ATE343876T1 - Niedrizwischenfrequenz pre-präamble empfänger mit antennendiversity - Google Patents

Niedrizwischenfrequenz pre-präamble empfänger mit antennendiversity

Info

Publication number
ATE343876T1
ATE343876T1 AT03811821T AT03811821T ATE343876T1 AT E343876 T1 ATE343876 T1 AT E343876T1 AT 03811821 T AT03811821 T AT 03811821T AT 03811821 T AT03811821 T AT 03811821T AT E343876 T1 ATE343876 T1 AT E343876T1
Authority
AT
Austria
Prior art keywords
channels
selection mode
antennas
mode
coupling
Prior art date
Application number
AT03811821T
Other languages
English (en)
Inventor
Adrian W Payne
Richard J Caldwell
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE343876T1 publication Critical patent/ATE343876T1/de

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
    • 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
    • H04B7/0805—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 single receiver and antenna switching
    • H04B7/0808—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 single receiver and antenna switching comparing all antennas before reception
    • H04B7/0811—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 single receiver and antenna switching comparing all antennas before reception during preamble or gap period
    • 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
    • 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
    • H04B7/0805—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 single receiver and antenna switching
    • H04B7/0814—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 single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Radio Relay Systems (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
AT03811821T 2002-11-26 2003-11-14 Niedrizwischenfrequenz pre-präamble empfänger mit antennendiversity ATE343876T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0227506.3A GB0227506D0 (en) 2002-11-26 2002-11-26 Low-if pre-preamble antenna diversity receiver

Publications (1)

Publication Number Publication Date
ATE343876T1 true ATE343876T1 (de) 2006-11-15

Family

ID=9948496

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03811821T ATE343876T1 (de) 2002-11-26 2003-11-14 Niedrizwischenfrequenz pre-präamble empfänger mit antennendiversity

Country Status (10)

Country Link
US (1) US7729317B2 (de)
EP (1) EP1568153B1 (de)
JP (1) JP4459816B2 (de)
KR (1) KR101132628B1 (de)
CN (1) CN100505580C (de)
AT (1) ATE343876T1 (de)
AU (1) AU2003276562A1 (de)
DE (1) DE60309350T2 (de)
GB (1) GB0227506D0 (de)
WO (1) WO2004049594A1 (de)

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KR100763812B1 (ko) * 2006-09-07 2007-10-08 삼성전자주식회사 휴대용 단말기의 다이버시티 안테나 장치 및 이의 구현방법
US8194811B2 (en) * 2006-12-13 2012-06-05 Intel Corporation Clock repeater and phase-error correcting circuit
JP4757214B2 (ja) * 2007-02-21 2011-08-24 富士通株式会社 フィルタ回路
US7986933B2 (en) 2007-03-19 2011-07-26 Apple Inc. Method and system for wireless communications between base and mobile stations
US8824420B2 (en) * 2007-03-22 2014-09-02 Mitsubishi Electric Research Laboratories, Inc. Method and system for generating antenna selection signals in OFDM tranceivers with fewer RF chains than antennas in MIMO wireless networks
US7804911B2 (en) * 2007-04-25 2010-09-28 Seiko Epson Corporation Dual demodulation mode AM radio
US9020073B2 (en) * 2007-10-23 2015-04-28 Intel Mobile Communications GmbH Low intermediate frequency receiver
KR100968970B1 (ko) * 2007-12-29 2010-07-14 삼성전기주식회사 안테나 다이버시티 수신기
US8086195B2 (en) * 2008-02-22 2011-12-27 Motorola Mobility, Inc. Communication unit and method of operation therefor
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CA2731034A1 (en) * 2008-06-30 2010-01-14 Sirius Xm Radio Inc. Interface between a switched diversity antenna system and a digital radio receiver
EP2239860B1 (de) * 2009-04-07 2012-08-15 The Swatch Group Research and Development Ltd. SIGNALEMPFÄNGER MIT FSK-MODULATION GROßER SENSIBILITÄT MIT GERINGEM DURCHSATZ
GB0908825D0 (en) * 2009-05-21 2009-07-01 Cambridge Silicon Radio Ltd Antenna selection
DE102009033000B4 (de) * 2009-07-14 2014-07-24 Imst Gmbh Multibandempfänger für Satellitennavigationssystem und Verfahren für Multibandempfang
CN102550069A (zh) * 2009-11-27 2012-07-04 富士通东芝移动通信株式会社 移动无线终端、接收信号强度测定方法以及基站搜索方法
EP2520030B1 (de) * 2009-12-29 2014-09-24 Motorola Solutions, Inc. Verfahren zur auswahl eines signals von bester qualität unter mehreren von datenprozessoren in einem kommunikationssystem empfangenen signalen
CN101826904A (zh) * 2010-04-23 2010-09-08 哈尔滨侨航通信设备有限公司 一种利用分集接收实现系统扩容的方法
US9190723B1 (en) 2010-09-28 2015-11-17 The Board of Trustees for and on behalf of the University of Alabama Multi-input and multi-output (MIMO) antenna system with absorbers for reducing interference
US9189347B2 (en) 2011-07-29 2015-11-17 Motorola Solutions, Inc. High reliability redundant voting system for a signal received by voting processors in a communication system
US9900265B2 (en) * 2014-06-16 2018-02-20 Infineon Technologies Ag Matrix switch
US10374659B2 (en) * 2015-10-12 2019-08-06 Texas Instruments Incorporated Low latency data transfer in a system for wireless power transmission
US10531424B1 (en) * 2018-09-11 2020-01-07 Greina Technologies, Inc. Angle of arrival and departure using standard bluetooth low energy packets
JP7038878B2 (ja) * 2020-07-10 2022-03-18 アドソル日進株式会社 無線装置、アンテナ選定方法及びプログラム
KR102871766B1 (ko) 2020-07-31 2025-10-16 삼성전자 주식회사 전자 장치 및 안테나 운용 방법
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Also Published As

Publication number Publication date
US20060056357A1 (en) 2006-03-16
JP2006507751A (ja) 2006-03-02
CN1717878A (zh) 2006-01-04
AU2003276562A1 (en) 2004-06-18
GB0227506D0 (en) 2002-12-31
DE60309350T2 (de) 2007-05-16
EP1568153A1 (de) 2005-08-31
JP4459816B2 (ja) 2010-04-28
WO2004049594A1 (en) 2004-06-10
EP1568153B1 (de) 2006-10-25
KR20050086884A (ko) 2005-08-30
DE60309350D1 (de) 2006-12-07
US7729317B2 (en) 2010-06-01
CN100505580C (zh) 2009-06-24
KR101132628B1 (ko) 2012-04-02

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