JP2008547267A - セルラ単一周波数ネットワークのための送信空間ダイバーシチ - Google Patents

セルラ単一周波数ネットワークのための送信空間ダイバーシチ Download PDF

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Publication number
JP2008547267A
JP2008547267A JP2008516971A JP2008516971A JP2008547267A JP 2008547267 A JP2008547267 A JP 2008547267A JP 2008516971 A JP2008516971 A JP 2008516971A JP 2008516971 A JP2008516971 A JP 2008516971A JP 2008547267 A JP2008547267 A JP 2008547267A
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data stream
signal
antenna
data
transmit antenna
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JP2008516971A
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Japanese (ja)
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JP2008547267A5 (enExample
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マラディ、ダーガ・プラサド
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Qualcomm Inc
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Qualcomm Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0491—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more sectors, i.e. sector diversity
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0625—Transmitter arrangements
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0637—Properties of the code
    • H04L1/0656—Cyclotomic systems, e.g. Bell Labs Layered Space-Time [BLAST]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3488—Multiresolution systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0667—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Time-Division Multiplex Systems (AREA)
JP2008516971A 2005-06-14 2006-06-09 セルラ単一周波数ネットワークのための送信空間ダイバーシチ Withdrawn JP2008547267A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US69062205P 2005-06-14 2005-06-14
US11/450,229 US8059608B2 (en) 2005-06-14 2006-06-08 Transmit spatial diversity for cellular single frequency networks
PCT/US2006/022725 WO2006138203A1 (en) 2005-06-14 2006-06-09 Transmit spatial diversity for cellular single frequency networks

Related Child Applications (2)

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JP2011103026A Division JP2011234373A (ja) 2005-06-14 2011-05-02 セルラ単一周波数ネットワークのための送信空間ダイバーシチ
JP2012087383A Division JP5475046B2 (ja) 2005-06-14 2012-04-06 セルラ単一周波数ネットワークのための送信空間ダイバーシチ

Publications (2)

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JP2008547267A true JP2008547267A (ja) 2008-12-25
JP2008547267A5 JP2008547267A5 (enExample) 2011-06-23

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JP2008516971A Withdrawn JP2008547267A (ja) 2005-06-14 2006-06-09 セルラ単一周波数ネットワークのための送信空間ダイバーシチ
JP2011103026A Withdrawn JP2011234373A (ja) 2005-06-14 2011-05-02 セルラ単一周波数ネットワークのための送信空間ダイバーシチ
JP2012087383A Active JP5475046B2 (ja) 2005-06-14 2012-04-06 セルラ単一周波数ネットワークのための送信空間ダイバーシチ
JP2013249646A Expired - Fee Related JP5925750B2 (ja) 2005-06-14 2013-12-02 セルラ単一周波数ネットワークのための送信空間ダイバーシチ

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JP2011103026A Withdrawn JP2011234373A (ja) 2005-06-14 2011-05-02 セルラ単一周波数ネットワークのための送信空間ダイバーシチ
JP2012087383A Active JP5475046B2 (ja) 2005-06-14 2012-04-06 セルラ単一周波数ネットワークのための送信空間ダイバーシチ
JP2013249646A Expired - Fee Related JP5925750B2 (ja) 2005-06-14 2013-12-02 セルラ単一周波数ネットワークのための送信空間ダイバーシチ

Country Status (6)

Country Link
US (2) US8059608B2 (enExample)
EP (2) EP2228915A3 (enExample)
JP (4) JP2008547267A (enExample)
KR (1) KR100942652B1 (enExample)
CN (1) CN102684764B (enExample)
WO (1) WO2006138203A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012518346A (ja) * 2009-02-13 2012-08-09 クゥアルコム・インコーポレイテッド 相互セクタｍｉｍｏのための方法と装置
JP2013516837A (ja) * 2009-12-31 2013-05-13 インテル コーポレイション シンボル負荷による過酷な干渉の効果を低減するためのｏｆｄｍ送信機および方法
JP2015130617A (ja) * 2014-01-08 2015-07-16 株式会社デンソー 無線通信装置

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8059608B2 (en) * 2005-06-14 2011-11-15 Qualcomm Incorporated Transmit spatial diversity for cellular single frequency networks
KR100961743B1 (ko) * 2005-12-09 2010-06-07 삼성전자주식회사 다중 홉 중계방식의 광대역 무선 접속통신시스템에서 중계서비스를 지원하기 위한 장치 및 방법
US8072943B2 (en) * 2005-12-09 2011-12-06 Samsung Electronics Co., Ltd. Wireless communication system and methodology for communicating via multiple information streams
US7965687B2 (en) * 2005-12-15 2011-06-21 Sasken Communications Technologies Method and system for multiple-input-multiple-output (MIMO) communication in a wireless network
EP2055022A1 (en) * 2006-07-27 2009-05-06 Telefonaktiebolaget LM Ericsson (PUBL) Hierarchical broadcast transmission via multiple transmitters
CN101232474B (zh) * 2006-08-28 2013-08-28 三星电子株式会社 宽带无线接入系统中的接收装置和方法
US8006029B2 (en) * 2006-11-30 2011-08-23 Intel Corporation DDR flash implementation with direct register access to legacy flash functions
US8130875B2 (en) * 2006-12-11 2012-03-06 Cisco Technology, Inc. Method for estimating channel response in a wireless communications network based on pilot signals
US8005160B2 (en) * 2006-12-30 2011-08-23 Nortel Networks Limited Processing differentiated hierarchical modulation used in radio frequency communications
US8116412B1 (en) 2006-12-30 2012-02-14 Rockstar Bidco, LP Modulation division multiple access
US7986746B2 (en) * 2006-12-30 2011-07-26 Nortel Networks Limited Content differentiated hierarchical modulation used in radio frequency communications
US8130693B2 (en) * 2007-01-09 2012-03-06 Viasat, Inc. MIMO satellite system
US9185634B2 (en) * 2007-04-17 2015-11-10 Innovative Sonic Limited Method and apparatus for enhancing receiving efficiency of an multimedia broadcast multicast service in a wireless communications system
KR101004695B1 (ko) * 2007-04-17 2011-01-04 이노베이티브 소닉 리미티드 무선통신시스템에서 멀티미디어 브로드캐스트 및멀티캐스트 서비스(ｍｂｍｓ) 수신효율을 향상시키는 방법및 장치
AU2008245594A1 (en) * 2007-04-27 2008-11-06 Interdigital Technology Corporation Method and apparatus of resource management for multimedia broadcast multicast services
US20080298336A1 (en) * 2007-05-31 2008-12-04 Sridhar Gollamudi macro-diversity technique for multicast transmission in a wireless communication system
KR101094441B1 (ko) 2007-06-20 2011-12-20 한국전자통신연구원 디지털 방송 신호의 전송 방법, 전송 장치, 수신 방법 및수신 장치
US8145272B2 (en) * 2007-08-08 2012-03-27 Cisco Technology, Inc. Pilot-based two-dimensional channel estimation
US8229441B2 (en) * 2007-08-24 2012-07-24 Avaya Inc. Graduated single frequency network
WO2009045069A2 (en) 2007-10-03 2009-04-09 Lg Electronics Inc. Optimizing transmission for broadcast multicast service
JP5116853B2 (ja) * 2007-10-25 2013-01-09 テレフオンアクチーボラゲット エル エム エリクソン（パブル） Ｅ−ｕｔｒａｎシステムにおいてｍｂｍｓデータを送信する方法
CN101426207B (zh) * 2007-10-29 2011-11-16 中国移动通信集团公司 一种单频网络控制方法及单频网络控制实体
CN101447854B (zh) * 2007-11-27 2012-11-07 上海华为技术有限公司 数据发送/转发/处理方法及装置
US8130823B2 (en) * 2007-12-19 2012-03-06 Broadcom Corporation Channel adaptive video transmission system for use with layered video coding and methods for use therewith
WO2009119041A1 (ja) * 2008-03-26 2009-10-01 パナソニック株式会社 無線通信装置、無線通信システム及び無線通信方法
US20090257342A1 (en) * 2008-04-10 2009-10-15 Media Tek Inc. Resource block based pilot pattern design for 1/2 - stream mimo ofdma systems
US8724717B2 (en) * 2008-04-10 2014-05-13 Mediatek Inc. Pilot pattern design for high-rank MIMO OFDMA systems
US8179983B2 (en) * 2008-05-20 2012-05-15 Broadcom Corporation Video processing system with layered video coding for fast channel change and methods for use therewith
SG157971A1 (en) * 2008-06-13 2010-01-29 Panasonic Corp A multiple-input multiple-output (mimo) transmitter and communication system
US8514693B2 (en) * 2008-07-11 2013-08-20 Alcatel Lucent Broadcast and multicast in single frequency networks using othrogonal space-time codes
US8249509B2 (en) * 2008-11-24 2012-08-21 Cisco Technology, Inc. Dynamic channel estimation based on channel conditions
US20100150245A1 (en) * 2008-12-15 2010-06-17 Sony Ericsson Mobile Communications Ab Multimedia Stream Selection
KR101013652B1 (ko) * 2008-12-30 2011-02-10 주식회사 세아네트웍스 무선 통신 시스템의 데이터 송신 방법
US8879470B2 (en) * 2009-02-27 2014-11-04 Alcatel Lucent Cooperative beam forming method, apparatus and base station
US20100304773A1 (en) * 2009-05-27 2010-12-02 Ramprashad Sean A Method for selective antenna activation and per antenna or antenna group power assignments in cooperative signaling wireless mimo systems
US8908615B2 (en) * 2009-07-01 2014-12-09 Institute For Information Industry Base station, relay station, computing apparatus, and reference signal transmission, allocation, and receiving methods thereof
KR101631477B1 (ko) * 2009-08-05 2016-06-17 삼성전자주식회사 적응적으로 단일 포인트 송/수신 및 협력 멀티 포인트 송/수신을 적용하는 통신 시스템
US20110033011A1 (en) * 2009-08-05 2011-02-10 Industrial Technology Research Institute Methods and apparatuses relating to multi-resolution transmissions with mimo scheme
US8902828B2 (en) 2009-10-05 2014-12-02 Qualcomm Incorporated Carrier indicator field for cross carrier assignments
CN101820669B (zh) * 2010-01-28 2012-11-14 北京邮电大学 一种pdcch资源分配的方法和装置
US20120076204A1 (en) * 2010-09-23 2012-03-29 Qualcomm Incorporated Method and apparatus for scalable multimedia broadcast using a multi-carrier communication system
US9400714B2 (en) * 2011-06-06 2016-07-26 International Business Machines Corporation Wirelessly communicating a data file
US10365969B2 (en) 2011-11-01 2019-07-30 International Business Machines Corporation Multiple wireless communication systems stream slices based on geography
US9609631B2 (en) * 2012-01-20 2017-03-28 Mediatek Inc. Wireless communication apparatuses and related methods
US20130235783A1 (en) * 2012-03-09 2013-09-12 Qualcomm Incorporated Evolved multimedia broadcast multicast service capacity enhancements
US8812039B2 (en) * 2012-07-16 2014-08-19 Telefonaktiebolaget L M Ericsson (Publ) Method and system for reducing inter-cell interference using intra-ENB downlink coordinated multipoint services
US10863313B2 (en) 2014-08-01 2020-12-08 Polte Corporation Network architecture and methods for location services
US10440512B2 (en) 2012-08-03 2019-10-08 Polte Corporation Angle of arrival (AOA) positioning method and system for positional finding and tracking objects using reduced attenuation RF technology
US9337973B2 (en) 2012-09-11 2016-05-10 Industrial Technology Research Institute Method of cooperative MIMO wireless communication and base station using the same
KR102367210B1 (ko) 2012-10-01 2022-02-24 지이 비디오 컴프레션, 엘엘씨 공간적 인트라 예측 파라미터들의 인터-레이어 예측을 이용한 스케일러블 비디오 코딩
CN104782062B (zh) * 2012-12-06 2017-12-26 英特尔公司 用于小区专用参考信号(crs)的序列生成
US9148325B2 (en) * 2013-05-23 2015-09-29 Ridha HAMILA System and methods for compensation of I/Q imbalance in beamforming OFDM systems
WO2015009101A1 (ko) * 2013-07-18 2015-01-22 엘지전자 주식회사 무선 접속 시스템에서 계층적 변조를 이용한 강건한 심볼 송수신 방법
EP3051871B1 (en) * 2013-09-26 2017-10-25 Fujitsu Limited Base station, mobile station, wireless communication system, and wireless communication method
US9749999B2 (en) * 2013-11-18 2017-08-29 Taiwan Semiconductor Manufacturing Co., Ltd. Hierarchical modulation for unicast streams
US20150139293A1 (en) * 2013-11-18 2015-05-21 Wi-Lan Labs, Inc. Hierarchical modulation for multiple streams
EP3519586B1 (en) * 2016-09-28 2024-03-13 Life Technologies Corporation Methods for sequencing nucleic acids using termination chemistry
WO2019220243A1 (en) * 2018-05-18 2019-11-21 Telefonaktiebolaget Lm Ericsson (Publ) Systems and methods for designing a distributed mimo network
EP3794861B1 (en) 2018-05-18 2022-02-23 Telefonaktiebolaget LM Ericsson (publ) Performance simulation of a distributed mimo antenna system
US11183773B2 (en) * 2018-10-16 2021-11-23 Hook'd WiFi Inc. Configurable communication system using stacked antennas
US11239570B2 (en) 2018-10-16 2022-02-01 Hook'd WiFi Inc. Wireless communications system with scalable architecture
US12224868B2 (en) * 2019-02-14 2025-02-11 Telefonaktiebolaget Lm Ericsson (Publ) Multi-layer transmission technique
US20230403715A1 (en) * 2020-11-25 2023-12-14 Qualcomm Incorporated User equipment cooperation

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000049730A1 (en) * 1999-02-16 2000-08-24 Mitsubishi Denki Kabushiki Kaisha Radio communication system, transmitter and receiver
JP2001057528A (ja) * 1999-02-26 2001-02-27 Texas Instr Inc <Ti> Ｓｔｔｄ及びｓｓｄｔを用いるセル選択
JP2003023381A (ja) * 2001-07-10 2003-01-24 Keio Gijuku 送信サイトダイバーシチシステム
WO2005048484A1 (en) * 2003-11-12 2005-05-26 Ipwireless, Inc Method and apparatus for combining macro-diversity with timeslot re-use in a communication system

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000078222A (ja) * 1991-03-27 2000-03-14 Matsushita Electric Ind Co Ltd 送信装置、受信装置、伝送装置、送信方法、受信方法
DE19858113C1 (de) 1998-12-16 2000-03-30 Siemens Ag Verfahren zur Datenübertragung mit Makrodiversitäts-Empfang
GB0029426D0 (en) * 2000-12-02 2001-01-17 Koninkl Philips Electronics Nv Radio communication system
US7116722B2 (en) * 2001-02-09 2006-10-03 Lucent Technologies Inc. Wireless communication system using multi-element antenna having a space-time architecture
CN100375418C (zh) * 2001-08-09 2008-03-12 诺基亚公司 分集发送器和分集发送方法
US20030066004A1 (en) * 2001-09-28 2003-04-03 Rudrapatna Ashok N. Harq techniques for multiple antenna systems
EP1337082B1 (en) * 2002-02-14 2005-10-26 Lucent Technologies Inc. Receiver and method for multi-input multi-output iterative detection using feedback of soft estimates
US6862456B2 (en) 2002-03-01 2005-03-01 Cognio, Inc. Systems and methods for improving range for multicast wireless communication
GB0216060D0 (en) * 2002-07-11 2002-08-21 Koninkl Philips Electronics Nv Improvements in or relating to multiple transmission channel wireless communic ation systems
US7349438B2 (en) * 2002-09-17 2008-03-25 Lucent Technologies Inc. Formatter, method of formatting encoded symbols and wireless communication system employing the same
US7394860B2 (en) * 2002-10-02 2008-07-01 Nortel Networks Limited Combined space-time decoding
KR100630108B1 (ko) * 2002-10-10 2006-09-27 삼성전자주식회사 공간-시간 블럭부호를 사용하여 송신 안테나 다이버시티를지원하는 송수신 장치
JP4694469B2 (ja) * 2003-02-19 2011-06-08 クゥアルコム・インコーポレイテッド マルチユーザ通信システムにおける拡張された符号化の方法および装置
JP4128197B2 (ja) 2003-06-30 2008-07-30 富士通株式会社 多入力多出力伝送システム
KR20050013451A (ko) 2003-07-28 2005-02-04 삼성전자주식회사 멀티캐스트 멀티미디어 방송 서비스를 제공하는부호분할다중접속 이동통신시스템에서 소프트 핸드오버결정장치 및 방법
US7724838B2 (en) * 2003-09-25 2010-05-25 Qualcomm Incorporated Hierarchical coding with multiple antennas in a wireless communication system
US7120395B2 (en) * 2003-10-20 2006-10-10 Nortel Networks Limited MIMO communications
US8204149B2 (en) 2003-12-17 2012-06-19 Qualcomm Incorporated Spatial spreading in a multi-antenna communication system
US7194042B2 (en) 2004-01-13 2007-03-20 Qualcomm Incorporated Data transmission with spatial spreading in a mimo communication system
US8077691B2 (en) 2004-03-05 2011-12-13 Qualcomm Incorporated Pilot transmission and channel estimation for MISO and MIMO receivers in a multi-antenna system
US7630356B2 (en) * 2004-04-05 2009-12-08 Nortel Networks Limited Methods for supporting MIMO transmission in OFDM applications
US7327983B2 (en) * 2004-06-25 2008-02-05 Mitsubishi Electric Research Laboratories, Inc. RF-based antenna selection in MIMO systems
US8059608B2 (en) 2005-06-14 2011-11-15 Qualcomm Incorporated Transmit spatial diversity for cellular single frequency networks

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000049730A1 (en) * 1999-02-16 2000-08-24 Mitsubishi Denki Kabushiki Kaisha Radio communication system, transmitter and receiver
JP2001057528A (ja) * 1999-02-26 2001-02-27 Texas Instr Inc <Ti> Ｓｔｔｄ及びｓｓｄｔを用いるセル選択
JP2003023381A (ja) * 2001-07-10 2003-01-24 Keio Gijuku 送信サイトダイバーシチシステム
WO2005048484A1 (en) * 2003-11-12 2005-05-26 Ipwireless, Inc Method and apparatus for combining macro-diversity with timeslot re-use in a communication system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012518346A (ja) * 2009-02-13 2012-08-09 クゥアルコム・インコーポレイテッド 相互セクタｍｉｍｏのための方法と装置
JP2013516837A (ja) * 2009-12-31 2013-05-13 インテル コーポレイション シンボル負荷による過酷な干渉の効果を低減するためのｏｆｄｍ送信機および方法
US9300504B2 (en) 2009-12-31 2016-03-29 Intel Corporation Mobile device transmitter and methods for transmitting signals in different signal dimensions for 3GPP LTE
US9722683B2 (en) 2009-12-31 2017-08-01 Intel Corporation Mobile device transmitter and methods for transmitting signals in different signal dimensions for 3GPP LTE
JP2015130617A (ja) * 2014-01-08 2015-07-16 株式会社デンソー 無線通信装置

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JP2014090444A (ja) 2014-05-15
KR100942652B1 (ko) 2010-02-17
WO2006138203A1 (en) 2006-12-28
US8059608B2 (en) 2011-11-15
JP2012170108A (ja) 2012-09-06
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EP2228915A3 (en) 2012-08-22
CN102684764A (zh) 2012-09-19
US20060280262A1 (en) 2006-12-14
JP2011234373A (ja) 2011-11-17
US20100322350A1 (en) 2010-12-23
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EP1894317A1 (en) 2008-03-05
US8570982B2 (en) 2013-10-29

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