SE512656C2 - Förfarande för att minska fädning i ett telekommunikationssystem - Google Patents

Förfarande för att minska fädning i ett telekommunikationssystem

Info

Publication number
SE512656C2
SE512656C2 SE9802414A SE9802414A SE512656C2 SE 512656 C2 SE512656 C2 SE 512656C2 SE 9802414 A SE9802414 A SE 9802414A SE 9802414 A SE9802414 A SE 9802414A SE 512656 C2 SE512656 C2 SE 512656C2
Authority
SE
Sweden
Prior art keywords
base station
lobes
mobile terminal
lobe
road loss
Prior art date
Application number
SE9802414A
Other languages
English (en)
Swedish (sv)
Other versions
SE9802414L (sv
SE9802414D0 (sv
Inventor
Per Zetterberg
Original Assignee
Radio Design Innovation Tj Ab
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 Radio Design Innovation Tj Ab filed Critical Radio Design Innovation Tj Ab
Priority to SE9802414A priority Critical patent/SE512656C2/sv
Publication of SE9802414D0 publication Critical patent/SE9802414D0/xx
Priority to PCT/SE1999/001226 priority patent/WO2000002329A1/fr
Priority to AU49499/99A priority patent/AU4949999A/en
Publication of SE9802414L publication Critical patent/SE9802414L/xx
Publication of SE512656C2 publication Critical patent/SE512656C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/20—Selecting an access point
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
SE9802414A 1998-07-06 1998-07-06 Förfarande för att minska fädning i ett telekommunikationssystem SE512656C2 (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE9802414A SE512656C2 (sv) 1998-07-06 1998-07-06 Förfarande för att minska fädning i ett telekommunikationssystem
PCT/SE1999/001226 WO2000002329A1 (fr) 1998-07-06 1999-07-06 Methode permettant de reduire l'evanouissement dans un systeme de telecommunications
AU49499/99A AU4949999A (en) 1998-07-06 1999-07-06 Method for decreasing fading in a telecommunication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9802414A SE512656C2 (sv) 1998-07-06 1998-07-06 Förfarande för att minska fädning i ett telekommunikationssystem

Publications (3)

Publication Number Publication Date
SE9802414D0 SE9802414D0 (sv) 1998-07-06
SE9802414L SE9802414L (sv) 2000-01-07
SE512656C2 true SE512656C2 (sv) 2000-04-17

Family

ID=20411973

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9802414A SE512656C2 (sv) 1998-07-06 1998-07-06 Förfarande för att minska fädning i ett telekommunikationssystem

Country Status (3)

Country Link
AU (1) AU4949999A (fr)
SE (1) SE512656C2 (fr)
WO (1) WO2000002329A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101881847B1 (ko) * 2012-02-21 2018-08-24 삼성전자주식회사 통신 시스템에서 신호를 송수신하는 방법 및 장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5634199A (en) * 1993-04-14 1997-05-27 Stanford University Method of subspace beamforming using adaptive transmitting antennas with feedback
US5471647A (en) * 1993-04-14 1995-11-28 The Leland Stanford Junior University Method for minimizing cross-talk in adaptive transmission antennas
US5437055A (en) * 1993-06-03 1995-07-25 Qualcomm Incorporated Antenna system for multipath diversity in an indoor microcellular communication system
US5680419A (en) * 1994-08-02 1997-10-21 Ericsson Inc. Method of and apparatus for interference rejection combining in multi-antenna digital cellular communications systems
FI107851B (fi) * 1996-05-22 2001-10-15 Nokia Networks Oy Menetelmä antennikeilan valitsemiseksi, tukiasema ja solukkoradiojärjestelmä

Also Published As

Publication number Publication date
AU4949999A (en) 2000-01-24
WO2000002329A1 (fr) 2000-01-13
SE9802414L (sv) 2000-01-07
SE9802414D0 (sv) 1998-07-06

Similar Documents

Publication Publication Date Title
US6985466B1 (en) Downlink signal processing in CDMA systems utilizing arrays of antennae
EP1792420B1 (fr) Métrologie d'antenne intelligente de système de radiocommunications
US6600933B1 (en) Transmission diversity method
US7406336B2 (en) Method for determining transmit weights
EP1273108B1 (fr) Procede et systeme de transmission a antennes multiples
US6195045B1 (en) Adaptive antenna array system calibration
US6738020B1 (en) Estimation of downlink transmission parameters in a radio communications system with an adaptive antenna array
US7003310B1 (en) Coupled uplink/downlink power control and spatial processing with adaptive antenna arrays
US6512917B1 (en) Radio communication device and transmitting power control method
CN1913389B (zh) 移动通信系统的控制方法、控制装置、移动通信系统
EP2380286B1 (fr) Système de communication sans fil et procédé pour assurer une communication sans fil
KR20060120265A (ko) 스위칭 빔 안테나 시스템에서의 빔 스위칭의 과도한임펙트를 감소시키는 방법 및 장치
US20100321233A1 (en) Method for calibrating antenna arrays
US20060245512A1 (en) Apparatus and method for preventing call failure in an adaptive smart antenna system
CN101507136B (zh) 发射和接收数据的方法及其装置
EP1449314B1 (fr) Emission en diversite variable dans un systeme de radiocommunications basee sur des caracteristiques de signal recu
US8009096B2 (en) Method, system and apparatus for determining antenna weighting for transmit diversity
EP0951759B1 (fr) Procédé de transmission et système radio
US7039016B1 (en) Calibration of wideband radios and antennas using a narrowband channel
JP2001007754A (ja) 無線通信システム及び無線基地局
WO2003036817A1 (fr) Systeme emetteur-recepteur adaptatif
US20030130012A1 (en) Method and device for evaluating an uplink radio signal
SE512656C2 (sv) Förfarande för att minska fädning i ett telekommunikationssystem
US20040235512A1 (en) Adaptive transceiver system
KR102193752B1 (ko) 채널 용량 향상을 위한 하이브리드 빔포밍 시스템 기반의 빔 방사 각도 추정 장치 및 그 방법

Legal Events

Date Code Title Description
NUG Patent has lapsed