JPH0243065U - - Google Patents
Info
- Publication number
- JPH0243065U JPH0243065U JP1988121755U JP12175588U JPH0243065U JP H0243065 U JPH0243065 U JP H0243065U JP 1988121755 U JP1988121755 U JP 1988121755U JP 12175588 U JP12175588 U JP 12175588U JP H0243065 U JPH0243065 U JP H0243065U
- Authority
- JP
- Japan
- Prior art keywords
- video signal
- amplification circuit
- signal amplification
- output stage
- transistor
- 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.)
- Granted
Links
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Picture Signal Circuits (AREA)
Description
第１図は本考案に係る映像信号増幅回路の実施
例の構成を示す回路図、第２図は上記実施例を用
いた受信装置の構成を示すブロツク図である。第
３図は映像信号増幅回路の従来例の構成を示す回
路図、第４図は上記従来例の出力端にミユーテイ
ング素子を設けた例を示す回路図である。
１５……映像信号増幅回路、Ｑ２……出力段を
構成するエミツタホロワのトランジスタ、Ｑ３…
…ミユーテイング素子として用いられるトランジ
スタ。
FIG. 1 is a circuit diagram showing the structure of an embodiment of a video signal amplification circuit according to the present invention, and FIG. 2 is a block diagram showing the structure of a receiving apparatus using the above embodiment. FIG. 3 is a circuit diagram showing the configuration of a conventional example of a video signal amplification circuit, and FIG. 4 is a circuit diagram showing an example in which a muting element is provided at the output end of the conventional example. 15...Video signal amplification circuit, Q2...Emitter follower transistor forming the output stage, Q3...
...A transistor used as a muting element.
Claims (1)
回路において、 出力段を構成するエミツタホロワのトランジス
タのコレクタにミユーテイング素子を設けたこと
を特徴とする映像信号増幅回路。[Claims for Utility Model Registration] A video signal amplification circuit for amplifying and outputting an input video signal, characterized in that a muting element is provided in the collector of a transistor of an emitter follower constituting an output stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988121755U JPH0744132Y2 (en) | 1988-09-17 | 1988-09-17 | Video signal amplification circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988121755U JPH0744132Y2 (en) | 1988-09-17 | 1988-09-17 | Video signal amplification circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0243065U true JPH0243065U (en) | 1990-03-26 |
| JPH0744132Y2 JPH0744132Y2 (en) | 1995-10-09 |
Family
ID=31369057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988121755U Expired - Lifetime JPH0744132Y2 (en) | 1988-09-17 | 1988-09-17 | Video signal amplification circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0744132Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6070905U (en) * | 1983-10-19 | 1985-05-20 | 株式会社日立製作所 | Video output circuit |
| JPS6196808A (en) * | 1984-10-17 | 1986-05-15 | Matsushita Electric Ind Co Ltd | Output circuit |
| JPS6399471U (en) * | 1986-12-18 | 1988-06-28 |
-
1988
- 1988-09-17 JP JP1988121755U patent/JPH0744132Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6070905U (en) * | 1983-10-19 | 1985-05-20 | 株式会社日立製作所 | Video output circuit |
| JPS6196808A (en) * | 1984-10-17 | 1986-05-15 | Matsushita Electric Ind Co Ltd | Output circuit |
| JPS6399471U (en) * | 1986-12-18 | 1988-06-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0744132Y2 (en) | 1995-10-09 |
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