DE69125932D1 - Antennendiversity-empfangseinrichtung zur beseitigung einer empfangsinterferenz beim mobilen fernsehempfang - Google Patents

Antennendiversity-empfangseinrichtung zur beseitigung einer empfangsinterferenz beim mobilen fernsehempfang

Info

Publication number
DE69125932D1
DE69125932D1 DE69125932T DE69125932T DE69125932D1 DE 69125932 D1 DE69125932 D1 DE 69125932D1 DE 69125932 T DE69125932 T DE 69125932T DE 69125932 T DE69125932 T DE 69125932T DE 69125932 D1 DE69125932 D1 DE 69125932D1
Authority
DE
Germany
Prior art keywords
eliminating
interference
diversity receiver
mobile television
aerial diversity
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
DE69125932T
Other languages
English (en)
Other versions
DE69125932T2 (de
Inventor
Heinz Lindenmeier
Jochen Hopf
Leopold Reiter
Rainer Kronberger
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.)
Delphi Delco Electronics Europe GmbH
Original Assignee
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 Philips Electronics NV filed Critical Philips Electronics NV
Publication of DE69125932D1 publication Critical patent/DE69125932D1/de
Application granted granted Critical
Publication of DE69125932T2 publication Critical patent/DE69125932T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • 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
    • 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
    • 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
    • H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
    • 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
    • H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive antennas
DE69125932T 1991-02-08 1991-02-08 Antennendiversity-empfangseinrichtung zur beseitigung einer empfangsinterferenz beim mobilen fernsehempfang Expired - Lifetime DE69125932T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/NL1991/000020 WO1992014310A1 (en) 1991-02-08 1991-02-08 Antenna diversity receiving system for eliminating reception interference in mobile television signal reception

Publications (2)

Publication Number Publication Date
DE69125932D1 true DE69125932D1 (de) 1997-06-05
DE69125932T2 DE69125932T2 (de) 1997-11-13

Family

ID=1239677

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69125932T Expired - Lifetime DE69125932T2 (de) 1991-02-08 1991-02-08 Antennendiversity-empfangseinrichtung zur beseitigung einer empfangsinterferenz beim mobilen fernsehempfang

Country Status (6)

Country Link
US (1) US5335010A (de)
EP (1) EP0524184B1 (de)
JP (1) JP3195926B2 (de)
CA (1) CA2080124C (de)
DE (1) DE69125932T2 (de)
WO (1) WO1992014310A1 (de)

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JPH11113030A (ja) 1997-10-07 1999-04-23 Pioneer Electron Corp コンポジットビデオ信号のｓｎ比測定方法及びシステム
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US6943828B1 (en) * 1999-08-17 2005-09-13 Thomson Licensing S.A. Method and apparatus for providing adaptive horizontal sync detection
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US6985174B1 (en) * 2001-10-30 2006-01-10 Logitech Europe S.A. Dynamic radio frequency interference detection and correction
US7038733B2 (en) * 2002-01-30 2006-05-02 Ericsson Inc. Television receivers and methods for processing signal sample streams synchronously with line/frame patterns
EP1394965A1 (de) * 2002-08-28 2004-03-03 FUBA Automotive GmbH & Co. KG Diversity-Anlage zum Empfang digitaler Satelliten-Rundfunksignale
US8099099B2 (en) * 2003-02-19 2012-01-17 Qualcomm Incorporated Methods and apparatus related to assignment in a wireless communications system
EP1702554B1 (de) * 2004-01-07 2013-04-24 Olympus Corporation Empfangsgerät
JP2005236816A (ja) * 2004-02-20 2005-09-02 Pioneer Electronic Corp テレビ受信機およびダイバーシティ受信方法
US7289828B2 (en) * 2004-03-17 2007-10-30 Interdigital Technology Corporation Method for steering a smart antenna for a WLAN using a periodic re-scan
DE102004045109A1 (de) * 2004-09-17 2006-03-23 Robert Bosch Gmbh Verfahren zum mobilen Empfangen eines, insbesondere frequenzmodulierten, Funksignals und Funkempfänger-Schaltung hierfür
JP4631411B2 (ja) * 2004-11-29 2011-02-16 船井電機株式会社 テレビジョン放送受信装置
JP4470045B2 (ja) * 2004-11-29 2010-06-02 船井電機株式会社 テレビジョン放送受信装置
US20070251016A1 (en) * 2004-12-28 2007-11-01 Steve Feher Convective seating and sleeping systems
US7272936B2 (en) * 2004-12-28 2007-09-25 Steve Feher Variable temperature cushion and heat pump
US7471702B2 (en) * 2005-03-09 2008-12-30 Qualcomm Incorporated Methods and apparatus for implementing, using, transmitting, and/or receiving signals at least some of which include intentional null tones
US8325826B2 (en) * 2005-03-09 2012-12-04 Qualcomm Incorporated Methods and apparatus for transmitting signals facilitating antenna control
US7826807B2 (en) * 2005-03-09 2010-11-02 Qualcomm Incorporated Methods and apparatus for antenna control in a wireless terminal
CN101061706B (zh) * 2005-05-11 2010-12-01 赫希曼汽车通讯有限公司 用于改善移动模拟电视接收时图像稳定性的方法
FR2889399B1 (fr) * 2005-07-27 2009-07-03 Archos Sa Dispositif de television numerique terrestre portable comprenant un dispositif de reception d'un signal numerique de faible puissance
KR100702700B1 (ko) * 2005-08-05 2007-04-02 삼성전자주식회사 영상처리장치 및 영상처리방법
US7663548B2 (en) * 2006-03-24 2010-02-16 The Aerospace Corporation Switched combiner GPS receiver system
US8676188B2 (en) * 2006-04-14 2014-03-18 Litepoint Corporation Apparatus, system and method for calibrating and verifying a wireless communication device
US7567521B2 (en) * 2006-06-06 2009-07-28 Litepoint Corp. Apparatus for capturing multiple data packets in a data signal for analysis
US7962823B2 (en) * 2006-06-06 2011-06-14 Litepoint Corporation System and method for testing multiple packet data transmitters
US7724853B2 (en) * 2006-07-14 2010-05-25 Qualcomm Incorporated Enabling mobile switched antennas
US8225186B2 (en) 2006-07-14 2012-07-17 Qualcomm Incorporated Ecoding and decoding methods and apparatus for use in a wireless communication system
US7720485B2 (en) 2006-07-14 2010-05-18 Qualcomm Incorporated Methods and apparatus related to assignment in a wireless communications system
US20090000031A1 (en) * 2007-06-29 2009-01-01 Steve Feher Multiple convective cushion seating and sleeping systems and methods
US8116208B2 (en) * 2009-10-19 2012-02-14 Litepoint Corporation System and method for testing multiple digital signal transceivers in parallel
US8918062B2 (en) * 2009-12-08 2014-12-23 Qualcomm Incorporated Combined intelligent receive diversity (IRD) and mobile transmit diversity (MTD) with independent antenna switching for uplink and downlink
US8660507B1 (en) * 2012-07-17 2014-02-25 Sprint Spectrum L.P. Diversity signal reception
US9618577B2 (en) 2014-01-03 2017-04-11 Litepoint Corporation System and method for testing data packet transceivers having varied performance characteristics and requirements using standard test equipment
US9813659B1 (en) * 2016-05-11 2017-11-07 Drone Racing League, Inc. Diversity receiver
US11140368B2 (en) * 2017-08-25 2021-10-05 Advanced Micro Devices, Inc. Custom beamforming during a vertical blanking interval
US10680927B2 (en) 2017-08-25 2020-06-09 Advanced Micro Devices, Inc. Adaptive beam assessment to predict available link bandwidth
US11539908B2 (en) 2017-09-29 2022-12-27 Advanced Micro Devices, Inc. Adjustable modulation coding scheme to increase video stream robustness
US11398856B2 (en) 2017-12-05 2022-07-26 Advanced Micro Devices, Inc. Beamforming techniques to choose transceivers in a wireless mesh network
US10938503B2 (en) 2017-12-22 2021-03-02 Advanced Micro Devices, Inc. Video codec data recovery techniques for lossy wireless links
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Also Published As

Publication number Publication date
CA2080124C (en) 2000-09-19
EP0524184A1 (de) 1993-01-27
US5335010A (en) 1994-08-02
CA2080124A1 (en) 1992-08-09
EP0524184B1 (de) 1997-05-02
JPH05505501A (ja) 1993-08-12
JP3195926B2 (ja) 2001-08-06
WO1992014310A1 (en) 1992-08-20
DE69125932T2 (de) 1997-11-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUBA AUTOMOTIVE GMBH, 31162 BAD SALZDETFURTH, DE

8327 Change in the person/name/address of the patent owner

Owner name: FUBA AUTOMOTIVE GMBH & CO. KG, 31162 BAD SALZDETFU

8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: DELPHI DELCO ELECTRONICS EUROPE GMBH, 42119 WU, DE