a carrier frequency control in a wireless communication system
FR2805690B1 (fr) * 2000-02-25 2003-07-04 Nortel Matra Cellular Procede d'estimation d'un ecart de frequence radio, et recepteur de radiocommunication mettant en oeuvre le procede
JP3588040B2 (ja) * 2000-07-26 2004-11-10 松下電器産業株式会社 通信端末装置および基地局装置
EP1540848B1 (de) 2000-08-03 2009-02-11 Infineon Technologies AG Flexible tdma systemarchitektur
GB2368500A (en) * 2000-10-27 2002-05-01 Nokia Mobile Phones Ltd A hybrid synchroniser
US6768747B1 (en) * 2000-11-30 2004-07-27 Arraycomm, Inc. Relative and absolute timing acquisition for a radio communications system
EP1283607B1 (de) * 2001-08-09 2005-11-16 Alcatel Empfänger, Sender, Verfahren und ein Burstsignal
US6925136B1 (en) * 2001-08-29 2005-08-02 The United States Of America As Represented By The Secretary Of The Navy Simultaneous frequency and phase synchronizer
US6714607B2 (en) 2001-12-20 2004-03-30 Sbc Technology Resources, Inc. Joint demodulation using a viterbi equalizer having an adaptive total number of states
US7346135B1 (en) 2002-02-13 2008-03-18 Marvell International, Ltd. Compensation for residual frequency offset, phase noise and sampling phase offset in wireless networks
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US7139340B2 (en) * 2002-06-28 2006-11-21 Hitachi, Ltd. Robust OFDM carrier recovery methods and apparatus
DE10229128A1 (de) * 2002-06-28 2004-01-29 Advanced Micro Devices, Inc., Sunnyvale Passives Impedanznetz zum Drehen eines Phasensystems
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US7269394B2 (en) * 2002-10-02 2007-09-11 Agere Systems Inc. Frequency offset compensation for communication systems
FR2855684B1 (fr) * 2003-05-26 2005-07-01 Commissariat Energie Atomique Recepteur de signal ultra large bande et procede de reception associe.
SG124281A1 (en) * 2004-03-19 2006-08-30 Oki Techno Ct Singapore Pte Digital radio receiver
DE102004047424A1 (de) * 2004-09-28 2006-04-06 Micronas Gmbh Schaltung und Verfahren zur Trägerrückgewinnung
KR100700136B1 (ko) 2004-12-13 2007-03-27 엘지전자 주식회사 이동통신 단말기의 위상에러 보상장치 및 그 방법
CN101288260A (zh) * 2005-01-27 2008-10-15 美商内数位科技公司 使用未由他人分享联合随机衍生秘钥方法及系统
US8014476B2 (en) * 2005-11-07 2011-09-06 Qualcomm, Incorporated Wireless device with a non-compensated crystal oscillator
CN101083473B (zh) * 2006-05-30 2010-11-03 富士通株式会社 使用滤波模式对施加给信号的补偿进行调节的系统及方法
CN101241351B (zh) * 2007-02-09 2011-06-08 鼎桥通信技术有限公司 一种用于相位偏移调节的有效参数组选择方法及装置
US7979032B2 (en) * 2007-12-18 2011-07-12 Intel Corporation Estimating statistical properties of noise in modulated data carrier signals
US8270522B2 (en) * 2009-04-13 2012-09-18 Altobridge Limited Joint channel estimation and modulation detection
CN102036360B (zh) * 2009-09-29 2013-08-07 中兴通讯股份有限公司 一种对数据信号的频率偏移进行补偿的方法及装置
FR2977943B1 (fr) * 2011-07-11 2013-08-02 Sigfox Wireless Procede et module d'estimation de biais frequentiel, procede et systeme de telecommunications numeriques
US9927489B2 (en) 2014-01-15 2018-03-27 International Business Machines Corporation Testing integrated circuit designs containing multiple phase rotators
US10554070B2 (en) * 2014-01-16 2020-02-04 Mediatek Inc. Method for performing wireless charging control of an electronic device with aid of simple response indicating acknowledgement, and associated apparatus
US10447061B2 (en) 2014-01-16 2019-10-15 Mediatek Inc. Method for performing wireless charging control of an electronic device with aid of variant slot timing and simple response indicating acknowledgement, and associated apparatus
CN106067697B (zh) * 2015-04-24 2019-11-29 联发科技股份有限公司 执行电子装置的无线充电控制的方法及装置
CN106067688B (zh) * 2015-04-24 2019-11-29 联发科技股份有限公司 执行电子设备的无线充电控制的方法及装置
CN112073348B (zh) * 2020-09-07 2022-05-17 北京航宇星通科技有限公司 频偏补偿方法及系统

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10128236A1 (de) * 2001-06-11 2002-08-01 Infineon Technologies Ag Verfahren zur Kompensation einer stufenförmigen DC-Störung in einem digitalen Basisbandsignal eines Homodyn-Funkempfängers
US7280617B2 (en) 2001-06-11 2007-10-09 Infineon Technologies Ag Method to compensate for a step DC disturbance in a digital baseband signal in a homodyne radio receiver

Also Published As

Publication number Publication date
EP0587641B1 (de) 1998-08-19
EP0587641A1 (de) 1994-03-23
CA2102495C (en) 1997-11-18
NZ242957A (en) 1994-09-27
CA2102495A1 (en) 1992-12-01
WO1992022155A1 (en) 1992-12-10
CN1067539A (zh) 1992-12-30
CN1030419C (zh) 1995-11-29
KR970000794B1 (ko) 1997-01-20
MY131088A (en) 2007-07-31
AU651897B2 (en) 1994-08-04
EP0587641A4 (en) 1994-06-15
BR9206060A (pt) 1995-04-04
AU1890992A (en) 1993-01-08
JPH06508244A (ja) 1994-09-14
MX9202576A (es) 1993-01-01
DE69226697D1 (de) 1998-09-24
US5245611A (en) 1993-09-14

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8339 Ceased/non-payment of the annual fee