JPH0217986B2 - - Google Patents

Info

Publication number
JPH0217986B2
JPH0217986B2 JP56128304A JP12830481A JPH0217986B2 JP H0217986 B2 JPH0217986 B2 JP H0217986B2 JP 56128304 A JP56128304 A JP 56128304A JP 12830481 A JP12830481 A JP 12830481A JP H0217986 B2 JPH0217986 B2 JP H0217986B2
Authority
JP
Japan
Prior art keywords
circuit
period
delay
input terminal
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 - Lifetime
Application number
JP56128304A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5755671A (en
Inventor
Herarudasu Rafuen Yohannesu
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of JPS5755671A publication Critical patent/JPS5755671A/ja
Publication of JPH0217986B2 publication Critical patent/JPH0217986B2/ja
Granted 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
    • H04N9/64—Circuits for processing colour signals
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
JP56128304A 1980-08-20 1981-08-18 Noise suppressing circuit Granted JPS5755671A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8004697A NL8004697A (nl) 1980-08-20 1980-08-20 Ruisonderdrukkingsschakeling voor een videosignaal.

Publications (2)

Publication Number Publication Date
JPS5755671A JPS5755671A (en) 1982-04-02
JPH0217986B2 true JPH0217986B2 (enrdf_load_stackoverflow) 1990-04-24

Family

ID=19835758

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56128304A Granted JPS5755671A (en) 1980-08-20 1981-08-18 Noise suppressing circuit

Country Status (3)

Country Link
JP (1) JPS5755671A (enrdf_load_stackoverflow)
DE (1) DE3131966A1 (enrdf_load_stackoverflow)
NL (1) NL8004697A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4682251A (en) * 1984-03-21 1987-07-21 Victor Company Of Japan, Ltd. Video signal reproducing apparatus having a noise reduction circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1515551A (en) * 1975-04-25 1978-06-28 British Broadcasting Corp Noise reduction in electrical signals
JPS5931271B2 (ja) * 1975-07-15 1984-08-01 日本放送協会 信号処理方式
JPS52139408A (en) * 1976-05-17 1977-11-21 Sony Corp Noise removing circuit
JPS6052508B2 (ja) * 1977-11-17 1985-11-19 ソニー株式会社 デジタル映像信号の信号補正方法
NL7900324A (nl) * 1979-01-16 1980-07-18 Philips Nv Rasterinterpolatieschakeling.

Also Published As

Publication number Publication date
NL8004697A (nl) 1982-03-16
DE3131966A1 (de) 1982-03-18
DE3131966C2 (enrdf_load_stackoverflow) 1989-08-17
JPS5755671A (en) 1982-04-02

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