JP2009105968A5 - - Google Patents

Download PDF

Info

Publication number
JP2009105968A5
JP2009105968A5 JP2009026157A JP2009026157A JP2009105968A5 JP 2009105968 A5 JP2009105968 A5 JP 2009105968A5 JP 2009026157 A JP2009026157 A JP 2009026157A JP 2009026157 A JP2009026157 A JP 2009026157A JP 2009105968 A5 JP2009105968 A5 JP 2009105968A5
Authority
JP
Japan
Prior art keywords
signal
known signal
sequences
data signal
ofdm packet
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.)
Granted
Application number
JP2009026157A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009105968A (ja
JP4884488B2 (ja
Filing date
Publication date
Application filed filed Critical
Publication of JP2009105968A publication Critical patent/JP2009105968A/ja
Publication of JP2009105968A5 publication Critical patent/JP2009105968A5/ja
Application granted granted Critical
Publication of JP4884488B2 publication Critical patent/JP4884488B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2009026157A 2005-09-15 2009-02-06 無線ｌａｎ用無線装置 Active JP4884488B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71692605P 2005-09-15 2005-09-15
US60/716,926 2005-09-15

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2007145819A Division JP4290210B2 (ja) 2005-09-15 2007-05-31 無線装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2011226732A Division JP5361972B2 (ja) 2005-09-15 2011-10-14 無線ｌａｎ用無線装置

Publications (3)

Publication Number Publication Date
JP2009105968A JP2009105968A (ja) 2009-05-14
JP2009105968A5 true JP2009105968A5 (https=) 2009-08-13
JP4884488B2 JP4884488B2 (ja) 2012-02-29

Family

ID=37453394

Family Applications (6)

Application Number Title Priority Date Filing Date
JP2006178042A Active JP3989512B2 (ja) 2005-09-15 2006-06-28 無線装置
JP2007145819A Expired - Fee Related JP4290210B2 (ja) 2005-09-15 2007-05-31 無線装置
JP2008272402A Expired - Fee Related JP4290218B2 (ja) 2005-09-15 2008-10-22 無線ｌａｎ用無線装置
JP2008302066A Expired - Fee Related JP4290220B2 (ja) 2005-09-15 2008-11-27 無線ｌａｎ用無線装置
JP2009026157A Active JP4884488B2 (ja) 2005-09-15 2009-02-06 無線ｌａｎ用無線装置
JP2011226732A Active JP5361972B2 (ja) 2005-09-15 2011-10-14 無線ｌａｎ用無線装置

Family Applications Before (4)

Application Number Title Priority Date Filing Date
JP2006178042A Active JP3989512B2 (ja) 2005-09-15 2006-06-28 無線装置
JP2007145819A Expired - Fee Related JP4290210B2 (ja) 2005-09-15 2007-05-31 無線装置
JP2008272402A Expired - Fee Related JP4290218B2 (ja) 2005-09-15 2008-10-22 無線ｌａｎ用無線装置
JP2008302066A Expired - Fee Related JP4290220B2 (ja) 2005-09-15 2008-11-27 無線ｌａｎ用無線装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2011226732A Active JP5361972B2 (ja) 2005-09-15 2011-10-14 無線ｌａｎ用無線装置

Country Status (8)

Country Link
US (3) US7899413B2 (https=)
EP (1) EP1925104B1 (https=)
JP (6) JP3989512B2 (https=)
KR (2) KR100937802B1 (https=)
CN (2) CN103220030B (https=)
DE (1) DE602006019279D1 (https=)
TW (2) TWI499233B (https=)
WO (1) WO2007032413A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4065276B2 (ja) * 2004-11-12 2008-03-19 三洋電機株式会社 送信方法およびそれを利用した無線装置
JP3989512B2 (ja) 2005-09-15 2007-10-10 三洋電機株式会社 無線装置
JP5044165B2 (ja) 2006-08-14 2012-10-10 株式会社東芝 マルチアンテナ無線通信システムにおける送信機、受信機及び方法
WO2009044537A1 (ja) 2007-10-01 2009-04-09 Panasonic Corporation 無線通信装置および応答信号拡散方法
CN102356690B (zh) 2009-02-18 2015-06-10 Lg电子株式会社 共存信道接入方法
US8301177B2 (en) * 2009-03-03 2012-10-30 Intel Corporation Efficient paging operation for femtocell deployment
EP2491663B1 (en) * 2009-10-23 2015-07-29 Marvell World Trade Ltd. Training sequence indication for WLAN
WO2011056790A1 (en) 2009-11-03 2011-05-12 Marvell World Trade Ltd. Power saving in a communication device
JP5259809B2 (ja) * 2011-12-05 2013-08-07 株式会社東芝 マルチアンテナ無線通信システムにおける送信機、受信機及び方法
JP5210441B1 (ja) * 2012-01-10 2013-06-12 株式会社エヌ・ティ・ティ・ドコモ 無線リソースの管理方法および管理装置
CN106605374A (zh) * 2014-10-07 2017-04-26 英特尔公司 高效信号字段的并行传输
EP4128623A1 (en) * 2020-03-31 2023-02-08 Sony Group Corporation Methods for reference signalling, transmitter nodes and receiver nodes

Family Cites Families (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002026796A (ja) 1998-04-07 2002-01-25 Matsushita Electric Ind Co Ltd 無線通信装置及び無線通信システム
JP3581282B2 (ja) * 1999-09-17 2004-10-27 松下電器産業株式会社 基地局装置およびアンテナ制御方法
US6473467B1 (en) * 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
US6751187B2 (en) 2001-05-17 2004-06-15 Qualcomm Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission
US20020193146A1 (en) 2001-06-06 2002-12-19 Mark Wallace Method and apparatus for antenna diversity in a wireless communication system
US7269224B2 (en) * 2001-09-17 2007-09-11 Bae Systems Information And Electronic Systems Integration Inc. Apparatus and methods for providing efficient space-time structures for preambles, pilots and data for multi-input, multi-output communications systems
GB0125178D0 (en) * 2001-10-19 2001-12-12 Koninkl Philips Electronics Nv Method of operating a wireless communication system
JP3625280B2 (ja) * 2001-11-02 2005-03-02 松下電器産業株式会社 通信方法、通信装置及び通信システム
SE0201103D0 (sv) * 2002-04-11 2002-04-11 Ericsson Telefon Ab L M Diagonally Layered Multi-Antenna Transmission for Frequency Selective Channels
JP2004080110A (ja) * 2002-08-09 2004-03-11 Samsung Yokohama Research Institute Co Ltd 直交周波数分割多重通信システム、及び直交周波数分割多重無線機
GB2392065B (en) 2002-08-15 2004-12-29 Toshiba Res Europ Ltd Signal decoding methods and apparatus
US7263385B2 (en) 2002-08-23 2007-08-28 Qualcomm Incorporated System and method for beamforming with data rate control feedback
AR045704A1 (es) * 2002-09-04 2005-11-09 Qualcomm Inc Estimacion de canales para sistemas de comunicaciones
US7002900B2 (en) * 2002-10-25 2006-02-21 Qualcomm Incorporated Transmit diversity processing for a multi-antenna communication system
US8320301B2 (en) * 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
FR2848747A1 (fr) * 2002-12-16 2004-06-18 France Telecom Procede et dispositif multi-antenne de transmission de signaux
US7310379B2 (en) * 2002-12-30 2007-12-18 Motorola, Inc. Polarization state techniques for wireless communications
WO2004075451A1 (ja) 2003-01-29 2004-09-02 Mitsubishi Denki Kabushiki Kaisha マルチキャリア無線通信システム、送信装置および受信装置
US20040192216A1 (en) 2003-03-31 2004-09-30 Marzetta Thomas Louis Training for MIMO communication systems
JP4490368B2 (ja) 2003-04-21 2010-06-23 三菱電機株式会社 無線通信装置、無線通信システムおよび無線通信方法
JP4536435B2 (ja) * 2003-06-30 2010-09-01 パナソニック株式会社 送信方法及び送信装置
EP1639776B1 (en) * 2003-06-30 2015-08-26 Agere Systems, Inc. Methods and apparatus for backwards compatible communication in a multiple antenna communication system using time orthogonal symbols
KR101018485B1 (ko) * 2003-06-30 2011-03-03 에이저 시스템즈 인크 데이터 전송 방법, 송신기, 데이터 수신 방법 및 수신기
JP4323985B2 (ja) 2003-08-07 2009-09-02 パナソニック株式会社 無線送信装置及び無線送信方法
KR100950646B1 (ko) * 2003-10-16 2010-04-01 삼성전자주식회사 다입다출 직교주파수분할다중 통신 시스템의 동기화를위한 프리앰블 전송 방법
US7616698B2 (en) * 2003-11-04 2009-11-10 Atheros Communications, Inc. Multiple-input multiple output system and method
JP4212548B2 (ja) 2003-12-26 2009-01-21 株式会社東芝 無線送信装置、無線受信装置、無線送信方法及び無線受信方法
BR0318689A (pt) 2003-12-30 2006-12-19 Telecom Italia Spa método e sistema para avaliar o campo recebido a partir de pelo menos uma fonte de campo eletromagnético em uma posição determinada do território coberto por uma rede de comunicação, rede de comunicação, terminal de rede de comunicação, métodos pára simular e planejar uma rede de rádio móvel e para localizar terminais móveis em uma rede de radio móvel e produto de programa de computador
US8194771B2 (en) * 2004-01-27 2012-06-05 Agere Systems Inc. Transmission method and apparatus in a multiple antenna communication system
JP4130191B2 (ja) * 2004-01-28 2008-08-06 三洋電機株式会社 送信装置
TWI253811B (en) * 2004-01-28 2006-04-21 Sanyo Electric Co Transmission method and device, reception method and device, and communication system using the same
US7457232B2 (en) * 2004-02-04 2008-11-25 Texas Instruments Incorporated Frequency switched preamble design to minimize channel estimation time in MIMO communications systems
US7444134B2 (en) * 2004-02-13 2008-10-28 Broadcom Corporation Device and method for transmitting long training sequence for wireless communications
US7423989B2 (en) * 2004-02-13 2008-09-09 Broadcom Corporation Preamble formats for MIMO wireless communications
US7586881B2 (en) * 2004-02-13 2009-09-08 Broadcom Corporation MIMO wireless communication greenfield preamble formats
KR100798968B1 (ko) * 2004-03-13 2008-01-28 삼성전자주식회사 직교 분할 다중 접속 시스템에서 파일럿 신호 송수신 방법 및 장치
US7551589B2 (en) 2004-04-02 2009-06-23 Lg Electronics Inc. Frame structure of uplink control information transmission channel in MIMO communication system
WO2005117314A1 (en) * 2004-05-20 2005-12-08 Conexant Systems, Inc. Cyclic diversity systems and methods
US8577299B2 (en) * 2004-06-04 2013-11-05 Qualcomm Incorporated Wireless communication system with configurable cyclic prefix length
WO2006002310A2 (en) * 2004-06-22 2006-01-05 Conexant Systems, Inc. Legacy compatible spatial multiplexing systems and methods
EP3537681B1 (en) * 2004-06-24 2020-10-07 Apple Inc. Preambles in ofdma system
US7773535B2 (en) * 2004-08-12 2010-08-10 Motorola, Inc. Method and apparatus for closed loop transmission
JP4364100B2 (ja) 2004-09-28 2009-11-11 株式会社東芝 無線通信装置
US7436903B2 (en) * 2004-09-29 2008-10-14 Intel Corporation Multicarrier transmitter and method for transmitting multiple data streams with cyclic delay diversity
JP4065276B2 (ja) * 2004-11-12 2008-03-19 三洋電機株式会社 送信方法およびそれを利用した無線装置
JP2006178042A (ja) 2004-12-21 2006-07-06 Oki Data Corp 画像形成装置
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
US8014463B2 (en) * 2005-05-25 2011-09-06 Qualcomm Incorporated Delay diversity and spatial rotation systems and methods
US7738356B2 (en) * 2005-06-28 2010-06-15 Broadcom Corporation Multiple stream cyclic-shifted delay transmitter
US7742390B2 (en) * 2005-08-23 2010-06-22 Agere Systems Inc. Method and apparatus for improved long preamble formats in a multiple antenna communication system
JP4841331B2 (ja) * 2005-09-14 2011-12-21 三洋電機株式会社 無線装置およびそれを利用した通信システム
JP3989512B2 (ja) 2005-09-15 2007-10-10 三洋電機株式会社 無線装置
JP4881796B2 (ja) 2007-06-08 2012-02-22 日立アロカメディカル株式会社 Ｘ線ｃｔ装置

Similar Documents

Publication Publication Date Title
JP2009105968A5 (https=)
CN113824544B (zh) 参考信号、消息的传输方法、传输资源确定方法和装置
JP5377711B2 (ja) 無線通信システムにおけるアンテナ選択方法および装置
JP2007236000A5 (https=)
TWI452920B (zh) CSI-RS (channel status information reference signal) and the base station device
Ghasemi et al. On the degrees of freedom of X channel with delayed CSIT
NZ588150A (en) Generating first and second type pilot signals using Costas arrays on two sets of transmission resources
TWI733818B (zh) 傳輸資料的方法和裝置
JP2014045526A5 (https=)
CN104782062B (zh) 用于小区专用参考信号(crs)的序列生成
WO2012167589A1 (zh) 一种srs的发送方法和系统
JP2007312380A5 (https=)
JP5907356B2 (ja) ブロック拡散信号のランダム化
JP2012532551A5 (https=)
TW200947988A (en) Method of transmitting reference signal and transmitter using the same
GB2459997B (en) Method of transmitting scheduling request in a wireless communication system
CN108141424B (zh) 发送和接收参考信号的方法、网络设备、可读存储介质
JP2011519187A5 (https=)
CN103238277A (zh) 用于lte非周期性探测基准信号的跳频方法
CN105359448A (zh) 一种用于滤波器组多载波（fbmc）波形的帧结构
WO2017030490A3 (en) Multiple csi reports for multi-user superposition transmission
CN110383927A (zh) 用于5g nr的增强的srs频率跳变方案
RU2015134604A (ru) Способ и устройство для выполнения гибридных распределений восходящей линии связи по станции и по потоку
JP2011097386A5 (https=)
JP2013102459A5 (https=)