DE602006008701D1 - Mehrfachstromsender mit zyklisch versetzter Verzögerung - Google Patents

Mehrfachstromsender mit zyklisch versetzter Verzögerung

Info

Publication number
DE602006008701D1
DE602006008701D1 DE602006008701T DE602006008701T DE602006008701D1 DE 602006008701 D1 DE602006008701 D1 DE 602006008701D1 DE 602006008701 T DE602006008701 T DE 602006008701T DE 602006008701 T DE602006008701 T DE 602006008701T DE 602006008701 D1 DE602006008701 D1 DE 602006008701D1
Authority
DE
Germany
Prior art keywords
multiple current
current transmitter
offset delay
cyclically offset
cyclically
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.)
Active
Application number
DE602006008701T
Other languages
English (en)
Inventor
Joonsuk Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Broadcom Corp
Original Assignee
Broadcom Corp
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 Broadcom Corp filed Critical Broadcom Corp
Publication of DE602006008701D1 publication Critical patent/DE602006008701D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04B7/0671—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 using different delays between antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Radio Transmission System (AREA)
DE602006008701T 2005-06-28 2006-04-05 Mehrfachstromsender mit zyklisch versetzter Verzögerung Active DE602006008701D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/168,832 US7738356B2 (en) 2005-06-28 2005-06-28 Multiple stream cyclic-shifted delay transmitter

Publications (1)

Publication Number Publication Date
DE602006008701D1 true DE602006008701D1 (de) 2009-10-08

Family

ID=36778130

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006008701T Active DE602006008701D1 (de) 2005-06-28 2006-04-05 Mehrfachstromsender mit zyklisch versetzter Verzögerung

Country Status (5)

Country Link
US (1) US7738356B2 (de)
EP (1) EP1739854B1 (de)
CN (1) CN1893310B (de)
DE (1) DE602006008701D1 (de)
TW (1) TWI357233B (de)

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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
US7813448B2 (en) * 2005-10-31 2010-10-12 Broadcom Corporation Cyclic delay diversity in a wireless system
EP1944882B1 (de) * 2005-10-31 2011-03-02 Sharp Kabushiki Kaisha Endgerätevorrichtung, basisstationsvorrichtung und kommunikationssystem
JP5068668B2 (ja) 2005-12-20 2012-11-07 シャープ株式会社 送信機
CN101346904B (zh) * 2005-12-26 2013-07-10 夏普株式会社 无线发射机及无线发射方法
CN101047393B (zh) * 2006-05-12 2010-05-12 华为技术有限公司 一种产生交织器/解交织器的方法及其应用
US7804910B2 (en) 2006-08-08 2010-09-28 Adaptix, Inc. Systems and methods for wireless communication system channel allocation using international delay distortion
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
JP5106129B2 (ja) * 2007-01-10 2012-12-26 パナソニック株式会社 基地局装置
US8780771B2 (en) * 2007-02-06 2014-07-15 Qualcomm Incorporated Cyclic delay diversity and precoding for wireless communication
US8457064B2 (en) * 2007-03-21 2013-06-04 Qualcomm Incorporated Methods and apparatus for RF handoff in a multi-frequency network
US8737350B2 (en) * 2007-03-21 2014-05-27 Qualcomm Incorporated Methods and apparatus for RF handoff in a multi-frequency network
US8948757B2 (en) * 2007-03-21 2015-02-03 Qualcomm Incorporated Methods and apparatus for RF handoff in a multi-frequency network
US8737353B2 (en) * 2007-03-21 2014-05-27 Qualcomm Incorporated Methods and apparatus for RF handoff in a multi-frequency network
US8750248B2 (en) * 2007-03-21 2014-06-10 Qualcomm Incorporated Methods and apparatus for RF handoff in a multi-frequency network
US8565799B2 (en) * 2007-04-04 2013-10-22 Qualcomm Incorporated Methods and apparatus for flow data acquisition in a multi-frequency network
CN101299620A (zh) 2007-04-30 2008-11-05 华为技术有限公司 确定零相关区长度集合的方法、装置及移动通信***
US8260360B2 (en) * 2007-06-22 2012-09-04 Broadcom Corporation Transceiver with selective beamforming antenna array
JP4521440B2 (ja) * 2007-12-18 2010-08-11 株式会社東芝 アレイアンテナ装置及びその送受信モジュール
EP2234286B1 (de) * 2008-01-17 2016-07-20 Alcatel Lucent Verfahren und vorrichtung zum durchführen einer zyklischen verzögerungsabbildung auf signale in mehrantennensendern
US8570939B2 (en) * 2008-03-07 2013-10-29 Qualcomm Incorporated Methods and systems for choosing cyclic delays in multiple antenna OFDM systems
US8908595B2 (en) * 2009-03-12 2014-12-09 Qualcomm Incorporated Methods and apparatus for adjacent channel interference mitigation in access point base stations
KR101055446B1 (ko) 2009-05-29 2011-08-08 주식회사 팬택 차등 순환지연 다이버시티 ｍｉｍｏ 기법을 이용한 송수신 장치 및 그 방법
JP4916561B2 (ja) * 2010-03-26 2012-04-11 株式会社エヌ・ティ・ティ・ドコモ 信号生成装置及び信号生成方法
US8619676B2 (en) * 2010-06-09 2013-12-31 Broadcom Corporation Legacy cyclic shift delay (CSD) for orthogonal frequency division multiplexing (OFDM) signaling within multiple user, multiple access, and/or MIMO wireless communications
JP5901077B2 (ja) * 2011-01-06 2016-04-06 マーベル ワールド トレード リミテッド Ｗｌａｎマルチ無線デバイスのための巡回シフト遅延
CN103188044A (zh) * 2011-05-19 2013-07-03 北京新岸线移动多媒体技术有限公司 一种用于数据传输的方法和设备
TWI470958B (zh) * 2012-01-03 2015-01-21 Mstar Semiconductor Inc 應用於無線網路接收端以判斷發射端天線數目的方法與相關裝置
JP2022527514A (ja) * 2019-03-29 2022-06-02 株式会社Ｎｔｔドコモ 巡回遅延ダイバーシティを用いて２レイヤの上りリンクを送信する方法

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US5812951A (en) * 1994-11-23 1998-09-22 Hughes Electronics Corporation Wireless personal communication system
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
US6377632B1 (en) * 2000-01-24 2002-04-23 Iospan Wireless, Inc. Wireless communication system and method using stochastic space-time/frequency division multiplexing
US6804307B1 (en) * 2000-01-27 2004-10-12 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for efficient transmit diversity using complex space-time block codes
US6842487B1 (en) 2000-09-22 2005-01-11 Telefonaktiebolaget Lm Ericsson (Publ) Cyclic delay diversity for mitigating intersymbol interference in OFDM systems
CA2455859C (en) * 2001-08-09 2011-05-24 Nokia Corporation Diversity transmitter and diversity transmission method
DE60312325T2 (de) * 2003-08-29 2007-11-08 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren zum Senden von Daten in einem Telekommunikationssystem mit wenigstens einem Sender und wenigstens einem Empfänger mit wenigstens einer Empfangsantenne
JP4490922B2 (ja) * 2003-11-21 2010-06-30 パナソニック株式会社 マルチアンテナ送信装置及びマルチアンテナ送信方法
US7586881B2 (en) * 2004-02-13 2009-09-08 Broadcom Corporation MIMO wireless communication greenfield preamble formats
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
KR100798968B1 (ko) * 2004-03-13 2008-01-28 삼성전자주식회사 직교 분할 다중 접속 시스템에서 파일럿 신호 송수신 방법 및 장치
US8923785B2 (en) * 2004-05-07 2014-12-30 Qualcomm Incorporated Continuous beamforming for a MIMO-OFDM system
US8285226B2 (en) * 2004-05-07 2012-10-09 Qualcomm Incorporated Steering diversity for an OFDM-based multi-antenna communication system
US8233555B2 (en) * 2004-05-17 2012-07-31 Qualcomm Incorporated Time varying delay diversity of OFDM
US7623439B2 (en) * 2004-05-20 2009-11-24 Webster Mark A Cyclic diversity systems and methods
US7920884B2 (en) * 2004-06-04 2011-04-05 Qualcomm Incorporated Frame structures for a wireless communication system with multiple radio technologies
EP1787414B1 (de) * 2004-06-24 2012-01-11 Nortel Networks Limited Präambeln in ofdma-systemen
US20060067263A1 (en) * 2004-09-30 2006-03-30 Qinghua Li Techniques to manage multiple receivers
US8737189B2 (en) * 2005-02-16 2014-05-27 Broadcom Corporation Method and system for compromise greenfield preambles for 802.11n
US20060111054A1 (en) * 2004-11-22 2006-05-25 Interdigital Technology Corporation Method and system for selecting transmit antennas to reduce antenna correlation
GB2423675B (en) * 2005-02-28 2009-08-19 King S College London Diversity transmitter and method
US7499504B2 (en) * 2005-05-04 2009-03-03 Intel Corporation Method for determining multiple-input multiple-output (MIMO) channel coefficient using polarity-inverted training signals in an orthogonal frequency division multiplexed (OFDM) multicarrier system
US8014463B2 (en) * 2005-05-25 2011-09-06 Qualcomm Incorporated Delay diversity and spatial rotation systems and methods
JP4781116B2 (ja) * 2005-06-30 2011-09-28 三洋電機株式会社 無線装置

Also Published As

Publication number Publication date
TWI357233B (en) 2012-01-21
US20070008946A1 (en) 2007-01-11
TW200718068A (en) 2007-05-01
EP1739854A2 (de) 2007-01-03
CN1893310A (zh) 2007-01-10
EP1739854B1 (de) 2009-08-26
US7738356B2 (en) 2010-06-15
CN1893310B (zh) 2010-09-08
EP1739854A3 (de) 2007-01-10

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