ES516146A0 - Perfeccionamientos introducidos en un aparato de tratamiento de senales de video, selectivo para frecuencias. - Google Patents
Perfeccionamientos introducidos en un aparato de tratamiento de senales de video, selectivo para frecuencias.Info
- Publication number
- ES516146A0 ES516146A0 ES516146A ES516146A ES516146A0 ES 516146 A0 ES516146 A0 ES 516146A0 ES 516146 A ES516146 A ES 516146A ES 516146 A ES516146 A ES 516146A ES 516146 A0 ES516146 A0 ES 516146A0
- Authority
- ES
- Spain
- Prior art keywords
- frequencies
- selective
- treatment device
- video signals
- improvements introduced
- 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
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
-
- 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
- H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/1213—Frequency selective two-port networks using amplifiers with feedback using transistor amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/310,138 US4388648A (en) | 1981-10-09 | 1981-10-09 | Frequency selective DC coupled video signal control system insensitive to video signal DC components |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES8308666A1 ES8308666A1 (es) | 1983-09-16 |
| ES516146A0 true ES516146A0 (es) | 1983-09-16 |
Family
ID=23201157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES516146A Granted ES516146A0 (es) | 1981-10-09 | 1982-10-01 | Perfeccionamientos introducidos en un aparato de tratamiento de senales de video, selectivo para frecuencias. |
Country Status (14)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4635118A (en) * | 1985-01-28 | 1987-01-06 | Rca Corporation | Interface circuit for video signal peaking control |
| JP2983996B2 (ja) * | 1988-12-02 | 1999-11-29 | ソニー株式会社 | 直流分カット回路 |
| US5471244A (en) * | 1994-05-31 | 1995-11-28 | 3M Company | Automatic dark level zeroing for an analog video signal |
| USH1616H (en) * | 1994-05-31 | 1996-12-03 | Minnesota Mining And Manufacturing Company | Web inspection system having enhanced video signal preprocessing |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6609412A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-07-06 | 1968-01-08 | ||
| US4075661A (en) * | 1976-08-19 | 1978-02-21 | The Magnavox Company | Automatic peaking circuit |
| US4069505A (en) * | 1977-01-19 | 1978-01-17 | Gte Sylvania Incorporated | Automatic peaking control circuitry for a video processing system |
-
1981
- 1981-10-09 US US06/310,138 patent/US4388648A/en not_active Expired - Lifetime
-
1982
- 1982-09-30 SE SE8205585A patent/SE455562B/sv not_active IP Right Cessation
- 1982-10-01 ES ES516146A patent/ES516146A0/es active Granted
- 1982-10-01 AU AU88963/82A patent/AU555917B2/en not_active Ceased
- 1982-10-01 FI FI823359A patent/FI75459C/fi not_active IP Right Cessation
- 1982-10-05 GB GB08228456A patent/GB2107543B/en not_active Expired
- 1982-10-07 CA CA000413038A patent/CA1185355A/en not_active Expired
- 1982-10-07 AT AT0371382A patent/AT385618B/de not_active IP Right Cessation
- 1982-10-08 IT IT23687/82A patent/IT1152903B/it active
- 1982-10-08 KR KR8204550A patent/KR920000572B1/ko not_active Expired
- 1982-10-08 JP JP57178233A patent/JPS5873290A/ja active Granted
- 1982-10-08 DE DE3237422A patent/DE3237422C2/de not_active Expired
- 1982-10-08 FR FR8216919A patent/FR2514597B1/fr not_active Expired
- 1982-10-08 NL NL8203919A patent/NL8203919A/nl not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| SE8205585L (sv) | 1983-04-10 |
| ATA371382A (de) | 1987-09-15 |
| KR920000572B1 (ko) | 1992-01-16 |
| JPH0134502B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-07-19 |
| DE3237422A1 (de) | 1983-04-21 |
| NL8203919A (nl) | 1983-05-02 |
| FR2514597B1 (fr) | 1987-03-06 |
| SE455562B (sv) | 1988-07-18 |
| AU555917B2 (en) | 1986-10-16 |
| FI75459C (fi) | 1988-06-09 |
| IT8223687A0 (it) | 1982-10-08 |
| KR840002196A (ko) | 1984-06-11 |
| AU8896382A (en) | 1983-04-14 |
| FI75459B (fi) | 1988-02-29 |
| DE3237422C2 (de) | 1986-11-27 |
| ES8308666A1 (es) | 1983-09-16 |
| SE8205585D0 (sv) | 1982-09-30 |
| FR2514597A1 (fr) | 1983-04-15 |
| GB2107543A (en) | 1983-04-27 |
| CA1185355A (en) | 1985-04-09 |
| US4388648A (en) | 1983-06-14 |
| AT385618B (de) | 1988-04-25 |
| FI823359A0 (fi) | 1982-10-01 |
| GB2107543B (en) | 1985-05-22 |
| FI823359L (fi) | 1983-04-10 |
| IT1152903B (it) | 1987-01-14 |
| JPS5873290A (ja) | 1983-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 20000201 |