KR920006058Y1 - 화이트 밸런스 조절회로 - Google Patents
화이트 밸런스 조절회로 Download PDFInfo
- Publication number
- KR920006058Y1 KR920006058Y1 KR2019890009972U KR890009972U KR920006058Y1 KR 920006058 Y1 KR920006058 Y1 KR 920006058Y1 KR 2019890009972 U KR2019890009972 U KR 2019890009972U KR 890009972 U KR890009972 U KR 890009972U KR 920006058 Y1 KR920006058 Y1 KR 920006058Y1
- Authority
- KR
- South Korea
- Prior art keywords
- driving
- transistor
- white balance
- transistors
- turned
- Prior art date
Links
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- H04N9/73—Colour balance circuits, e.g. white balance circuits or colour temperature control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/16—Picture reproducers using cathode ray tubes
-
- 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
- H04N9/648—Video amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
Abstract
Description
Claims (2)
- CRT 드라이브단의 화이트 밸런스 조정에 있어서, 화이트 밸런스의 조정 모우드 선택에 따라 각기 다른신호 레벨이 인가되는 단자(A)(B)와, 상기 단자(A)(B)로 입력된 신호레벨에 따라 스위칭 소자의 구동이 선택되고 상기 스위칭 소자의 구동출력을 제어신호로 출력시키는 제어부(5)와, 상기 제어부(5)의 제어신호로 휘도신호(-Y)가 인가되는 트랜지스터(Q5) (Q6) (Q7)의 구동을 선택하고 상기 트랜지스터(Q5) (Q6) (Q7)의 구동에 따라 R-비데오 앰프 및 B-비데오 앰프의 게인을 조절하는 드라이브(10)를 연결 구성시킨 것을 특징으로 하는 화이트 밸런스 조절회로.
- 제1항에 있어서, 제어부(5)는 단자(A)(B)로 입력된 신호 레벨에 따라 구동이 선택되는 트랜지스터(Q1)(Q3)와, 상기 트랜지스터(Q1)(Q3)의 구동출력을 논리합시켜 트랜지스터(Q2)의 구동을 선택하는 다이오드(D3) (D4)와, 상기 트랜지스터(Q1) (Q3)의 구동 출력을 논리합시켜 트랜지스터(Q6)의 구동을 선택하는 다이오드(D2)(D5)와, 상기 트랜지스터(Q1)의 구동출력을 트랜지스터(Q5)에 인가시키는 다이오드(D1)를 연결 구성시킨 것을 특징으로 하는 화이트 밸런스 조절회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890009972U KR920006058Y1 (ko) | 1989-07-06 | 1989-07-06 | 화이트 밸런스 조절회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890009972U KR920006058Y1 (ko) | 1989-07-06 | 1989-07-06 | 화이트 밸런스 조절회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910003680U KR910003680U (ko) | 1991-02-27 |
KR920006058Y1 true KR920006058Y1 (ko) | 1992-08-29 |
Family
ID=19288079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890009972U KR920006058Y1 (ko) | 1989-07-06 | 1989-07-06 | 화이트 밸런스 조절회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR920006058Y1 (ko) |
-
1989
- 1989-07-06 KR KR2019890009972U patent/KR920006058Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR910003680U (ko) | 1991-02-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3386137B2 (ja) | テレビジョン受像機のためのグラフィックメニュー | |
US5119178A (en) | Video camera with manual color balance adjusting option | |
US7093942B2 (en) | Preset key for a projection device | |
GB2354142A (en) | Method for displaying menu screen of video apparatus | |
KR920006058Y1 (ko) | 화이트 밸런스 조절회로 | |
US5345278A (en) | Contrast and brightness control for television receiver with teletext | |
EP0700207B1 (en) | On screen display type television receiver | |
KR100296940B1 (ko) | 칼라매트릭스보정기능을갖는색온도선택회로 | |
JP2821120B2 (ja) | 画像表示回路 | |
JP2009170999A (ja) | 表示装置 | |
JP2008078746A (ja) | 画質/音質調整装置、およびテレビジョン装置 | |
JPH04243393A (ja) | 映像表示機器の映像制御回路 | |
US5635992A (en) | Color temperature selector and method of selecting color temperature | |
KR0140372B1 (ko) | 화면의 사계절 색감조절 방법 및 그 장치 | |
KR950010129Y1 (ko) | 2개의 a/v 입력과 r,g,b 입력 선택 회로 | |
KR0179966B1 (ko) | 목차모드에서의 조정모드 선택방법 | |
KR0144532B1 (ko) | 자동 화이트 밸런스 제어장치 및 방법 | |
KR910006179Y1 (ko) | Tv/s-vhs 모우드의 입력 제어회로 | |
KR200146198Y1 (ko) | 색온도 신호감지 및 자동 재조정 장치 | |
JP2520206Y2 (ja) | テレビジヨン受像機 | |
KR100485800B1 (ko) | 오디오/비디오신호 출력장치 및 그의 오디오신호출력제어방법 | |
KR19980035261A (ko) | 화질조정장치 및 방법 | |
KR0123834B1 (ko) | Rgb신호의 선택적강조회로 | |
KR100200824B1 (ko) | 영상 페이드 속도 제어회로 | |
KR910007416Y1 (ko) | Tv/vtr 절환회로 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19890706 |
|
UA0201 | Request for examination |
Patent event date: 19890706 Patent event code: UA02012R01D Comment text: Request for Examination of Application |
|
UG1501 | Laying open of application | ||
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: 19920227 |
|
UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19920727 |
|
E701 | Decision to grant or registration of patent right | ||
UE0701 | Decision of registration |
Patent event date: 19921119 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
REGI | Registration of establishment | ||
UR0701 | Registration of establishment |
Patent event date: 19930215 Patent event code: UR07011E01D Comment text: Registration of Establishment |
|
UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19930213 |
|
UR1001 | Payment of annual fee |
Payment date: 19950726 Start annual number: 4 End annual number: 4 |
|
UR1001 | Payment of annual fee |
Payment date: 19960726 Start annual number: 5 End annual number: 5 |
|
UR1001 | Payment of annual fee |
Payment date: 19970711 Start annual number: 6 End annual number: 6 |
|
UR1001 | Payment of annual fee |
Payment date: 19980729 Start annual number: 7 End annual number: 7 |
|
UR1001 | Payment of annual fee |
Payment date: 19990724 Start annual number: 8 End annual number: 8 |
|
UR1001 | Payment of annual fee |
Payment date: 20000726 Start annual number: 9 End annual number: 9 |
|
UR1001 | Payment of annual fee |
Payment date: 20010727 Start annual number: 10 End annual number: 10 |
|
FPAY | Annual fee payment |
Payment date: 20020726 Year of fee payment: 11 |
|
UR1001 | Payment of annual fee |
Payment date: 20020726 Start annual number: 11 End annual number: 11 |
|
LAPS | Lapse due to unpaid annual fee | ||
UC1903 | Unpaid annual fee |