DE69828277D1 - Mobilstation mit Richtantennen - Google Patents

Mobilstation mit Richtantennen

Info

Publication number
DE69828277D1
DE69828277D1 DE69828277T DE69828277T DE69828277D1 DE 69828277 D1 DE69828277 D1 DE 69828277D1 DE 69828277 T DE69828277 T DE 69828277T DE 69828277 T DE69828277 T DE 69828277T DE 69828277 D1 DE69828277 D1 DE 69828277D1
Authority
DE
Germany
Prior art keywords
mobile station
directional antennas
antennas
directional
station
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69828277T
Other languages
English (en)
Inventor
Jasper Knudsen
Benny Vejlgaard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Application granted granted Critical
Publication of DE69828277D1 publication Critical patent/DE69828277D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
    • 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
    • H01Q3/24—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 orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • 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
    • H04B7/0613—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 simultaneous transmission
    • H04B7/0615—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 simultaneous transmission of weighted versions of same signal
    • H04B7/0617—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 simultaneous transmission of weighted versions of same signal for beam forming

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69828277T 1998-09-18 1998-09-18 Mobilstation mit Richtantennen Expired - Lifetime DE69828277D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19980117714 EP0987838B1 (de) 1998-09-18 1998-09-18 Mobilstation mit Richtantennen

Publications (1)

Publication Number Publication Date
DE69828277D1 true DE69828277D1 (de) 2005-01-27

Family

ID=8232657

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69828277T Expired - Lifetime DE69828277D1 (de) 1998-09-18 1998-09-18 Mobilstation mit Richtantennen

Country Status (4)

Country Link
EP (1) EP0987838B1 (de)
DE (1) DE69828277D1 (de)
DK (1) DK0987838T3 (de)
ES (1) ES2234060T3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6404386B1 (en) 1998-09-21 2002-06-11 Tantivy Communications, Inc. Adaptive antenna for use in same frequency networks
US6989797B2 (en) 1998-09-21 2006-01-24 Ipr Licensing, Inc. Adaptive antenna for use in wireless communication systems
KR100463379B1 (ko) * 2002-02-18 2004-12-29 (주)텔레시스테크놀로지 송수신 스마트 안테나의 적응빔형성 방법
US7263147B2 (en) 2003-10-14 2007-08-28 Intel Corporation Low bit error rate antenna switch for wireless communications
US7324817B2 (en) 2004-02-07 2008-01-29 Interdigital Technology Corporation Wireless communication method and apparatus for selecting and reselecting cells based on measurements performed using directional beams and an omni-directional beam pattern
JP4808013B2 (ja) * 2005-12-15 2011-11-02 富士通株式会社 動的セル再構成方法及び，これを適用するセルラーネットワークシステム
CN101554065A (zh) * 2006-03-29 2009-10-07 罗塔尼公司 使用检测到的数据吞吐量进行资源选择方法和装置
US20100167690A1 (en) * 2006-06-20 2010-07-01 Mats Andersson user terminal for enhanced security in a wireless communications system, and a system for its use

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2614157B1 (fr) * 1987-04-14 1994-04-08 Thomson Csf Procede de selection automatique d'une antenne de reception directive parmi une pluralite d'antennes de reception
US5095535A (en) * 1988-07-28 1992-03-10 Motorola, Inc. High bit rate communication system for overcoming multipath
JPH03220825A (ja) * 1990-01-25 1991-09-30 Toyota Motor Corp ダイバシティ受信装置
DE4140741A1 (de) * 1991-12-11 1993-06-17 Flachglas Ag Verfahren zum betrieb einer mobilfunkanlage eines fahrzeuges, insbesondere eines kraftfahrzeuges
JP3235041B2 (ja) * 1993-11-10 2001-12-04 日本電信電話株式会社 Ｔｄｄ無線通信方式

Also Published As

Publication number Publication date
ES2234060T3 (es) 2005-06-16
DK0987838T3 (da) 2005-04-04
EP0987838B1 (de) 2004-12-22
EP0987838A1 (de) 2000-03-22

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Legal Events

Date Code Title Description
8332 No legal effect for de