BRPI0810543A2 - Estrutura transposta para pré-codificação baseada em diversidade de retardo cíclico (cdd) - Google Patents

Estrutura transposta para pré-codificação baseada em diversidade de retardo cíclico (cdd)

Info

Publication number
BRPI0810543A2
BRPI0810543A2 BRPI0810543-0A2A BRPI0810543A BRPI0810543A2 BR PI0810543 A2 BRPI0810543 A2 BR PI0810543A2 BR PI0810543 A BRPI0810543 A BR PI0810543A BR PI0810543 A2 BRPI0810543 A2 BR PI0810543A2
Authority
BR
Brazil
Prior art keywords
cdd
transposing
precoding
cyclic low
low diversity
Prior art date
Application number
BRPI0810543-0A2A
Other languages
English (en)
Inventor
Byoung-Hoon Kim
Taesang Yoo
Xiaoxia Zhang
Original Assignee
Qualcomm Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39615853&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0810543(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI0810543A2 publication Critical patent/BRPI0810543A2/pt
Publication of BRPI0810543B1 publication Critical patent/BRPI0810543B1/pt

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
    • H04B7/0615—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 weighted versions of same signal
    • H04B7/0617—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 weighted versions of same signal for beam forming
    • 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
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0426—Power distribution
    • H04B7/0434—Power distribution using multiple eigenmodes
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0465—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking power constraints at power amplifier or emission constraints, e.g. constant modulus, into account

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
BRPI0810543A 2007-04-25 2008-04-25 método e equipamento de comunicação sem fio que facilitam aplicação de diversidade de retardo cíclico, cdd, e pré-codificação para transmissões sem fio e memória legível por computador BRPI0810543B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US91403107P 2007-04-25 2007-04-25
US12/109,068 US8594219B2 (en) 2007-04-25 2008-04-24 Transposed structure for cyclic delay diversity (CDD) based precoding
PCT/US2008/061630 WO2008134551A1 (en) 2007-04-25 2008-04-25 Transposed structure for cyclic delay diversity (cdd) based precoding

Publications (2)

Publication Number Publication Date
BRPI0810543A2 true BRPI0810543A2 (pt) 2014-10-21
BRPI0810543B1 BRPI0810543B1 (pt) 2020-04-07

Family

ID=39615853

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0810543A BRPI0810543B1 (pt) 2007-04-25 2008-04-25 método e equipamento de comunicação sem fio que facilitam aplicação de diversidade de retardo cíclico, cdd, e pré-codificação para transmissões sem fio e memória legível por computador

Country Status (13)

Country Link
US (1) US8594219B2 (pt)
EP (1) EP2151069B1 (pt)
JP (2) JP2010527537A (pt)
KR (1) KR101116337B1 (pt)
CN (1) CN101663840B (pt)
AU (1) AU2008245591A1 (pt)
BR (1) BRPI0810543B1 (pt)
CA (1) CA2682808C (pt)
IL (1) IL201414A0 (pt)
MX (1) MX2009011483A (pt)
RU (1) RU2446576C2 (pt)
TW (1) TWI375423B (pt)
WO (1) WO2008134551A1 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080310547A1 (en) * 2007-06-08 2008-12-18 Nokia Siemens Networks Oy Multi-code precoding for sequence modulation
CN101374033B (zh) * 2007-08-23 2013-03-27 株式会社Ntt都科摩 一种多输入多输出系统中的数据处理方法及装置
KR20100013251A (ko) * 2008-07-30 2010-02-09 엘지전자 주식회사 다중안테나 시스템에서 데이터 전송방법
KR101056614B1 (ko) * 2008-07-30 2011-08-11 엘지전자 주식회사 다중안테나 시스템에서 데이터 전송방법
US8204453B2 (en) * 2008-08-20 2012-06-19 Intel Mobile Communications GmbH Method, apparatus and communication unit
KR101755038B1 (ko) * 2009-01-30 2017-07-06 엘지전자 주식회사 무선 통신 시스템에서 참조신호 전송 장치 및 방법
US8503572B2 (en) * 2009-02-02 2013-08-06 Qualcomm Incorporated Antenna virtualization in a wireless communication environment
KR101460745B1 (ko) * 2009-02-19 2014-11-11 삼성전자주식회사 무선 통신 시스템에서 다중입력 다중출력과 빔포밍을 동시에 지원하기 위한 장치 및 방법
US20100329370A1 (en) * 2009-04-28 2010-12-30 Beceem Communications Inc. Selection of a Subset of Antennas for Transmission
US8290074B2 (en) * 2010-01-21 2012-10-16 Mitsubishi Electric Research Laboratories, Inc. OFDM networks with pseudo-random phase precoding
CN102237916B (zh) * 2010-04-28 2015-05-20 中兴通讯股份有限公司 数据发送模式的确定方法及装置
CN102624496B (zh) * 2011-01-30 2015-03-11 华为技术有限公司 预编码处理方法、基站和通信系统
WO2014129799A1 (ko) * 2013-02-19 2014-08-28 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 신호 전송 방법 및 이를 위한 장치
US9300501B2 (en) * 2013-04-12 2016-03-29 Broadcom Corporation Spatial null creation using massive MIMO (M-MIMO)
CN104243003B (zh) * 2013-06-06 2017-10-27 电信科学技术研究院 一种基于码本的信道状态信息的传输方法和装置
CN103579759B (zh) * 2013-11-05 2015-08-26 浙江大学 一种实现阵列天线波束全向覆盖的方法
US9848408B2 (en) * 2013-11-12 2017-12-19 Qualcomm Incorporated Proactive rank index management in SLTE enabled modem to achieve higher throughput
US9716536B2 (en) 2015-03-19 2017-07-25 Mitsubishi Electric Research Laboratories, Inc. System and method for wireless communications over fading channels
CN110971275B (zh) * 2018-09-28 2021-11-23 大唐移动通信设备有限公司 一种上行传输方法、上行传输的调度方法和设备
US11881915B2 (en) * 2019-04-05 2024-01-23 Lg Electronics Inc. Method for transmitting and receiving signal in wireless communication system, and apparatus therefor
US11477760B2 (en) * 2019-12-19 2022-10-18 Qualcomm Incorporated Frequency diversity techniques for single frequency networks

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5819177A (en) 1996-03-20 1998-10-06 Dynamic Telecommunications, Inc. Fixed wireless terminals with network management method and apparatus
WO2004019447A2 (en) 2002-08-21 2004-03-04 Zyray Wireless, Inc. Antenna array including virtual antenna elements
EP1627511B1 (en) 2003-05-28 2008-02-27 Telefonaktiebolaget LM Ericsson (publ) Method and architecture for wireless communication networks using cooperative relaying
KR100779172B1 (ko) 2005-08-19 2007-11-26 한국전자통신연구원 Ｏｆｄｍ 시스템/ｏｆｄｍ 기반 셀룰러 시스템에서의 가상다중 안테나 방법
WO2007021153A1 (en) 2005-08-19 2007-02-22 Electronics And Telecommunications Research Institute Virtual multiple antenna method for ofdm system and ofdm-based cellular system
ES2688275T3 (es) 2005-08-22 2018-10-31 Qualcomm Incorporated Procedimiento y aparato para la selección de antenas virtuales
CN1941660A (zh) * 2005-09-30 2007-04-04 松下电器产业株式会社 多天线无线通信系统中的多用户分集方法及系统
TWI562572B (en) * 2006-01-11 2016-12-11 Interdigital Tech Corp Method and apparatus for implementing space time processing with unequal modulation and coding schemes
US8068555B2 (en) 2007-02-13 2011-11-29 Telefonaktiebolaget L M Ericsson (Publ) Methods and systems for combined cyclic delay diversity and precoding of radio signals

Also Published As

Publication number Publication date
JP2010527537A (ja) 2010-08-12
RU2446576C2 (ru) 2012-03-27
JP5666633B2 (ja) 2015-02-12
EP2151069A1 (en) 2010-02-10
CA2682808A1 (en) 2008-11-06
US8594219B2 (en) 2013-11-26
MX2009011483A (es) 2009-12-01
CA2682808C (en) 2014-02-18
BRPI0810543B1 (pt) 2020-04-07
KR20090131678A (ko) 2009-12-29
AU2008245591A1 (en) 2008-11-06
EP2151069B1 (en) 2014-12-17
KR101116337B1 (ko) 2012-03-13
RU2009143539A (ru) 2011-06-10
IL201414A0 (en) 2010-05-31
CN101663840B (zh) 2013-05-29
JP2013146076A (ja) 2013-07-25
US20080287075A1 (en) 2008-11-20
CN101663840A (zh) 2010-03-03
TWI375423B (en) 2012-10-21
WO2008134551A1 (en) 2008-11-06
TW200910802A (en) 2009-03-01

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B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04B 7/06 , H04B 7/04

Ipc: H04B 7/06 (1968.09), H04B 7/0426 (2017.01), H04B 7

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B09W Correction of the decision to grant [chapter 9.1.4 patent gazette]

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B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

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B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2720 DE 23-02-2023 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.