IT1236975B - Metodo ed apparecchiatura per la riduzione del rumore di tipo impulsivo nei ricevitori video digitali - Google Patents

Metodo ed apparecchiatura per la riduzione del rumore di tipo impulsivo nei ricevitori video digitali

Info

Publication number
IT1236975B
IT1236975B IT02283589A IT2283589A IT1236975B IT 1236975 B IT1236975 B IT 1236975B IT 02283589 A IT02283589 A IT 02283589A IT 2283589 A IT2283589 A IT 2283589A IT 1236975 B IT1236975 B IT 1236975B
Authority
IT
Italy
Prior art keywords
equipment
noise reduction
digital video
impulsive noise
video receivers
Prior art date
Application number
IT02283589A
Other languages
English (en)
Other versions
IT8922835A0 (it
IT8922835A1 (it
Inventor
Alessandro Cremonesi
Gianguido Rizzotto
Original Assignee
Sgs Thomson Microelectronics
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 Sgs Thomson Microelectronics filed Critical Sgs Thomson Microelectronics
Priority to IT02283589A priority Critical patent/IT1236975B/it
Publication of IT8922835A0 publication Critical patent/IT8922835A0/it
Priority to EP90123964A priority patent/EP0433866B1/en
Priority to DE69019696T priority patent/DE69019696T2/de
Priority to US07/630,511 priority patent/US5196935A/en
Priority to JP2413019A priority patent/JPH04211579A/ja
Publication of IT8922835A1 publication Critical patent/IT8922835A1/it
Application granted granted Critical
Publication of IT1236975B publication Critical patent/IT1236975B/it

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
    • H04N5/213—Circuitry for suppressing or minimising impulsive noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
  • Noise Elimination (AREA)
IT02283589A 1989-12-22 1989-12-22 Metodo ed apparecchiatura per la riduzione del rumore di tipo impulsivo nei ricevitori video digitali IT1236975B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT02283589A IT1236975B (it) 1989-12-22 1989-12-22 Metodo ed apparecchiatura per la riduzione del rumore di tipo impulsivo nei ricevitori video digitali
EP90123964A EP0433866B1 (en) 1989-12-22 1990-12-12 Method and an apparatus for reducing noise of the pulsive type in digital video receiver sets
DE69019696T DE69019696T2 (de) 1989-12-22 1990-12-12 Verfahren und Apparat zur Verminderung von Rauschimpulsen in digitalen Fernsehempfängern.
US07/630,511 US5196935A (en) 1989-12-22 1990-12-20 Method and an apparatus for reducing noise of the pulsive type in digital video receiver sets
JP2413019A JPH04211579A (ja) 1989-12-22 1990-12-25 デジタルビデオ受信器セットのパルス型のノイズを減少させるための方法および装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02283589A IT1236975B (it) 1989-12-22 1989-12-22 Metodo ed apparecchiatura per la riduzione del rumore di tipo impulsivo nei ricevitori video digitali

Publications (3)

Publication Number Publication Date
IT8922835A0 IT8922835A0 (it) 1989-12-22
IT8922835A1 IT8922835A1 (it) 1991-06-22
IT1236975B true IT1236975B (it) 1993-05-12

Family

ID=11200996

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02283589A IT1236975B (it) 1989-12-22 1989-12-22 Metodo ed apparecchiatura per la riduzione del rumore di tipo impulsivo nei ricevitori video digitali

Country Status (5)

Country Link
US (1) US5196935A (it)
EP (1) EP0433866B1 (it)
JP (1) JPH04211579A (it)
DE (1) DE69019696T2 (it)
IT (1) IT1236975B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5268760A (en) * 1991-06-07 1993-12-07 Clarion Co., Ltd. Motion adaptive impulse noise reduction circuit
GB9119183D0 (en) * 1991-09-07 1991-10-23 Mcdonald Brian Improvements in satellite transmission and receiving equipment
US5424783A (en) * 1993-02-10 1995-06-13 Wong; Yiu-Fai Clustering filter method for noise filtering, scale-space filtering and image processing
US5715335A (en) * 1993-12-02 1998-02-03 U.S. Philips Corporation Noise reduction
KR100230254B1 (ko) * 1996-04-17 1999-11-15 윤종용 잡음 감소 회로
JP2002262094A (ja) * 2001-02-27 2002-09-13 Konica Corp 画像処理方法及び画像処理装置
JP2007011926A (ja) * 2005-07-04 2007-01-18 Fujifilm Holdings Corp 画像処理方法および装置並びにプログラム
DE102007022463A1 (de) * 2007-05-09 2008-11-13 Takata-Petri Ag Messsystem

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573070A (en) * 1977-01-31 1986-02-25 Cooper J Carl Noise reduction system for video signals
DE3121599C2 (de) * 1981-05-30 1986-11-27 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Schaltungsanordnung zum Verdecken von Fehlern in einem digitalen Videosignal
US4368483A (en) * 1981-06-22 1983-01-11 Rca Corporation Video signal defect replacement circuitry
GB2120494B (en) * 1982-05-14 1985-10-16 Sony Corp Error concealment in digital television signals
US4517600A (en) * 1982-05-17 1985-05-14 Rca Corporation Error concealment system using dropout severity information for selection of concealment method
GB2164521B (en) * 1984-09-18 1988-02-03 Sony Corp Error concealment in digital television signals
JPH01236743A (ja) * 1988-03-17 1989-09-21 Hitachi Ltd 補間装置
NL8801441A (nl) * 1988-06-06 1990-01-02 Philips Nv Inrichting voor het reproduceren van gedigitaliseerde videobeelden.

Also Published As

Publication number Publication date
EP0433866A1 (en) 1991-06-26
IT8922835A0 (it) 1989-12-22
DE69019696T2 (de) 1995-09-21
DE69019696D1 (de) 1995-06-29
EP0433866B1 (en) 1995-05-24
JPH04211579A (ja) 1992-08-03
US5196935A (en) 1993-03-23
IT8922835A1 (it) 1991-06-22

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961227