BRPI0412738A - método e sistema para detectar sinais fracos ou inválidos nos fluxos de dados - Google Patents

método e sistema para detectar sinais fracos ou inválidos nos fluxos de dados

Info

Publication number
BRPI0412738A
BRPI0412738A BRPI0412738-2A BRPI0412738A BRPI0412738A BR PI0412738 A BRPI0412738 A BR PI0412738A BR PI0412738 A BRPI0412738 A BR PI0412738A BR PI0412738 A BRPI0412738 A BR PI0412738A
Authority
BR
Brazil
Prior art keywords
detected
invalid signals
data streams
detecting weak
valid
Prior art date
Application number
BRPI0412738-2A
Other languages
English (en)
Portuguese (pt)
Inventor
Janghwan Lee
Charles William Worrell
Original Assignee
Thomson Licensing
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 filed Critical Thomson Licensing
Publication of BRPI0412738A publication Critical patent/BRPI0412738A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/783—Adaptations for reproducing at a rate different from the recording rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/004—Diagnosis, testing or measuring for television systems or their details for digital television systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Image Analysis (AREA)
  • Communication Control (AREA)
BRPI0412738-2A 2003-07-21 2004-03-25 método e sistema para detectar sinais fracos ou inválidos nos fluxos de dados BRPI0412738A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48890803P 2003-07-21 2003-07-21
PCT/US2004/009176 WO2005018230A1 (en) 2003-07-21 2004-03-25 Method and system for detecting weak or invalid signals in data streams

Publications (1)

Publication Number Publication Date
BRPI0412738A true BRPI0412738A (pt) 2006-09-26

Family

ID=34193079

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0412738-2A BRPI0412738A (pt) 2003-07-21 2004-03-25 método e sistema para detectar sinais fracos ou inválidos nos fluxos de dados

Country Status (9)

Country Link
US (1) US7783155B2 (https=)
EP (1) EP1647139B1 (https=)
JP (1) JP4682134B2 (https=)
KR (1) KR101065139B1 (https=)
CN (2) CN1826802A (https=)
BR (1) BRPI0412738A (https=)
DE (1) DE602004009581T2 (https=)
MY (1) MY141913A (https=)
WO (1) WO2005018230A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4358081B2 (ja) * 2004-03-31 2009-11-04 パナソニック株式会社 映像記録装置
EP1729529A1 (en) * 2005-06-02 2006-12-06 BRITISH TELECOMMUNICATIONS public limited company Video signal loss detection
CN100458864C (zh) * 2006-04-14 2009-02-04 天津大学 提高微弱信号采集精度的方法与电路
WO2009028012A1 (en) * 2007-08-29 2009-03-05 Thomson Licensing Method for generating video data for trick play
CN102213603B (zh) * 2011-04-13 2013-10-16 北京航空航天大学 一种基于单片机的低频微弱信号检测仪
CN107820076B (zh) * 2017-12-01 2020-11-24 珠海亿智电子科技有限公司 一种模拟视频输入端口信号检测电路及方法
KR20240049567A (ko) * 2021-09-08 2024-04-16 엘지전자 주식회사 무선 전력 전송 시스템에서 불법 패킷의 처리 및 유효성 검증에 대한 방법 및 장치

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5565921A (en) * 1993-03-16 1996-10-15 Olympus Optical Co., Ltd. Motion-adaptive image signal processing system
US5621772A (en) * 1995-01-20 1997-04-15 Lsi Logic Corporation Hysteretic synchronization system for MPEG audio frame decoder
EP1148727A1 (en) * 2000-04-05 2001-10-24 THOMSON multimedia Method and device for decoding a digital video stream in a digital video system using dummy header insertion
EP1148729B1 (en) * 2000-04-05 2014-03-05 THOMSON multimedia Method and device for decoding a digital video stream in a digital video system using dummy header insertion
US6844943B2 (en) 2000-11-29 2005-01-18 Thomson Licensing Sa Method and apparatus for video recording from previous recorded video
US6931071B2 (en) * 2001-08-31 2005-08-16 Stmicroelectronics, Inc. Apparatus and method for synchronizing video and audio MPEG streams in a video playback device

Also Published As

Publication number Publication date
DE602004009581T2 (de) 2008-07-24
CN1826802A (zh) 2006-08-30
CN101815228A (zh) 2010-08-25
EP1647139A1 (en) 2006-04-19
US20060233244A1 (en) 2006-10-19
JP2006528866A (ja) 2006-12-21
US7783155B2 (en) 2010-08-24
WO2005018230A1 (en) 2005-02-24
DE602004009581D1 (de) 2007-11-29
MY141913A (en) 2010-07-30
KR101065139B1 (ko) 2011-09-16
KR20060030117A (ko) 2006-04-07
EP1647139B1 (en) 2007-10-17
JP4682134B2 (ja) 2011-05-11

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Legal Events

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B08L Patent application lapsed because of non payment of annual fee [chapter 8.12 patent gazette]

Free format text: REFERENTE AO NAO RECOLHIMENTO DAS 9A E 10A ANUIDADES.

B08I Application fees: publication cancelled [chapter 8.9 patent gazette]

Free format text: ANULADA A PUBLICACAO CODIGO 8.12 NA RPI NO 2259 DE 22/04/2014 POR TER SIDO INDEVIDA.

B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 9A, 10A, 11A, 12A, 13A, 14A, 15A E 16A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2602 DE 17-11-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.