FI108762B - Menetelmä toisteen aikaansaamiseksi ja tukiasemalaitteisto - Google Patents

Menetelmä toisteen aikaansaamiseksi ja tukiasemalaitteisto Download PDF

Info

Publication number
FI108762B
FI108762B FI964937A FI964937A FI108762B FI 108762 B FI108762 B FI 108762B FI 964937 A FI964937 A FI 964937A FI 964937 A FI964937 A FI 964937A FI 108762 B FI108762 B FI 108762B
Authority
FI
Finland
Prior art keywords
radiation patterns
base station
radiation
patterns
antennas
Prior art date
Application number
FI964937A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI964937A0 (fi
FI964937A (fi
Inventor
Jukka Lempiaeinen
Keijo Nikoskinen
Juha Juntunen
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Priority to FI964937A priority Critical patent/FI108762B/fi
Publication of FI964937A0 publication Critical patent/FI964937A0/fi
Priority to CN 97180535 priority patent/CN1240073A/zh
Priority to EP97947050A priority patent/EP0944965A2/en
Priority to AU52236/98A priority patent/AU727262B2/en
Priority to JP52594198A priority patent/JP2001505750A/ja
Priority to PCT/FI1997/000770 priority patent/WO1998028861A2/en
Publication of FI964937A publication Critical patent/FI964937A/fi
Priority to NO992807A priority patent/NO992807L/no
Application granted granted Critical
Publication of FI108762B publication Critical patent/FI108762B/fi

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
    • H04B7/10—Polarisation diversity; Directional 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
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
FI964937A 1996-12-10 1996-12-10 Menetelmä toisteen aikaansaamiseksi ja tukiasemalaitteisto FI108762B (fi)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI964937A FI108762B (fi) 1996-12-10 1996-12-10 Menetelmä toisteen aikaansaamiseksi ja tukiasemalaitteisto
CN 97180535 CN1240073A (zh) 1996-12-10 1997-12-09 分集方法和基站设备
EP97947050A EP0944965A2 (en) 1996-12-10 1997-12-09 Diversity method and base station equipment
AU52236/98A AU727262B2 (en) 1996-12-10 1997-12-09 Diversity method and base station equipment
JP52594198A JP2001505750A (ja) 1996-12-10 1997-12-09 ダイバーシティ方法及びベースステーション装置
PCT/FI1997/000770 WO1998028861A2 (en) 1996-12-10 1997-12-09 Diversity method and base station equipment
NO992807A NO992807L (no) 1996-12-10 1999-06-09 FremgangsmÕte for diversitet, samt basestasjonutstyr

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI964937A FI108762B (fi) 1996-12-10 1996-12-10 Menetelmä toisteen aikaansaamiseksi ja tukiasemalaitteisto
FI964937 1996-12-10

Publications (3)

Publication Number Publication Date
FI964937A0 FI964937A0 (fi) 1996-12-10
FI964937A FI964937A (fi) 1998-06-11
FI108762B true FI108762B (fi) 2002-03-15

Family

ID=8547239

Family Applications (1)

Application Number Title Priority Date Filing Date
FI964937A FI108762B (fi) 1996-12-10 1996-12-10 Menetelmä toisteen aikaansaamiseksi ja tukiasemalaitteisto

Country Status (7)

Country Link
EP (1) EP0944965A2 (no)
JP (1) JP2001505750A (no)
CN (1) CN1240073A (no)
AU (1) AU727262B2 (no)
FI (1) FI108762B (no)
NO (1) NO992807L (no)
WO (1) WO1998028861A2 (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1063790B1 (en) 1999-06-24 2002-05-29 Alcatel Diversity transmission in a Mobile Radio System

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5479448A (en) * 1992-03-31 1995-12-26 At&T Corp. Method and apparatus for providing antenna diversity
DE69431583T2 (de) * 1993-08-12 2003-03-06 Nortel Networks Ltd., St.Laurent Antenneneinrichtung für Basisstation
SE9402493L (sv) * 1994-07-15 1996-01-16 Ericsson Telefon Ab L M Metod i en diversitetsmottagare
US5848103A (en) * 1995-10-04 1998-12-08 Lucent Technologies Inc. Method and apparatus for providing time diversity
CA2186793C (en) * 1995-11-13 2000-12-19 Vijitha Weerackody Method and apparatus to implement antenna diversity for direct sequence spread spectrum receivers

Also Published As

Publication number Publication date
NO992807D0 (no) 1999-06-09
EP0944965A2 (en) 1999-09-29
AU727262B2 (en) 2000-12-07
FI964937A0 (fi) 1996-12-10
JP2001505750A (ja) 2001-04-24
NO992807L (no) 1999-06-09
WO1998028861A3 (en) 1998-08-27
CN1240073A (zh) 1999-12-29
FI964937A (fi) 1998-06-11
AU5223698A (en) 1998-07-17
WO1998028861A2 (en) 1998-07-02

Similar Documents

Publication Publication Date Title
JP4457120B2 (ja) 広角度アンテナローブ
KR101045480B1 (ko) 향상된 다이버시티 무선 통신 장치
Godara Applications of antenna arrays to mobile communications. I. Performance improvement, feasibility, and system considerations
Anderson et al. Ericsson/Mannesmann GSM field-trials with adaptive antennas
US5577265A (en) Antenna system for multipath diversity in an indoor microcellular communication system
KR20050098028A (ko) 통신 개선 방법 및 시스템
US7610025B2 (en) Antenna array pattern distortion mitigation
KR19990082079A (ko) 선택된 다중 다이버시티 수신을 이용한 셀룰러 무선전화 기지국의 방법 및 장치
US6469680B1 (en) Antenna arrangement
JPH11215049A (ja) 指向性制御アンテナ装置
WO2002029989A1 (en) Wireless device cradle with spatial antenna diversity capability
US6470177B1 (en) Adaptive sectorization
JPH10313472A (ja) 無線基地局装置および無線端末装置
Katz et al. Extension of space-time coding to beamforming WCDMA base stations
FI108762B (fi) Menetelmä toisteen aikaansaamiseksi ja tukiasemalaitteisto
JP2001275150A (ja) 無線基地局
JP2004535724A (ja) 無線通信システムのデータ伝送能力を向上させる方法及び装置
FI103445B (fi) Lähetysmenetelmä ja radiojärjestelmä
KR100244197B1 (ko) 고정/이동 셀룰러 시스템에서 공통채널을 이용한 송수신시스템
JPH10163937A (ja) アンテナ切り替え制御方式
JP3669304B2 (ja) 指向性制御アンテナ装置
Stamatelos et al. Space-diversity issues in the context of a B-ISDN-oriented indoor radio environment
Tanaka et al. Interference cancellation characteristics of a BSCMA adaptive array antenna with a DBF configuration
Ogawa et al. An analysis of the effective performance of a handset diversity antenna-proposal for the diversity antenna gain based on a signal bit-error rate
JPH02206924A (ja) 移動通信用アンテナ装置