BE646648A - - Google Patents
Info
- Publication number
- BE646648A BE646648A BE646648A BE646648A BE646648A BE 646648 A BE646648 A BE 646648A BE 646648 A BE646648 A BE 646648A BE 646648 A BE646648 A BE 646648A BE 646648 A BE646648 A BE 646648A
- Authority
- BE
- Belgium
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
- H04N5/16—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
- H04N5/185—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 for the black level
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US274176A US3268658A (en) | 1963-04-19 | 1963-04-19 | Transistor clamp circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE646648A true BE646648A (xx) | 1964-08-17 |
Family
ID=23047109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE646648A BE646648A (xx) | 1963-04-19 | 1964-04-16 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3268658A (xx) |
| BE (1) | BE646648A (xx) |
| BR (1) | BR6458516D0 (xx) |
| DE (1) | DE1230076B (xx) |
| GB (1) | GB1032655A (xx) |
| NL (1) | NL154639B (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3441748A (en) * | 1965-03-22 | 1969-04-29 | Rca Corp | Bidirectional igfet with symmetrical linear resistance with specific substrate voltage control |
| US3469245A (en) * | 1965-12-21 | 1969-09-23 | Rca Corp | Switching system for driving read-write lines in a magnetic memory |
| US3444397A (en) * | 1966-07-21 | 1969-05-13 | Hughes Aircraft Co | Voltage adjustable breakdown diode employing metal oxide silicon field effect transistor |
| US3525880A (en) * | 1966-10-03 | 1970-08-25 | Dresser Ind | Step-gain signal conditioning circuit |
| US3524996A (en) * | 1967-03-29 | 1970-08-18 | North American Rockwell | Multiplexer switch using an isolation device |
| US3663735A (en) * | 1970-06-01 | 1972-05-16 | Columbia Broadcasting Systems | Automatic on-off control |
| US3845295A (en) * | 1973-05-02 | 1974-10-29 | Rca Corp | Charge-coupled radiation sensing circuit with charge skim-off and reset |
| JPS5714064B2 (xx) * | 1974-04-25 | 1982-03-20 | ||
| US3944853A (en) * | 1974-08-12 | 1976-03-16 | Basf Aktiengesellschaft | Video recorder pre-emphasis, de-emphasis circuits |
| JP3351171B2 (ja) * | 1995-04-13 | 2002-11-25 | トヨタ自動車株式会社 | コンデンサ容量診断回路 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE523133A (xx) * | 1952-09-09 | |||
| US3013116A (en) * | 1952-09-09 | 1961-12-12 | Rca Corp | Signal correction circuits |
-
1963
- 1963-04-19 US US274176A patent/US3268658A/en not_active Expired - Lifetime
-
1964
- 1964-04-13 GB GB15218/64A patent/GB1032655A/en not_active Expired
- 1964-04-16 BE BE646648A patent/BE646648A/xx unknown
- 1964-04-17 NL NL646404202A patent/NL154639B/xx unknown
- 1964-04-17 BR BR158516/64A patent/BR6458516D0/pt unknown
- 1964-04-20 DE DER37733A patent/DE1230076B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1230076B (de) | 1966-12-08 |
| US3268658A (en) | 1966-08-23 |
| BR6458516D0 (pt) | 1973-08-09 |
| NL6404202A (xx) | 1964-10-20 |
| NL154639B (nl) | 1977-09-15 |
| GB1032655A (en) | 1966-06-15 |