DE69734134D1 - Verfahren und gerät zur kanalparameterschätzung in einem digitalen funksystem - Google Patents

Verfahren und gerät zur kanalparameterschätzung in einem digitalen funksystem

Info

Publication number
DE69734134D1
DE69734134D1 DE69734134T DE69734134T DE69734134D1 DE 69734134 D1 DE69734134 D1 DE 69734134D1 DE 69734134 T DE69734134 T DE 69734134T DE 69734134 T DE69734134 T DE 69734134T DE 69734134 D1 DE69734134 D1 DE 69734134D1
Authority
DE
Germany
Prior art keywords
radio system
parameter estimation
digital radio
channel parameter
channel
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
DE69734134T
Other languages
English (en)
Other versions
DE69734134T2 (de
Inventor
A Sexton
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
Publication of DE69734134D1 publication Critical patent/DE69734134D1/de
Application granted granted Critical
Publication of DE69734134T2 publication Critical patent/DE69734134T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Quality & Reliability (AREA)
  • Theoretical Computer Science (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
DE69734134T 1996-03-15 1997-01-03 Verfahren und gerät zur kanalparameterschätzung in einem digitalen funksystem Expired - Fee Related DE69734134T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US616794 1990-11-21
US08/616,794 US5790596A (en) 1996-03-15 1996-03-15 Radiotelephone communication unit displaying chronological information
PCT/US1997/000165 WO1997034380A1 (en) 1996-03-15 1997-01-03 Method and apparatus for estimating a channel parameter in a digital radio frequency communication system

Publications (2)

Publication Number Publication Date
DE69734134D1 true DE69734134D1 (de) 2005-10-13
DE69734134T2 DE69734134T2 (de) 2006-01-19

Family

ID=24470966

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69734134T Expired - Fee Related DE69734134T2 (de) 1996-03-15 1997-01-03 Verfahren und gerät zur kanalparameterschätzung in einem digitalen funksystem

Country Status (7)

Country Link
US (1) US5790596A (de)
EP (1) EP0827651B1 (de)
JP (1) JP3749733B2 (de)
KR (1) KR100264407B1 (de)
CN (1) CN1083652C (de)
DE (1) DE69734134T2 (de)
WO (1) WO1997034380A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1662742B1 (de) * 1996-06-24 2013-02-06 Ntt Docomo, Inc. Verfahren, System und Empfänger zur Übertragung von Daten.
US6243568B1 (en) * 1997-03-22 2001-06-05 Sharp Laboratories Of America, Inc. System and method for intuitively indicating signal quality in a wireless digital communications network
US6005897A (en) * 1997-12-16 1999-12-21 Mccallister; Ronald D. Data communication system and method therefor
US6366624B1 (en) * 1998-11-30 2002-04-02 Ericsson Inc. Systems and methods for receiving a modulated signal containing encoded and unencoded bits using multi-pass demodulation
US6668011B1 (en) 1998-12-21 2003-12-23 Nortel Networks Limited Block detection receiver
US6621850B1 (en) * 1998-12-21 2003-09-16 Nortel Networks Limited Block detection receiver
US6441754B1 (en) * 1999-08-17 2002-08-27 General Instrument Corporation Apparatus and methods for transcoder-based adaptive quantization
US6498805B1 (en) * 1999-11-03 2002-12-24 Motorola, Inc. Apparatus and method for estimating channel phase using channel symbol reliability data
US6704299B1 (en) 1999-11-30 2004-03-09 Nortel Networks Limited Efficient frame quality indicator for a wireless signal decoder
ATE372610T1 (de) * 2000-02-21 2007-09-15 Alcatel Lucent Verfahren zur einstellung eines signalqualitätssollwertes während der sendeleistungsregelung in einem cdma- funkkomminikationsnetzwerk
CA2346598A1 (en) * 2000-05-10 2001-11-10 Trw Inc. Carrier phase recovery techniques
US6977918B2 (en) * 2001-06-29 2005-12-20 Nokia Corp. Method and apparatus for processing a signal received in a high data rate communication system
US7197282B2 (en) * 2001-07-26 2007-03-27 Ericsson Inc. Mobile station loop-back signal processing
FR2837302A1 (fr) * 2002-03-13 2003-09-19 Thales Sa Procede de prediction d'evenements de trafic aerien, notamment pour une aide a la decision des compagnies aeriennes et des aeroports
US8412274B2 (en) * 2006-06-08 2013-04-02 Hitachi Kokusai Electric Inc. Wireless base station device
BRPI0813991A2 (pt) * 2007-06-28 2017-08-08 Samsung Electronics Co Ltd Resposta a mcast de a-vsb de rfp de móvel / portátil de atsc e camadas física e de enlace de a-vsb com com rede de frequência única
CA2692243A1 (en) * 2007-06-28 2008-12-31 Samsung Electronics Co., Ltd. Response to atsc mobile/handheld rfp a-vsb mcast and, physical layers for atsc-m/hh
JP4913018B2 (ja) * 2007-11-12 2012-04-11 富士通株式会社 逆拡散回路および電子機器
KR101481100B1 (ko) 2013-06-25 2015-01-26 전북대학교산학협력단 차세대 이동통신 소형 셀 ｍｉｍｏ ｌｔｅ 네트워크를 위한 채널 추정 방법 및 이를 적용한 이동 통신 시스템

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5559757A (en) * 1991-12-18 1996-09-24 Catipovic; Josko A. Spatial diversity processing for underwater acoustic telemetry
US5471471A (en) * 1992-01-03 1995-11-28 Motorola, Inc. Signal communication method and apparatus
US5265122A (en) * 1992-03-19 1993-11-23 Motorola, Inc. Method and apparatus for estimating signal weighting parameters in a diversity receiver
US5323421A (en) * 1992-09-30 1994-06-21 Motorola, Inc. Method and apparatus of estimating channel quality in a receiver
US5351274A (en) * 1993-08-20 1994-09-27 General Electric Company Post detection selection combining diversity receivers for mobile and indoor radio channels
US5465269A (en) * 1994-02-02 1995-11-07 Motorola, Inc. Method and apparatus for encoding and decoding a supplementary signal
US5497401A (en) * 1994-11-18 1996-03-05 Thomson Consumer Electronics, Inc. Branch metric computer for a Viterbi decoder of a punctured and pragmatic trellis code convolutional decoder suitable for use in a multi-channel receiver of satellite, terrestrial and cable transmitted FEC compressed-digital television data

Also Published As

Publication number Publication date
KR19990014789A (ko) 1999-02-25
EP0827651A1 (de) 1998-03-11
JPH11505692A (ja) 1999-05-21
EP0827651B1 (de) 2005-09-07
EP0827651A4 (de) 2002-11-13
CN1182509A (zh) 1998-05-20
US5790596A (en) 1998-08-04
JP3749733B2 (ja) 2006-03-01
WO1997034380A1 (en) 1997-09-18
KR100264407B1 (ko) 2000-08-16
DE69734134T2 (de) 2006-01-19
CN1083652C (zh) 2002-04-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee