BRPI0706641A8 - dispositivo de transmissão e método de transmissão - Google Patents

dispositivo de transmissão e método de transmissão

Info

Publication number
BRPI0706641A8
BRPI0706641A8 BRPI0706641A BRPI0706641A BRPI0706641A8 BR PI0706641 A8 BRPI0706641 A8 BR PI0706641A8 BR PI0706641 A BRPI0706641 A BR PI0706641A BR PI0706641 A BRPI0706641 A BR PI0706641A BR PI0706641 A8 BRPI0706641 A8 BR PI0706641A8
Authority
BR
Brazil
Prior art keywords
channel
transmission
transmission device
unit configured
mbms
Prior art date
Application number
BRPI0706641A
Other languages
English (en)
Inventor
Higuchi Kenichi
Sawahashi Mamoru
Kishiyama Yoshihisa
Original Assignee
Ntt Docomo 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=38287501&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0706641(A8) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of BRPI0706641A2 publication Critical patent/BRPI0706641A2/pt
Publication of BRPI0706641A8 publication Critical patent/BRPI0706641A8/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • 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
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • 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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/30—Resource management for broadcast services
    • 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
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Transmitters (AREA)

Abstract

dispositivo de transmissão e método de transmissão. a presente invenção refere-se a um dispositivo de transmissão com base em ofdm descrito inclui uma unidade de geração de canal de unidifusão configurada para gerar um canal de unidifusão, uma unidade de geração de canal mbms configurada para gerar um canal mbms, uma unidade de multiplexação configurada para multiplexar por divisão de tempo o canal de unidifusão e o canal mbms na mesma banda de freqúência e uma unidade de transmissão configurada para transmitir os simbolos de transmissão multiplexados por divisão de tempo. no dispositivo de transmissão descrito, o comprimento do intervalo de proteção para o canal mbms é ajustado mais longo do que o comprimento do intervalo de proteção para o canal de unidifusão.
BRPI0706641A 2006-01-18 2007-01-10 dispositivo de transmissão e método de transmissão BRPI0706641A8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006-010497 2006-01-18
JP2006010497A JP4451400B2 (ja) 2006-01-18 2006-01-18 送信装置及び送信方法
PCT/JP2007/050170 WO2007083548A1 (ja) 2006-01-18 2007-01-10 送信装置及び送信方法

Publications (2)

Publication Number Publication Date
BRPI0706641A2 BRPI0706641A2 (pt) 2011-04-05
BRPI0706641A8 true BRPI0706641A8 (pt) 2018-04-24

Family

ID=38287501

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0706641A BRPI0706641A8 (pt) 2006-01-18 2007-01-10 dispositivo de transmissão e método de transmissão

Country Status (13)

Country Link
US (3) US8472363B2 (pt)
EP (2) EP1983670B1 (pt)
JP (1) JP4451400B2 (pt)
KR (1) KR101334108B1 (pt)
CN (1) CN101406077B (pt)
AU (1) AU2007206527B8 (pt)
BR (1) BRPI0706641A8 (pt)
CA (1) CA2637591C (pt)
HU (1) HUE033460T2 (pt)
MX (1) MX2008009126A (pt)
RU (1) RU2421916C2 (pt)
TW (1) TW200733669A (pt)
WO (1) WO2007083548A1 (pt)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4451400B2 (ja) 2006-01-18 2010-04-14 株式会社エヌ・ティ・ティ・ドコモ 送信装置及び送信方法
US8130857B2 (en) * 2006-01-20 2012-03-06 Qualcomm Incorporated Method and apparatus for pilot multiplexing in a wireless communication system
AU2007200185A1 (en) * 2006-02-08 2007-08-23 Nec Australia Pty Ltd Delivery of multicast and uni-cast services in an OFDMA system
WO2007129620A1 (ja) * 2006-05-01 2007-11-15 Panasonic Corporation 無線通信基地局装置および無線通信基地局装置における送信方法
KR100970003B1 (ko) * 2007-05-02 2010-07-16 한국전자통신연구원 신호 송신 방법 및 장치
US8670363B2 (en) * 2007-05-30 2014-03-11 Qualcomm Incorporated Method and apparatus for sending scheduling information for broadcast and multicast services in a cellular communication system
US9386557B2 (en) 2007-08-13 2016-07-05 Qualcomm Incorporated Method and apparatus for supporting broadcast and multicast services in a wireless communication system
JP4857219B2 (ja) * 2007-08-22 2012-01-18 日本電信電話株式会社 無線通信システム及び中継無線装置
WO2009084868A2 (en) * 2007-12-27 2009-07-09 Lg Electronics Inc. Method of transmitting data in wireless communication system
JP5245452B2 (ja) * 2008-02-26 2013-07-24 富士通株式会社 無線基地局、端末、および上位装置
JP4874275B2 (ja) * 2008-02-29 2012-02-15 株式会社エヌ・ティ・ティ・ドコモ 移動局及びマルチキャスト／ブロードキャスト通信方法
JP5363557B2 (ja) 2008-03-21 2013-12-11 アップル インコーポレイテッド 空間多重を使用したマルチメディア・ブロードキャスト・マルチキャスト・サービス（ｍｂｍｓ）
US8638653B2 (en) 2008-03-27 2014-01-28 Intel Corporation Adaptive transmissions for optimized application delivery in wireless networks
JP5188870B2 (ja) 2008-04-28 2013-04-24 株式会社エヌ・ティ・ティ・ドコモ 基地局、移動局及び周波数分割多重通信方法
US8687537B2 (en) 2008-07-08 2014-04-01 Sharp Kabushiki Kaisha Communication system, reception device, and communication method
JP2010088062A (ja) * 2008-10-02 2010-04-15 Ntt Docomo Inc ネットワーク装置及びセル選択方法
KR101608784B1 (ko) 2009-01-21 2016-04-20 엘지전자 주식회사 무선 통신 시스템에서의 멀티캐스트 및/또는 브로드캐스트 서비스 데이터를 위한 자원 할당 방법 및 이를 위한 장치
JP2010239272A (ja) * 2009-03-30 2010-10-21 Panasonic Corp Ｏｆｄｍ送信装置、ｏｆｄｍ受信装置、ｏｆｄｍ伝送システム及びｏｆｄｍ通信方法
JP4859959B2 (ja) * 2009-07-10 2012-01-25 株式会社エヌ・ティ・ティ・ドコモ 受信装置及び受信方法
WO2011025103A1 (en) * 2009-08-28 2011-03-03 Lg Electronics Inc. Method for allocating resource for multicast and/or broadcast service data in wireless communication system and an apparatus therefor
PL2484074T3 (pl) 2009-09-30 2014-12-31 Optis Wireless Technology Llc Rekonfiguracja zestawu aktywnych nośnych składowych w bezprzewodowych systemach wielu nośnych
JP5489342B2 (ja) * 2010-04-02 2014-05-14 パナソニック株式会社 通信装置、通信方法、及び集積回路
WO2012042627A1 (ja) * 2010-09-30 2012-04-05 富士通株式会社 無線通信装置、無線通信システムおよび無線通信方法
JP5702574B2 (ja) * 2010-10-26 2015-04-15 京セラ株式会社 送信タイミングを補正する無線基地局および無線基地局における送信タイミング補正方法
KR101425762B1 (ko) * 2010-12-02 2014-08-01 엘지전자 주식회사 무선 접속 시스템에서 인접 셀 간 간섭을 회피하기 방법
US20130258904A1 (en) * 2012-03-28 2013-10-03 Cartasense Ltd. Configurable wireless networks, systems and methods
US9166853B2 (en) 2013-01-10 2015-10-20 Qualcomm Incorporated Rate adaptation for data communication
US9008159B2 (en) * 2013-01-10 2015-04-14 Qualcomm Incorporated Rate adaptation for data communication
US9071390B2 (en) 2013-01-10 2015-06-30 Qualcomm Incorporated Adjusting physical layer transmission properties
CN104144045B (zh) * 2013-05-09 2019-02-26 中兴通讯股份有限公司 Mbsfn区域内的载波资源处理方法、装置和系统
US10135759B2 (en) * 2013-06-12 2018-11-20 Convida Wireless, Llc Context and power control information management for proximity services
KR20160021869A (ko) 2013-06-21 2016-02-26 콘비다 와이어리스, 엘엘씨 컨텍스트 관리
CN105612732A (zh) 2013-07-10 2016-05-25 康维达无线有限责任公司 上下文感知邻近服务
KR101821533B1 (ko) 2014-08-07 2018-03-08 원 미디어, 엘엘씨 유연한 직교 주파수 분할 멀티플렉싱 물리 전송 데이터 프레임의 동적 구성 방법
EP3178187A1 (en) 2014-08-07 2017-06-14 Coherent Logix, Incorporated Multi-partition radio frames

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1073214B1 (en) * 1999-02-16 2008-12-17 Mitsubishi Denki Kabushiki Kaisha Radio communication system, transmitter and receiver
JP3583353B2 (ja) * 2000-07-03 2004-11-04 松下電器産業株式会社 通信端末装置および基地局装置
JP2007509586A (ja) 2003-10-24 2007-04-12 クゥアルコム・インコーポレイテッド マルチ−キャリア通信システムにおける複数データストリームの周波数分割多重方式
CN102143119B (zh) * 2005-03-30 2016-03-16 苹果公司 正交频分多路复用符号的传输方法和系统
JP4463780B2 (ja) * 2005-06-14 2010-05-19 株式会社エヌ・ティ・ティ・ドコモ 送信装置および送信方法
US7894818B2 (en) * 2005-06-15 2011-02-22 Samsung Electronics Co., Ltd. Apparatus and method for multiplexing broadcast and unicast traffic in a multi-carrier wireless network
US20090141818A1 (en) * 2005-07-14 2009-06-04 Matsushita Electric Industrial Co., Ltd. Wireless communication apparatus and wireless communication method in multicarrier communication
US8175021B2 (en) * 2005-11-04 2012-05-08 Texas Instruments Incorporated Method for transmission of unicast control in broadcast/multicast transmission time intervals
JP4451400B2 (ja) 2006-01-18 2010-04-14 株式会社エヌ・ティ・ティ・ドコモ 送信装置及び送信方法

Also Published As

Publication number Publication date
TWI340575B (pt) 2011-04-11
US20100232333A1 (en) 2010-09-16
JP2007194867A (ja) 2007-08-02
US8976723B2 (en) 2015-03-10
TW200733669A (en) 2007-09-01
US20130176931A1 (en) 2013-07-11
US20140056206A1 (en) 2014-02-27
RU2421916C2 (ru) 2011-06-20
BRPI0706641A2 (pt) 2011-04-05
EP1983670A4 (en) 2014-04-09
CA2637591C (en) 2015-11-03
CA2637591A1 (en) 2007-07-26
EP1983670A1 (en) 2008-10-22
EP3089419A1 (en) 2016-11-02
US8472363B2 (en) 2013-06-25
CN101406077B (zh) 2012-05-30
HUE033460T2 (en) 2017-12-28
KR20080087165A (ko) 2008-09-30
WO2007083548A1 (ja) 2007-07-26
US8737283B2 (en) 2014-05-27
AU2007206527B2 (en) 2011-06-30
EP1983670B1 (en) 2017-03-15
RU2008133319A (ru) 2010-02-27
KR101334108B1 (ko) 2013-11-29
AU2007206527B8 (en) 2011-07-07
CN101406077A (zh) 2009-04-08
JP4451400B2 (ja) 2010-04-14
MX2008009126A (es) 2008-09-26
AU2007206527A1 (en) 2007-07-26

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: H04L 27/26 (2006.01), H04L 1/00 (2006.01), H04L 5/

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

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