BRPI0914995A2 - redução de interferência emtre portadoras ofdm por otmização de espaçamento de portadora - Google Patents

redução de interferência emtre portadoras ofdm por otmização de espaçamento de portadora

Info

Publication number
BRPI0914995A2
BRPI0914995A2 BRPI0914995A BRPI0914995A BRPI0914995A2 BR PI0914995 A2 BRPI0914995 A2 BR PI0914995A2 BR PI0914995 A BRPI0914995 A BR PI0914995A BR PI0914995 A BRPI0914995 A BR PI0914995A BR PI0914995 A2 BRPI0914995 A2 BR PI0914995A2
Authority
BR
Brazil
Prior art keywords
interference reduction
carrier spacing
spacing optimization
ofdm
carriers
Prior art date
Application number
BRPI0914995A
Other languages
English (en)
Inventor
Brian C Banister
Matthias Brehller
Peter Gaal
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
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI0914995A2 publication Critical patent/BRPI0914995A2/pt

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver only
    • H04L27/2655Synchronisation arrangements
    • H04L27/2657Carrier synchronisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0037Inter-user or inter-terminal allocation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
BRPI0914995A 2008-06-09 2009-06-09 redução de interferência emtre portadoras ofdm por otmização de espaçamento de portadora BRPI0914995A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5985908P 2008-06-09 2008-06-09
US12/479,553 US8494065B2 (en) 2008-06-09 2009-06-05 Interference reduction between OFDM carriers by frequency offset optimization
PCT/US2009/046785 WO2009152177A2 (en) 2008-06-09 2009-06-09 Interference reduction between ofdm carriers by frequency offset optimization

Publications (1)

Publication Number Publication Date
BRPI0914995A2 true BRPI0914995A2 (pt) 2015-10-27

Family

ID=41400305

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0914995A BRPI0914995A2 (pt) 2008-06-09 2009-06-09 redução de interferência emtre portadoras ofdm por otmização de espaçamento de portadora

Country Status (10)

Country Link
US (1) US8494065B2 (pt)
EP (1) EP2286563B1 (pt)
JP (1) JP5204302B2 (pt)
KR (1) KR101227466B1 (pt)
CN (1) CN102057641B (pt)
BR (1) BRPI0914995A2 (pt)
CA (1) CA2724885A1 (pt)
RU (1) RU2471299C2 (pt)
TW (1) TWI385985B (pt)
WO (1) WO2009152177A2 (pt)

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US8144572B2 (en) 2004-09-14 2012-03-27 Qualcomm Incorporated Detection and mitigation of interference and jammers in an OFDM system
US8254865B2 (en) * 2006-04-07 2012-08-28 Belair Networks System and method for frequency offsetting of information communicated in MIMO-based wireless networks
US9137764B2 (en) * 2009-03-17 2015-09-15 Htc Corporation Method of managing timing alignment functionality for multiple component carriers and related communication device
KR101624879B1 (ko) 2009-12-23 2016-05-30 삼성전자주식회사 멀티 셀 환경에서의 기준신호 할당 방법, 관리 방법 및 상기 방법이 적용되는 네트워크 장치 및 단말
WO2011098298A2 (en) 2010-02-15 2011-08-18 Lantiq Deutschland Gmbh Overlapped frequency bands for multicarrier arrangements
US8971430B2 (en) 2010-05-25 2015-03-03 Kyocera Corporation Receiving device, base station and wireless communication terminal
JP5496777B2 (ja) * 2010-05-25 2014-05-21 京セラ株式会社 基地局
WO2015109576A1 (zh) * 2014-01-26 2015-07-30 华为技术有限公司 数据传输方法、装置和系统
EP3132583B1 (en) * 2014-04-16 2020-08-26 NXP USA, Inc. Signal field length indication in a high efficiency wireless local area network (wlan)
GB2527090B (en) * 2014-06-11 2017-04-12 Samsung Electronics Co Ltd Identifying interference at a digital broadcasting receiver
US10333668B2 (en) * 2015-10-05 2019-06-25 Qualcomm Incorporated Enhanced component carrier discovery reference signals
US10516510B2 (en) 2015-11-11 2019-12-24 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for wireless communication
KR102178412B1 (ko) 2016-07-15 2020-11-16 주식회사 케이티 새로운 무선 액세스 망에서 단말을 위한 동기화 신호 및 시스템 정보를 송수신하는 방법 및 장치
US11916720B2 (en) * 2016-09-30 2024-02-27 Sony Group Corporation Subcarrier spacing selection for synchronization signals
BR112019019471A2 (pt) * 2017-03-24 2020-04-22 Ericsson Telefon Ab L M raster e numeração de canais
US10985964B2 (en) * 2017-09-11 2021-04-20 Qualcomm Incorporated Techniques for selecting subcarrier spacing for signal detection
US11050598B2 (en) * 2017-11-28 2021-06-29 Qualcomm Incorporated Carrier information signaling in a 5G network
CN110011027A (zh) * 2018-12-28 2019-07-12 瑞声科技(新加坡)有限公司 一种天线、天线阵列和基站

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JP3870573B2 (ja) * 1998-08-24 2007-01-17 ソニー株式会社 変調装置および方法、記録媒体、並びに復調装置および方法
JP2000269917A (ja) * 1999-03-12 2000-09-29 Sony Corp 送信装置および方法、並びに提供媒体
US6891792B1 (en) * 1999-05-14 2005-05-10 At&T Corp. Method for estimating time and frequency offset in an OFDM system
US20020145969A1 (en) 2001-02-28 2002-10-10 Zulfiquar Sayeed Carrier frequency acquisition method and apparatus having improved reliability for detecting carrier acquisition or loss thereof
KR100754721B1 (ko) 2002-04-26 2007-09-03 삼성전자주식회사 직교주파수분할다중화 통신시스템에서 다중화 데이터 송수신 장치 및 방법
US7260054B2 (en) * 2002-05-30 2007-08-21 Denso Corporation SINR measurement method for OFDM communications systems
US7941173B2 (en) * 2003-10-17 2011-05-10 Qualcomm Incorporated Beacon signals facilitating signal detection and timing synchronization
CA2562705A1 (en) * 2004-04-15 2005-11-17 Qualcomm Flarion Technologies, Inc. Multi-carrier communications methods and apparatus
KR100935042B1 (ko) 2004-04-15 2009-12-31 콸콤 인코포레이티드 통신 시스템의 단계적 구축을 위한 방법 및 장치
US7969858B2 (en) 2004-10-14 2011-06-28 Qualcomm Incorporated Wireless terminal methods and apparatus for use in wireless communications systems supporting different size frequency bands
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
US7801227B2 (en) * 2006-04-14 2010-09-21 Qualcomm Incorporated Methods and apparatus related to composite beacon and wideband synchronization signaling
US8489133B2 (en) * 2006-06-09 2013-07-16 Nec Corporation Communication system, transmission device, reception device, and synchronization method
JP4910531B2 (ja) 2006-07-18 2012-04-04 富士通株式会社 端末間のアドホック通信方法及び通信システム
WO2008096436A1 (ja) 2007-02-08 2008-08-14 Fujitsu Limited 無線端末装置、基地局装置および無線通信方法
CN101136894B (zh) 2007-03-23 2012-11-28 中兴通讯股份有限公司 可扩展的ofdm及ofdma带宽分配的方法和系统
EP3528419B1 (en) * 2008-06-19 2021-09-22 Huawei Technologies Co., Ltd. Carrier aggregation
KR101496896B1 (ko) * 2009-02-16 2015-02-27 삼성전자주식회사 대역 확장성을 지원하는 셀룰러 무선통신시스템에서 보호대역이 구성된 하향링크 신호의 송수신 방법 및 장치

Also Published As

Publication number Publication date
JP2011523331A (ja) 2011-08-04
WO2009152177A2 (en) 2009-12-17
EP2286563A2 (en) 2011-02-23
KR20110027775A (ko) 2011-03-16
JP5204302B2 (ja) 2013-06-05
US20090304100A1 (en) 2009-12-10
TWI385985B (zh) 2013-02-11
CN102057641B (zh) 2014-08-27
US8494065B2 (en) 2013-07-23
RU2010154091A (ru) 2012-07-20
WO2009152177A3 (en) 2010-05-06
EP2286563B1 (en) 2022-10-05
CA2724885A1 (en) 2009-12-17
TW201014286A (en) 2010-04-01
CN102057641A (zh) 2011-05-11
RU2471299C2 (ru) 2012-12-27
KR101227466B1 (ko) 2013-01-29

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 5A E 6A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2344 DE 08-12-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.