FI19992734A - Menetelmä hajaspektrisignaalin vastaanottamiseksi ja vastaanotin - Google Patents

Menetelmä hajaspektrisignaalin vastaanottamiseksi ja vastaanotin

Info

Publication number
FI19992734A
FI19992734A FI992734A FI19992734A FI19992734A FI 19992734 A FI19992734 A FI 19992734A FI 992734 A FI992734 A FI 992734A FI 19992734 A FI19992734 A FI 19992734A FI 19992734 A FI19992734 A FI 19992734A
Authority
FI
Finland
Prior art keywords
receiver
receiving
spread spectrum
spectrum signal
signal
Prior art date
Application number
FI992734A
Other languages
English (en)
Swedish (sv)
Inventor
Marko Heinilae
Original Assignee
Nokia Networks Oy
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 Nokia Networks Oy filed Critical Nokia Networks Oy
Priority to FI992734A priority Critical patent/FI19992734A/fi
Priority to PCT/FI2000/001115 priority patent/WO2001047133A1/en
Priority to AU23784/01A priority patent/AU2378401A/en
Priority to EP00987535A priority patent/EP1151551A1/en
Publication of FI19992734A publication Critical patent/FI19992734A/fi
Priority to US09/912,302 priority patent/US6799055B2/en

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
    • H04B7/0891—Space-time diversity
    • H04B7/0894—Space-time diversity using different delays between antennas
    • 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
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • 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
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FI992734A 1999-12-20 1999-12-20 Menetelmä hajaspektrisignaalin vastaanottamiseksi ja vastaanotin FI19992734A (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI992734A FI19992734A (fi) 1999-12-20 1999-12-20 Menetelmä hajaspektrisignaalin vastaanottamiseksi ja vastaanotin
PCT/FI2000/001115 WO2001047133A1 (en) 1999-12-20 2000-12-19 Method of receiving spread spectrum signal, and receiver
AU23784/01A AU2378401A (en) 1999-12-20 2000-12-19 Method of receiving spread spectrum signal, and receiver
EP00987535A EP1151551A1 (en) 1999-12-20 2000-12-19 Method of receiving spread spectrum signal, and receiver
US09/912,302 US6799055B2 (en) 1999-12-20 2001-07-26 Method of receiving spread spectrum signal, and receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI992734A FI19992734A (fi) 1999-12-20 1999-12-20 Menetelmä hajaspektrisignaalin vastaanottamiseksi ja vastaanotin

Publications (1)

Publication Number Publication Date
FI19992734A true FI19992734A (fi) 2001-06-21

Family

ID=8555777

Family Applications (1)

Application Number Title Priority Date Filing Date
FI992734A FI19992734A (fi) 1999-12-20 1999-12-20 Menetelmä hajaspektrisignaalin vastaanottamiseksi ja vastaanotin

Country Status (5)

Country Link
US (1) US6799055B2 (fi)
EP (1) EP1151551A1 (fi)
AU (1) AU2378401A (fi)
FI (1) FI19992734A (fi)
WO (1) WO2001047133A1 (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001196975A (ja) * 2000-01-17 2001-07-19 Nec Corp Ｃｄｍａ方式無線基地局用の同期捕捉回路
WO2003007497A1 (de) * 2001-07-13 2003-01-23 Siemens Aktiengesellschaft Verfahren zur demodulation und detektion von mit hilfe eines diversity-empfangssystems empfangenen spread-spectrum-signalen eines von einem teilnehmer gesendeten spread-spectrum-sendesignals bei einem funkkommunikationssystem mit random-access-zugriff.
EP1276247A1 (de) * 2001-07-13 2003-01-15 Siemens Aktiengesellschaft Verfahren zur Demodulation und Detektion von Spread-Spectrum-Signalen
US20040029547A1 (en) * 2001-09-04 2004-02-12 Yuji Kakehi Radio mobile device
US7043273B2 (en) * 2002-01-15 2006-05-09 Telefonaktiebolaget Lm Ericsson (Publ) Diversity branch delay alignment in radio base station
TWI320666B (en) * 2002-04-12 2010-02-11 Interdigital Tech Corp An access burst detector for use in a node b/base station
US6785322B1 (en) * 2002-04-12 2004-08-31 Interdigital Technology Corporation Node-B/base station rake finger pooling
WO2004042956A2 (en) * 2002-11-01 2004-05-21 Magnolia Broadband Inc. Processing diversity signals using a delay
SE0400370D0 (sv) * 2004-02-13 2004-02-13 Ericsson Telefon Ab L M Adaptive MIMO architecture
US20080151969A1 (en) * 2006-12-21 2008-06-26 Andres Reial Efficient Delay Profile Computation with Receive Diversity
US7724808B2 (en) * 2006-12-21 2010-05-25 Telefonaktiebolaget Lm Ericsson (Publ) Efficient delay profile computation with receive diversity
US20170069964A1 (en) * 2015-09-04 2017-03-09 Getac Technology Corporation Antenna system having an automatically adjustable directional antenna structure and method for automatically adjusting a directional antenna structure
US11777763B2 (en) * 2020-03-20 2023-10-03 Nantworks, LLC Selecting a signal phase in a communication system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5659572A (en) * 1993-11-22 1997-08-19 Interdigital Technology Corporation Phased array spread spectrum system and method
DE69616112T2 (de) * 1995-02-24 2002-06-06 Roke Manor Research Zellulares Kodevielfachzugriffsmobilfunksystem
JP2705623B2 (ja) * 1995-03-22 1998-01-28 日本電気株式会社 ダイバーシチ送受信方法及び送受信機
US5950131A (en) * 1996-10-29 1999-09-07 Motorola, Inc. Method and apparatus for fast pilot channel acquisition using a matched filter in a CDMA radiotelephone
US5943331A (en) * 1997-02-28 1999-08-24 Interdigital Technology Corporation Orthogonal code synchronization system and method for spread spectrum CDMA communications
JPH10247869A (ja) * 1997-03-04 1998-09-14 Nec Corp ダイバーシティ回路
JP3095065B2 (ja) * 1997-09-11 2000-10-03 日本電気株式会社 スペクトル拡散信号のレイク受信方法およびレイク受信装置
JP2918873B1 (ja) * 1998-02-17 1999-07-12 株式会社エイ・ティ・アール環境適応通信研究所 スペクトル拡散通信用アレーアンテナ装置
JP3967452B2 (ja) * 1998-03-13 2007-08-29 株式会社東芝 スペクトラム拡散無線伝送受信装置
JPH11340949A (ja) 1998-05-21 1999-12-10 Matsushita Electric Ind Co Ltd Ｃｄｍａ通信装置及びｃｄｍａ通信方法
JP2000031889A (ja) * 1998-07-13 2000-01-28 Hitachi Ltd スペクトラム拡散通信方式の移動通信端末
US6370182B2 (en) * 2000-02-10 2002-04-09 Itt Manufacturing Enterprises, Inc. Integrated beamforming/rake/mud CDMA receiver architecture

Also Published As

Publication number Publication date
AU2378401A (en) 2001-07-03
WO2001047133A1 (en) 2001-06-28
EP1151551A1 (en) 2001-11-07
US6799055B2 (en) 2004-09-28
US20020010002A1 (en) 2002-01-24

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