KR920001483Y1 - 칼라 tv의 자동휘도 제한회로 - Google Patents
칼라 tv의 자동휘도 제한회로 Download PDFInfo
- Publication number
- KR920001483Y1 KR920001483Y1 KR2019890007896U KR890007896U KR920001483Y1 KR 920001483 Y1 KR920001483 Y1 KR 920001483Y1 KR 2019890007896 U KR2019890007896 U KR 2019890007896U KR 890007896 U KR890007896 U KR 890007896U KR 920001483 Y1 KR920001483 Y1 KR 920001483Y1
- Authority
- KR
- South Korea
- Prior art keywords
- voltage
- color
- circuit
- control circuit
- brightness
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Receiver Circuits (AREA)
Abstract
Description
Claims (1)
- 칼라텔레비젼의 ABL회로에 있어서, 화면의 밝기에 따라CRT의 애노드에 흐르는 빔전류와 고전압을 조정하는 전압제어부(2)와, 트랜지스터(Q), 저항(R1-R3)와 다이오드(D2)(D3)로 이루어져 상기 전압제어 회로(2)의 출력전압에 따라 애노드에 흐르는 전류를 제어하여 화면의 휘도를 조절하는 휘도조절부(3)로 구성됨을 특징으로 하는 칼라텔레비젼의 ABL회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890007896U KR920001483Y1 (ko) | 1989-06-07 | 1989-06-07 | 칼라 tv의 자동휘도 제한회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890007896U KR920001483Y1 (ko) | 1989-06-07 | 1989-06-07 | 칼라 tv의 자동휘도 제한회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910001929U KR910001929U (ko) | 1991-01-25 |
KR920001483Y1 true KR920001483Y1 (ko) | 1992-03-05 |
Family
ID=19286923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890007896U Expired KR920001483Y1 (ko) | 1989-06-07 | 1989-06-07 | 칼라 tv의 자동휘도 제한회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR920001483Y1 (ko) |
-
1989
- 1989-06-07 KR KR2019890007896U patent/KR920001483Y1/ko not_active Expired
Also Published As
Publication number | Publication date |
---|---|
KR910001929U (ko) | 1991-01-25 |
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Legal Events
Date | Code | Title | Description |
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A201 | Request for examination | ||
UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19890607 |
|
UA0201 | Request for examination |
Patent event date: 19890607 Patent event code: UA02012R01D Comment text: Request for Examination of Application |
|
UG1501 | Laying open of application | ||
UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19920130 |
|
E701 | Decision to grant or registration of patent right | ||
UE0701 | Decision of registration |
Patent event date: 19920522 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
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REGI | Registration of establishment | ||
UR0701 | Registration of establishment |
Patent event date: 19920605 Patent event code: UR07011E01D Comment text: Registration of Establishment |
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UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19920605 |
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UR1001 | Payment of annual fee |
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