FI931044A0 - Traeningssekvens i ett digitalt cellulaert radiotelefonsystem - Google Patents

Traeningssekvens i ett digitalt cellulaert radiotelefonsystem

Info

Publication number
FI931044A0
FI931044A0 FI931044A FI931044A FI931044A0 FI 931044 A0 FI931044 A0 FI 931044A0 FI 931044 A FI931044 A FI 931044A FI 931044 A FI931044 A FI 931044A FI 931044 A0 FI931044 A0 FI 931044A0
Authority
FI
Finland
Prior art keywords
radiotelefonsystem
cellulaert
training sequence
digitalt
ett
Prior art date
Application number
FI931044A
Other languages
English (en)
Other versions
FI108975B (fi
FI931044A (fi
Inventor
Esa Malkamaeki
Pekka Ranta
Original Assignee
Nokia Mobile Phones Ltd
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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI931044A priority Critical patent/FI108975B/fi
Publication of FI931044A0 publication Critical patent/FI931044A0/fi
Priority to US08/201,343 priority patent/US5479444A/en
Priority to EP94301611A priority patent/EP0615352B1/en
Priority to DE69419792T priority patent/DE69419792T2/de
Priority to JP6038459A priority patent/JPH06326642A/ja
Publication of FI931044A publication Critical patent/FI931044A/fi
Application granted granted Critical
Publication of FI108975B publication Critical patent/FI108975B/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)
FI931044A 1993-03-09 1993-03-09 Opetusjakso digitaalisessa solukkopuhelinjärjestelmässä FI108975B (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI931044A FI108975B (fi) 1993-03-09 1993-03-09 Opetusjakso digitaalisessa solukkopuhelinjärjestelmässä
US08/201,343 US5479444A (en) 1993-03-09 1994-02-24 Training sequence in digital cellular radio telephone system
EP94301611A EP0615352B1 (en) 1993-03-09 1994-03-08 Radio telephone system using a variable length training sequence
DE69419792T DE69419792T2 (de) 1993-03-09 1994-03-08 Funktelefonsystem mit Trainingsfolge variabeler Länge
JP6038459A JPH06326642A (ja) 1993-03-09 1994-03-09 デジタル方式のセルラー無線電話システム

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI931044A FI108975B (fi) 1993-03-09 1993-03-09 Opetusjakso digitaalisessa solukkopuhelinjärjestelmässä
FI931044 1993-03-09

Publications (3)

Publication Number Publication Date
FI931044A0 true FI931044A0 (fi) 1993-03-09
FI931044A FI931044A (fi) 1994-09-10
FI108975B FI108975B (fi) 2002-04-30

Family

ID=8537520

Family Applications (1)

Application Number Title Priority Date Filing Date
FI931044A FI108975B (fi) 1993-03-09 1993-03-09 Opetusjakso digitaalisessa solukkopuhelinjärjestelmässä

Country Status (5)

Country Link
US (1) US5479444A (fi)
EP (1) EP0615352B1 (fi)
JP (1) JPH06326642A (fi)
DE (1) DE69419792T2 (fi)
FI (1) FI108975B (fi)

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DE19733120A1 (de) 1997-07-31 1999-02-18 Siemens Ag Verfahren und Funkstation zur Datenübertragung
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US6269093B1 (en) 1997-12-16 2001-07-31 Nokia Mobile Phones Limited Adaptive removal of disturbance in TDMA acoustic peripheral devices
DE19808371C2 (de) 1998-02-27 2001-12-13 Siemens Ag Verfahren und Funk-Kommunikationssystem zur Informationsübertragung zwischen einer Basisstation und weiteren Funkstationen
DE69820421T2 (de) * 1998-06-19 2004-05-27 Motorola Semiconducteurs S.A. Verfahren und Vorrichtung zum Entzerren in einem Funkempfänger
US6522644B2 (en) * 1998-06-25 2003-02-18 Telefonaktiebolaget Lm Ericsson (Publ) Method for decorrelating background interference in a time-synchronized mobile communications system
AU748664B2 (en) 1998-06-30 2002-06-06 Nokia Siemens Networks Gmbh & Co. Kg Air interface for telecommunications systems with cordless telecommunications between mobile and/or stationary transmitting/receiving devices
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US6411649B1 (en) * 1998-10-20 2002-06-25 Ericsson Inc. Adaptive channel tracking using pilot sequences
DE19909921A1 (de) * 1999-03-06 2000-09-14 Bosch Gmbh Robert Datenübertragungsvorrichtung und -verfahren
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US7952511B1 (en) 1999-04-07 2011-05-31 Geer James L Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns
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US7372825B1 (en) * 1999-07-13 2008-05-13 Texas Instruments Incorporated Wireless communications system with cycling of unique cell bit sequences in station communications
DE19946866B4 (de) 1999-09-30 2014-10-16 Ipcom Gmbh & Co. Kg Datenübertragungsverfahren
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DE60041875D1 (de) * 2000-09-20 2009-05-07 Lucent Technologies Inc Kommunikationssystem und Verfahren mit variablen Trainingsmittel
GB2369015A (en) * 2000-11-09 2002-05-15 Sony Uk Ltd Receiver that uses guard signals to estimate synchronisation position
US6853681B1 (en) * 2000-11-28 2005-02-08 Telefonaktiebolaget L M Ericsson (Publ) Using different channel models for different training sequences
US6912249B2 (en) * 2001-03-15 2005-06-28 Telefonaktiebolaget L M Ericsson (Publ) Method and system for training a radio receiver
EP1249961A1 (de) * 2001-04-10 2002-10-16 Siemens Aktiengesellschaft Verfahren und Kommunikationssystem-Vorrichtung zur Synchronisierung von über eine Schnittstelle übertragenen Daten
US7079601B2 (en) 2001-06-19 2006-07-18 Telefonaktiebolaget Lm Ericsson (Publ) Efficient channel estimation in a digital communications system
GB2376855A (en) * 2001-06-20 2002-12-24 Sony Uk Ltd Determining symbol synchronisation in an OFDM receiver in response to one of two impulse response estimates
US7277405B2 (en) * 2001-12-27 2007-10-02 Motorola, Inc. Timing recovery and cross talk prevention in the presence of co-channel interference
US7720161B1 (en) 2002-07-09 2010-05-18 Intel Corporation Generating training sequences in a communications system
CN1298125C (zh) * 2003-02-26 2007-01-31 电子科技大学 一种用于消除训练序列的Turbo方法
DE10348818B4 (de) * 2003-10-21 2005-11-10 Universität Hannover Verfahren zur Regelung eines Schutzintervalls von Datenströmen in digitalen Funkübertragungseinrichtungen und Funkempfangsgerät hierzu
US8498650B2 (en) * 2003-12-05 2013-07-30 Qualcomm Incorporated Systems and methods for adaptively allocating resources between a dedicated reference signal and a traffic signal
US7646703B2 (en) 2004-07-27 2010-01-12 Broadcom Corporation Backward-compatible long training sequences for wireless communication networks
DE102004047718B4 (de) * 2004-09-30 2009-01-02 Infineon Technologies Ag Verfahren und Empfängerschaltung zur Reduzierung von RFI-Störungen
JP2008529387A (ja) * 2005-01-31 2008-07-31 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 無線通信におけるトレーニングシーケンスの変動する長さを使用する方法及び装置。
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US7746916B2 (en) 2005-11-28 2010-06-29 Lg Electronics Inc. Method and apparatus for generating and transmitting code sequence in a wireless communication system
US8300798B1 (en) 2006-04-03 2012-10-30 Wai Wu Intelligent communication routing system and method
KR100922970B1 (ko) * 2007-02-08 2009-10-22 삼성전자주식회사 통신 시스템에서의 훈련 시퀀스 코드의 생성/변조 방법 및 이를 이용한 데이터 송신 장치
KR101040465B1 (ko) 2007-03-16 2011-06-09 엘지에릭슨 주식회사 Ｃａｚａｃ 코드 기반 이동통신 시스템에서의 채널 추정방법
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GB2449423B (en) 2007-05-17 2012-06-20 Plextek Ltd Transmission frames
CN102377704B (zh) * 2010-08-24 2014-06-04 华为技术有限公司 训练序列符号插入方法、装置及通信系统
JP5592839B2 (ja) * 2011-06-13 2014-09-17 日本電信電話株式会社 無線通信システム及び無線通信方法
US10499421B2 (en) * 2014-03-21 2019-12-03 Qualcomm Incorporated Techniques for configuring preamble and overhead signals for transmissions in an unlicensed radio frequency spectrum band

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Also Published As

Publication number Publication date
US5479444A (en) 1995-12-26
DE69419792D1 (de) 1999-09-09
FI108975B (fi) 2002-04-30
JPH06326642A (ja) 1994-11-25
FI931044A (fi) 1994-09-10
EP0615352A1 (en) 1994-09-14
DE69419792T2 (de) 2000-03-09
EP0615352B1 (en) 1999-08-04

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