FR2469075B1 - Appareil a filtre numerique pour traiter un signal numerique, notamment de television, et procede de mise en oeuvre de cette appareil - Google Patents

Appareil a filtre numerique pour traiter un signal numerique, notamment de television, et procede de mise en oeuvre de cette appareil

Info

Publication number
FR2469075B1
FR2469075B1 FR8022767A FR8022767A FR2469075B1 FR 2469075 B1 FR2469075 B1 FR 2469075B1 FR 8022767 A FR8022767 A FR 8022767A FR 8022767 A FR8022767 A FR 8022767A FR 2469075 B1 FR2469075 B1 FR 2469075B1
Authority
FR
France
Prior art keywords
implementing
processing
same
filter apparatus
digital signal
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
Application number
FR8022767A
Other languages
English (en)
Other versions
FR2469075A1 (fr
Inventor
Bantval Yeshwant Kamath
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.)
Ampex Corp
Original Assignee
Ampex Corp
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 Ampex Corp filed Critical Ampex Corp
Publication of FR2469075A1 publication Critical patent/FR2469075A1/fr
Application granted granted Critical
Publication of FR2469075B1 publication Critical patent/FR2469075B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04N9/87—Regeneration of colour television signals
    • H04N9/88—Signal drop-out compensation
    • H04N9/882—Signal drop-out compensation the signal being a composite colour television signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/026—Averaging filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Processing Of Color Television Signals (AREA)
  • Image Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Picture Signal Circuits (AREA)
FR8022767A 1979-10-26 1980-10-24 Appareil a filtre numerique pour traiter un signal numerique, notamment de television, et procede de mise en oeuvre de cette appareil Expired FR2469075B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/088,719 US4251831A (en) 1979-10-26 1979-10-26 Filter and system incorporating the filter for processing discrete samples of composite signals

Publications (2)

Publication Number Publication Date
FR2469075A1 FR2469075A1 (fr) 1981-05-08
FR2469075B1 true FR2469075B1 (fr) 1985-12-13

Family

ID=22213045

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8022767A Expired FR2469075B1 (fr) 1979-10-26 1980-10-24 Appareil a filtre numerique pour traiter un signal numerique, notamment de television, et procede de mise en oeuvre de cette appareil

Country Status (7)

Country Link
US (1) US4251831A (fr)
JP (2) JPS5685927A (fr)
BE (1) BE885879A (fr)
CA (1) CA1155217A (fr)
DE (2) DE3050630C2 (fr)
FR (1) FR2469075B1 (fr)
NL (1) NL8005878A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4491862A (en) * 1982-06-15 1985-01-01 Itt Industries, Inc. Color-television receiver with at least one digital integrated circuit for processing the composite color signal
US4591925A (en) * 1983-04-06 1986-05-27 Ampex Corporation Encoded dropout compensator system
US4528598A (en) * 1983-04-08 1985-07-09 Ampex Corporation Chrominance inverting all-pass filter
KR890005240B1 (ko) * 1983-10-18 1989-12-18 마쯔시다덴기산교 가부시기가이샤 영상신호 처리장치
JPS6086985A (ja) * 1983-10-18 1985-05-16 Matsushita Electric Ind Co Ltd ドロツプアウト補償装置
DE3533699A1 (de) * 1985-09-21 1987-03-26 Bosch Gmbh Robert Verfahren zur kompensation von signalausfaellen
US4760470A (en) * 1985-09-27 1988-07-26 Ampex Corporation Multi-standard adaptive dropout compensator
JPH06105984B2 (ja) * 1985-12-17 1994-12-21 パイオニア株式会社 Ｙ−ｃ分離回路
DE3607928A1 (de) * 1986-03-11 1987-09-17 Thomson Brandt Gmbh Schaltung zur digitalen kompensation eines determinierten stoersignals
US4782904A (en) * 1986-11-07 1988-11-08 Ohaus Scale Corporation Electronic balance
FR2624992B1 (fr) * 1987-12-21 1990-04-06 Comp Generale Electricite Generateur de signal temporel periodique genre fractal
US5379077A (en) * 1991-12-12 1995-01-03 Brooktree Corporation System for and method of, operating upon NTSC and PAL signals
US6008859A (en) * 1996-07-31 1999-12-28 Sanyo Electric Co., Ltd. Image data processing apparatus
US5982408A (en) * 1997-04-10 1999-11-09 Lexmark International, Inc. Method and apparatus for HSYNC synchronization
DE10007783A1 (de) * 2000-02-21 2001-08-23 Rohde & Schwarz Verfahren und Anordnung zur Daten- und Taktrückgewinnung bei einem biphase-codierten Datensignal
US7298418B2 (en) * 2004-02-06 2007-11-20 Broadcom Corporation Method and system for processing in a non-line locked system
EP1686812A1 (fr) * 2005-01-28 2006-08-02 TTE Germany GmbH Procédé et transmetteur pour le traitement d'un signal video
US9530425B2 (en) 2005-02-23 2016-12-27 Vios Medical Singapore Pte. Ltd. Method and apparatus for signal decomposition, analysis, reconstruction and tracking
US7702502B2 (en) 2005-02-23 2010-04-20 Digital Intelligence, L.L.C. Apparatus for signal decomposition, analysis and reconstruction
US9036088B2 (en) * 2013-07-09 2015-05-19 Archibald Doty System and methods for increasing perceived signal strength based on persistence of perception
US9421375B2 (en) * 2013-10-28 2016-08-23 Biotronik Se & Co. Kg Sensing unit for a tissue stimulator
US11602311B2 (en) 2019-01-29 2023-03-14 Murata Vios, Inc. Pulse oximetry system
JP7443952B2 (ja) * 2020-06-19 2024-03-06 沖電気工業株式会社 信号処理装置、信号処理プログラム及び信号処理方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3463874A (en) * 1966-05-25 1969-08-26 Minnesota Mining & Mfg Dropout compensator for ntsc color television
GB1436757A (en) * 1973-09-11 1976-05-26 Quantel Ltd Drop out compensation system
DE2759871C2 (de) * 1976-10-29 1983-06-09 Ampex Corp., 94063 Redwood City, Calif. Digitale Anordnung zur Abtrennung und Verarbeitung des Chrominanzsignals aus einem zusammengesetzten Farbfernsehsignal
CA1083709A (fr) * 1976-11-15 1980-08-12 Thomas V. Bolger Compensateur pour defaillance du signal
US4075656A (en) * 1977-01-26 1978-02-21 Ampex Corporation Circuit for digitally encoding an analog television signal
US4143396A (en) * 1977-01-26 1979-03-06 Ampex Corporation Digital chrominance separating and processing system and method
DE2810697A1 (de) * 1978-03-11 1979-09-20 Bosch Gmbh Robert Verfahren zur trennung des farbartsignals vom leuchtdichtesignal bei farbfernsehsignalen mit quadraturmodulierten farbhilfstraegern

Also Published As

Publication number Publication date
DE3050630C2 (de) 1991-11-28
JPS5685927A (en) 1981-07-13
BE885879A (fr) 1981-02-16
JPH03263996A (ja) 1991-11-25
CA1155217A (fr) 1983-10-11
DE3040242C2 (de) 1983-06-01
DE3040242A1 (de) 1981-04-30
JPH0324118B2 (fr) 1991-04-02
US4251831A (en) 1981-02-17
NL8005878A (nl) 1981-04-28
FR2469075A1 (fr) 1981-05-08

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Legal Events

Date Code Title Description
ST Notification of lapse