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GB9016412D0 - A method and circuit for correction of horizontal edges - Google Patents

A method and circuit for correction of horizontal edges

Info

Publication number
GB9016412D0
GB9016412D0 GB909016412A GB9016412A GB9016412D0 GB 9016412 D0 GB9016412 D0 GB 9016412D0 GB 909016412 A GB909016412 A GB 909016412A GB 9016412 A GB9016412 A GB 9016412A GB 9016412 D0 GB9016412 D0 GB 9016412D0
Authority
GB
United Kingdom
Prior art keywords
correction
circuit
horizontal edges
edges
horizontal
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.)
Granted
Application number
GB909016412A
Other versions
GB2237161B (en
GB2237161A (en
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of GB9016412D0 publication Critical patent/GB9016412D0/en
Publication of GB2237161A publication Critical patent/GB2237161A/en
Application granted granted Critical
Publication of GB2237161B publication Critical patent/GB2237161B/en
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)
  • Picture Signal Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
GB9016412A 1989-07-29 1990-07-26 A method and circuit for correction of horizontal edges Expired - Lifetime GB2237161B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890010792A KR910004005A (en) 1989-07-29 1989-07-29 Horizontal contour correction method and circuit

Publications (3)

Publication Number Publication Date
GB9016412D0 true GB9016412D0 (en) 1990-09-12
GB2237161A GB2237161A (en) 1991-04-24
GB2237161B GB2237161B (en) 1993-12-15

Family

ID=19288535

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9016412A Expired - Lifetime GB2237161B (en) 1989-07-29 1990-07-26 A method and circuit for correction of horizontal edges

Country Status (3)

Country Link
JP (1) JPH0366266A (en)
KR (1) KR910004005A (en)
GB (1) GB2237161B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2882712B2 (en) * 1992-03-09 1999-04-12 富士写真フイルム株式会社 Contour correction circuit in image processing device
JPH0641491A (en) * 1992-07-23 1994-02-15 Kansai Paint Co Ltd Water-base coating composition and method for applying the same
US5374995A (en) * 1993-03-22 1994-12-20 Eastman Kodak Company Method and apparatus for enhancing sharpness of a sequence of images subject to continuous zoom
GB2311432B (en) * 1996-03-20 2000-05-03 Sony Uk Ltd Method and apparatus for processing an input image
KR100871025B1 (en) 2001-04-11 2008-11-27 소니 가부시끼 가이샤 Contour highlighting device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63103571A (en) * 1986-10-20 1988-05-09 Sanyo Electric Co Ltd Picture quality adjusting circuit
JPS63114482A (en) * 1986-10-31 1988-05-19 Sony Corp Video picture quality adjusting device

Also Published As

Publication number Publication date
KR910004005A (en) 1991-02-28
JPH0366266A (en) 1991-03-20
GB2237161B (en) 1993-12-15
GB2237161A (en) 1991-04-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080726

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: APPLICATION FILED

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: RESTORATION ALLOWED

Effective date: 20090928

PE20 Patent expired after termination of 20 years

Expiry date: 20100725