BR9505266A - Aparelho em um sistema para recebimento de um sinal representativo de informações de video digitais - Google Patents

Aparelho em um sistema para recebimento de um sinal representativo de informações de video digitais

Info

Publication number
BR9505266A
BR9505266A BR9505266A BR9505266A BR9505266A BR 9505266 A BR9505266 A BR 9505266A BR 9505266 A BR9505266 A BR 9505266A BR 9505266 A BR9505266 A BR 9505266A BR 9505266 A BR9505266 A BR 9505266A
Authority
BR
Brazil
Prior art keywords
receiving
digital video
video information
signal representative
representative
Prior art date
Application number
BR9505266A
Other languages
English (en)
Inventor
Christopher Hugh Strolle
Steven Todd Jaffe
Original Assignee
Thomson Multimedia 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 Multimedia Sa filed Critical Thomson Multimedia Sa
Publication of BR9505266A publication Critical patent/BR9505266A/pt

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • 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
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
    • 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
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
    • H04L25/0307—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure using blind adaptation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Picture Signal Circuits (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Television Systems (AREA)
  • Processing Of Color Television Signals (AREA)
BR9505266A 1994-11-25 1995-11-22 Aparelho em um sistema para recebimento de um sinal representativo de informações de video digitais BR9505266A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/345,031 US5550596A (en) 1994-11-25 1994-11-25 Digital television signal processing system including a co-channel rejection filter

Publications (1)

Publication Number Publication Date
BR9505266A true BR9505266A (pt) 1997-09-16

Family

ID=23353170

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9505266A BR9505266A (pt) 1994-11-25 1995-11-22 Aparelho em um sistema para recebimento de um sinal representativo de informações de video digitais

Country Status (11)

Country Link
US (1) US5550596A (pt)
EP (1) EP0714201B1 (pt)
JP (1) JP4020334B2 (pt)
KR (1) KR100385030B1 (pt)
CN (1) CN1110942C (pt)
BR (1) BR9505266A (pt)
CA (1) CA2161994C (pt)
DE (1) DE69520549T2 (pt)
MY (1) MY113410A (pt)
SG (1) SG40050A1 (pt)
TW (1) TW368784B (pt)

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US5642382A (en) * 1995-03-01 1997-06-24 Hitachi America, Ltd. Fir filters with multiplexed inputs suitable for use in reconfigurable adaptive equalizers
US5648822A (en) * 1995-05-19 1997-07-15 Philips Electronics North America Corporation Method and apparatus for combating co-channel NTSC interference using a variable-comb filter for digital TV transmission
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US5986720A (en) * 1996-05-09 1999-11-16 Matsushita Electric Industrial Co., Ltd. Mobile television receiver
US5712873A (en) * 1996-06-04 1998-01-27 Thomson Consumer Electronics, Inc. Multi-mode equalizer in a digital video signal processing system
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US5956346A (en) * 1996-10-22 1999-09-21 Hybrid Networks, Inc. Broadband communication system using TV channel roll-off spectrum
US6005640A (en) * 1996-09-27 1999-12-21 Sarnoff Corporation Multiple modulation format television signal receiver system
US6177951B1 (en) * 1996-12-18 2001-01-23 Philips Electronics North America Corporation Digital receiver which utilizes a rejection filter for cancellation of known co-channel interference and an equalizer for equalizing multipath channels without attempting to equalize the co-channel interference
US6633550B1 (en) * 1997-02-20 2003-10-14 Telefonaktiebolaget Lm Ericsson (Publ) Radio transceiver on a chip
KR100219636B1 (ko) * 1997-03-25 1999-09-01 윤종용 레벨 변화를 일으키지 않는 ntsc 제거필터의 설계방법과 이를 채용한 수신기
US6047026A (en) * 1997-09-30 2000-04-04 Ohm Technologies International, Llc Method and apparatus for automatic equalization of very high frequency multilevel and baseband codes using a high speed analog decision feedback equalizer
AU9805498A (en) 1997-10-16 1999-05-03 Int Labs, Inc. Data transfer over wire or wireless medium
KR100682816B1 (ko) * 1998-01-21 2007-02-15 소니 가부시끼 가이샤 정보 수신 장치 및 정보 수신 방법
KR100309098B1 (ko) * 1998-05-07 2001-11-15 윤종용 기준신호를갖는변복조방식디지털통신시스템수신장치에서의신호처리방법및장치와동일채널간섭신호제거를위한방법및장치
US6377312B1 (en) * 1998-08-24 2002-04-23 Samsung Electronics Co., Ltd. Adaptive fractionally spaced equalizer for received radio transmissions with digital content, such as DTV signals
US6441843B1 (en) * 1998-08-24 2002-08-27 Samsung Electronics Co., Ltd. Suppression of effects of co-channel NTSC interference artifacts upon digital TV receiver adaptive equalizer
US6226323B1 (en) 1998-11-03 2001-05-01 Broadcom Corporation Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
US6219088B1 (en) 1998-11-03 2001-04-17 Broadcom Corporation NTSC interference rejection filter
US6842495B1 (en) * 1998-11-03 2005-01-11 Broadcom Corporation Dual mode QAM/VSB receiver
US6438164B2 (en) * 1998-11-03 2002-08-20 Broadcom Corporation Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
US6775334B1 (en) * 1998-11-03 2004-08-10 Broadcom Corporation Equalization and decision-directed loops with trellis demodulation in high definition TV
EP1127424B1 (en) 1998-11-03 2004-09-29 Broadcom Corporation Dual mode qam/vsb receiver
US6219379B1 (en) * 1998-11-17 2001-04-17 Philips Electronics North America Corporation VSB receiver with complex equalization for improved multipath performance
KR100275708B1 (ko) * 1998-12-31 2000-12-15 윤종용 아날로그 방송의 채널 간섭을 개선한 디지털방송 신호 처리 장치 및 방법
US6526093B1 (en) 1999-03-04 2003-02-25 Mitsubishi Electric Research Laboratories, Inc Method and apparatus for equalizing a digital signal received via multiple transmission paths
JP2000269865A (ja) * 1999-03-17 2000-09-29 Pioneer Electronic Corp ディジタル信号受信システムにおける信号処理回路
US6636571B1 (en) * 1999-12-20 2003-10-21 Texas Instruments Incorporated Automatic frequency control system with improved argument approximation
US6683913B1 (en) 1999-12-30 2004-01-27 Tioga Technologies Inc. Narrowband noise canceller
US6778599B1 (en) 2000-03-09 2004-08-17 Tioga Technologies Digital transceiver with multi-rate processing
US6879630B2 (en) * 2000-03-30 2005-04-12 Hitachi Kokusai Electric Inc. Automatic equalization circuit and receiver circuit using the same
FI112306B (fi) * 2000-12-05 2003-11-14 Tellabs Oy Menetelmä ja laitteisto QAM- tai CAP-moduloidun modeemiyhteyden vastaanotinsynkronoinnin laadun parantamiseksi
DE10131224C1 (de) * 2001-06-28 2002-12-05 St Microelectronics Gmbh Elektrischer Filter mit Sperrverhalten für eine vorbestimmmte Sperrfrequenz
US20030165208A1 (en) * 2002-03-04 2003-09-04 Andrew Carter Non-linear decision feedback phase locked loop filter
AU2003213704A1 (en) * 2002-03-19 2003-10-08 Thomson Licensing S.A. Slicing algorithm for multi-level modulation equalizing schemes
US7391834B2 (en) * 2002-10-01 2008-06-24 Intel Corporation Pulse amplitude modulated system with reduced intersymbol interference
US7372919B1 (en) 2003-04-10 2008-05-13 Marvell International Ltd. Space-time block decoder for a wireless communications system
KR20040096319A (ko) * 2003-05-09 2004-11-16 삼성전자주식회사 특성이 다른 신호의 간섭을 제거하기 위한 장치 및 그의제거방법
JP4550502B2 (ja) * 2003-07-16 2010-09-22 三星電子株式会社 並列構造のｎｔｓｃ除去フィルタ及びフィルタリング方法
US7995648B2 (en) * 2004-04-09 2011-08-09 Trident Microsystems (Far East) Ltd. Advanced digital receiver
CA2560729A1 (en) * 2004-04-09 2005-10-27 Micronas Semiconductors, Inc. Apparatus for and method of developing equalized values from samples of a signal received from a channel
US7412209B2 (en) * 2004-04-12 2008-08-12 The Directv Group, Inc. Shifted channel characteristics for mitigating co-channel interference
US8213553B2 (en) * 2004-04-12 2012-07-03 The Directv Group, Inc. Method and apparatus for identifying co-channel interference
US7672285B2 (en) 2004-06-28 2010-03-02 Dtvg Licensing, Inc. Method and apparatus for minimizing co-channel interference by scrambling
US8320442B2 (en) * 2004-05-14 2012-11-27 Zenith Electronics Llc Channel impulse response estimating decision feedback equalizer
WO2006020950A1 (en) * 2004-08-12 2006-02-23 Micronas Semiconductors, Inc. Automatic gain control unit of a receiver
US7649962B2 (en) 2004-09-09 2010-01-19 Panasonic Corporation Phase error correction circuit
US7554609B2 (en) * 2005-01-27 2009-06-30 Realtek Semiconductor Corp. Method and apparatus for detecting and rejecting NTSC Interference in ATSC system
CN100456039C (zh) * 2007-03-29 2009-01-28 哈尔滨工程大学 Cw脉冲的窄带跟踪滤波器及其跟踪滤波方法
US8036332B2 (en) 2007-03-30 2011-10-11 4472314 Canada Inc. Communication signal symbol timing error detection and recovery
US9282274B2 (en) * 2009-06-22 2016-03-08 Entropic Communications, Llc System and method for reducing intra-channel interference

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US5282019A (en) * 1988-10-03 1994-01-25 Carlo Basile Method and apparatus for the transmission and reception of a multicarrier digital television signal
US5134464A (en) * 1990-11-16 1992-07-28 North American Philips Corporation Method and apparatus for the transmission and reception of a multicarrier digital television signal
US5132797A (en) * 1990-10-19 1992-07-21 Zenith Electronics Corporation Co-channel interference filter for digital high definition television receiver
US5121203A (en) * 1990-10-19 1992-06-09 Zenith Electronics Corporation HDTV transmission system with reduced NTSC CO-channel interference
US5087975A (en) * 1990-11-09 1992-02-11 Zenith Electronics Corporation VSB HDTV transmission system with reduced NTSC co-channel interference
JP2762836B2 (ja) * 1992-04-09 1998-06-04 日本電気株式会社 干渉波除去装置
US5325188A (en) * 1992-05-14 1994-06-28 Hitachi America, Ltd. Apparatus for NTSC signal interference cancellation through the use of digital recursive notch filters
US5268761A (en) * 1992-08-19 1993-12-07 Rca Thomson Licensing Corporation Automatic gain control system for a high definition television signal receiver including an adaptive equalizer
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US5453797A (en) * 1993-02-22 1995-09-26 Massachusetts Institute Of Technology Method and apparatus for decoding broadcast digital HDTV in the presence of quasi-cyclostationary interference
US5386239A (en) * 1993-05-03 1995-01-31 Thomson Consumer Electronics, Inc. Multiple QAM digital television signal decoder

Also Published As

Publication number Publication date
JP4020334B2 (ja) 2007-12-12
EP0714201A2 (en) 1996-05-29
AU3904495A (en) 1996-05-30
TW368784B (en) 1999-09-01
MY113410A (en) 2002-02-28
KR100385030B1 (ko) 2003-12-11
SG40050A1 (en) 1997-06-14
DE69520549D1 (de) 2001-05-10
DE69520549T2 (de) 2001-07-12
AU690374B2 (en) 1998-04-23
CA2161994C (en) 2005-07-12
US5550596A (en) 1996-08-27
JPH08242394A (ja) 1996-09-17
EP0714201A3 (en) 1997-01-02
CA2161994A1 (en) 1996-05-26
EP0714201B1 (en) 2001-04-04
KR960020472A (ko) 1996-06-17
CN1110942C (zh) 2003-06-04
CN1134087A (zh) 1996-10-23

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Legal Events

Date Code Title Description
TE Change of address
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 22/11/1995, OBSERVADAS AS CONDICOES LEGAIS.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2258 DE 15/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 15A, 16A, 17A, 18A, 19A E 20A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.