FR2918235B1 - Filtre canal, notamment pour un recepteur de television numerique. - Google Patents

Filtre canal, notamment pour un recepteur de television numerique.

Info

Publication number
FR2918235B1
FR2918235B1 FR0756107A FR0756107A FR2918235B1 FR 2918235 B1 FR2918235 B1 FR 2918235B1 FR 0756107 A FR0756107 A FR 0756107A FR 0756107 A FR0756107 A FR 0756107A FR 2918235 B1 FR2918235 B1 FR 2918235B1
Authority
FR
France
Prior art keywords
television receiver
digital television
channel filter
filter
channel
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 - Fee Related
Application number
FR0756107A
Other languages
English (en)
Other versions
FR2918235A1 (fr
Inventor
Jean Luc Robert
Hine Tong Dominique Lo
Raafat Lababidi
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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
Priority to FR0756107A priority Critical patent/FR2918235B1/fr
Application filed by Thomson Licensing SAS filed Critical Thomson Licensing SAS
Priority to CN2008800223869A priority patent/CN101689842B/zh
Priority to KR1020097027121A priority patent/KR101517637B1/ko
Priority to PCT/EP2008/058040 priority patent/WO2009000841A1/fr
Priority to US12/452,311 priority patent/US8390745B2/en
Priority to JP2010513894A priority patent/JP5452482B2/ja
Priority to EP08774264.9A priority patent/EP2171843B1/fr
Publication of FR2918235A1 publication Critical patent/FR2918235A1/fr
Application granted granted Critical
Publication of FR2918235B1 publication Critical patent/FR2918235B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H5/00—One-port networks comprising only passive electrical elements as network components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • 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
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03114—Arrangements for removing intersymbol interference operating in the time domain non-adaptive, i.e. not adjustable, manually adjustable, or adjustable only during the reception of special signals
    • H04L25/03133—Arrangements for removing intersymbol interference operating in the time domain non-adaptive, i.e. not adjustable, manually adjustable, or adjustable only during the reception of special signals with a non-recursive structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
FR0756107A 2007-06-28 2007-06-28 Filtre canal, notamment pour un recepteur de television numerique. Expired - Fee Related FR2918235B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR0756107A FR2918235B1 (fr) 2007-06-28 2007-06-28 Filtre canal, notamment pour un recepteur de television numerique.
KR1020097027121A KR101517637B1 (ko) 2007-06-28 2008-06-24 특히 디지털 텔레비전 수신기를 위한 채널 필터
PCT/EP2008/058040 WO2009000841A1 (fr) 2007-06-28 2008-06-24 Filtre de canal spécialement conçu pour un récepteur de télévision numérique
US12/452,311 US8390745B2 (en) 2007-06-28 2008-06-24 Channel filter, in particular for a digital television receiver
CN2008800223869A CN101689842B (zh) 2007-06-28 2008-06-24 信道滤波器，具体地用于数字电视接收机的信道滤波器
JP2010513894A JP5452482B2 (ja) 2007-06-28 2008-06-24 特にデジタル・テレビジョン受信機用のチャネル・フィルタ
EP08774264.9A EP2171843B1 (fr) 2007-06-28 2008-06-24 Filtre de canal spécialement conçu pour un récepteur de télévision numérique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0756107A FR2918235B1 (fr) 2007-06-28 2007-06-28 Filtre canal, notamment pour un recepteur de television numerique.

Publications (2)

Publication Number Publication Date
FR2918235A1 FR2918235A1 (fr) 2009-01-02
FR2918235B1 true FR2918235B1 (fr) 2009-10-02

Family

ID=39047917

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0756107A Expired - Fee Related FR2918235B1 (fr) 2007-06-28 2007-06-28 Filtre canal, notamment pour un recepteur de television numerique.

Country Status (7)

Country Link
US (1) US8390745B2 (fr)
EP (1) EP2171843B1 (fr)
JP (1) JP5452482B2 (fr)
KR (1) KR101517637B1 (fr)
CN (1) CN101689842B (fr)
FR (1) FR2918235B1 (fr)
WO (1) WO2009000841A1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6214673B2 (ja) 2012-12-11 2017-10-18 ユニバーシティ オブ サザン カリフォルニア 送受切換え器および共存している無線通信システムのための受動リーク消去回路網
CN105814737B (zh) 2013-12-10 2019-06-04 南加利福尼亚大学 增强混合式抵消网络和双工器中的隔离和阻抗匹配
WO2015123668A1 (fr) 2014-02-14 2015-08-20 University Of Southern California Annulation à base d'hybrides en présence d'une désadaptation d'antenne
WO2015123586A1 (fr) 2014-02-14 2015-08-20 University Of Southern California Filtres de réflexion et de réflexion hybride
CN106031076B (zh) * 2014-02-19 2020-03-06 南加利福尼亚大学 基于微型声谐振器的滤波器和双工器
US9762416B2 (en) 2015-09-08 2017-09-12 Abtum Inc. Reflection coefficient reader
US9912326B2 (en) 2015-09-08 2018-03-06 Abtum Inc. Method for tuning feed-forward canceller
US10581650B2 (en) 2015-09-08 2020-03-03 Qorvo Us, Inc. Enhancing isolation in radio frequency multiplexers
US9866201B2 (en) 2015-09-08 2018-01-09 Abtum Inc. All-acoustic duplexers using directional couplers
US9755668B2 (en) 2015-09-30 2017-09-05 Abtum Inc. Radio frequency complex reflection coefficient reader
US10038458B2 (en) 2015-10-06 2018-07-31 Abtum Inc. Reflection-based radio-frequency multiplexers
KR102527018B1 (ko) 2015-10-12 2023-04-27 압툼 인크. 하이브리드 커플러 기반 무선 주파수 멀티플렉서
KR102419926B1 (ko) 2016-09-21 2022-07-11 코르보 유에스, 인크. 하이브리드 기반 무선 주파수 듀플렉서 및 멀티플렉서의 향상된 아이솔레이션
US10097153B1 (en) 2017-03-10 2018-10-09 The United States Of America As Represented By Secretary Of The Navy Bridge-T reflectionless bandstop filter
US10522889B2 (en) 2018-04-09 2019-12-31 United States Of America As Represented By Secretary Of The Navy Tunable passive enhance Q microwave notch filter
CN112134583B (zh) * 2020-09-15 2021-06-22 上海鸿晔电子科技股份有限公司 一种跳频多工器和接收机

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3600711A (en) * 1969-08-13 1971-08-17 Varian Associates Coaxial filter having harmonic reflective and absorptive means
US3611214A (en) * 1969-08-18 1971-10-05 Varian Associates Waveguide reflective harmonic filter
US3611711A (en) 1969-11-06 1971-10-12 Trw Inc Turbocharger control
US3755761A (en) * 1971-12-30 1973-08-28 Texas Instruments Inc Surface wave transversal frequency filter
US4207547A (en) * 1978-11-01 1980-06-10 The United States Of America As Represented By The Secretary Of The Air Force Reflection mode notch filter
JPH0677378U (ja) * 1993-03-31 1994-10-28 株式会社東芝 衛星放送受信装置
JPH07303019A (ja) * 1994-05-10 1995-11-14 Sony Corp バンドパスフィルタ及び復調回路
IT1272846B (it) * 1994-11-25 1997-06-30 Pirelli Cavi Spa "sistema e metodo di telecomunicazione a multiplazione di lunghezza d'onda, con separazione controllata dei canali in uscita e per la determinazione del rapporto segnale/rumore ottico"
US5933770A (en) * 1995-11-27 1999-08-03 Lucent Technologies Inc. Low distortion tuner-receiver with bridge-type diplexer
US6448872B2 (en) * 1996-03-23 2002-09-10 Filtronic Plc Reflection-mode filter and method with a constant loss off-set
US6212172B1 (en) * 1998-05-08 2001-04-03 Omnipoint Corporation Filtering method to allow FDD and TDD operation in PCS transreceivers
GB9818400D0 (en) * 1998-08-25 1998-10-21 Philips Electronics Nv Low if reciever
US6445735B1 (en) * 1999-02-08 2002-09-03 Visteon Global Technologies, Inc. Switched bandwidth digital filters with reduced transients during switching
IL129031A (en) * 1999-03-17 2003-02-12 Handelman Doron Network control system for optical communication networks
US6483618B2 (en) * 1999-11-30 2002-11-19 Corning Incorporated Narrow band wavelength division demultiplexer and method of demultiplexing optical signals
US6684065B2 (en) * 1999-12-20 2004-01-27 Broadcom Corporation Variable gain amplifier for low voltage applications
US6933986B2 (en) * 2000-04-07 2005-08-23 Harris Corporation Sharply tuned bandpass filter
US6847662B2 (en) * 2002-03-25 2005-01-25 Fujitsu Limited Wavelength-selectable laser capable of high-speed frequency control
US7035484B2 (en) * 2002-04-12 2006-04-25 Xtellus, Inc. Tunable optical filter
JP2005159668A (ja) * 2003-11-25 2005-06-16 Nippon Hoso Kyokai <Nhk> チャンネル専用受信増幅器及びｃａｔｖシステム
US7257142B2 (en) * 2004-03-29 2007-08-14 Intel Corporation Semi-integrated designs for external cavity tunable lasers
US7323955B2 (en) * 2005-06-06 2008-01-29 The United States Of America As Represented By The Secretary Of The Navy Narrow-band absorptive bandstop filter with multiple signal paths
EP1962422B1 (fr) * 2005-12-08 2009-09-16 Mitsubishi Electric Corporation Filtre passe-bande
US8013690B2 (en) * 2008-05-22 2011-09-06 TeraSys Technologies LLC Electronically tunable, absorptive, low-loss notch filter
US8306103B2 (en) * 2009-12-07 2012-11-06 Csr Technology Inc. Systems and methods providing in-phase and quadrature equalization

Also Published As

Publication number Publication date
WO2009000841A1 (fr) 2008-12-31
US8390745B2 (en) 2013-03-05
EP2171843B1 (fr) 2014-11-12
FR2918235A1 (fr) 2009-01-02
JP5452482B2 (ja) 2014-03-26
KR101517637B1 (ko) 2015-05-04
KR20100037050A (ko) 2010-04-08
US20100134700A1 (en) 2010-06-03
JP2010531598A (ja) 2010-09-24
CN101689842A (zh) 2010-03-31
EP2171843A1 (fr) 2010-04-07
CN101689842B (zh) 2012-12-12

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100226