MXPA02002405A - Metodo y aparato para reducir la disposicion de trayectos multiples en una senal de television. - Google Patents

Metodo y aparato para reducir la disposicion de trayectos multiples en una senal de television.

Info

Publication number
MXPA02002405A
MXPA02002405A MXPA02002405A MXPA02002405A MXPA02002405A MX PA02002405 A MXPA02002405 A MX PA02002405A MX PA02002405 A MXPA02002405 A MX PA02002405A MX PA02002405 A MXPA02002405 A MX PA02002405A MX PA02002405 A MXPA02002405 A MX PA02002405A
Authority
MX
Mexico
Prior art keywords
spatially
signal
signals
antenna
adaptive
Prior art date
Application number
MXPA02002405A
Other languages
English (en)
Spanish (es)
Inventor
Edward Allen Hall
Original Assignee
Thomson Licensing Sa
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 Thomson Licensing Sa filed Critical Thomson Licensing Sa
Publication of MXPA02002405A publication Critical patent/MXPA02002405A/es

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
    • H01Q21/205—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path providing an omnidirectional coverage
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
    • H01Q7/08—Ferrite rod or like elongated core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/265—Open ring dipoles; Circular dipoles
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/211—Ghost signal cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Noise Elimination (AREA)
  • Picture Signal Circuits (AREA)
  • Radio Relay Systems (AREA)
MXPA02002405A 1999-09-08 2000-09-08 Metodo y aparato para reducir la disposicion de trayectos multiples en una senal de television. MXPA02002405A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15285999P 1999-09-08 1999-09-08
PCT/US2000/024708 WO2001019075A2 (en) 1999-09-08 2000-09-08 Method and apparatus for reducing multipath distortion in a television signal

Publications (1)

Publication Number Publication Date
MXPA02002405A true MXPA02002405A (es) 2002-08-28

Family

ID=22544757

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA02002405A MXPA02002405A (es) 1999-09-08 2000-09-08 Metodo y aparato para reducir la disposicion de trayectos multiples en una senal de television.

Country Status (8)

Country Link
EP (1) EP1219109A2 (de)
JP (1) JP2003513486A (de)
KR (2) KR100742172B1 (de)
CN (2) CN1734837A (de)
AU (1) AU7361600A (de)
DE (1) DE60043312D1 (de)
MX (1) MXPA02002405A (de)
WO (1) WO2001019075A2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7034893B2 (en) * 2001-03-30 2006-04-25 Broadcom Corporation Method and apparatus for reception of terrestrial digital television signals
DE10224536B4 (de) * 2002-05-31 2009-04-23 Harman Becker Automotive Systems (Xsys Division) Gmbh Verfahren und Schaltungsanordnung zum Mehrwegeempfang
KR100482286B1 (ko) 2002-09-27 2005-04-13 한국전자통신연구원 선택형 빔형성을 통해 수신성능을 개선하는 디지털 방송수신 장치
KR100500661B1 (ko) 2003-06-14 2005-07-12 한국전자통신연구원 디지털 ｔｖ 수신기의 최적 빔 선택 장치 및 그 방법
US7026989B1 (en) * 2004-01-23 2006-04-11 Itt Manufacturing Enterprises, Inc. Methods and apparatus for shaping antenna beam patterns of phased array antennas
KR100583240B1 (ko) * 2004-11-26 2006-05-25 한국전자통신연구원 디지털 방송 수신 성능 개선을 위한 최적의 빔 선택 방법및 그를 이용한 디지털 방송 수신 장치
US7714780B2 (en) * 2006-03-10 2010-05-11 Broadcom Corporation Beamforming RF circuit and applications thereof
CN104900990B (zh) * 2015-06-09 2019-04-23 联想(北京)有限公司 天线和包括该天线的电子设备

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5931241B2 (ja) * 1975-11-12 1984-08-01 松下電器産業株式会社 ゴ−ストジヨキヨソウチ
US4121219A (en) * 1976-04-12 1978-10-17 Connor Gerald O Dipole resonent loop antenna
JPS5585106A (en) * 1978-12-21 1980-06-26 Sony Corp Antenna unit
AU532289B2 (en) * 1978-12-21 1983-09-22 Sony Corporation Segmented loop antenna system
GB2089578B (en) * 1980-03-03 1984-10-10 Pioneer Electronic Corp Complex antenna system
JPS5913442A (ja) * 1982-07-14 1984-01-24 Nec Corp 信号分散最小型スペ−ス・ダイバ−シテイ−装置
JPS5913441A (ja) * 1982-07-14 1984-01-24 Nec Corp 干渉波消去型スペ−スダイバ−シテイ−装置
DE3427629A1 (de) * 1984-07-26 1986-01-30 Siemens AG, 1000 Berlin und 8000 München Ringantenne in gedruckter schaltungstechnik
JPH069342B2 (ja) * 1985-09-24 1994-02-02 日産自動車株式会社 アンテナ装置
JPS62100034A (ja) * 1985-10-26 1987-05-09 Toshiba Corp 妨害波除去装置の妨害周波数検出回路
GB2257605A (en) * 1991-07-12 1993-01-13 Paul Victor Brennan Diversity antenna system
JPH0879570A (ja) * 1994-09-09 1996-03-22 Hitachi Ltd テレビジョン受像機
WO1997020400A1 (fr) * 1995-11-29 1997-06-05 Ntt Mobile Communications Network Inc. Appareil de reception en diversite et procede de commande

Also Published As

Publication number Publication date
KR20020033788A (ko) 2002-05-07
KR100742172B1 (ko) 2007-07-25
WO2001019075A2 (en) 2001-03-15
JP2003513486A (ja) 2003-04-08
CN1734837A (zh) 2006-02-15
EP1219109A2 (de) 2002-07-03
DE60043312D1 (de) 2009-12-24
CN1249989C (zh) 2006-04-05
KR20050095903A (ko) 2005-10-04
WO2001019075A3 (en) 2001-09-20
AU7361600A (en) 2001-04-10
CN1399843A (zh) 2003-02-26

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Legal Events

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