JPS645168A - Contour compensating circuit - Google Patents

Contour compensating circuit

Info

Publication number
JPS645168A
JPS645168A JP62160123A JP16012387A JPS645168A JP S645168 A JPS645168 A JP S645168A JP 62160123 A JP62160123 A JP 62160123A JP 16012387 A JP16012387 A JP 16012387A JP S645168 A JPS645168 A JP S645168A
Authority
JP
Japan
Prior art keywords
video signal
signal
contour
added
contour compensation
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.)
Pending
Application number
JP62160123A
Other languages
English (en)
Inventor
Satoyuki Ishii
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP62160123A priority Critical patent/JPS645168A/ja
Publication of JPS645168A publication Critical patent/JPS645168A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Picture Signal Circuits (AREA)
JP62160123A 1987-06-27 1987-06-27 Contour compensating circuit Pending JPS645168A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62160123A JPS645168A (en) 1987-06-27 1987-06-27 Contour compensating circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62160123A JPS645168A (en) 1987-06-27 1987-06-27 Contour compensating circuit

Publications (1)

Publication Number Publication Date
JPS645168A true JPS645168A (en) 1989-01-10

Family

ID=15708363

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62160123A Pending JPS645168A (en) 1987-06-27 1987-06-27 Contour compensating circuit

Country Status (1)

Country Link
JP (1) JPS645168A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0560170A2 (en) * 1992-03-09 1993-09-15 THOMSON multimedia Method and apparatus for sharpness enhancement
EP0940977A1 (en) * 1997-08-26 1999-09-08 Matsushita Electric Industrial Co., Ltd. Apparatus for correcting vertical contours

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0560170A2 (en) * 1992-03-09 1993-09-15 THOMSON multimedia Method and apparatus for sharpness enhancement
EP0560170A3 (ja) * 1992-03-09 1994-01-05 Thomson Consumer Electronics
EP0940977A1 (en) * 1997-08-26 1999-09-08 Matsushita Electric Industrial Co., Ltd. Apparatus for correcting vertical contours
EP0940977A4 (en) * 1997-08-26 2001-04-11 Matsushita Electric Ind Co Ltd CORRECTION DEVICE FOR VERTICAL CONTOURS
US6424383B1 (en) 1997-08-26 2002-07-23 Matsushita Electric Industrial Co., Ltd. Apparatus for correcting vertical contours

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