KR910005231Y1 - Tv영상 신호의 입출력 레벨 등화 회로 - Google Patents
Tv영상 신호의 입출력 레벨 등화 회로 Download PDFInfo
- Publication number
- KR910005231Y1 KR910005231Y1 KR2019860000471U KR860000471U KR910005231Y1 KR 910005231 Y1 KR910005231 Y1 KR 910005231Y1 KR 2019860000471 U KR2019860000471 U KR 2019860000471U KR 860000471 U KR860000471 U KR 860000471U KR 910005231 Y1 KR910005231 Y1 KR 910005231Y1
- Authority
- KR
- South Korea
- Prior art keywords
- input
- signal
- output
- circuit
- level
- 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
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
Abstract
Description
Claims (1)
- 입력단자(1)로 인가되고 레벨이 일정한 외부 영상 신호를 트랜지스터(Q1)(Q2)로 증폭시키는 증폭회로(5)와, 신호원 선택 회로를 통하여 레벨이 일정치 않은 텔레비젼 영상 검파 출력신호가 인가되고 입력단자(1) 선택시 전원(Vcc)이 인가되는 입력단자(2)의 입력레벨을 가변 저항(VR1)으로 조정하여 트랜지스터(Q3)로 중폭시키는 조정 회로(6)와, 상기 증폭 회로(5) 및 조정 회로(6)의 공통 부하 저항(R7)에 인가된 신호를 트랜지스터(Q4)(Q5)로 완충 증폭시키고 출력단자(3)(4)를 통하여 텔레비젼 영상 증폭 회로의 입력 단자와 외부 영상 출력단자에 각각 인가시키는 입력 버퍼부(7) 및 출력 버퍼부(8)로 구성된 TV영상 신호의 입출력 레벨 등화회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019860000471U KR910005231Y1 (ko) | 1986-01-16 | 1986-01-16 | Tv영상 신호의 입출력 레벨 등화 회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019860000471U KR910005231Y1 (ko) | 1986-01-16 | 1986-01-16 | Tv영상 신호의 입출력 레벨 등화 회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR870012801U KR870012801U (ko) | 1987-08-05 |
KR910005231Y1 true KR910005231Y1 (ko) | 1991-07-22 |
Family
ID=19248162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019860000471U Expired KR910005231Y1 (ko) | 1986-01-16 | 1986-01-16 | Tv영상 신호의 입출력 레벨 등화 회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910005231Y1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100584368B1 (ko) * | 1998-12-26 | 2006-08-04 | 삼성전자주식회사 | 소용량 교환기의 전화기를 구동시키기 위한 직류전압 변환기및 그 방법 |
-
1986
- 1986-01-16 KR KR2019860000471U patent/KR910005231Y1/ko not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100584368B1 (ko) * | 1998-12-26 | 2006-08-04 | 삼성전자주식회사 | 소용량 교환기의 전화기를 구동시키기 위한 직류전압 변환기및 그 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR870012801U (ko) | 1987-08-05 |
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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: 19860116 |
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UG1501 | Laying open of application | ||
A201 | Request for examination | ||
UA0201 | Request for examination |
Patent event date: 19871230 Patent event code: UA02012R01D Comment text: Request for Examination of Application Patent event date: 19860116 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: 19910206 |
|
UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19910624 |
|
E701 | Decision to grant or registration of patent right | ||
UE0701 | Decision of registration |
Patent event date: 19911018 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
REGI | Registration of establishment | ||
UR0701 | Registration of establishment |
Patent event date: 19920124 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: 19920122 |
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UR1001 | Payment of annual fee |
Payment date: 19940628 Start annual number: 4 End annual number: 4 |
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UR1001 | Payment of annual fee |
Payment date: 19950529 Start annual number: 5 End annual number: 5 |
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UR1001 | Payment of annual fee |
Payment date: 19960627 Start annual number: 6 End annual number: 6 |
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UR1001 | Payment of annual fee |
Payment date: 19961230 Start annual number: 7 End annual number: 7 |
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UR1001 | Payment of annual fee |
Payment date: 19970826 Start annual number: 8 End annual number: 8 |
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FPAY | Annual fee payment |
Payment date: 19970829 Year of fee payment: 9 |
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UR1001 | Payment of annual fee |
Payment date: 19970829 Start annual number: 9 End annual number: 9 |
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LAPS | Lapse due to unpaid annual fee | ||
UC1903 | Unpaid annual fee |