PT86079A - Leitor de video com, pelo menos, um amplificador de cabeca de video - Google Patents
Leitor de video com, pelo menos, um amplificador de cabeca de videoInfo
- Publication number
- PT86079A PT86079A PT86079A PT8607987A PT86079A PT 86079 A PT86079 A PT 86079A PT 86079 A PT86079 A PT 86079A PT 8607987 A PT8607987 A PT 8607987A PT 86079 A PT86079 A PT 86079A
- Authority
- PT
- Portugal
- Prior art keywords
- video
- frequency
- head amplifier
- frequency response
- video head
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
- H04N5/931—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal
- H04N5/9315—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal the level control being frequency dependent
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
- Television Signal Processing For Recording (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Telescopes (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
- Holo Graphy (AREA)
- Color Television Image Signal Generators (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Fats And Perfumes (AREA)
- Communication Cables (AREA)
- Picture Signal Circuits (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863638146 DE3638146A1 (de) | 1986-11-08 | 1986-11-08 | Video-wiedergabegeraet mit wenigstens einem video-kopfverstaerker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT86079A true PT86079A (pt) | 1988-12-15 |
| PT86079B PT86079B (pt) | 1994-11-30 |
Family
ID=6313501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT86079A PT86079B (pt) | 1986-11-08 | 1987-11-04 | Leitor de video com, pelo menos, um amplificador de cabeca de video |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0267529B1 (pt) |
| JP (1) | JPH0754566B2 (pt) |
| KR (1) | KR880006938A (pt) |
| AT (1) | ATE81743T1 (pt) |
| DE (2) | DE3638146A1 (pt) |
| DK (1) | DK582987A (pt) |
| ES (1) | ES2035842T3 (pt) |
| FI (1) | FI874820A (pt) |
| NO (1) | NO874417L (pt) |
| PL (1) | PL268660A1 (pt) |
| PT (1) | PT86079B (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04163713A (ja) * | 1990-10-26 | 1992-06-09 | Nec Corp | 磁気記録装置 |
| DE4211734C1 (pt) * | 1992-04-07 | 1993-08-12 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De | |
| KR100252305B1 (ko) * | 1997-09-20 | 2000-04-15 | 최대용 | Catv 전송망의 상향대역 측정봉 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1917205A1 (de) * | 1969-01-23 | 1970-08-06 | Deutsche Post Rundfunk | Schaltungsanordnung zur Ankopplung von Wiedergabekoepfen von magnetischen Aufzeichnungsgeraeten,insbesondere fuer Videofrequenzen an Wiedergabeverstaerker |
| DE1938607B2 (de) * | 1969-07-30 | 1977-06-23 | Anordnung zur wiedergabe eines breitbandigen signals von einem magnetband | |
| JPS6042646B2 (ja) * | 1977-03-23 | 1985-09-24 | 松下電器産業株式会社 | 前置増幅器 |
| US4497004A (en) * | 1981-06-10 | 1985-01-29 | Hitachi, Ltd. | Picture reproducing apparatus in a helical scanning video tape recorder |
| US4510530A (en) * | 1981-06-26 | 1985-04-09 | Hitachi, Ltd. | Signal reproducing circuit for a video tape recorder |
-
1986
- 1986-11-08 DE DE19863638146 patent/DE3638146A1/de active Granted
-
1987
- 1987-10-23 NO NO874417A patent/NO874417L/no unknown
- 1987-11-02 FI FI874820A patent/FI874820A/fi not_active IP Right Cessation
- 1987-11-04 ES ES198787116190T patent/ES2035842T3/es not_active Expired - Lifetime
- 1987-11-04 PT PT86079A patent/PT86079B/pt not_active IP Right Cessation
- 1987-11-04 DE DE8787116190T patent/DE3782312D1/de not_active Expired - Fee Related
- 1987-11-04 AT AT87116190T patent/ATE81743T1/de not_active IP Right Cessation
- 1987-11-04 EP EP87116190A patent/EP0267529B1/de not_active Expired - Lifetime
- 1987-11-06 KR KR870012496A patent/KR880006938A/ko not_active Application Discontinuation
- 1987-11-06 JP JP62279436A patent/JPH0754566B2/ja not_active Expired - Lifetime
- 1987-11-06 PL PL26866087A patent/PL268660A1/xx unknown
- 1987-11-06 DK DK582987A patent/DK582987A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FI874820A0 (fi) | 1987-11-02 |
| EP0267529A3 (en) | 1989-07-26 |
| NO874417L (no) | 1988-05-09 |
| JPS63140403A (ja) | 1988-06-13 |
| ATE81743T1 (de) | 1992-11-15 |
| EP0267529B1 (de) | 1992-10-21 |
| DK582987D0 (da) | 1987-11-06 |
| PL268660A1 (en) | 1988-09-01 |
| DE3638146C2 (pt) | 1988-12-01 |
| EP0267529A2 (de) | 1988-05-18 |
| ES2035842T3 (es) | 1993-05-01 |
| DK582987A (da) | 1988-05-09 |
| FI874820A (fi) | 1988-05-09 |
| NO874417D0 (no) | 1987-10-23 |
| JPH0754566B2 (ja) | 1995-06-07 |
| PT86079B (pt) | 1994-11-30 |
| KR880006938A (ko) | 1988-07-25 |
| DE3782312D1 (de) | 1992-11-26 |
| DE3638146A1 (de) | 1988-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG3A | Patent granted, date of granting |
Effective date: 19940525 |
|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19961130 |