MX9303650A - UN METODO Y UN ARREGLO PARA CALCULAR SIMBOLOS TRANSMITIDOS EN UN RECEPTOR EN LA TRANSMISION DE SEñALES DIGITALES. - Google Patents

UN METODO Y UN ARREGLO PARA CALCULAR SIMBOLOS TRANSMITIDOS EN UN RECEPTOR EN LA TRANSMISION DE SEñALES DIGITALES.

Info

Publication number
MX9303650A
MX9303650A MX9303650A MX9303650A MX9303650A MX 9303650 A MX9303650 A MX 9303650A MX 9303650 A MX9303650 A MX 9303650A MX 9303650 A MX9303650 A MX 9303650A MX 9303650 A MX9303650 A MX 9303650A
Authority
MX
Mexico
Prior art keywords
receiver
transmission
digital signals
arrangement
symbols transmitted
Prior art date
Application number
MX9303650A
Other languages
English (en)
Inventor
Lars Gustav Larsson
Perols Bjorn Olof Gudmundson
Karim Jamal
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of MX9303650A publication Critical patent/MX9303650A/es

Links

Classifications

    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/005—Control of transmission; Equalising
    • 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
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/025—Channel estimation channel estimation algorithms using least-mean-square [LMS] method
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H04L25/03292—Arrangements for operating in conjunction with other apparatus with channel estimation circuitry
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03312—Arrangements specific to the provision of output signals
    • H04L25/03324—Provision of tentative decisions

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Error Detection And Correction (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Circuits Of Receivers In General (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)

Abstract

La presente invención se relaciona con un método para calcular en un receptor, los símbolos transmitidos a partir de una señal de radio transmitida en conjunto con la transmisión de señales digitales sobre un canal de radio, en donde el cálculo de símbolos se efectúa de conformidad con un algoritmo viterbi que tiene un número predeterminado de estados.
MX9303650A 1992-06-23 1993-06-17 UN METODO Y UN ARREGLO PARA CALCULAR SIMBOLOS TRANSMITIDOS EN UN RECEPTOR EN LA TRANSMISION DE SEñALES DIGITALES. MX9303650A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9201924A SE470371B (sv) 1992-06-23 1992-06-23 Sätt och anordning vid digital signalöverföring att hos en mottagare estimera överförda symboler

Publications (1)

Publication Number Publication Date
MX9303650A true MX9303650A (es) 1994-01-31

Family

ID=20386578

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9303650A MX9303650A (es) 1992-06-23 1993-06-17 UN METODO Y UN ARREGLO PARA CALCULAR SIMBOLOS TRANSMITIDOS EN UN RECEPTOR EN LA TRANSMISION DE SEñALES DIGITALES.

Country Status (13)

Country Link
US (1) US5596607A (es)
JP (1) JPH06510414A (es)
CN (1) CN1049545C (es)
AU (1) AU662087B2 (es)
BR (1) BR9305556A (es)
CA (1) CA2114625C (es)
GB (1) GB2273634B (es)
HK (1) HK74896A (es)
MX (1) MX9303650A (es)
NZ (1) NZ253807A (es)
SA (1) SA93140006B1 (es)
SE (1) SE470371B (es)
WO (1) WO1994000924A1 (es)

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SE503522C2 (sv) * 1994-10-31 1996-07-01 Ericsson Telefon Ab L M Förfarande och anordning för kanalestimering
GB2302777B (en) * 1995-06-27 2000-02-23 Motorola Israel Ltd Method of recovering symbols of a digitally modulated radio signal
JPH0969862A (ja) * 1995-08-31 1997-03-11 Mitsubishi Electric Corp ディジタル無線通信受信機
KR0170690B1 (ko) * 1995-09-23 1999-03-20 김광호 반송파 및 심볼타이밍 복원완료 검출회로와 그 방법 및 이를 채용한 고해상도 텔레비젼
US5838739A (en) * 1996-03-29 1998-11-17 Ericsson Inc. Channel estimator circuitry, and associated method, for a digital communication system
US5815529A (en) * 1996-04-04 1998-09-29 Lucent Technologies Inc. Transmission system for digital audio broadcasting that incorporates a rotator in the transmitter
FI962140A (fi) 1996-05-21 1997-11-22 Nokia Telecommunications Oy Menetelmä impulssivasteen estimoimiseksi sekä vastaanotin
US5727028A (en) * 1996-07-31 1998-03-10 Motorola, Inc. Method and apparatus for receiving a signal in a digital radio frequency communication system
US7190720B2 (en) * 2001-07-03 2007-03-13 Zenith Electronics Corporation Tap weight initializer for an adaptive equalizer
US6404828B2 (en) * 1997-03-12 2002-06-11 Interdigital Technology Corporation Multichannel decoder
US6005898A (en) * 1997-03-12 1999-12-21 Interdigital Technology Corporation Multichannel viterbi decoder
US20060262832A1 (en) * 1997-03-12 2006-11-23 Interdigital Technology Corporation Convolutionally encoding and decoding multiple data streams
US5937014A (en) * 1997-03-27 1999-08-10 Telefonaktiebolaget Lm Ericsson Self-synchronizing equalization techniques and systems
FI106681B (fi) * 1997-08-29 2001-03-15 Nokia Networks Oy Parametrin estimointimenetelmä ja vastaanotin
US6130909A (en) * 1998-01-16 2000-10-10 Transamerica Business Credit Corporation Method and apparatus for equalization in a diversity receiver
JP3099796B2 (ja) * 1998-02-19 2000-10-16 日本電気株式会社 自動等化方法及び自動等化器
EP0954143B1 (en) * 1998-04-30 2007-02-14 Lucent Technologies Inc. Iterative channel estimation
CA2269925C (en) 1998-04-30 2004-02-03 Lucent Technologies Inc. Iterative channel estimation
US6269131B1 (en) * 1998-05-28 2001-07-31 Glenayre Electronics, Inc. Physical channel estimator
US6771722B2 (en) * 1998-07-31 2004-08-03 Motorola, Inc. Channel estimator and method therefor
US6314148B1 (en) * 1998-12-08 2001-11-06 Ericsson Inc Synchronization tracking method
US7092457B1 (en) * 2000-01-18 2006-08-15 University Of Southern California Adaptive iterative detection
US6907092B1 (en) * 2000-07-14 2005-06-14 Comsys Communication & Signal Processing Ltd. Method of channel order selection and channel estimation in a wireless communication system
US6970520B1 (en) 2000-11-13 2005-11-29 Telefonaktiebolaget Lm Ericsson (Publ) Methods and systems for accumulating metrics generated by a sequence estimation algorithm
GB2392066B (en) * 2002-08-16 2005-11-09 Toshiba Res Europ Ltd Equaliser apparatus and methods
KR20040019499A (ko) * 2002-08-28 2004-03-06 삼성전자주식회사 등화속도를 향상시키는 등화기를 갖는 단일반송파수신기및 그의 등화방법
EP1733488A4 (en) * 2004-04-09 2010-07-14 Axiocom Inc METHOD AND SYSTEM FOR ESTIMATING MULTI-USER CHANNEL IN DS-CDMA SYSTEMS
US7209510B2 (en) * 2004-07-20 2007-04-24 Skyworks Solution, Inc. Channel estimation system for a wideband code division multiple access (WCDMA) communication system
EP1842349B1 (en) * 2005-01-14 2020-04-08 Texas Instruments Incorporated Communication system overlap-and-add operation
CN101369980B (zh) * 2008-09-26 2010-08-11 北京航空航天大学 基于自适应采样的带宽估计方法
CN101778061B (zh) * 2009-01-12 2013-01-30 瑞昱半导体股份有限公司 具有适应性信道估测功能的接收系统及适应性信道估测器
CN104067582A (zh) * 2011-10-19 2014-09-24 奥普蒂斯蜂窝技术有限责任公司 信道预测方法和设备
CN103945442A (zh) * 2014-05-07 2014-07-23 东南大学 移动通信系统中基于线性预测原理的系统异常检测方法
US9882710B2 (en) * 2016-06-23 2018-01-30 Macom Connectivity Solutions, Llc Resolving interaction between channel estimation and timing recovery
US10135606B2 (en) 2016-10-27 2018-11-20 Macom Connectivity Solutions, Llc Mitigating interaction between adaptive equalization and timing recovery

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Also Published As

Publication number Publication date
SA93140006B1 (ar) 2005-07-31
CA2114625A1 (en) 1994-01-06
CA2114625C (en) 2003-05-20
GB2273634B (en) 1996-02-21
CN1049545C (zh) 2000-02-16
BR9305556A (pt) 1994-11-08
GB9401509D0 (en) 1994-04-13
SE9201924L (sv) 1993-12-24
SE9201924D0 (sv) 1992-06-23
WO1994000924A1 (en) 1994-01-06
HK74896A (en) 1996-05-10
JPH06510414A (ja) 1994-11-17
US5596607A (en) 1997-01-21
CN1082279A (zh) 1994-02-16
AU5418694A (en) 1994-01-24
GB2273634A (en) 1994-06-22
NZ253807A (en) 1996-04-26
AU662087B2 (en) 1995-08-17
SE470371B (sv) 1994-01-31

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