FI20020400A0 - Signaalin suunnan määritys radiojärjestelmässä - Google Patents

Signaalin suunnan määritys radiojärjestelmässä

Info

Publication number
FI20020400A0
FI20020400A0 FI20020400A FI20020400A FI20020400A0 FI 20020400 A0 FI20020400 A0 FI 20020400A0 FI 20020400 A FI20020400 A FI 20020400A FI 20020400 A FI20020400 A FI 20020400A FI 20020400 A0 FI20020400 A0 FI 20020400A0
Authority
FI
Finland
Prior art keywords
determining
signal
radio system
radio
Prior art date
Application number
FI20020400A
Other languages
English (en)
Swedish (sv)
Inventor
Jyri Haemaelaeinen
Esa Tiirola
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 FI20020400A priority Critical patent/FI20020400A0/fi
Publication of FI20020400A0 publication Critical patent/FI20020400A0/fi
Priority to US10/375,054 priority patent/US20040014499A1/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
    • H04B7/0837—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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
    • G01S11/10—Systems for determining distance or velocity not using reflection or reradiation using radio waves using Doppler effect
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/74—Multi-channel systems specially adapted for direction-finding, i.e. having a single antenna system capable of giving simultaneous indications of the directions of different signals
    • 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
    • H04W16/28—Cell structures using beam steering

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FI20020400A 2002-03-01 2002-03-01 Signaalin suunnan määritys radiojärjestelmässä FI20020400A0 (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20020400A FI20020400A0 (fi) 2002-03-01 2002-03-01 Signaalin suunnan määritys radiojärjestelmässä
US10/375,054 US20040014499A1 (en) 2002-03-01 2003-02-28 Determining signal direction in radio system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20020400A FI20020400A0 (fi) 2002-03-01 2002-03-01 Signaalin suunnan määritys radiojärjestelmässä

Publications (1)

Publication Number Publication Date
FI20020400A0 true FI20020400A0 (fi) 2002-03-01

Family

ID=8563388

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20020400A FI20020400A0 (fi) 2002-03-01 2002-03-01 Signaalin suunnan määritys radiojärjestelmässä

Country Status (2)

Country Link
US (1) US20040014499A1 (fi)
FI (1) FI20020400A0 (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005022191A1 (en) * 2003-09-03 2005-03-10 Telefonaktiebolaget Lm Ericsson (Publ) Method and system of positioning
US7054664B2 (en) * 2003-10-30 2006-05-30 Lucent Technologies Inc. Method and apparatus for providing user specific downlink beamforming in a fixed beam network
CA2542410A1 (en) * 2006-04-07 2007-10-07 Tenxc Wireless Inc. Adaptive null steering for frequency hopping networks
DE102008004474A1 (de) * 2008-01-15 2009-07-23 Siemens Aktiengesellschaft Verfahren zur Bestimmung der Lage eines Objekts mit Hilfe eines MIMO-WLAN-Funknetzes
KR101021674B1 (ko) 2008-07-07 2011-03-17 엘아이지넥스원 주식회사 신호원 방향 추적 장치 및 방법
JP5763393B2 (ja) * 2011-04-11 2015-08-12 京セラ株式会社 通信システム、基地局、移動局及び通信方法
KR101881166B1 (ko) * 2016-05-17 2018-07-23 한국전자통신연구원 이동무선백홀 네트워크의 빔 포밍 통신 장치 및 방법
US11134452B2 (en) 2017-10-02 2021-09-28 Lenovo (Singapore) Pte. Ltd. Uplink power control
US11522620B2 (en) * 2021-01-27 2022-12-06 Nanning Fulian Fugui Precision Industrial Co., Ltd. Method for adjusting antenna and communication device using same

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5646845A (en) * 1990-02-05 1997-07-08 Caterpillar Inc. System and method for controlling an autonomously navigated vehicle
EP0647979B1 (en) * 1993-08-12 2002-10-23 Nortel Networks Limited Base station antenna arrangement
DE19524927A1 (de) * 1995-07-08 1997-01-09 Sel Alcatel Ag Zielführung eines Teilnehmers innerhalb eines SDMA-Mobilfunknetzes
KR19990010110A (ko) * 1997-07-15 1999-02-05 윤종용 이동 통신시스템의 다중접속간섭 제거장치 및 방법
FI980035A (fi) * 1998-01-09 1999-07-10 Nokia Networks Oy Menetelmä antennikeilan suuntaamiseksi ja lähetinvastaanotin
KR100378124B1 (ko) * 1998-12-10 2003-06-19 삼성전자주식회사 이동통신시스템에서단말기의위치추정장치및방법
US6658045B1 (en) * 1999-02-22 2003-12-02 Nortel Networks Limited CDMA communications system adaptive to mobile unit speed
FI118877B (fi) * 2000-06-19 2008-04-15 Valtion Teknillinen Liiketilan estimointi
JP3621335B2 (ja) * 2000-09-05 2005-02-16 アルプス電気株式会社 回転角速度検出装置及び回転角速度検出方法、並びにこの装置を使用した自動車
JP3910349B2 (ja) * 2000-09-19 2007-04-25 株式会社日立コミュニケーションテクノロジー 指向性アンテナの制御方法および装置
KR100452536B1 (ko) * 2000-10-02 2004-10-12 가부시키가이샤 엔.티.티.도코모 이동통신기지국 장치
JP2002135185A (ja) * 2000-10-19 2002-05-10 Hitachi Kokusai Electric Inc 受信機
EP1346435B1 (en) * 2000-12-29 2005-02-16 Nokia Corporation Base station, base station module and method for estimating parameters of uplink signals

Also Published As

Publication number Publication date
US20040014499A1 (en) 2004-01-22

Similar Documents

Publication Publication Date Title
DE60003902D1 (de) Signalverarbeitung
FR16C0004I2 (fr) Composes cepheme
NO20031548L (no) Mikroseismisk signalbehandling
GB2384651B (en) Signal selection systems
DE69939510D1 (de) Tonsignalverarbeitungsschaltung
DE60221353D1 (de) Radarsensor
DE60033751D1 (de) Stereo-Abstandsmesser
DE50001067D1 (de) Messumformer mit korrigiertem ausgangssignal
ID28834A (id) Prosesor sinyal reproduksi
DE60042910D1 (de) GPS Empfänger
AU2003281641A1 (en) Determining type of signal encoder
DE69927358D1 (de) Audiosignalprozessor
DE60235920D1 (de) Signalverarbeitung
DE50306343D1 (de) Signalsäule
DE60212597D1 (de) Geschlepptes niederfrequenz-unterwasserdetektionssystem
NO20031114D0 (no) Signallys
DE60025290D1 (de) Mehrstufiger Signaldiscriminator
FI20020794A0 (fi) Häiriönpoistomenetelmä radiojärjestelmän vastaanottimessa
DE69941808D1 (de) Audiosignalverarbeitung
FI20020400A0 (fi) Signaalin suunnan määritys radiojärjestelmässä
NO20030455L (no) Forbedret radiosignalforsterker
FI20010952A0 (fi) Signaalikomponenttien erottaminen radiojärjestelmän vastaanottimessa
FI972688A0 (fi) Foerfarande foer avkaenning av en signal i en mottagare i ett cellulaert radionaet
DE59904254D1 (de) Sensormodul mit integrierter signalverarbeitung
GB0300352D0 (en) Radio signal direction finder