DE69525403D1 - Mehrwegfadingverminderung - Google Patents

Mehrwegfadingverminderung

Info

Publication number
DE69525403D1
DE69525403D1 DE69525403T DE69525403T DE69525403D1 DE 69525403 D1 DE69525403 D1 DE 69525403D1 DE 69525403 T DE69525403 T DE 69525403T DE 69525403 T DE69525403 T DE 69525403T DE 69525403 D1 DE69525403 D1 DE 69525403D1
Authority
DE
Germany
Prior art keywords
multipath fading
fading reduction
reduction
multipath
fading
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
DE69525403T
Other languages
English (en)
Other versions
DE69525403T2 (de
Inventor
Robert D Tingley
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.)
Bose Corp
Original Assignee
Bose 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 Bose Corp filed Critical Bose Corp
Application granted granted Critical
Publication of DE69525403D1 publication Critical patent/DE69525403D1/de
Publication of DE69525403T2 publication Critical patent/DE69525403T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Radio Transmission System (AREA)
DE69525403T 1994-09-16 1995-09-14 Mehrwegfadingverminderung Expired - Lifetime DE69525403T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/307,300 US5697084A (en) 1994-09-16 1994-09-16 Reducing multipath fading using adaptive filtering

Publications (2)

Publication Number Publication Date
DE69525403D1 true DE69525403D1 (de) 2002-03-21
DE69525403T2 DE69525403T2 (de) 2002-06-20

Family

ID=23189123

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69525403T Expired - Lifetime DE69525403T2 (de) 1994-09-16 1995-09-14 Mehrwegfadingverminderung

Country Status (4)

Country Link
US (1) US5697084A (de)
EP (1) EP0702461B1 (de)
JP (1) JPH08237180A (de)
DE (1) DE69525403T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7849393B1 (en) 1992-12-09 2010-12-07 Discovery Communications, Inc. Electronic book connection to world watch live
GB9818378D0 (en) * 1998-08-21 1998-10-21 Nokia Mobile Phones Ltd Receiver
US6128330A (en) 1998-11-24 2000-10-03 Linex Technology, Inc. Efficient shadow reduction antenna system for spread spectrum
US6658245B2 (en) * 2001-03-28 2003-12-02 Motorola, Inc. Radio receiver having a dynamic bandwidth filter and method therefor
US6646500B2 (en) * 2002-04-02 2003-11-11 Motorola, Inc. Integrated circuit having an FM demodulator and method therefor
US7330068B2 (en) * 2002-04-16 2008-02-12 Bose Corporation Adjusting coefficients of a filter
TWI288537B (en) * 2003-06-20 2007-10-11 Realtek Semiconductor Corp Automatic gain control and antenna diversity method of wireless communication system
US7272375B2 (en) 2004-06-30 2007-09-18 Silicon Laboratories Inc. Integrated low-IF terrestrial audio broadcast receiver and associated method
US8306821B2 (en) * 2004-10-26 2012-11-06 Qnx Software Systems Limited Sub-band periodic signal enhancement system
US8543390B2 (en) 2004-10-26 2013-09-24 Qnx Software Systems Limited Multi-channel periodic signal enhancement system
US7872978B1 (en) * 2008-04-18 2011-01-18 Link—A—Media Devices Corporation Obtaining parameters for minimizing an error event probability
JP5117316B2 (ja) * 2008-08-04 2013-01-16 ルネサスエレクトロニクス株式会社 無線受信装置及び無線受信方法
EP2761779B1 (de) * 2011-09-28 2017-03-08 Telefonaktiebolaget LM Ericsson (publ) Differentieller phasennachlauf für den fall unbekannter interferenzen
CN103858360B (zh) 2011-09-28 2017-08-08 瑞典爱立信有限公司 对无线通信信号进行干扰抑制的方法以及发射机和接收机
JP5662306B2 (ja) * 2011-11-28 2015-01-28 日本電信電話株式会社 無線通信装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3633107A (en) * 1970-06-04 1972-01-04 Bell Telephone Labor Inc Adaptive signal processor for diversity radio receivers
US3879664A (en) * 1973-05-07 1975-04-22 Signatron High speed digital communication receiver
US4112370A (en) * 1976-08-06 1978-09-05 Signatron, Inc. Digital communications receiver for dual input signal
US4328585A (en) * 1980-04-02 1982-05-04 Signatron, Inc. Fast adapting fading channel equalizer
US5031193A (en) * 1989-11-13 1991-07-09 Motorola, Inc. Method and apparatus for diversity reception of time-dispersed signals
EP0449327B1 (de) * 1990-03-30 1998-07-15 Nec Corporation Störungsunempfindlicher Raumdiversityempfänger
CA2054049C (en) * 1990-11-05 1996-02-06 Henry L. Kazecki Apparatus and method for removing distortion in a received signal
US5265122A (en) * 1992-03-19 1993-11-23 Motorola, Inc. Method and apparatus for estimating signal weighting parameters in a diversity receiver
US5319677A (en) * 1992-05-12 1994-06-07 Hughes Aircraft Company Diversity combiner with MLSE for digital cellular radio

Also Published As

Publication number Publication date
US5697084A (en) 1997-12-09
DE69525403T2 (de) 2002-06-20
EP0702461A1 (de) 1996-03-20
EP0702461B1 (de) 2002-02-13
JPH08237180A (ja) 1996-09-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition