[go: up one dir, main page]

DE60218123D1 - Empfänger, Sender, Kommunikationssystem, und Kommunikationsverfahren - Google Patents

Empfänger, Sender, Kommunikationssystem, und Kommunikationsverfahren

Info

Publication number
DE60218123D1
DE60218123D1 DE60218123T DE60218123T DE60218123D1 DE 60218123 D1 DE60218123 D1 DE 60218123D1 DE 60218123 T DE60218123 T DE 60218123T DE 60218123 T DE60218123 T DE 60218123T DE 60218123 D1 DE60218123 D1 DE 60218123D1
Authority
DE
Germany
Prior art keywords
transmitter
receiver
communication
communication system
communication method
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.)
Expired - Lifetime
Application number
DE60218123T
Other languages
English (en)
Other versions
DE60218123T2 (de
Inventor
Noriyuki Maeda
Hiroyuki Atarashi
Sadayuki Abeta
Mamoru Sawahashi
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.)
NTT Docomo Inc
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
Application filed by NTT Docomo Inc filed Critical NTT Docomo Inc
Application granted granted Critical
Publication of DE60218123D1 publication Critical patent/DE60218123D1/de
Publication of DE60218123T2 publication Critical patent/DE60218123T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
DE60218123T 2001-12-28 2002-12-30 Empfänger, Sender, Kommunikationssystem, und Kommunikationsverfahren Expired - Lifetime DE60218123T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001401418 2001-12-28
JP2001401418 2001-12-28

Publications (2)

Publication Number Publication Date
DE60218123D1 true DE60218123D1 (de) 2007-03-29
DE60218123T2 DE60218123T2 (de) 2007-11-08

Family

ID=19189773

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60218123T Expired - Lifetime DE60218123T2 (de) 2001-12-28 2002-12-30 Empfänger, Sender, Kommunikationssystem, und Kommunikationsverfahren

Country Status (8)

Country Link
US (1) US7092431B2 (de)
EP (1) EP1324513B1 (de)
KR (1) KR100539628B1 (de)
CN (1) CN1268081C (de)
AU (1) AU2002324021B2 (de)
CA (1) CA2415170C (de)
DE (1) DE60218123T2 (de)
SG (1) SG100806A1 (de)

Families Citing this family (84)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7133380B1 (en) 2000-01-11 2006-11-07 At&T Corp. System and method for selecting a transmission channel in a wireless communication system that includes an adaptive array
US6807405B1 (en) 1999-04-28 2004-10-19 Isco International, Inc. Method and a device for maintaining the performance quality of a code-division multiple access system in the presence of narrow band interference
US20100255890A1 (en) * 2001-06-27 2010-10-07 John Mikkelsen Download management of audio and visual content, product method and system
US20100029261A1 (en) * 2001-06-27 2010-02-04 John Mikkelsen Virtual wireless data cable method, apparatus and system
US20100191602A1 (en) * 2001-06-27 2010-07-29 John Mikkelsen Mobile banking and payment platform
US9712582B2 (en) 2001-06-27 2017-07-18 Skky, Llc Telephone initiated protocol-improved media delivery platform
CA2463922C (en) 2001-06-27 2013-07-16 4 Media, Inc. Improved media delivery platform
US20100077022A1 (en) * 2001-06-27 2010-03-25 John Mikkelsen Media delivery platform
JP2003204293A (ja) 2002-01-08 2003-07-18 Communication Research Laboratory フェージング歪みあるいは周波数オフセットの補償伝送方法
KR100456454B1 (ko) * 2002-10-07 2004-11-09 한국전자통신연구원 무선통신에서의 배열 안테나 시스템
JP3629261B2 (ja) * 2002-11-26 2005-03-16 松下電器産業株式会社 無線受信装置
JP4170100B2 (ja) * 2003-01-10 2008-10-22 富士通株式会社 適応アンテナを用いる通信機
CN100574162C (zh) * 2003-02-17 2009-12-23 松下移动通信株式会社 估算噪声功率的方法和噪声功率估算装置
US7272176B2 (en) * 2003-02-18 2007-09-18 Qualcomm Incorporated Communication receiver with an adaptive equalizer
US20040161057A1 (en) * 2003-02-18 2004-08-19 Malladi Durga Prasad Communication receiver with a rake-based adaptive equalizer
US7257377B2 (en) * 2003-02-18 2007-08-14 Qualcomm, Incorporated Systems and methods for improving channel estimation
US20040203812A1 (en) * 2003-02-18 2004-10-14 Malladi Durga Prasad Communication receiver with an adaptive equalizer that uses channel estimation
KR100532422B1 (ko) * 2003-02-28 2005-11-30 삼성전자주식회사 동일 심볼을 다수의 채널에 중복적으로 전송하여 통신거리를 확장시킨 무선 랜 시스템의 직교 주파수 분할다중화 송수신 장치 및 그 송수신 방법
WO2005002104A1 (ja) * 2003-06-30 2005-01-06 Nec Corporation 複数の送受信アンテナを用いる符号拡散無線通信における拡散符号割当て方法及びそれを用いた符号拡散無線通信システム
JP2005027179A (ja) * 2003-07-04 2005-01-27 Toshiba Corp 受信装置および受信回路
JP4546177B2 (ja) * 2003-07-28 2010-09-15 パナソニック株式会社 無線通信装置および無線通信方法
JP4183706B2 (ja) * 2003-07-29 2008-11-19 富士通株式会社 Ｏｆｄｍシステムにおけるパイロット多重方法及び送受信装置
BRPI0413356B1 (pt) * 2003-08-06 2020-12-01 Optis Wireless Technology, Llc aparelho e método de comunicação sem fio, estação base e método de comunicação implementado por uma estação base
GB2404822B (en) * 2003-08-07 2007-07-11 Ipwireless Inc Method and arrangement for noise variance and sir estimation
CN1839602B (zh) * 2003-09-30 2012-01-18 意大利电信股份公司 使用导频符号的信道估计
KR100950668B1 (ko) * 2003-09-30 2010-04-02 삼성전자주식회사 직교 주파수 분할 다중 접속 방식을 사용하는 통신 시스템에서 업링크 파일럿 신호 송수신 장치 및 방법
US8027417B2 (en) 2003-12-19 2011-09-27 Nortel Networks Limited Interference-weighted communication signal processing systems and methods
US7630688B2 (en) * 2004-03-31 2009-12-08 Interdigital Technology Corporation Mitigation of wireless transmit/receive unit (WTRU) to WTRU interference using multiple antennas or beams
US8346293B2 (en) * 2004-06-14 2013-01-01 Panasonic Corporation Radio communication device supporting a plurality of communication schemes
US7616711B2 (en) * 2004-07-20 2009-11-10 Qualcomm Incorporated Frequency domain filtering to improve channel estimation in multicarrier systems
US8385296B2 (en) * 2004-07-22 2013-02-26 Industry Academic Cooperation Foundation Of Kyunghee University Multi-carrier CDMA transmitting device and method using block-based multi-carrier spreading
EP1622288B1 (de) * 2004-07-27 2012-10-24 Broadcom Corporation Übertragung von Pilotsymbolen für mehrere Sendekommunikationssysteme
US7593493B2 (en) * 2004-10-06 2009-09-22 Broadcom Corporation Method and system for pre-equalization in a single weight (SW) single channel (SC) multiple-input multiple-output (MIMO) system
US8406251B2 (en) * 2004-10-06 2013-03-26 Broadcom Corporation Method and system for processing multipath clusters
EP1655918A3 (de) * 2004-11-03 2012-11-21 Broadcom Corporation Modus mit niedriger Rate und hoher Reichweite für OFDM in drahtlosen LANs
TWI260890B (en) * 2004-11-19 2006-08-21 Mediatek Inc Combining coefficient estimation apparatus capable of compensating phase noise of OFDM system and combining coefficient estimation method thereof
EP1826915A4 (de) 2004-12-14 2014-01-01 Fujitsu Ltd Spreizcode-zuteilungsverfahren, entspreizungsverfahren, sender, empfänger, kommunikationseinrichtung, drahtlose basisstationseinrichtung und mobiles endgerät
JP4270126B2 (ja) * 2004-12-20 2009-05-27 沖電気工業株式会社 符号分割多重通信システム
KR20060082228A (ko) * 2005-01-11 2006-07-18 삼성전자주식회사 다중반송파부호분할다중접속 시스템을 위한 파일럿 기반의채널 추정 방법
ATE402561T1 (de) * 2005-03-04 2008-08-15 Sennheiser Comm As Lernkopfhörer
JP4905874B2 (ja) * 2005-04-27 2012-03-28 京セラ株式会社 無線通信装置および無線通信装置における制御方法
US7684508B1 (en) * 2005-05-27 2010-03-23 Mediatek Incorporation Transmission diversity detecting apparatus capable of generating quality indicator and related method thereof
US7525942B2 (en) * 2005-09-01 2009-04-28 Isco International, Inc. Method and apparatus for detecting interference using correlation
JP4852551B2 (ja) * 2005-11-16 2012-01-11 シャープ株式会社 マルチキャリア受信装置、マルチキャリア通信システムおよび復調方法
US7924930B1 (en) 2006-02-15 2011-04-12 Marvell International Ltd. Robust synchronization and detection mechanisms for OFDM WLAN systems
US7978752B2 (en) * 2006-03-15 2011-07-12 Interdigital Technology Corporation Method and apparatus for switching operating modes of a receiver
JP4189410B2 (ja) * 2006-06-12 2008-12-03 株式会社東芝 無線通信装置及び送信制御方法
US8275323B1 (en) 2006-07-14 2012-09-25 Marvell International Ltd. Clear-channel assessment in 40 MHz wireless receivers
JP4818045B2 (ja) * 2006-09-28 2011-11-16 株式会社東芝 無線通信装置
US7852744B2 (en) * 2006-10-03 2010-12-14 Qualcomm Incorporated Method and apparatus for channel estimation in a wireless communication device
KR100841936B1 (ko) * 2006-12-29 2008-06-27 포스데이타 주식회사 안테나별 간섭을 고려한 수신신호 결합 장치 및 방법과이를 이용한 심볼메트릭 산출 장치 및 방법
KR101341500B1 (ko) * 2007-02-09 2013-12-16 엘지전자 주식회사 역확산 기반 신호 검출 방법 및 이를 위한 신호 송신 방법
KR101454027B1 (ko) * 2007-08-10 2014-10-24 한국전자통신연구원 병렬 구조를 가지는 시분할 다중화 통신 시스템 및 방법
KR100942702B1 (ko) * 2007-08-30 2010-02-17 한국전자통신연구원 심볼 오류정정이 가능한 주파수 선택적 기저대역을사용하는 변복조 방법 및 그 장치
KR100930716B1 (ko) * 2007-10-17 2009-12-09 한국전자통신연구원 신호 전송 방법 및 신호 수신 방법
US20090129444A1 (en) * 2007-11-20 2009-05-21 Juinn-Horng Deng Multi-code multicarrier code division multiple access system in frequency-selective fading channels
KR101436047B1 (ko) * 2007-12-18 2014-09-01 삼성전자주식회사 주파수 분할 다중 접속 시스템에서 디지털 아날로그 변환비트 감소 방법 및 장치
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
KR101018193B1 (ko) * 2008-08-28 2011-02-28 삼성전기주식회사 프리앰블 노이즈 제거회로
US8385483B2 (en) 2008-11-11 2013-02-26 Isco International, Llc Self-adaptive digital RF bandpass and bandstop filter architecture
US9048919B2 (en) 2008-11-11 2015-06-02 Isco International Llc Method and apparatus for an adaptive filter architecture
US20100304744A1 (en) * 2009-05-29 2010-12-02 Qualcomm Incorporated Method and apparatus for performing searches with multiple receive diversity (rxd) search modes
US20110081243A1 (en) * 2009-10-02 2011-04-07 Sullivan John T Helical airfoil wind turbines
WO2011054369A1 (en) * 2009-11-03 2011-05-12 Telefonaktiebolaget Lm Ericsson (Publ) Multi-standard communication
US9173191B2 (en) 2009-12-20 2015-10-27 Intel Corporation Device, system and method of simultaneously communicating with a group of wireless communication devices
US8913566B1 (en) 2010-04-12 2014-12-16 Sprint Spectrum L.P. Using traffic channels to extend wireless coverage in poor pilot-signal conditions
WO2012008973A1 (en) * 2010-07-16 2012-01-19 The Board Of Regents Of The University Of Texas System System and method for transmitting pilot and data symbols in a relayed-wireless communications network
CN102412881B (zh) * 2010-09-26 2015-06-17 日电（中国）有限公司 无线通信系统和用于无线通信系统的波束形成训练方法
KR101551919B1 (ko) 2010-10-22 2015-09-09 한국전자통신연구원 무선 통신 시스템에서 데이터 블록 전송 방법 및 전송기
US8605806B2 (en) * 2011-03-31 2013-12-10 Saankhya Labs Pvt. Ltd. Schemes for detecting guard intervals in OFDM system
US8982849B1 (en) 2011-12-15 2015-03-17 Marvell International Ltd. Coexistence mechanism for 802.11AC compliant 80 MHz WLAN receivers
RU2476984C1 (ru) * 2012-02-07 2013-02-27 Виктор Владимирович Млечин Способ поддержания когерентности модулированных радиосигналов
CN103997364A (zh) * 2013-02-18 2014-08-20 展讯通信（上海）有限公司 多天线接收机中合并多路信号的方法及其装置
US9319916B2 (en) 2013-03-15 2016-04-19 Isco International, Llc Method and appartus for signal interference processing
US9668223B2 (en) 2014-05-05 2017-05-30 Isco International, Llc Method and apparatus for increasing performance of communication links of communication nodes
EP3651386B1 (de) 2015-05-04 2023-08-23 ISCO International, LLC Verfahren und vorrichtung zur erhöhung der leistung von kommunikationswegen für kommunikationsknoten
WO2017210056A1 (en) 2016-06-01 2017-12-07 Isco International, Llc Method and apparatus for performing signal conditioning to mitigate interference detected in a communication system
US10211877B2 (en) * 2016-09-19 2019-02-19 Intel Corporation Multi-carrier dynamic antenna diversity
US10298279B2 (en) 2017-04-05 2019-05-21 Isco International, Llc Method and apparatus for increasing performance of communication paths for communication nodes
US10812121B2 (en) 2017-08-09 2020-10-20 Isco International, Llc Method and apparatus for detecting and analyzing passive intermodulation interference in a communication system
US10284313B2 (en) 2017-08-09 2019-05-07 Isco International, Llc Method and apparatus for monitoring, detecting, testing, diagnosing and/or mitigating interference in a communication system
CN109861800A (zh) * 2018-07-27 2019-06-07 北京新岸线移动通信技术有限公司 一种无线数据传输方法和系统
US11531080B2 (en) * 2019-07-24 2022-12-20 Cypress Semiconductor Corporation Leveraging spectral diversity for machine learning-based estimation of radio frequency signal parameters
CN117939540A (zh) * 2022-10-17 2024-04-26 中兴通讯股份有限公司 宽带信号的补偿方法、装置、设备及存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5481570A (en) * 1993-10-20 1996-01-02 At&T Corp. Block radio and adaptive arrays for wireless systems
CA2186793C (en) 1995-11-13 2000-12-19 Vijitha Weerackody Method and apparatus to implement antenna diversity for direct sequence spread spectrum receivers
JP3381580B2 (ja) 1996-11-22 2003-03-04 株式会社豊田中央研究所 アダプティブ通信装置
US5940453A (en) * 1996-11-25 1999-08-17 Lucent Technlogies Inc. Artificial fading for frequency offset mitigation
JP2914445B2 (ja) * 1997-08-05 1999-06-28 日本電気株式会社 Ｃｄｍａ適応受信装置
US5982327A (en) 1998-01-12 1999-11-09 Motorola, Inc. Adaptive array method, device, base station and subscriber unit
EP0936755B1 (de) * 1998-02-13 2005-07-06 Nec Corporation Adaptative Empfangsvorrichtung mit Gruppenantenne
DE19832554C2 (de) 1998-07-20 2000-06-21 Ericsson Telefon Ab L M Spreizvorrichtung für multiple Datenraten
JP4287536B2 (ja) 1998-11-06 2009-07-01 パナソニック株式会社 Ｏｆｄｍ送受信装置及びｏｆｄｍ送受信方法
AU5904500A (en) * 1999-07-02 2001-01-22 Steve J. Shattil Method and apparatus for using frequency diversity to separate wireless communication signals
JP3576099B2 (ja) * 2000-12-22 2004-10-13 株式会社東芝 スマートアンテナを用いた受信装置、スマートアンテナを用いた受信方法及びビーム形成回路

Also Published As

Publication number Publication date
CN1268081C (zh) 2006-08-02
DE60218123T2 (de) 2007-11-08
CA2415170A1 (en) 2003-06-28
AU2002324021B2 (en) 2009-09-10
EP1324513A3 (de) 2004-08-18
SG100806A1 (en) 2003-12-26
EP1324513A2 (de) 2003-07-02
AU2002324021A1 (en) 2004-07-15
US7092431B2 (en) 2006-08-15
KR100539628B1 (ko) 2005-12-28
KR20030057469A (ko) 2003-07-04
US20030123530A1 (en) 2003-07-03
CA2415170C (en) 2008-07-15
EP1324513B1 (de) 2007-02-14
CN1430364A (zh) 2003-07-16

Similar Documents

Publication Publication Date Title
DE60218123D1 (de) Empfänger, Sender, Kommunikationssystem, und Kommunikationsverfahren
DE60143183D1 (de) Datenübertragungsverfahren, Datenübertragungssystem, Sender und Empfänger
DE602004020860D1 (de) Funkkommunikationssystem, Sender, Empfänger und Funkkommunikationsverfahren
DE60142814D1 (de) Optisches Übertragungsverfahren, optischer Sender und optischer Empfänger
DE69940111D1 (de) Funkübertragungssystem, sender und empfänger
EP1347593A4 (de) Sender, empfänger und kommunikationsverfahren
DE69920388D1 (de) Mehrträgerkommunikationsverfahren, sender und empfänger
DE60134920D1 (de) Sender, empfänger und verfahren zur nachrichtenübertragung
DE60043840D1 (de) Kommunikationsanordnung sender und empfänger, und kommunikationsverfahren
DE60037841D1 (de) Verschachtelungsverfahren, Sender und Sendesignal
EP1617568A4 (de) Funkkommunikationsvorrichtung, sendervorrichtung, empfängervorrichtung und funkkommunikationssystem
NO20040839L (no) Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet
AU2003284444A1 (en) Communication method, transmitter apparatus and receiver apparatus
FI20031609A0 (fi) Viestintämenetelmä, vastaanotin ja tukiasema
DE69826375D1 (de) Übertragungsverfahren, Sender, Empfänger und zellulares Funkübertragungssystem
DE60331735D1 (de) Funkinformationsübertragungssystem, Funkkommunikationsverfahren und Funkendgeräteeinrichtung
EP1453263A4 (de) Datenkommunikationssteuer system, sender und sendeverfahren
HK1055858A1 (en) Transmitter apparatus and communication system employing the same
DE60026912D1 (de) System, Sender und Empfänger für Kodemultiplex-übertragung
DE60131360D1 (de) Sender, Empfänger und Verfahren dazu
DE69736056D1 (de) Sender, Empfänger, Kommunikationsgerät, Kommunikations-Verfahren und -System
EP1507354A4 (de) Kommunikationssystem, empfängervorrichtung und kommunikationsverfahren
EP1432175A4 (de) Kommunikationsverfahren, kommunikationssystem und ausgabevorrichtung
AU2003212650A8 (en) Media transmitting method, media receiving method, media transmitter and media receiver
EP1475917A4 (de) Kommunikationssystem, empfänger, sender und kommunikationsverfahren

Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: MAEDA, NORIYUKI, CHIYODA-KU, TOKYO, JP

Inventor name: ATARASHI, HIROYUKI, CHIYODA-KU, TOKYO, JP

Inventor name: ABETA, SADAYUKI, CHIYODA-KU, TOKYO, JP

Inventor name: SAWAHASHI, MAMORU, CHIYODA-KU, TOKYO, JP

8364 No opposition during term of opposition