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SE502656C2 - Metod för synkronisering av sändare och mottagare vid mobilt radiosystem - Google Patents

Metod för synkronisering av sändare och mottagare vid mobilt radiosystem

Info

Publication number
SE502656C2
SE502656C2 SE9404121A SE9404121A SE502656C2 SE 502656 C2 SE502656 C2 SE 502656C2 SE 9404121 A SE9404121 A SE 9404121A SE 9404121 A SE9404121 A SE 9404121A SE 502656 C2 SE502656 C2 SE 502656C2
Authority
SE
Sweden
Prior art keywords
channel
blocks
synchronization
data
data channel
Prior art date
Application number
SE9404121A
Other languages
English (en)
Swedish (sv)
Other versions
SE9404121D0 (sv
SE9404121L (sv
Inventor
Bo Engstroem
Mikael Isaksson
Roger Larsson
Sven-Rune Olofsson
Lennart Olsson
Michael Unnebaeck
Goeran Oeqvist
Original Assignee
Telia Ab
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 Telia Ab filed Critical Telia Ab
Priority to SE9404121A priority Critical patent/SE9404121L/xx
Publication of SE9404121D0 publication Critical patent/SE9404121D0/xx
Priority to DE69533142T priority patent/DE69533142T2/de
Priority to US08/836,985 priority patent/US6084871A/en
Priority to EP95939444A priority patent/EP0795239B9/fr
Priority to PCT/SE1995/001382 priority patent/WO1996017455A1/fr
Priority to DK95939444T priority patent/DK0795239T3/da
Publication of SE502656C2 publication Critical patent/SE502656C2/sv
Publication of SE9404121L publication Critical patent/SE9404121L/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
SE9404121A 1994-11-29 1994-11-29 Metod för synkronisering av sändare och mottagare vid mobilt radiosystem SE9404121L (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9404121A SE9404121L (sv) 1994-11-29 1994-11-29 Metod för synkronisering av sändare och mottagare vid mobilt radiosystem
DE69533142T DE69533142T2 (de) 1994-11-29 1995-11-21 Verfahren zur synchronisierung von sender und empfänger in mobilen funksystemen
US08/836,985 US6084871A (en) 1994-11-29 1995-11-21 Method for synchronization of transmitter and receiver at mobile radio system
EP95939444A EP0795239B9 (fr) 1994-11-29 1995-11-21 Procede de synchronisation d'un emetteur et d'un recepteur dans des systemes radiotelephoniques mobiles
PCT/SE1995/001382 WO1996017455A1 (fr) 1994-11-29 1995-11-21 Procede de synchronisation d'un emetteur et d'un recepteur dans un systeme radiotelephonique mobile
DK95939444T DK0795239T3 (da) 1994-11-29 1995-11-21 Fremgangsmåde til synkronisering af sender og modtager i mobilradiosystemer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9404121A SE9404121L (sv) 1994-11-29 1994-11-29 Metod för synkronisering av sändare och mottagare vid mobilt radiosystem

Publications (3)

Publication Number Publication Date
SE9404121D0 SE9404121D0 (sv) 1994-11-29
SE502656C2 true SE502656C2 (sv) 1995-12-04
SE9404121L SE9404121L (sv) 1995-12-04

Family

ID=20396140

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9404121A SE9404121L (sv) 1994-11-29 1994-11-29 Metod för synkronisering av sändare och mottagare vid mobilt radiosystem

Country Status (6)

Country Link
US (1) US6084871A (fr)
EP (1) EP0795239B9 (fr)
DE (1) DE69533142T2 (fr)
DK (1) DK0795239T3 (fr)
SE (1) SE9404121L (fr)
WO (1) WO1996017455A1 (fr)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6334219B1 (en) 1994-09-26 2001-12-25 Adc Telecommunications Inc. Channel selection for a hybrid fiber coax network
US7280564B1 (en) 1995-02-06 2007-10-09 Adc Telecommunications, Inc. Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing
USRE42236E1 (en) 1995-02-06 2011-03-22 Adc Telecommunications, Inc. Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing
WO1998043384A1 (fr) * 1997-03-26 1998-10-01 Siemens Aktiengesellschaft Procede et dispositif emetteur pour emettre des symboles de donnees provenant de signaux d'abonnes par l'intermediaire d'une interface radio d'un systeme de telecommunication mobile
JPH1174861A (ja) * 1997-08-27 1999-03-16 Sony Corp 無線通信システム
SE9704497L (sv) * 1997-12-03 1999-06-04 Telia Ab Förbättringar av, eller med avseende på, data scramblers
US5955992A (en) * 1998-02-12 1999-09-21 Shattil; Steve J. Frequency-shifted feedback cavity used as a phased array antenna controller and carrier interference multiple access spread-spectrum transmitter
US7430257B1 (en) * 1998-02-12 2008-09-30 Lot 41 Acquisition Foundation, Llc Multicarrier sub-layer for direct sequence channel and multiple-access coding
US6643281B1 (en) 1998-03-05 2003-11-04 At&T Wireless Services, Inc. Synchronization preamble method for OFDM waveforms in a communications system
JP3214466B2 (ja) * 1998-04-07 2001-10-02 日本電気株式会社 移動通信システム及びその通信制御方法並びにそれに用いる基地局及び移動局
FR2785748B1 (fr) * 1998-11-09 2000-12-15 Cit Alcatel Synchronisation dans un systeme de telecommunications en acces multiple a division par codes
US7324495B1 (en) * 1999-06-23 2008-01-29 Clearwire Corporation System and method for broadcasting timing information to remote units in a wireless multiple access network
US6629206B1 (en) * 1999-12-31 2003-09-30 Koninklijke Philips Electronics N.V. Set-associative cache-management using parallel reads and serial reads initiated during a wait state
JP3522619B2 (ja) * 2000-01-05 2004-04-26 株式会社エヌ・ティ・ティ・ドコモ マルチキャリアｃｄｍａ伝送システムにおける送信機
US7298721B2 (en) * 2000-02-02 2007-11-20 Ntt Docomo, Inc. Single-carrier/DS-CDMA packet transmitting method, uplink packet transmitting method in multi carrier/DS-CDMA mobile communication system, and structure of downlink channel in multi carrier/DS-CDMA mobile communication system
NZ506558A (en) * 2000-08-25 2003-04-29 Ind Res Ltd A broadband indoor communication system using ofdm
US7092440B1 (en) * 2000-09-27 2006-08-15 Ut-Battelle Llc Hybrid spread-spectrum technique for expanding channel capacity
US8670390B2 (en) 2000-11-22 2014-03-11 Genghiscomm Holdings, LLC Cooperative beam-forming in wireless networks
KR100370660B1 (ko) * 2001-01-10 2003-02-05 주식회사 카서 분리된 동기채널을 이용한 씨디엠에이 신호 동기 방법
US6940827B2 (en) * 2001-03-09 2005-09-06 Adaptix, Inc. Communication system using OFDM for one direction and DSSS for another direction
US10355720B2 (en) 2001-04-26 2019-07-16 Genghiscomm Holdings, LLC Distributed software-defined radio
US9819449B2 (en) 2002-05-14 2017-11-14 Genghiscomm Holdings, LLC Cooperative subspace demultiplexing in content delivery networks
US10425135B2 (en) 2001-04-26 2019-09-24 Genghiscomm Holdings, LLC Coordinated multipoint systems
US10931338B2 (en) 2001-04-26 2021-02-23 Genghiscomm Holdings, LLC Coordinated multipoint systems
US9893774B2 (en) 2001-04-26 2018-02-13 Genghiscomm Holdings, LLC Cloud radio access network
US10200227B2 (en) 2002-05-14 2019-02-05 Genghiscomm Holdings, LLC Pre-coding in multi-user MIMO
US10142082B1 (en) 2002-05-14 2018-11-27 Genghiscomm Holdings, LLC Pre-coding in OFDM
US9628231B2 (en) 2002-05-14 2017-04-18 Genghiscomm Holdings, LLC Spreading and precoding in OFDM
US10644916B1 (en) 2002-05-14 2020-05-05 Genghiscomm Holdings, LLC Spreading and precoding in OFDM
JP4195901B2 (ja) * 2003-02-05 2008-12-17 インターデイジタル テクノロジー コーポレーション ワイヤレス通信システムにおける初期セルサーチ
FR2851384B1 (fr) * 2003-02-17 2009-12-18 Wavecom Procede de transmission de donnees radio, signal, systeme et dispositifs correspondant.
FR2866507B1 (fr) * 2004-02-16 2006-05-05 Wavecom Signal de radiotelephonie cellulaire permettant une synchronisation au niveau sous-trame d'un canal supplementaire a l'aide d'un canal principal, procede, mobile et station de base correspondants.
FR2868656B1 (fr) * 2004-04-06 2006-06-02 Wavecom Sa Signal de radiotelephonie cellulaire permettant une synchronisation au niveau d'une entite d'un canal supplementaire par numerotation des symboles, procede, terminal et station de base correspondants
DE102004028166A1 (de) * 2004-06-09 2006-01-05 Krämer, Alexander, Dr. Verfahren zur Konstruktion einer Systemvernetzung
US11184037B1 (en) 2004-08-02 2021-11-23 Genghiscomm Holdings, LLC Demodulating and decoding carrier interferometry signals
US11552737B1 (en) 2004-08-02 2023-01-10 Genghiscomm Holdings, LLC Cooperative MIMO
US11431386B1 (en) 2004-08-02 2022-08-30 Genghiscomm Holdings, LLC Transmit pre-coding
US20060045192A1 (en) * 2004-08-25 2006-03-02 Hiroshi Hayashi Method and apparatus for pilot channel transmission and reception within a multi-carrier communication system
JP4440831B2 (ja) * 2005-06-14 2010-03-24 株式会社エヌ・ティ・ティ・ドコモ 基地局装置、送信方法及び通信システム
US12224860B1 (en) 2014-01-30 2025-02-11 Genghiscomm Holdings, LLC Linear coding in decentralized networks
US10637705B1 (en) 2017-05-25 2020-04-28 Genghiscomm Holdings, LLC Peak-to-average-power reduction for OFDM multiple access
US10243773B1 (en) 2017-06-30 2019-03-26 Genghiscomm Holdings, LLC Efficient peak-to-average-power reduction for OFDM and MIMO-OFDM
US12206535B1 (en) 2018-06-17 2025-01-21 Tybalt, Llc Artificial neural networks in wireless communication systems
US11917604B2 (en) 2019-01-25 2024-02-27 Tybalt, Llc Orthogonal multiple access and non-orthogonal multiple access
US11343823B2 (en) 2020-08-16 2022-05-24 Tybalt, Llc Orthogonal multiple access and non-orthogonal multiple access
RU2703509C1 (ru) * 2018-10-24 2019-10-18 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский университет "Московский институт электронной техники" Способ синхронизации в системах с прямым расширением спектра
CN113454964A (zh) 2019-01-25 2021-09-28 珍吉斯科姆控股有限责任公司 正交多址和非正交多址
WO2020242898A1 (fr) 2019-05-26 2020-12-03 Genghiscomm Holdings, LLC Accès multiple non orthogonal

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5949744B2 (ja) * 1976-11-11 1984-12-04 日本電気株式会社 フレ−ム同期回路
JPS57154956A (en) * 1981-03-19 1982-09-24 Fuji Xerox Co Ltd Transmitting system of digital signal
US4534026A (en) * 1983-12-06 1985-08-06 Paradyne Corporation Normalized error compensator for modems using radial amplitude modulation for multiplexing
DE3401727A1 (de) * 1984-01-19 1985-08-01 ANT Nachrichtentechnik GmbH, 7150 Backnang Digitales datenuebertragungssystem
DE3537105C2 (de) * 1985-10-18 1994-02-17 Bosch Gmbh Robert Nachrichtenübertragungsverfahren
NZ232223A (en) * 1989-01-27 1993-03-26 British Telecomm Alternate burst communication for cordless phones re-established after channel failure
CA2054591C (fr) * 1991-02-28 1996-09-03 Giovanni Vannucci Systemes de telecommunication sans fil
US5299235A (en) * 1991-09-10 1994-03-29 Telefonaktiebolaget L M Ericsson Time synchronization of a receiver in a digital radio telephone system
US5267261A (en) * 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
US5517499A (en) * 1992-05-28 1996-05-14 Telefonaktiebolaget Lm Ericsson Method and an arrangement for synchronizing two or more communication networks of the time multiplex type
US5327581A (en) * 1992-05-29 1994-07-05 Motorola, Inc. Method and apparatus for maintaining synchronization in a simulcast system
ES2078150B1 (es) * 1993-06-25 1998-01-01 Alcatel Standard Electrica Subsistema de comunicaciones entre estaciones base y controladores de estaciones base en sistemas de comunicaciones a rafagas.
SE9302453L (sv) * 1993-07-20 1994-10-17 Telia Ab Förfarande och anordning för synkronisering i digitalt transmissionssystem av typen OFDM
US5491718A (en) * 1994-01-05 1996-02-13 Nokia Mobile Phones Ltd. CDMA radiotelephone having optimized slotted mode and long code operation
US5539730A (en) * 1994-01-11 1996-07-23 Ericsson Ge Mobile Communications Inc. TDMA/FDMA/CDMA hybrid radio access methods
US5606560A (en) * 1994-09-23 1997-02-25 Motorola, Inc. Between a base station and a portable device

Also Published As

Publication number Publication date
EP0795239A1 (fr) 1997-09-17
DE69533142D1 (de) 2004-07-15
DK0795239T3 (da) 2004-10-18
US6084871A (en) 2000-07-04
DE69533142T2 (de) 2005-07-07
WO1996017455A1 (fr) 1996-06-06
SE9404121D0 (sv) 1994-11-29
EP0795239B9 (fr) 2005-01-12
EP0795239B1 (fr) 2004-06-09
SE9404121L (sv) 1995-12-04

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