CN1123145C - 选择性分集组合 - Google Patents

选择性分集组合 Download PDF

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Publication number
CN1123145C
CN1123145C CN98807115.0A CN98807115A CN1123145C CN 1123145 C CN1123145 C CN 1123145C CN 98807115 A CN98807115 A CN 98807115A CN 1123145 C CN1123145 C CN 1123145C
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CN
China
Prior art keywords
signal
combining
interference
combiner
received
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
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CN98807115.0A
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English (en)
Chinese (zh)
Other versions
CN1263653A (zh
Inventor
J·巴克曼
S·哈坎松
T·林德奎斯特
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.)
Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of CN1263653A publication Critical patent/CN1263653A/zh
Application granted granted Critical
Publication of CN1123145C publication Critical patent/CN1123145C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • 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
    • 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
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
    • 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
    • H04B7/0837—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
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
CN98807115.0A 1997-05-21 1998-05-12 选择性分集组合 Expired - Lifetime CN1123145C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/861,541 US6128355A (en) 1997-05-21 1997-05-21 Selective diversity combining
US08/861,541 1997-05-21

Publications (2)

Publication Number Publication Date
CN1263653A CN1263653A (zh) 2000-08-16
CN1123145C true CN1123145C (zh) 2003-10-01

Family

ID=25336090

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98807115.0A Expired - Lifetime CN1123145C (zh) 1997-05-21 1998-05-12 选择性分集组合

Country Status (9)

Country Link
US (1) US6128355A (enExample)
EP (1) EP0983644B1 (enExample)
JP (1) JP4312836B2 (enExample)
CN (1) CN1123145C (enExample)
AU (1) AU739043B2 (enExample)
BR (1) BR9809856B1 (enExample)
CA (1) CA2290467C (enExample)
DE (1) DE69834178T2 (enExample)
WO (1) WO1998053560A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103155440A (zh) * 2010-10-29 2013-06-12 瑞典爱立信有限公司 干扰缓和方法和装置
CN105900341A (zh) * 2014-01-10 2016-08-24 高通股份有限公司 使用rx分集天线的机会主义主动干扰消除

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN103155440A (zh) * 2010-10-29 2013-06-12 瑞典爱立信有限公司 干扰缓和方法和装置
CN103155440B (zh) * 2010-10-29 2016-06-29 瑞典爱立信有限公司 干扰缓和方法和装置
CN105900341A (zh) * 2014-01-10 2016-08-24 高通股份有限公司 使用rx分集天线的机会主义主动干扰消除
CN105900341B (zh) * 2014-01-10 2018-01-26 高通股份有限公司 使用rx分集天线的机会主义主动干扰消除的方法和装置

Also Published As

Publication number Publication date
WO1998053560A1 (en) 1998-11-26
US6128355A (en) 2000-10-03
DE69834178D1 (de) 2006-05-24
JP4312836B2 (ja) 2009-08-12
AU739043B2 (en) 2001-10-04
BR9809856A (pt) 2000-06-27
CA2290467C (en) 2006-06-06
EP0983644A1 (en) 2000-03-08
EP0983644B1 (en) 2006-04-12
AU7559398A (en) 1998-12-11
JP2002508898A (ja) 2002-03-19
DE69834178T2 (de) 2006-09-14
CA2290467A1 (en) 1998-11-26
CN1263653A (zh) 2000-08-16
BR9809856B1 (pt) 2012-02-07

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