DK147475B - Overbelastningsbeskyttelseskreds for videoforstaerkere - Google Patents
Overbelastningsbeskyttelseskreds for videoforstaerkere Download PDFInfo
- Publication number
- DK147475B DK147475B DK065679AA DK65679A DK147475B DK 147475 B DK147475 B DK 147475B DK 065679A A DK065679A A DK 065679AA DK 65679 A DK65679 A DK 65679A DK 147475 B DK147475 B DK 147475B
- Authority
- DK
- Denmark
- Prior art keywords
- signal
- transistor
- video
- signals
- protection circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
-
- 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
- H04N5/148—Video amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Picture Signal Circuits (AREA)
- Amplifiers (AREA)
- Television Receiver Circuits (AREA)
- Processing Of Color Television Signals (AREA)
- Protection Of Static Devices (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB626078 | 1978-02-16 | ||
| GB626078 | 1978-02-16 | ||
| US05/960,930 US4197558A (en) | 1978-02-16 | 1978-11-15 | Overload protection circuit for video amplifiers |
| US96093078 | 1978-11-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK65679A DK65679A (da) | 1979-08-17 |
| DK147475B true DK147475B (da) | 1984-08-20 |
Family
ID=26240560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK065679AA DK147475B (da) | 1978-02-16 | 1979-02-15 | Overbelastningsbeskyttelseskreds for videoforstaerkere |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS54129855A (fi) |
| AU (1) | AU531219B2 (fi) |
| BE (1) | BE874250A (fi) |
| CA (1) | CA1112756A (fi) |
| DE (1) | DE2906010C3 (fi) |
| DK (1) | DK147475B (fi) |
| ES (1) | ES477796A1 (fi) |
| FI (1) | FI790441A (fi) |
| FR (1) | FR2417904A1 (fi) |
| GB (1) | GB2017437B (fi) |
| IT (1) | IT1111128B (fi) |
| NO (1) | NO790503L (fi) |
| NZ (1) | NZ189661A (fi) |
| PL (1) | PL122976B1 (fi) |
| SE (1) | SE430289B (fi) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1215248B (it) * | 1985-03-13 | 1990-01-31 | Ates Componenti Elettron | Dispositivo elettronico di regolazione della tensione con compensazione della dissipazione termica, in particolare per alternatori. |
| US5994958A (en) * | 1997-02-27 | 1999-11-30 | U.S. Philips Corporation | Amplifier arrangement |
| WO1998038734A2 (en) * | 1997-02-27 | 1998-09-03 | Koninklijke Philips Electronics N.V. | Amplifier arrangement |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3637923A (en) * | 1970-10-30 | 1972-01-25 | Zenith Radio Corp | Automatic brightness limiter |
| US3984631A (en) * | 1975-02-24 | 1976-10-05 | Warwick Electronics Inc. | Automatic peaking control circuit for low level T.V. signal reception |
| JPS56698Y2 (fi) * | 1976-01-09 | 1981-01-09 |
-
1979
- 1979-02-05 AU AU43932/79A patent/AU531219B2/en not_active Ceased
- 1979-02-08 CA CA321,118A patent/CA1112756A/en not_active Expired
- 1979-02-08 SE SE7901135A patent/SE430289B/sv unknown
- 1979-02-09 FI FI790441A patent/FI790441A/fi unknown
- 1979-02-12 GB GB7904854A patent/GB2017437B/en not_active Expired
- 1979-02-14 IT IT20197/79A patent/IT1111128B/it active
- 1979-02-15 FR FR7903845A patent/FR2417904A1/fr not_active Withdrawn
- 1979-02-15 NO NO790503A patent/NO790503L/no unknown
- 1979-02-15 NZ NZ189661A patent/NZ189661A/xx unknown
- 1979-02-15 DK DK065679AA patent/DK147475B/da unknown
- 1979-02-15 JP JP1711479A patent/JPS54129855A/ja active Pending
- 1979-02-16 PL PL1979213478A patent/PL122976B1/pl unknown
- 1979-02-16 DE DE2906010A patent/DE2906010C3/de not_active Expired
- 1979-02-16 BE BE193529A patent/BE874250A/xx not_active IP Right Cessation
- 1979-02-16 ES ES79477796A patent/ES477796A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES477796A1 (es) | 1979-10-16 |
| DE2906010B2 (de) | 1981-06-04 |
| NZ189661A (en) | 1982-12-21 |
| BE874250A (fr) | 1979-06-18 |
| PL122976B1 (en) | 1982-09-30 |
| DE2906010A1 (de) | 1979-08-30 |
| SE7901135L (sv) | 1979-08-17 |
| SE430289B (sv) | 1983-10-31 |
| AU531219B2 (en) | 1983-08-18 |
| AU4393279A (en) | 1979-08-23 |
| JPS54129855A (en) | 1979-10-08 |
| DE2906010C3 (de) | 1982-02-11 |
| GB2017437A (en) | 1979-10-03 |
| FI790441A (fi) | 1979-08-17 |
| DK65679A (da) | 1979-08-17 |
| PL213478A1 (pl) | 1979-12-17 |
| CA1112756A (en) | 1981-11-17 |
| GB2017437B (en) | 1982-06-30 |
| IT1111128B (it) | 1986-01-13 |
| IT7920197A0 (it) | 1979-02-14 |
| NO790503L (no) | 1979-08-17 |
| FR2417904A1 (fr) | 1979-09-14 |
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