FI924649A - Menetelmä videosignaalin kohinan vaimentamiseksi ja kohinan vaimennin - Google Patents

Menetelmä videosignaalin kohinan vaimentamiseksi ja kohinan vaimennin Download PDF

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Publication number
FI924649A
FI924649A FI924649A FI924649A FI924649A FI 924649 A FI924649 A FI 924649A FI 924649 A FI924649 A FI 924649A FI 924649 A FI924649 A FI 924649A FI 924649 A FI924649 A FI 924649A
Authority
FI
Finland
Prior art keywords
noise
attenuation
procedure
video signal
attenuator
Prior art date
Application number
FI924649A
Other languages
English (en)
Swedish (sv)
Other versions
FI92537C (fi
FI924649A0 (fi
FI92537B (fi
Inventor
Kai Oeistaemoe
Original Assignee
Salon Televisiotehdas Oy
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 Salon Televisiotehdas Oy filed Critical Salon Televisiotehdas Oy
Priority to FI924649A priority Critical patent/FI92537C/fi
Publication of FI924649A0 publication Critical patent/FI924649A0/fi
Priority to EP19930116134 priority patent/EP0592932A3/en
Publication of FI924649A publication Critical patent/FI924649A/fi
Application granted granted Critical
Publication of FI92537B publication Critical patent/FI92537B/fi
Publication of FI92537C publication Critical patent/FI92537C/fi

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
    • 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
    • H04N5/94—Signal drop-out compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Image Processing (AREA)
FI924649A 1992-10-14 1992-10-14 Menetelmä videosignaalin kohinan vaimentamiseksi ja kohinan vaimennin FI92537C (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI924649A FI92537C (fi) 1992-10-14 1992-10-14 Menetelmä videosignaalin kohinan vaimentamiseksi ja kohinan vaimennin
EP19930116134 EP0592932A3 (en) 1992-10-14 1993-10-06 Method for attenuating the noise of a video signal, and noise reduction.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI924649 1992-10-14
FI924649A FI92537C (fi) 1992-10-14 1992-10-14 Menetelmä videosignaalin kohinan vaimentamiseksi ja kohinan vaimennin

Publications (4)

Publication Number Publication Date
FI924649A0 FI924649A0 (fi) 1992-10-14
FI924649A true FI924649A (fi) 1994-04-15
FI92537B FI92537B (fi) 1994-08-15
FI92537C FI92537C (fi) 1994-11-25

Family

ID=8536043

Family Applications (1)

Application Number Title Priority Date Filing Date
FI924649A FI92537C (fi) 1992-10-14 1992-10-14 Menetelmä videosignaalin kohinan vaimentamiseksi ja kohinan vaimennin

Country Status (2)

Country Link
EP (1) EP0592932A3 (fi)
FI (1) FI92537C (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08506955A (ja) * 1993-12-17 1996-07-23 フィリップス エレクトロニクス ネムローゼ フェン ノートシャップ 再帰フィルタユニットを具えるフィルタ装置、フィルタ処理方法及びこのフィルタ装置を具える送信システム
US5585859A (en) * 1994-05-17 1996-12-17 The University Of British Columbia System for reducing beat type impairments in a TV signal
WO2003073750A1 (en) * 2002-02-28 2003-09-04 Koninklijke Philips Electronics N.V. Noise filtering in images
EP1653727A1 (en) * 2004-10-28 2006-05-03 Thomson Licensing Preventing picture jitter in a digitized video signal
TWI371970B (en) 2004-07-16 2012-09-01 Thomson Licensing Sa Preventing picture jitter in a digitized video signal
EP1617659A3 (en) * 2004-07-16 2010-11-03 Thomson Licensing Preventing picture jitter in a digitized video signal

Family Cites Families (3)

* 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
US4305091B2 (en) * 1977-01-31 1998-02-10 J Carl Cooper Electronics noise reducing apparatus and method
DE4031785C2 (de) * 1990-10-08 1996-07-04 Broadcast Television Syst Verfahren zur Reduktion von Rauschen in Videosignalen

Also Published As

Publication number Publication date
FI92537C (fi) 1994-11-25
FI924649A0 (fi) 1992-10-14
EP0592932A2 (en) 1994-04-20
EP0592932A3 (en) 1994-10-26
FI92537B (fi) 1994-08-15

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Legal Events

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