DE602004020860D1 - Funkkommunikationssystem, Sender, Empfänger und Funkkommunikationsverfahren - Google Patents

Funkkommunikationssystem, Sender, Empfänger und Funkkommunikationsverfahren

Info

Publication number
DE602004020860D1
DE602004020860D1 DE200460020860 DE602004020860T DE602004020860D1 DE 602004020860 D1 DE602004020860 D1 DE 602004020860D1 DE 200460020860 DE200460020860 DE 200460020860 DE 602004020860 T DE602004020860 T DE 602004020860T DE 602004020860 D1 DE602004020860 D1 DE 602004020860D1
Authority
DE
Germany
Prior art keywords
radio communication
transmitter
receiver
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.)
Active
Application number
DE200460020860
Other languages
English (en)
Inventor
Noriyuki Maeda
Hiroyuki Atarashi
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
Publication of DE602004020860D1 publication Critical patent/DE602004020860D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • H04B1/692—Hybrid techniques using combinations of two or more spread spectrum techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]
    • 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0222—Estimation of channel variability, e.g. coherence bandwidth, coherence time, fading frequency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • 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
    • 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
    • H04L27/26035—Maintenance of orthogonality, e.g. for signals exchanged between cells or users, or by using covering codes or sequences
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0212—Channel estimation of impulse response
    • H04L25/0216—Channel estimation of impulse response with estimation of channel length
DE200460020860 2003-12-25 2004-12-24 Funkkommunikationssystem, Sender, Empfänger und Funkkommunikationsverfahren Active DE602004020860D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003430550 2003-12-25

Publications (1)

Publication Number Publication Date
DE602004020860D1 true DE602004020860D1 (de) 2009-06-10

Family

ID=34545029

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200460020860 Active DE602004020860D1 (de) 2003-12-25 2004-12-24 Funkkommunikationssystem, Sender, Empfänger und Funkkommunikationsverfahren

Country Status (6)

Country Link
US (2) US7526011B2 (de)
EP (2) EP2058972B1 (de)
JP (1) JP3962745B2 (de)
KR (1) KR100757913B1 (de)
CN (1) CN100377518C (de)
DE (1) DE602004020860D1 (de)

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US8213895B2 (en) 2005-10-03 2012-07-03 Broadcom Europe Limited Multi-wideband communications over multiple mediums within a network
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US7860146B2 (en) * 2006-07-06 2010-12-28 Gigle Networks, Inc. Adaptative multi-carrier code division multiple access
US9705562B2 (en) 2006-07-25 2017-07-11 Broadcom Europe Limited Dual transformer communication interface
US8885814B2 (en) 2006-07-25 2014-11-11 Broadcom Europe Limited Feedback impedance control for driving a signal
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WO2008029704A1 (fr) * 2006-09-06 2008-03-13 Sharp Kabushiki Kaisha Dispositif de transmission, dispositif de réception, système de communication, et procédé de communication
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WO2008099919A1 (ja) * 2007-02-16 2008-08-21 Sharp Kabushiki Kaisha 無線受信装置、無線通信システム、無線通信方法およびプログラム
US9712279B2 (en) 2007-10-04 2017-07-18 Samsung Electronics Co., Ltd. Method and apparatus for interleaving data in a mobile communication system
KR101613893B1 (ko) * 2007-10-04 2016-04-20 삼성전자주식회사 이동통신 시스템에서 데이터 인터리빙 방법 및 장치
US7602220B1 (en) 2008-06-24 2009-10-13 Gigle Semiconductor, Ltd. Resistor-input transconductor including common-mode compensation
US7956689B2 (en) 2008-10-13 2011-06-07 Broadcom Corporation Programmable gain amplifier and transconductance compensation system
US7795973B2 (en) 2008-10-13 2010-09-14 Gigle Networks Ltd. Programmable gain amplifier
CN101764667B (zh) * 2008-12-26 2013-10-02 富士通株式会社 无线发送设备、方法和无线通信系统
US8683555B2 (en) * 2010-02-10 2014-03-25 Raytheon Company Systems and methods to prevent denial of service attacks
CN101848061B (zh) * 2010-05-13 2013-01-30 清华大学 星座图受限的扩展编码调制方法、解调解码方法及其系统
JP4972200B2 (ja) * 2010-09-29 2012-07-11 三菱電機株式会社 インタリーブ装置、通信装置及びインタリーブ方法
CA3068513C (en) * 2015-01-05 2022-07-12 Lg Electronics Inc. Broadcast signal transmission apparatus, broadcast signal reception apparatus, broadcast signal transmission method, and broadcast signal reception method
KR20180092744A (ko) * 2017-02-10 2018-08-20 삼성전자주식회사 무선 통신 시스템에서 수신 신호를 컴바이닝하는 방법 및 장치
CN108632011B (zh) * 2017-03-24 2023-11-21 华为技术有限公司 用于进行数据传输的方法和装置
CN108923883B (zh) * 2018-06-13 2020-10-27 西北工业大学 一种基于多进制扩频和多载波调制相结合的抗干扰方法
CN109309541B (zh) * 2018-10-10 2021-04-02 西北工业大学 一种基于无人机数据链抗干扰的半实物验证系统及验证方法

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Also Published As

Publication number Publication date
US20050163193A1 (en) 2005-07-28
EP1548974B1 (de) 2009-04-29
EP1548974A3 (de) 2007-10-10
EP1548974A2 (de) 2005-06-29
US7526011B2 (en) 2009-04-28
EP2058972B1 (de) 2011-08-17
EP2058972A1 (de) 2009-05-13
US20090161733A1 (en) 2009-06-25
CN100377518C (zh) 2008-03-26
JP3962745B2 (ja) 2007-08-22
CN1638324A (zh) 2005-07-13
KR20050065443A (ko) 2005-06-29
US8315317B2 (en) 2012-11-20
JP2005210708A (ja) 2005-08-04
KR100757913B1 (ko) 2007-09-11

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