DE60217607D1 - Diversitätsempfänger für ein OFDM Signal - Google Patents

Diversitätsempfänger für ein OFDM Signal

Info

Publication number
DE60217607D1
DE60217607D1 DE60217607T DE60217607T DE60217607D1 DE 60217607 D1 DE60217607 D1 DE 60217607D1 DE 60217607 T DE60217607 T DE 60217607T DE 60217607 T DE60217607 T DE 60217607T DE 60217607 D1 DE60217607 D1 DE 60217607D1
Authority
DE
Germany
Prior art keywords
ofdm signal
diversity receiver
diversity
receiver
ofdm
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
DE60217607T
Other languages
English (en)
Other versions
DE60217607T2 (de
Inventor
Masahiko Sugimoto
Takashi Seki
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE60217607D1 publication Critical patent/DE60217607D1/de
Application granted granted Critical
Publication of DE60217607T2 publication Critical patent/DE60217607T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L27/2647—Arrangements specific to the receiver only
    • 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
    • H04B7/0845—Weighted combining per branch equalization, e.g. by an FIR-filter or RAKE receiver per antenna branch
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • 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
    • H04B7/0802—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 antenna selection
    • H04B7/0817—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 antenna selection with multiple receivers and antenna path selection
    • H04B7/082—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 antenna selection with multiple receivers and antenna path selection selecting best antenna path
    • 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
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03414—Multicarrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
DE2002617607 2001-09-28 2002-09-25 Diversitätsempfänger für ein OFDM Signal Expired - Lifetime DE60217607T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001303406A JP4071468B2 (ja) 2001-09-28 2001-09-28 Ｏｆｄｍ受信装置
JP2001303406 2001-09-28

Publications (2)

Publication Number Publication Date
DE60217607D1 true DE60217607D1 (de) 2007-03-08
DE60217607T2 DE60217607T2 (de) 2007-10-11

Family

ID=19123496

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2002617607 Expired - Lifetime DE60217607T2 (de) 2001-09-28 2002-09-25 Diversitätsempfänger für ein OFDM Signal

Country Status (4)

Country Link
EP (1) EP1301003B1 (de)
JP (1) JP4071468B2 (de)
CN (1) CN100512069C (de)
DE (1) DE60217607T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4133531B2 (ja) 2003-04-15 2008-08-13 シャープ株式会社 無線通信装置及び無線通信システム
EP1757000B1 (de) * 2004-06-18 2011-05-11 Nokia Corporation Frequenzbereichs-entzerrung frequenzselektiver mimo-kanäle
JP4515202B2 (ja) * 2004-09-07 2010-07-28 株式会社メガチップス Ｏｆｄｍダイバーシティ受信装置
JP3724501B1 (ja) * 2004-11-30 2005-12-07 三菱電機株式会社 復調装置、ダイバーシチ受信装置および復調方法
JP4364820B2 (ja) * 2005-03-09 2009-11-18 株式会社メガチップス Ｏｆｄｍダイバーシティ受信装置
CN100464542C (zh) * 2005-10-19 2009-02-25 东南大学 基于双载波的超宽带无线通信方法及其装置
JP2007150468A (ja) * 2005-11-24 2007-06-14 Toshiba Corp ダイバーシチ受信装置
JP2008147808A (ja) * 2006-12-07 2008-06-26 Matsushita Electric Ind Co Ltd ダイバシティアンテナを用いた高周波信号受信部とこれを用いた高周波信号受信装置
WO2008146242A2 (en) * 2007-05-30 2008-12-04 Nxp B.V. Frequency domain interpolation based receiver for multicarrier signals
EP2009813B1 (de) * 2007-06-27 2012-05-02 ITE Tech. Inc Drahtloser Kommunikationsempfänger mit Diversitätskombination und Neuausbildung sowie Verfahren dafür
US20090003498A1 (en) 2007-06-28 2009-01-01 Fruit Larry J System and method for receiving and combining multiple antenna signals
CN102014088A (zh) * 2010-11-24 2011-04-13 信源通科技（西安）有限公司 利用agc调整因子辅助信道均衡的方法
JP6198665B2 (ja) 2013-07-05 2017-09-20 三菱電機株式会社 受信装置及び受信方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5553102A (en) * 1994-12-01 1996-09-03 Motorola, Inc. Diversity reception communication system with maximum ratio combining method
JP2000036801A (ja) * 1998-07-21 2000-02-02 Nec Corp ダイバーシティ受信機
DE19849318A1 (de) * 1998-10-26 2000-04-27 Rohde & Schwarz Verfahren zum Verarbeiten von durch ein Mehrantennensystem gleichzeitig empfangenen OFDM-Signalen
GB9908675D0 (en) * 1999-04-15 1999-06-09 British Broadcasting Corp Diversity reception method and diversity receivers

Also Published As

Publication number Publication date
CN100512069C (zh) 2009-07-08
CN1423434A (zh) 2003-06-11
JP4071468B2 (ja) 2008-04-02
JP2003110521A (ja) 2003-04-11
EP1301003A1 (de) 2003-04-09
EP1301003B1 (de) 2007-01-17
DE60217607T2 (de) 2007-10-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition