KR200266865Y1 - 영상신호의윤곽보정회로 - Google Patents
영상신호의윤곽보정회로 Download PDFInfo
- Publication number
- KR200266865Y1 KR200266865Y1 KR2019970010601U KR19970010601U KR200266865Y1 KR 200266865 Y1 KR200266865 Y1 KR 200266865Y1 KR 2019970010601 U KR2019970010601 U KR 2019970010601U KR 19970010601 U KR19970010601 U KR 19970010601U KR 200266865 Y1 KR200266865 Y1 KR 200266865Y1
- Authority
- KR
- South Korea
- Prior art keywords
- level
- gain
- video signal
- value
- input
- 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
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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/57—Control of contrast or brightness
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
Abstract
Description
Claims (2)
- 입력되는 영상신호의 그 피크값을 검출하고, 검출된 상기 피크값을출력하는 피크검출부;상기 영상신호의 평균레벨값을 검출하고, 검출된 상기 평균 레벨값을 출력하는 레벨검출부;상기 피크값과 상기 평균레벨값을 합산하고, 합산된 결과를 출력하는 합산부; 및상기 합산부로부터 입력한 상기 합산된 결과로부터 상기 영상신호의 휘도레벨의 이득을 조정하고, 조정된 휘도 레벨을 갖는 영상 신호를 윤곽이 보정된 영상 신호로서 출력하는 이득조정부를 구비하는 것을 특징으로 하는 영상신호의 윤곽보정회로.
- 제1항에 있어서, 상기 피크검출부와 상기 레벨검출부에 각각 입력되는 상기 영상신호는 적색, 녹색, 청색의 각 색신호가 모두 중첩된 신호인 것을 특징으로 하는 영상신호의 윤곽보정회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019970010601U KR200266865Y1 (ko) | 1997-05-13 | 1997-05-13 | 영상신호의윤곽보정회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019970010601U KR200266865Y1 (ko) | 1997-05-13 | 1997-05-13 | 영상신호의윤곽보정회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980066224U KR19980066224U (ko) | 1998-12-05 |
KR200266865Y1 true KR200266865Y1 (ko) | 2002-04-13 |
Family
ID=53898154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019970010601U Expired - Lifetime KR200266865Y1 (ko) | 1997-05-13 | 1997-05-13 | 영상신호의윤곽보정회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR200266865Y1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7940245B2 (en) | 2003-12-24 | 2011-05-10 | Samsung Electronics Co., Ltd. | Display and control method thereof |
-
1997
- 1997-05-13 KR KR2019970010601U patent/KR200266865Y1/ko not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7940245B2 (en) | 2003-12-24 | 2011-05-10 | Samsung Electronics Co., Ltd. | Display and control method thereof |
Also Published As
Publication number | Publication date |
---|---|
KR19980066224U (ko) | 1998-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19970513 |
|
UG1501 | Laying open of application | ||
A201 | Request for examination | ||
UA0201 | Request for examination |
Patent event date: 19990920 Patent event code: UA02012R01D Comment text: Request for Examination of Application Patent event date: 19970513 Patent event code: UA02011R01I Comment text: Application for Utility Model Registration |
|
E902 | Notification of reason for refusal | ||
UE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 20010521 |
|
E701 | Decision to grant or registration of patent right | ||
UE0701 | Decision of registration |
Patent event date: 20020124 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
REGI | Registration of establishment | ||
UR0701 | Registration of establishment |
Patent event date: 20020222 Patent event code: UR07011E01D Comment text: Registration of Establishment |
|
UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 20020223 |
|
UG1601 | Publication of registration | ||
UR1001 | Payment of annual fee |
Payment date: 20050128 Start annual number: 4 End annual number: 4 |
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UR1001 | Payment of annual fee |
Payment date: 20060127 Start annual number: 5 End annual number: 5 |
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UR1001 | Payment of annual fee |
Payment date: 20070130 Start annual number: 6 End annual number: 6 |
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FPAY | Annual fee payment |
Payment date: 20080130 Year of fee payment: 7 |
|
UR1001 | Payment of annual fee |
Payment date: 20080130 Start annual number: 7 End annual number: 7 |
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LAPS | Lapse due to unpaid annual fee |