ATE443383T1 - Multiplexierungsschema für unicast- und broadcast verkehr in einem drahtlosen mehrträger- kommunikationsnetzwerk - Google Patents

Multiplexierungsschema für unicast- und broadcast verkehr in einem drahtlosen mehrträger- kommunikationsnetzwerk

Info

Publication number
ATE443383T1
ATE443383T1 AT06012452T AT06012452T ATE443383T1 AT E443383 T1 ATE443383 T1 AT E443383T1 AT 06012452 T AT06012452 T AT 06012452T AT 06012452 T AT06012452 T AT 06012452T AT E443383 T1 ATE443383 T1 AT E443383T1
Authority
AT
Austria
Prior art keywords
multiplexation
unicast
scheme
communications network
wireless multi
Prior art date
Application number
AT06012452T
Other languages
English (en)
Inventor
Farooq Khan
Original Assignee
Samsung Electronics Co 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of ATE443383T1 publication Critical patent/ATE443383T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
    • 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
    • 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
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0037—Inter-user or inter-terminal allocation
    • 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
    • H04L27/26035—Maintenance of orthogonality, e.g. for signals exchanged between cells or users, or by using covering codes or sequences
    • 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
    • H04L27/2647—Arrangements specific to the receiver only

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
AT06012452T 2005-06-15 2006-06-16 Multiplexierungsschema für unicast- und broadcast verkehr in einem drahtlosen mehrträger- kommunikationsnetzwerk ATE443383T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US69074305P 2005-06-15 2005-06-15
US69084605P 2005-06-15 2005-06-15
US11/414,965 US7894818B2 (en) 2005-06-15 2006-05-01 Apparatus and method for multiplexing broadcast and unicast traffic in a multi-carrier wireless network

Publications (1)

Publication Number Publication Date
ATE443383T1 true ATE443383T1 (de) 2009-10-15

Family

ID=36972696

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06012452T ATE443383T1 (de) 2005-06-15 2006-06-16 Multiplexierungsschema für unicast- und broadcast verkehr in einem drahtlosen mehrträger- kommunikationsnetzwerk

Country Status (4)

Country Link
US (1) US7894818B2 (de)
EP (1) EP1734684B1 (de)
AT (1) ATE443383T1 (de)
DE (1) DE602006009185D1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102143119B (zh) * 2005-03-30 2016-03-16 苹果公司 正交频分多路复用符号的传输方法和系统
US7894818B2 (en) * 2005-06-15 2011-02-22 Samsung Electronics Co., Ltd. Apparatus and method for multiplexing broadcast and unicast traffic in a multi-carrier wireless network
US20070002724A1 (en) * 2005-06-15 2007-01-04 Samsung Electronics Co., Ltd. Apparatus and method for broadcast superposition and cancellation in a multi-carrier wireless network
WO2007037657A2 (en) * 2005-09-30 2007-04-05 Lg Electronics Inc. A method for transmitting and receiving data using a plurality of carriers
US8175021B2 (en) * 2005-11-04 2012-05-08 Texas Instruments Incorporated Method for transmission of unicast control in broadcast/multicast transmission time intervals
EP1968214A1 (de) * 2006-01-17 2008-09-10 Matsushita Electric Industrial Co., Ltd. Funkübertragungsgerät und -verfahren
JP4451400B2 (ja) * 2006-01-18 2010-04-14 株式会社エヌ・ティ・ティ・ドコモ 送信装置及び送信方法
WO2007147107A2 (en) 2006-06-16 2007-12-21 Qualcomm Incorporated Encoding information in beacon signals
EP2052571B1 (de) * 2006-08-18 2018-10-10 LG Electronics Inc. Broadcast- und multicast-dienste (bcmcs) für drahtlose mobil-breitbandzellularsysteme auf der basis von orthogonal-frequenzmultiplex (ofdm)
US8588171B2 (en) * 2006-09-25 2013-11-19 Panasonic Corporation Radio communication device and pilot arrangement method
US8259773B2 (en) * 2006-10-31 2012-09-04 Alcatel Lucent Method and apparatus for multiplexing code division multiple access and single carrier frequency division multiple access transmissions
UA97824C2 (uk) * 2007-01-10 2012-03-26 Квелкомм Інкорпорейтед Структура пілот-сигналів з мультиплексованими одноадресною і sfn передачами
US8077801B2 (en) 2007-01-10 2011-12-13 Qualcomm Incorporated Pilot structure with multiplexed unicast and SFN transmissions
US7738905B2 (en) * 2007-01-22 2010-06-15 Alcatel-Lucent Usa Inc. Dynamic power allocation for unicast-multicast superposition in wireless broadcasting
US7796639B2 (en) * 2007-03-21 2010-09-14 Motorola Mobility, Inc. Apparatuses and methods for multi-antenna channel quality data acquisition in a broadcast/multicast service network
US8538366B2 (en) * 2007-06-29 2013-09-17 Silicon Laboratories Inc Rotating harmonic rejection mixer
CN101159488B (zh) * 2007-11-12 2013-06-05 中兴通讯股份有限公司 一种时分双工系统物理广播信道的发送方法
US9419836B2 (en) 2008-04-25 2016-08-16 Nokia Solutions And Networks Oy Apparatus, methods, and computer program products providing an indication of cyclic prefix length
JP5188870B2 (ja) * 2008-04-28 2013-04-24 株式会社エヌ・ティ・ティ・ドコモ 基地局、移動局及び周波数分割多重通信方法
US8737373B2 (en) 2008-05-09 2014-05-27 Qualcomm Incorporated Signaling separate unicast and broadcast information with a common pilot
GB0819694D0 (en) * 2008-10-24 2008-12-03 Ipwireless Inc Cellular communication system,communication units and methods for broadcast communication
GB2474795B (en) 2008-11-27 2011-06-22 Ipwireless Inc Communication system, communication units, and method for employing a pilot transmission scheme
KR101590378B1 (ko) * 2009-09-07 2016-02-02 에스케이텔레콤 주식회사 근거리 영역 내의 방송통신 융합 구간에 대한 신호 간섭 최소화 시스템 및 방법, 그리고 이에 적용되는 장치
US9160592B2 (en) 2011-02-23 2015-10-13 Qualcomm Incorporated System and method for single carrier optimization for evolved multimedia broadcast multicast service
US9107186B2 (en) 2011-02-23 2015-08-11 Qualcomm Incorporated Carrier aggregation for evolved multimedia broadcast multicast service enhancement
EP2954650A1 (de) 2013-02-05 2015-12-16 Interdigital Patent Holdings, Inc. Impulsförmige orthogonale frequenzmultiplexierung
MY177342A (en) * 2013-11-27 2020-09-12 Ericsson Telefon Ab L M Network node, wireless device, methods therein, for sending and detecting, respectively, synchronization signal and an associated information
US10334571B2 (en) 2014-12-05 2019-06-25 Marvell World Trade Ltd. Trigger frame format for orthogonal frequency division multiple access (OFDMA) communication
US10390328B2 (en) 2014-12-05 2019-08-20 Marvell World Trade Ltd. Beamforming training in orthogonal frequency division multiple access (OFDMA) communication systems
WO2016164912A1 (en) 2015-04-09 2016-10-13 Marvell World Trade Ltd. Contention-based orthogonal frequency division multiple access (ofdma) communication
US10742285B1 (en) 2015-11-13 2020-08-11 Marvell International Ltd. Explicit multiuser beamforming training in a wireless local area network
US10411934B2 (en) * 2017-10-11 2019-09-10 Istanbul Teknik Universitesi Superposition coded orthogonal frequency division multiplexing (SC-OFDM) system

Family Cites Families (131)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589107A (en) * 1982-11-30 1986-05-13 Itt Corporation Simultaneous voice and data communication and data base access in a switching system using a combined voice conference and data base processing module
US6728467B2 (en) * 1992-03-26 2004-04-27 Matsushita Electric Industrial Co., Ltd. Communication system
US5388101A (en) * 1992-10-26 1995-02-07 Eon Corporation Interactive nationwide data service communication system for stationary and mobile battery operated subscriber units
US5444697A (en) * 1993-08-11 1995-08-22 The University Of British Columbia Method and apparatus for frame synchronization in mobile OFDM data communication
US5748677A (en) * 1996-01-16 1998-05-05 Kumar; Derek D. Reference signal communication method and system
DE19609909A1 (de) * 1996-03-14 1997-09-18 Deutsche Telekom Ag Verfahren und System zur OFDM-Mehrträger-Übertragung von digitalen Rundfunksignalen
JP3556047B2 (ja) * 1996-05-22 2004-08-18 三菱電機株式会社 ディジタル放送受信機
FI102231B (fi) * 1996-09-16 1998-10-30 Nokia Technology Gmbh Symbolitahdistuksen ja näytteenottotaajuuden säätömenetelmä OFDM-modul oituja lähetyksiä vastaanottavassa laitteessa sekä menetelmän toteutta va laite
GB2319935B (en) * 1996-11-29 2001-10-24 Daewoo Electronics Co Ltd Apparatus for correcting frequency offset in ofdm receiving system
US6178036B1 (en) * 1997-01-14 2001-01-23 California Institute Of Technology Opto-electronic devices and systems based on brillouin selective sideband amplification
US6359923B1 (en) * 1997-12-18 2002-03-19 At&T Wireless Services, Inc. Highly bandwidth efficient communications
US5867478A (en) 1997-06-20 1999-02-02 Motorola, Inc. Synchronous coherent orthogonal frequency division multiplexing system, method, software and device
EP2169894B1 (de) * 1997-09-04 2011-08-17 Sony Deutschland GmbH Verfahren zum Übertragen und Sender für OFDM-Signale
JP3724940B2 (ja) * 1998-01-08 2005-12-07 株式会社東芝 Ｏｆｄｍダイバーシチ受信装置
US7430257B1 (en) * 1998-02-12 2008-09-30 Lot 41 Acquisition Foundation, Llc Multicarrier sub-layer for direct sequence channel and multiple-access coding
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
US6148007A (en) * 1998-03-27 2000-11-14 Usa Digital Radio Partners, L.P. Method for data transmission in a digital audio broadcasting system
FI106592B (fi) * 1998-05-07 2001-02-28 Nokia Multimedia Network Termi Menetelmä ja laite symbolitahdistuksen saavuttamiseksi ja ylläpitämiseksi erityisesti OFDM-järjestelmässä
JP2000115116A (ja) * 1998-10-07 2000-04-21 Nippon Columbia Co Ltd 直交周波数分割多重信号発生装置、直交周波数分割多重信号発生方法及び通信装置
DE19857821A1 (de) * 1998-12-15 2000-06-29 Siemens Ag Verfahren und Kommunikationsanordnung zur Übermittlung von Informationen mit Hilfe eines Multiträgerverfahrens
US6925067B2 (en) 1999-04-23 2005-08-02 Qualcomm, Incorporated Configuration of overhead channels in a mixed bandwidth system
US6952394B1 (en) * 1999-05-25 2005-10-04 Samsung Electronics Co., Ltd. Method for transmitting and receiving orthogonal frequency division multiplexing signal and apparatus therefor
US7415061B2 (en) * 1999-08-31 2008-08-19 Broadcom Corporation Cancellation of burst noise in a communication system with application to S-CDMA
US7110434B2 (en) * 1999-08-31 2006-09-19 Broadcom Corporation Cancellation of interference in a communication system with application to S-CDMA
US7406261B2 (en) * 1999-11-02 2008-07-29 Lot 41 Acquisition Foundation, Llc Unified multi-carrier framework for multiple-access technologies
US6631143B1 (en) * 1999-11-12 2003-10-07 Lucent Technologies Inc. Methods and apparatus for frame synchronization in a digital audio broadcasting system
JP4439155B2 (ja) * 1999-11-27 2010-03-24 ドイッチェ テレコム アーゲー 多重搬送波通信システムにおける同一チャンネルの干渉除去方法
US7512409B1 (en) * 2000-01-13 2009-03-31 Zion Hadad Communications Ltd. Cellular network system
JP4323669B2 (ja) * 2000-03-15 2009-09-02 パナソニック株式会社 データ伝送装置及びデータ伝送方法
US6377819B1 (en) * 2000-04-06 2002-04-23 Iospan Wireless, Inc. Wireless communication system using joined transmit and receive processing
US6788349B2 (en) * 2000-04-12 2004-09-07 Her Majesty Of Queen In Right Of Canada, As Respresented By The Minister Of Industry Method and system for broadcasting a digital data signal within an analog TV signal using Orthogonal Frequency Division Multiplexing
JP2001339320A (ja) * 2000-05-25 2001-12-07 Sony Corp 干渉波除去回路とデジタルテレビ受信機
JP2002009733A (ja) * 2000-06-27 2002-01-11 Hitachi Kokusai Electric Inc 直交周波数分割多重変調方式の伝送装置
EP1176750A1 (de) * 2000-07-25 2002-01-30 Telefonaktiebolaget L M Ericsson (Publ) Bestimmung der Verbindungsqualität eines Übertragungskanals in einem OFDM-Übertragungssystem
US7031371B1 (en) * 2000-09-25 2006-04-18 Lakkis Ismail A CDMA/TDMA communication method and apparatus for wireless communication using cyclic spreading codes
EP1195937A1 (de) * 2000-10-03 2002-04-10 Telefonaktiebolaget Lm Ericsson Raum-Zeit-Kodierung mit orthogonalen Transformationen
JP3462468B2 (ja) * 2000-11-27 2003-11-05 松下電器産業株式会社 Ｏｆｄｍ受信装置、ｏｆｄｍ送信装置およびｏｆｄｍ通信方法
US6947748B2 (en) * 2000-12-15 2005-09-20 Adaptix, Inc. OFDMA with adaptive subcarrier-cluster configuration and selective loading
US7002934B2 (en) * 2001-01-22 2006-02-21 Unique Broadband Systems, Inc. OFDM multiple upstream receiver network
DE50206435D1 (de) * 2001-03-02 2006-05-24 Fuba Automotive Gmbh Diversity-Anlage zum Empfang digitaler terrestrischer und/oder Satelliten-Funksignale für Fahrzeuge
US6768457B2 (en) * 2001-03-02 2004-07-27 Fuba Automotive Gmbh & Co. Kg Diversity systems for receiving digital terrestrial and/or satellite radio signals for motor vehicles
US20020176485A1 (en) * 2001-04-03 2002-11-28 Hudson John E. Multi-cast communication system and method of estimating channel impulse responses therein
US7500261B1 (en) * 2001-10-30 2009-03-03 Sprint Communications Company L.P. Multi-point multi-channel data distribution system
US6639949B2 (en) * 2001-12-17 2003-10-28 Ibiquity Digital Corporation Method and apparatus for pulse overlap pre-compensation in digitally modulated signals
DE60217464T2 (de) * 2002-02-07 2007-11-15 Mitsubishi Denki K.K. Kanal- und Verzögerungsschätzung in Mehrträgersystemen
FI20020387A0 (fi) * 2002-02-28 2002-02-28 Nokia Corp Menetelmä ja järjestelmä monikantoaaltosignaalin vastaanottamiseksi
JP3898533B2 (ja) * 2002-03-11 2007-03-28 シャープ株式会社 無線通信システム
US7292647B1 (en) * 2002-04-22 2007-11-06 Regents Of The University Of Minnesota Wireless communication system having linear encoder
EP1508210A4 (de) * 2002-05-28 2010-01-13 Amperion Inc Kommunikationssystem zur bereitstellung einer breitbandkommunikation durch verwendung eines kabels für mittlere spannungen eines stromversorgungssystems
US7653415B2 (en) * 2002-08-21 2010-01-26 Broadcom Corporation Method and system for increasing data rate in a mobile terminal using spatial multiplexing for DVB-H communication
KR100479864B1 (ko) * 2002-11-26 2005-03-31 학교법인 중앙대학교 이동 통신 시스템에서의 하향링크 신호의 구성 방법과동기화 방법 및 그 장치 그리고 이를 이용한 셀 탐색 방법
US20040151146A1 (en) * 2003-01-30 2004-08-05 Hammerschmidt Joachim S. Multi-branch OFDM transceiver
US7400609B2 (en) * 2003-01-30 2008-07-15 Agere Systems Inc. Partitioning scheme for an OFDM transceiver
JP3835759B2 (ja) * 2003-04-08 2006-10-18 株式会社日立製作所 車両外施設・車両間通信装置及び車両外施設・車両間通信システム並びに車両外施設・車両間通信装置を用いた通信方法
US7464166B2 (en) * 2003-04-11 2008-12-09 Telefonaktiebolaget Lm Ericsson (Publ) Contention-based forwarding with integrated multi-user detection capability
JP2004320168A (ja) * 2003-04-11 2004-11-11 Matsushita Electric Ind Co Ltd 無線受信装置および無線受信方法
DE10321743B4 (de) * 2003-05-14 2005-07-07 Infineon Technologies Ag Verbesserte Kanaldecodierung bei der Mehrträger-Signalübertragung durch DC-Offset- und Trägerfrequenz-Offset-abhängige Gewichtung von Zuverlässigkeitsinformationen
US8593932B2 (en) * 2003-05-16 2013-11-26 Qualcomm Incorporated Efficient signal transmission methods and apparatus using a shared transmission resource
US7292650B2 (en) * 2003-07-01 2007-11-06 Silicon Integrated Systems Corp. OFDM receiver and metric generator thereof
KR100511554B1 (ko) * 2003-09-02 2005-08-31 한국전자통신연구원 Ｏｆｄｍａ ｆｄｄ 기반 시스템에서의 순방향 채널 구성방법 및 순방향 채널 할당 방법
US7221680B2 (en) * 2003-09-02 2007-05-22 Qualcomm Incorporated Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
US8599764B2 (en) * 2003-09-02 2013-12-03 Qualcomm Incorporated Transmission of overhead information for reception of multiple data streams
US8018893B2 (en) * 2003-09-03 2011-09-13 Motorola Mobility, Inc. Method and apparatus for relay facilitated communications
JP4526898B2 (ja) * 2003-09-16 2010-08-18 パナソニック株式会社 中継装置、端末装置、および中継方法
US7724838B2 (en) * 2003-09-25 2010-05-25 Qualcomm Incorporated Hierarchical coding with multiple antennas in a wireless communication system
US8472473B2 (en) * 2003-10-15 2013-06-25 Qualcomm Incorporated Wireless LAN protocol stack
US8462817B2 (en) * 2003-10-15 2013-06-11 Qualcomm Incorporated Method, apparatus, and system for multiplexing protocol data units
US8284752B2 (en) * 2003-10-15 2012-10-09 Qualcomm Incorporated Method, apparatus, and system for medium access control
US7242722B2 (en) * 2003-10-17 2007-07-10 Motorola, Inc. Method and apparatus for transmission and reception within an OFDM communication system
US7092353B2 (en) * 2003-10-17 2006-08-15 Qualcomm Incorporated Carrier search methods and apparatus
KR100617751B1 (ko) * 2003-12-24 2006-08-28 삼성전자주식회사 직교 주파수 분할 다중 통신 시스템에서 송신장치 및 방법
US7623569B2 (en) * 2004-01-14 2009-11-24 Samsung Electronics Co., Ltd. Apparatus and method for estimating interference and noise in a communication system
CA2525239C (en) * 2004-01-20 2013-01-08 Qualcomm Incorporated Synchronized broadcast/multicast communication
US7272359B2 (en) * 2004-01-26 2007-09-18 Magnolia Broadband Inc. Communicating signals according to a quality indicator using multiple antenna elements
KR100818774B1 (ko) * 2004-01-29 2008-04-03 포스데이타 주식회사 광대역 무선 통신 시스템에서 다중-반송파 및 직접 시퀀스확산 스펙트럼 신호를 중첩시키는 방법 및 장치
US7542517B2 (en) * 2004-02-02 2009-06-02 Ibiquity Digital Corporation Peak-to-average power reduction for FM OFDM transmission
JP3802031B2 (ja) * 2004-02-16 2006-07-26 パイオニア株式会社 受信装置及び受信方法
US7650126B2 (en) * 2004-04-08 2010-01-19 Koninklijke Philips Electronics N.V. Method and system for the allocation of UWB transmission based on spectrum opportunities
US7047006B2 (en) * 2004-04-28 2006-05-16 Motorola, Inc. Method and apparatus for transmission and reception of narrowband signals within a wideband communication system
ES2624152T3 (es) * 2004-05-01 2017-07-13 Callahan Cellular L.L.C. Métodos y aparatos para comunicaciones multi-portador con ancho de banda de canal variable
US7532565B2 (en) * 2004-05-07 2009-05-12 Texas Instruments Incorporated Mapping data tones onto guard tones for a multi-band OFDM system
KR20060048106A (ko) * 2004-05-25 2006-05-18 삼성전자주식회사 이동통신 시스템에서 섹터 다이버시티를 제공하는 직교주파수 분할 다중 심벌 전송 방법 및 장치와 시스템
KR100754732B1 (ko) * 2004-06-03 2007-09-03 삼성전자주식회사 직교 주파수 분할 다중 이동 통신 시스템에서의 방송서비스를 위한 패킷 다중화 장치 및 방법
US8577299B2 (en) * 2004-06-04 2013-11-05 Qualcomm Incorporated Wireless communication system with configurable cyclic prefix length
KR100744336B1 (ko) * 2004-06-18 2007-07-30 삼성전자주식회사 Ｏｆｄｍ기반의 무선 통신 시스템에서의 핸드오버 방법
US7961696B2 (en) * 2004-06-24 2011-06-14 Nortel Networks Limited Preambles in OFDMA system
JP2008505567A (ja) * 2004-07-01 2008-02-21 テキサス インスツルメンツ インコーポレイテッド スペクトル・スカルプティングを可能にする多帯域ｏｆｄｍシステムの時間領域ウィンドイング
KR20060003764A (ko) * 2004-07-07 2006-01-11 삼성전자주식회사 이동통신시스템에서의 동기 재전송 방법
US8111663B2 (en) * 2004-07-20 2012-02-07 Qualcomm Incorporated Methods and systems for variable rate broadcast with soft handoff
JP4592523B2 (ja) * 2004-07-29 2010-12-01 パナソニック株式会社 無線送信装置および無線受信装置
US7852746B2 (en) * 2004-08-25 2010-12-14 Qualcomm Incorporated Transmission of signaling in an OFDM-based system
CN102916795B (zh) * 2004-09-24 2016-05-04 高通股份有限公司 用于采用不同传输协议的系统中的通信的方法和设备
WO2006034577A1 (en) * 2004-09-30 2006-04-06 Nortel Networks Limited Channel sounding in ofdma system
JP4445839B2 (ja) * 2004-11-18 2010-04-07 パイオニア株式会社 Ｏｆｄｍ信号受信機及び受信方法
ES2375478T3 (es) * 2004-12-21 2012-03-01 Telefonaktiebolaget L- M Ericsson (Publ) Aparato transmisor y método para la transmisión de unidades de datos en paquetes en un sistema de comunicación.
SE0403218D0 (sv) * 2004-12-30 2004-12-30 Ericsson Telefon Ab L M Method and apparatus relating to communication-
KR100947789B1 (ko) * 2005-03-08 2010-03-15 퀄컴 인코포레이티드 펄스 변조 및 계층적 변조를 조합시키는 송신 방법 및 장치
US7653860B2 (en) * 2005-03-10 2010-01-26 Qualcomm Incorporated Transmit driver data communication
US7773697B2 (en) * 2005-03-23 2010-08-10 Delphi Technologies, Inc. Method to demodulate amplitude offsets in a differential modulation system
US20070058595A1 (en) * 2005-03-30 2007-03-15 Motorola, Inc. Method and apparatus for reducing round trip latency and overhead within a communication system
CN102143119B (zh) * 2005-03-30 2016-03-16 苹果公司 正交频分多路复用符号的传输方法和系统
US8031583B2 (en) * 2005-03-30 2011-10-04 Motorola Mobility, Inc. Method and apparatus for reducing round trip latency and overhead within a communication system
US20060227891A1 (en) * 2005-04-07 2006-10-12 Samsung Electronics Co., Ltd. Method of channel estimation for MIMO-OFDM using phase rotated low overhead preamble
JP4463723B2 (ja) * 2005-04-28 2010-05-19 株式会社エヌ・ティ・ティ・ドコモ 送信機及び送信方法
US7564775B2 (en) * 2005-04-29 2009-07-21 Qualcomm, Incorporated Timing control in orthogonal frequency division multiplex systems based on effective signal-to-noise ratio
US8842693B2 (en) * 2005-05-31 2014-09-23 Qualcomm Incorporated Rank step-down for MIMO SCW design employing HARQ
JP4732808B2 (ja) * 2005-06-14 2011-07-27 株式会社エヌ・ティ・ティ・ドコモ 無線パラメータ群を生成する装置
US20070002724A1 (en) * 2005-06-15 2007-01-04 Samsung Electronics Co., Ltd. Apparatus and method for broadcast superposition and cancellation in a multi-carrier wireless network
US7894818B2 (en) * 2005-06-15 2011-02-22 Samsung Electronics Co., Ltd. Apparatus and method for multiplexing broadcast and unicast traffic in a multi-carrier wireless network
US8605642B2 (en) * 2005-07-07 2013-12-10 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement for coding and scheduling in packet data communication systems
CN101223719A (zh) * 2005-07-14 2008-07-16 松下电器产业株式会社 多载波通信中的无线通信装置及无线通信方法
US8559295B2 (en) * 2005-08-15 2013-10-15 Motorola Mobility Llc Method and apparatus for pilot signal transmission
US7616610B2 (en) * 2005-10-04 2009-11-10 Motorola, Inc. Scheduling in wireless communication systems
US7423997B2 (en) * 2005-10-04 2008-09-09 Motorola, Inc. Group scheduling in wireless communication systems
EP1964287A4 (de) * 2005-11-29 2012-03-21 Ericsson Telefon Ab L M Verfahren und anordnung für verbesserte relaistechnik
WO2007074371A2 (en) * 2005-12-27 2007-07-05 Nokia Corporation Apparatus, method and computer program product providing frequency domain multiplexed multicast and unicast transmissions
JP4445474B2 (ja) * 2006-01-16 2010-04-07 株式会社東芝 Ｏｆｄｍ信号の送信方法、ｏｆｄｍ送信機及びｏｆｄｍ受信機
US8179988B2 (en) * 2006-02-03 2012-05-15 Telefonaktiebolaget Lm Ericsson (Publ) Cyclic redundancy in ODFM systems
JP4751733B2 (ja) * 2006-02-13 2011-08-17 富士通東芝モバイルコミュニケーションズ株式会社 Ｏｆｄｍ無線通信システム
JP4649353B2 (ja) * 2006-03-17 2011-03-09 株式会社東芝 Ｏｆｄｍ信号の送信方法、ｏｆｄｍ送信機及びｏｆｄｍ受信機
KR20070105558A (ko) * 2006-04-26 2007-10-31 삼성전자주식회사 직교 주파수 분할 다중 접속 기반 셀룰러무선통신시스템에서 공통제어채널의 수신 성능 향상을 위한방법 및 장치
JP2007300217A (ja) * 2006-04-27 2007-11-15 Toshiba Corp Ｏｆｄｍ信号の送信方法、ｏｆｄｍ送信機及びｏｆｄｍ受信機
KR101346435B1 (ko) * 2006-04-28 2014-01-02 닛본 덴끼 가부시끼가이샤 파일럿 신호 송신 방법, 무선 통신 시스템, 그들에 이용되는 장치 및 프로그램
CA2655260A1 (en) * 2006-06-15 2007-12-21 Fujitsu Limited Radio communication system
US8243693B2 (en) * 2006-08-01 2012-08-14 Samsung Electronics Co., Ltd. Apparatus and method for broadcast pilot transmission in a wireless communication network
GB2440980A (en) * 2006-08-18 2008-02-20 Fujitsu Ltd Wireless multi-hop communication system
US7558191B2 (en) * 2006-09-07 2009-07-07 Alcatel-Lucent Usa Inc. Method of OFDM communication using superposition coding
US20080084845A1 (en) * 2006-10-06 2008-04-10 Motorola, Inc. Wireless communication system frame structure having variable sized cyclic prefix
GB2447635A (en) * 2007-03-19 2008-09-24 Fujitsu Ltd Scheduling qos communications between nodes within a predetermined time unit in wimax systems
GB0716966D0 (en) * 2007-08-31 2007-10-10 Fujitsu Ltd Wireless communication systems
US20100120442A1 (en) * 2008-11-12 2010-05-13 Motorola, Inc. Resource sharing in relay operations within wireless communication systems

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EP1734684A1 (de) 2006-12-20
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US7894818B2 (en) 2011-02-22
EP1734684B1 (de) 2009-09-16

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