FR2648658B3 - Procede et circuit pour le filtrage numerique de signaux video - Google Patents

Procede et circuit pour le filtrage numerique de signaux video

Info

Publication number
FR2648658B3
FR2648658B3 FR9002492A FR9002492A FR2648658B3 FR 2648658 B3 FR2648658 B3 FR 2648658B3 FR 9002492 A FR9002492 A FR 9002492A FR 9002492 A FR9002492 A FR 9002492A FR 2648658 B3 FR2648658 B3 FR 2648658B3
Authority
FR
France
Prior art keywords
circuit
video signals
digital filtering
filtering
digital
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 - Lifetime
Application number
FR9002492A
Other languages
English (en)
Other versions
FR2648658A1 (fr
Inventor
Frank Jung
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.)
Philips GmbH
Original Assignee
BTS Broadcast Television Systems GmbH
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 BTS Broadcast Television Systems GmbH filed Critical BTS Broadcast Television Systems GmbH
Publication of FR2648658A1 publication Critical patent/FR2648658A1/fr
Application granted granted Critical
Publication of FR2648658B3 publication Critical patent/FR2648658B3/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Picture Signal Circuits (AREA)
  • Image Processing (AREA)
FR9002492A 1989-06-17 1990-02-28 Procede et circuit pour le filtrage numerique de signaux video Expired - Lifetime FR2648658B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893919849 DE3919849C2 (de) 1989-06-17 1989-06-17 Verfahren und Schaltungsanordnung zur digitalen Filterung von Videosignalen

Publications (2)

Publication Number Publication Date
FR2648658A1 FR2648658A1 (fr) 1990-12-21
FR2648658B3 true FR2648658B3 (fr) 1991-10-25

Family

ID=6382960

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9002492A Expired - Lifetime FR2648658B3 (fr) 1989-06-17 1990-02-28 Procede et circuit pour le filtrage numerique de signaux video

Country Status (3)

Country Link
JP (1) JP2965624B2 (fr)
DE (1) DE3919849C2 (fr)
FR (1) FR2648658B3 (fr)

Also Published As

Publication number Publication date
JPH0332169A (ja) 1991-02-12
JP2965624B2 (ja) 1999-10-18
FR2648658A1 (fr) 1990-12-21
DE3919849A1 (de) 1990-12-20
DE3919849C2 (de) 1996-03-21

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Legal Events

Date Code Title Description
ST Notification of lapse