JPH023587B2 - - Google Patents
Info
- Publication number
- JPH023587B2 JPH023587B2 JP56037765A JP3776581A JPH023587B2 JP H023587 B2 JPH023587 B2 JP H023587B2 JP 56037765 A JP56037765 A JP 56037765A JP 3776581 A JP3776581 A JP 3776581A JP H023587 B2 JPH023587 B2 JP H023587B2
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- signal
- emitter
- circuit
- synchronization signal
- 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
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 208000028659 discharge Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000010356 wave oscillation Effects 0.000 description 1
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
- H04N5/16—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level
- H04N5/18—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56037765A JPS57152780A (en) | 1981-03-18 | 1981-03-18 | Synchronous signal clamping circuit for video signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56037765A JPS57152780A (en) | 1981-03-18 | 1981-03-18 | Synchronous signal clamping circuit for video signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57152780A JPS57152780A (en) | 1982-09-21 |
| JPH023587B2 true JPH023587B2 (enrdf_load_stackoverflow) | 1990-01-24 |
Family
ID=12506559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56037765A Granted JPS57152780A (en) | 1981-03-18 | 1981-03-18 | Synchronous signal clamping circuit for video signal |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57152780A (enrdf_load_stackoverflow) |
-
1981
- 1981-03-18 JP JP56037765A patent/JPS57152780A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57152780A (en) | 1982-09-21 |