IT1258354B - Struttura d antenna collettrice per ridurre i fattori di riuso in sistemi radiotelefonici cellulari. - Google Patents

Struttura d antenna collettrice per ridurre i fattori di riuso in sistemi radiotelefonici cellulari.

Info

Publication number
IT1258354B
IT1258354B ITRM920118A ITRM920118A IT1258354B IT 1258354 B IT1258354 B IT 1258354B IT RM920118 A ITRM920118 A IT RM920118A IT RM920118 A ITRM920118 A IT RM920118A IT 1258354 B IT1258354 B IT 1258354B
Authority
IT
Italy
Prior art keywords
reduce
mobile radio
telephone systems
reuse factors
collective antenna
Prior art date
Application number
ITRM920118A
Other languages
English (en)
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of ITRM920118A0 publication Critical patent/ITRM920118A0/it
Publication of ITRM920118A1 publication Critical patent/ITRM920118A1/it
Application granted granted Critical
Publication of IT1258354B publication Critical patent/IT1258354B/it

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/06Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/02Resource partitioning among network components, e.g. reuse partitioning
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/02Resource partitioning among network components, e.g. reuse partitioning
    • H04W16/12Fixed resource partitioning
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/16Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24Cell structures
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24Cell structures
    • H04W16/28Cell structures using beam steering
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24Cell structures
    • H04W16/30Special cell shapes, e.g. doughnuts or ring cells
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W84/00Network topologies
    • H04W84/02Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04Large scale networks; Deep hierarchical networks
    • H04W84/042Public Land Mobile systems, e.g. cellular systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Oggetto della presente invenzione è un sistema per aumentare la qualità dei segnali in un sistema di comunicazione cellulare attraverso l'impiego di antenne direzionali ed assegnazione casuale o randomica delle risorse di comunicazione.
ITRM920118A 1991-02-22 1992-02-21 Struttura d antenna collettrice per ridurre i fattori di riuso in sistemi radiotelefonici cellulari. IT1258354B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65977991A 1991-02-22 1991-02-22

Publications (3)

Publication Number Publication Date
ITRM920118A0 ITRM920118A0 (it) 1992-02-21
ITRM920118A1 ITRM920118A1 (it) 1993-08-21
IT1258354B true IT1258354B (it) 1996-02-26

Family

ID=24646811

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM920118A IT1258354B (it) 1991-02-22 1992-02-21 Struttura d antenna collettrice per ridurre i fattori di riuso in sistemi radiotelefonici cellulari.

Country Status (10)

Country Link
US (1) US5485631A (it)
CN (1) CN1027480C (it)
CA (1) CA2101159C (it)
DE (2) DE4290393T1 (it)
FR (1) FR2677198B1 (it)
GB (1) GB2270236B (it)
HK (1) HK1000239A1 (it)
IT (1) IT1258354B (it)
MX (1) MX9200739A (it)
WO (1) WO1992015179A1 (it)

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US5805996A (en) * 1991-12-13 1998-09-08 Nokia Telecommunications Oy Base station with antenna coverage directed into neighboring cells based on traffic load
GB2271246B (en) * 1992-10-03 1997-02-12 Motorola Ltd Sectorized cellular radio base station antenna
DE69431583T2 (de) * 1993-08-12 2003-03-06 Nortel Networks Ltd., St.Laurent Antenneneinrichtung für Basisstation
JP2626514B2 (ja) * 1993-11-08 1997-07-02 日本電気株式会社 基地局送受信装置
US6201801B1 (en) 1994-03-24 2001-03-13 Ericsson Inc. Polarization diversity phased array cellular base station and associated methods
US6151310A (en) * 1994-03-24 2000-11-21 Ericsson Inc. Dividable transmit antenna array for a cellular base station and associated method
IL111722A (en) * 1994-11-21 2000-12-06 Eci Telecom Ltd Cellular network
FI950093A (fi) * 1995-01-09 1996-07-10 Nokia Telecommunications Oy Tukiasema ja menetelmä lähetystehon ohjaamiseksi haluttuun suuntaan
US5590399A (en) * 1995-02-23 1996-12-31 Nextel Communications Up-link channel assignment scheme for cellular mobile communications systems employing multi-beam antennas with beam selection
US5697052A (en) * 1995-07-05 1997-12-09 Treatch; James E. Cellular specialized mobile radio system
GB9524203D0 (en) * 1995-11-27 1996-01-31 British Tech Group Optical communications
US5745841A (en) * 1996-05-20 1998-04-28 Metawave Communications Corporation System and method for cellular beam spectrum management
JPH1023520A (ja) * 1996-07-02 1998-01-23 Matsushita Electric Ind Co Ltd ゾーン構成法およびそのゾーン構成法を利用する伝送装置
GB2317786B (en) * 1996-09-25 2001-05-30 Motorola Ltd Communication system with a deamformed control channel and method of system control
US5889494A (en) * 1997-01-27 1999-03-30 Metawave Communications Corporation Antenna deployment sector cell shaping system and method
EP0878974A1 (en) * 1997-05-16 1998-11-18 Italtel s.p.a. Communication method and a base transceiver station for a mobile radio communication system
US6151512A (en) * 1997-05-28 2000-11-21 Nortel Networks Corporation Communication system having optimum resource arrangements in a multi-sectored environment and method therefor
US6078571A (en) * 1997-09-19 2000-06-20 Motorola, Inc. Apparatus and method for transmitting beacon signals in a communication system
US6046701A (en) * 1997-11-03 2000-04-04 Spike Technologies, Inc. Apparatus for high-performance sectored antenna system
US6226601B1 (en) 1998-05-15 2001-05-01 Trimble Navigation Limited Seismic survey system
US6169525B1 (en) 1998-09-10 2001-01-02 Spike Technologies, Inc. High-performance sectored antenna system using low profile broadband feed devices
US6181276B1 (en) 1998-10-09 2001-01-30 Metawave Communications Corporation Sector shaping transition system and method
US7120431B1 (en) * 1999-02-12 2006-10-10 Lucent Technologies Inc. System and method for adjusting antenna radiation in a wireless network
JP3001570B1 (ja) * 1999-02-22 2000-01-24 埼玉日本電気株式会社 適応アンテナ指向性制御方法及びそのシステム
US6418327B1 (en) 1999-04-06 2002-07-09 Spike Broadband Systems, Inc. Methods and determining an optimum sector distribution within a coverage area of a wireless communication system
US6470192B1 (en) 1999-08-16 2002-10-22 Telefonaktiebolaget Lm Ericcson (Publ) Method of an apparatus for beam reduction and combining in a radio communications system
US8111689B2 (en) 2001-01-16 2012-02-07 Nokia Corporation System for uplink scheduling packet based data traffic in wireless system
US7218931B2 (en) * 2001-09-14 2007-05-15 Atc Technologies, Llc Satellite radiotelephone systems providing staggered sectorization for terrestrial reuse of satellite frequencies and related methods and radiotelephone systems
US7890098B2 (en) * 2001-09-14 2011-02-15 Atc Technologies, Llc Staggered sectorization for terrestrial reuse of satellite frequencies
US6891500B2 (en) * 2002-03-18 2005-05-10 Christopher J. Hall Method and apparatus for geolocating a wireless communications device
US20040137909A1 (en) * 2002-11-25 2004-07-15 Marios Gerogiokas Capacity adaptive technique for distributed wireless base stations
US7200407B1 (en) * 2003-02-06 2007-04-03 Nortel Networks Limited Multiple reuse patterns for channels of wireless networks
US8923850B2 (en) * 2006-04-13 2014-12-30 Atc Technologies, Llc Systems and methods for controlling base station sectors to reduce potential interference with low elevation satellites
US8219030B2 (en) 2007-06-20 2012-07-10 Qualcomm Incorporated Adaptive distributed frequency planning
US9113371B2 (en) * 2010-07-01 2015-08-18 The Hong Kong University Of Science And Technology Cross-layer optimization for next-generation WiFi systems

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4144496A (en) * 1976-03-17 1979-03-13 Harris Corporation Mobile communication system and method employing frequency reuse within a geographical service area
US4128740A (en) * 1977-02-14 1978-12-05 Motorola, Inc. Antenna array for a cellular RF communications system
US4369520A (en) * 1979-03-22 1983-01-18 Motorola, Inc. Instantaneously acquiring sector antenna combining system
US4475010A (en) * 1983-05-05 1984-10-02 At&T Bell Laboratories High density cellular mobile radio communications
US4704734A (en) * 1986-02-18 1987-11-03 Motorola, Inc. Method and apparatus for signal strength measurement and antenna selection in cellular radiotelephone systems
US4694484A (en) * 1986-02-18 1987-09-15 Motorola, Inc. Cellular radiotelephone land station
US5095535A (en) * 1988-07-28 1992-03-10 Motorola, Inc. High bit rate communication system for overcoming multipath
CH676179A5 (it) * 1988-09-29 1990-12-14 Ascom Zelcom Ag
US5257398A (en) * 1990-02-27 1993-10-26 Motorola, Inc. Hopped-carrier dynamic frequency reuse
US5038399A (en) * 1990-05-21 1991-08-06 Motorola, Inc. Method for assigning channel reuse levels in a multi-level cellular system
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system

Also Published As

Publication number Publication date
US5485631A (en) 1996-01-16
GB2270236B (en) 1995-06-21
CN1027480C (zh) 1995-01-18
CN1068690A (zh) 1993-02-03
WO1992015179A1 (en) 1992-09-03
MX9200739A (es) 1992-10-01
FR2677198B1 (fr) 1994-02-04
FR2677198A1 (fr) 1992-12-04
DE4290393T1 (de) 1994-04-28
GB2270236A (en) 1994-03-02
CA2101159C (en) 1999-08-10
ITRM920118A1 (it) 1993-08-21
ITRM920118A0 (it) 1992-02-21
DE4290393C2 (de) 1998-05-20
GB9315241D0 (en) 1994-01-05
CA2101159A1 (en) 1992-08-23
HK1000239A1 (en) 1998-02-06

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990226