BR9910265A - Estação de base de rádio móvel com antena adaptável - Google Patents

Estação de base de rádio móvel com antena adaptável

Info

Publication number
BR9910265A
BR9910265A BR9910265-0A BR9910265A BR9910265A BR 9910265 A BR9910265 A BR 9910265A BR 9910265 A BR9910265 A BR 9910265A BR 9910265 A BR9910265 A BR 9910265A
Authority
BR
Brazil
Prior art keywords
antenna
base station
radio base
mobile radio
transmitter
Prior art date
Application number
BR9910265-0A
Other languages
English (en)
Portuguese (pt)
Inventor
Armin Splett
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BR9910265A publication Critical patent/BR9910265A/pt

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
    • H04B7/0608—Antenna selection according to transmission parameters
    • 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
    • H04B7/0848—Joint weighting
    • 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
    • H04B7/0802—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 antenna selection
    • H04B7/0825—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 antenna selection with main and with auxiliary or diversity antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
BR9910265-0A 1998-05-07 1999-05-06 Estação de base de rádio móvel com antena adaptável BR9910265A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1998120460 DE19820460C2 (de) 1998-05-07 1998-05-07 Mobilfunk-Basisstation mit adaptiver Antenne
PCT/DE1999/001373 WO1999057919A2 (de) 1998-05-07 1999-05-06 Mobilfunk-basisstation mit adaptiver antenne

Publications (1)

Publication Number Publication Date
BR9910265A true BR9910265A (pt) 2001-01-09

Family

ID=7866997

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9910265-0A BR9910265A (pt) 1998-05-07 1999-05-06 Estação de base de rádio móvel com antena adaptável

Country Status (5)

Country Link
BR (1) BR9910265A (de)
CA (1) CA2331391A1 (de)
DE (1) DE19820460C2 (de)
ID (1) ID26246A (de)
WO (1) WO1999057919A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1193791A1 (de) * 2000-09-20 2002-04-03 Lucent Technologies Inc. Mobilfunksystem und Antennenanordnung mit vorgegebenen Richtcharakteristiken
CN1213550C (zh) 2001-02-14 2005-08-03 西门子公司 用于具有基站和天线装置的移动无线系统的电路装置
EP1233542A1 (de) * 2001-02-14 2002-08-21 Siemens Aktiengesellschaft Schaltungsanordnung für ein Mobilfunksystem mit einer Basisstation und einer Antenneneinrichtung
JP2003283411A (ja) * 2002-03-22 2003-10-03 Sanyo Electric Co Ltd 無線装置、送受信指向性制御方法および送受信指向性制御プログラム
EP1395011A1 (de) * 2002-08-28 2004-03-03 Siemens Aktiengesellschaft Anordnung zur Bildung eines digitalen Basisstations-Sendesignals

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128740A (en) * 1977-02-14 1978-12-05 Motorola, Inc. Antenna array for a cellular RF communications system
US5097484A (en) * 1988-10-12 1992-03-17 Sumitomo Electric Industries, Ltd. Diversity transmission and reception method and equipment
FI950093A (fi) * 1995-01-09 1996-07-10 Nokia Telecommunications Oy Tukiasema ja menetelmä lähetystehon ohjaamiseksi haluttuun suuntaan
CA2164169A1 (en) * 1995-01-31 1996-08-01 Sheldon Kent Meredith Radio signal scanning and targeting system for use in land mobile radio base sites
DE19608569A1 (de) * 1996-03-06 1997-09-11 Daimler Benz Aerospace Ag Verfahren zur Kapazitätserweiterung in einem GSM-Netz und Anordnung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
WO1999057919A3 (de) 2000-01-06
CA2331391A1 (en) 1999-11-11
ID26246A (id) 2000-12-07
DE19820460A1 (de) 1999-12-09
DE19820460C2 (de) 2000-03-30
WO1999057919A2 (de) 1999-11-11

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Legal Events

Date Code Title Description
B08F Application fees: dismissal - article 86 of industrial property law

Free format text: REFERENTE A 7A, 8A E 9A ANUIDADES.

B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1962 DE 12/08/2008.

B15K Others concerning applications: alteration of classification

Ipc: H04W 16/28 (2009.01), H01Q 3/26 (2006.0