DE602005021655D1 - Verbesserungen der oder in bezug auf antennenanpassung in videoempfängern - Google Patents

Verbesserungen der oder in bezug auf antennenanpassung in videoempfängern

Info

Publication number
DE602005021655D1
DE602005021655D1 DE602005021655T DE602005021655T DE602005021655D1 DE 602005021655 D1 DE602005021655 D1 DE 602005021655D1 DE 602005021655 T DE602005021655 T DE 602005021655T DE 602005021655 T DE602005021655 T DE 602005021655T DE 602005021655 D1 DE602005021655 D1 DE 602005021655D1
Authority
DE
Germany
Prior art keywords
antenna
matching
relation
antenna matching
receive
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.)
Active
Application number
DE602005021655T
Other languages
English (en)
Inventor
Peter J Massey
Kevin R Boyle
Didier Lohy
Eric Maurice
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.)
TDK Electronics AG
Original Assignee
Epcos AG
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 Epcos AG filed Critical Epcos AG
Publication of DE602005021655D1 publication Critical patent/DE602005021655D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/14—Automatic detuning arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Transceivers (AREA)
  • Radio Transmission System (AREA)
  • Burglar Alarm Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Support Of Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
DE602005021655T 2004-09-09 2005-09-08 Verbesserungen der oder in bezug auf antennenanpassung in videoempfängern Active DE602005021655D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04300585 2004-09-09
PCT/IB2005/052931 WO2006027752A1 (en) 2004-09-09 2005-09-08 Improvements in or relating to antenna matching in video receivers

Publications (1)

Publication Number Publication Date
DE602005021655D1 true DE602005021655D1 (de) 2010-07-15

Family

ID=35241246

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005021655T Active DE602005021655D1 (de) 2004-09-09 2005-09-08 Verbesserungen der oder in bezug auf antennenanpassung in videoempfängern

Country Status (9)

Country Link
US (1) US8098210B2 (de)
EP (1) EP1792407B1 (de)
JP (1) JP4813489B2 (de)
KR (1) KR101170580B1 (de)
CN (1) CN101015129A (de)
AT (1) ATE470271T1 (de)
DE (1) DE602005021655D1 (de)
DK (1) DK1792407T3 (de)
WO (1) WO2006027752A1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8744384B2 (en) 2000-07-20 2014-06-03 Blackberry Limited Tunable microwave devices with auto-adjusting matching circuit
US9406444B2 (en) 2005-11-14 2016-08-02 Blackberry Limited Thin film capacitors
US7711337B2 (en) 2006-01-14 2010-05-04 Paratek Microwave, Inc. Adaptive impedance matching module (AIMM) control architectures
US7714676B2 (en) 2006-11-08 2010-05-11 Paratek Microwave, Inc. Adaptive impedance matching apparatus, system and method
US7535312B2 (en) 2006-11-08 2009-05-19 Paratek Microwave, Inc. Adaptive impedance matching apparatus, system and method with improved dynamic range
US7917104B2 (en) 2007-04-23 2011-03-29 Paratek Microwave, Inc. Techniques for improved adaptive impedance matching
US7991363B2 (en) 2007-11-14 2011-08-02 Paratek Microwave, Inc. Tuning matching circuits for transmitter and receiver bands as a function of transmitter metrics
US8072285B2 (en) 2008-09-24 2011-12-06 Paratek Microwave, Inc. Methods for tuning an adaptive impedance matching network with a look-up table
DE102009018648B4 (de) * 2009-04-23 2018-11-29 Snaptrack, Inc. Frontendmodul mit Antennentuner
US9026062B2 (en) 2009-10-10 2015-05-05 Blackberry Limited Method and apparatus for managing operations of a communication device
US8774743B2 (en) * 2009-10-14 2014-07-08 Blackberry Limited Dynamic real-time calibration for antenna matching in a radio frequency receiver system
US8803631B2 (en) 2010-03-22 2014-08-12 Blackberry Limited Method and apparatus for adapting a variable impedance network
US8860526B2 (en) 2010-04-20 2014-10-14 Blackberry Limited Method and apparatus for managing interference in a communication device
US9379454B2 (en) * 2010-11-08 2016-06-28 Blackberry Limited Method and apparatus for tuning antennas in a communication device
US8712340B2 (en) 2011-02-18 2014-04-29 Blackberry Limited Method and apparatus for radio antenna frequency tuning
US8655286B2 (en) 2011-02-25 2014-02-18 Blackberry Limited Method and apparatus for tuning a communication device
US8938026B2 (en) * 2011-03-22 2015-01-20 Intel IP Corporation System and method for tuning an antenna in a wireless communication device
US8594584B2 (en) 2011-05-16 2013-11-26 Blackberry Limited Method and apparatus for tuning a communication device
US9769826B2 (en) 2011-08-05 2017-09-19 Blackberry Limited Method and apparatus for band tuning in a communication device
WO2013074063A1 (en) 2011-11-14 2013-05-23 Research In Motion Limited Perturbation-based dynamic measurement of antenna impedance in real-time
US9126055B2 (en) * 2012-04-20 2015-09-08 Cardiac Science Corporation AED faster time to shock method and device
US8948889B2 (en) 2012-06-01 2015-02-03 Blackberry Limited Methods and apparatus for tuning circuit components of a communication device
US9853363B2 (en) 2012-07-06 2017-12-26 Blackberry Limited Methods and apparatus to control mutual coupling between antennas
US9246223B2 (en) 2012-07-17 2016-01-26 Blackberry Limited Antenna tuning for multiband operation
US9350405B2 (en) 2012-07-19 2016-05-24 Blackberry Limited Method and apparatus for antenna tuning and power consumption management in a communication device
US9413066B2 (en) 2012-07-19 2016-08-09 Blackberry Limited Method and apparatus for beam forming and antenna tuning in a communication device
US9362891B2 (en) 2012-07-26 2016-06-07 Blackberry Limited Methods and apparatus for tuning a communication device
US9077426B2 (en) 2012-10-31 2015-07-07 Blackberry Limited Adaptive antenna matching via a transceiver-based perturbation technique
US10404295B2 (en) 2012-12-21 2019-09-03 Blackberry Limited Method and apparatus for adjusting the timing of radio antenna tuning
US9374113B2 (en) 2012-12-21 2016-06-21 Blackberry Limited Method and apparatus for adjusting the timing of radio antenna tuning
JP6361091B2 (ja) * 2013-05-29 2018-07-25 富士通株式会社 携帯端末装置及び制御方法
US9438319B2 (en) 2014-12-16 2016-09-06 Blackberry Limited Method and apparatus for antenna selection

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW234229B (de) * 1992-10-26 1994-11-11 Philips Electronics Nv
EP0595406A1 (de) 1992-10-26 1994-05-04 Koninklijke Philips Electronics N.V. Funkgerät mit Signalkompression
JPH09331206A (ja) * 1996-06-12 1997-12-22 Saitama Nippon Denki Kk Ｔｄｍａ方式用携帯電話機のアンテナ整合部
JP2001060841A (ja) * 1999-08-24 2001-03-06 Sony Corp アンテナ装置、そのインピーダンス整合回路の回路定数調整方法およびそれらを使用した携帯通信機
CN1251502C (zh) 1999-08-27 2006-04-12 诺基亚有限公司 用于数字视频广播的移动多媒体终端
JP2003528533A (ja) 2000-03-22 2003-09-24 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 移動無線通信装置及びその基地局並びにアンテナ選択方法
FR2815200B1 (fr) 2000-10-09 2003-02-07 Cit Alcatel Dispositif et procede de controle et de commande de la puissance du signal d'un terminal de radiocommunications
US6845126B2 (en) 2001-01-26 2005-01-18 Telefonaktiebolaget L.M. Ericsson (Publ) System and method for adaptive antenna impedance matching
US6961368B2 (en) 2001-01-26 2005-11-01 Ericsson Inc. Adaptive antenna optimization network
JP3747010B2 (ja) 2002-04-16 2006-02-22 埼玉日本電気株式会社 携帯無線機
JP4048841B2 (ja) 2002-06-05 2008-02-20 日本電気株式会社 可変型アンテナ整合回路
DE602004010102T2 (de) * 2003-03-25 2008-10-09 Matsushita Electric Industrial Co., Ltd., Kadoma Multimodusempfänger mit time-shared signalverarbeitung
JP3931163B2 (ja) * 2003-08-14 2007-06-13 松下電器産業株式会社 アンテナ整合装置
US7747226B2 (en) * 2004-04-13 2010-06-29 Sony Ericsson Mobile Communications Ab Portable electronic devices including multi-mode matching circuits and methods of operating the same
JP4637502B2 (ja) * 2004-04-30 2011-02-23 京セラ株式会社 無線通信端末およびアンテナ切替制御方法
US20050245204A1 (en) * 2004-05-03 2005-11-03 Vance Scott L Impedance matching circuit for a mobile communication device
US7157952B2 (en) * 2004-08-20 2007-01-02 L-3 Integrated Systems Company Systems and methods for implementing delay line circuitry
US7132989B1 (en) * 2005-05-04 2006-11-07 Kyocera Wireless Corp. Apparatus, system, and method for adjusting antenna characteristics using tunable parasitic elements

Also Published As

Publication number Publication date
US20080055168A1 (en) 2008-03-06
KR20070051884A (ko) 2007-05-18
WO2006027752A1 (en) 2006-03-16
ATE470271T1 (de) 2010-06-15
US8098210B2 (en) 2012-01-17
EP1792407A1 (de) 2007-06-06
CN101015129A (zh) 2007-08-08
JP4813489B2 (ja) 2011-11-09
EP1792407B1 (de) 2010-06-02
JP2008512925A (ja) 2008-04-24
KR101170580B1 (ko) 2012-08-01
DK1792407T3 (da) 2010-08-02

Similar Documents

Publication Publication Date Title
DE602005021655D1 (de) Verbesserungen der oder in bezug auf antennenanpassung in videoempfängern
WO2004084447A3 (en) Multi-antenna communication systems utilizing rf-based and baseband signal weighting and combining
WO2006026015A3 (en) Land-based transmitter position determination
ATE230178T1 (de) Funkfrequenzempfängerschaltung
WO1999018683A3 (en) Received signal strength determination methods and systems
WO2006020169A3 (en) Non-simultaneous frequency diversity in radio communication systems
CA2386477A1 (en) Feedback compensation detector for a direct conversion transmitter
ATE512483T1 (de) Antennen-sender-empfänger-system
FI980807A0 (fi) Beraekningsfoerfarande och radiosystem
EP2073393A3 (de) Sender-Empfänger
US20180048054A1 (en) Mobile terminal and method for balancing radiation
CA2303459A1 (en) Transmitter-receiver for use in broadband wireless access communications systems
AU6002100A (en) Testing response of a radio transceiver
WO2011095796A3 (en) Antenna diversity apparatus
WO2006134329A3 (en) Underwater remote sensing
SE9904335D0 (sv) Making measurements on parallel frequencies in a radio communications device
EP1757216A4 (de) Sender; empfänger und sende-empfangssystem
GB0225204D0 (en) GPS receiver
DE502005010819D1 (de) Antennendiversity-einrichtung
ATE350673T1 (de) Einrichtung zur überwachung eines bereichs
SE9800828D0 (sv) Testing device and method
DE602007012902D1 (de) Verfahren zur Überprüfung eines Sende-/Empfangsgerätes
WO2004053927A3 (en) Simultaneous bidirectional differential signalling interface
SE0104307D0 (sv) Lokaliseringsenhet
KR101737486B1 (ko) 서로 다른 신호를 이용하는 차동 레이더 시스템