JPS5513597A - Automatic gain control amplifier for composite video signal - Google Patents
Automatic gain control amplifier for composite video signalInfo
- Publication number
- JPS5513597A JPS5513597A JP5684279A JP5684279A JPS5513597A JP S5513597 A JPS5513597 A JP S5513597A JP 5684279 A JP5684279 A JP 5684279A JP 5684279 A JP5684279 A JP 5684279A JP S5513597 A JPS5513597 A JP S5513597A
- Authority
- JP
- Japan
- Prior art keywords
- video signal
- gain control
- automatic gain
- composite video
- control amplifier
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/16—Automatic control
- H03G5/18—Automatic control in untuned amplifiers
- H03G5/20—Automatic control in untuned amplifiers having discharge tubes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/10—Adaptations for transmission by electrical cable
- H04N7/102—Circuits therefor, e.g. noise reducers, equalisers, amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Picture Signal Circuits (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/905,185 US4220931A (en) | 1978-05-12 | 1978-05-12 | Composite video automatic gain control amplifier |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5513597A true JPS5513597A (en) | 1980-01-30 |
Family
ID=25420396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5684279A Pending JPS5513597A (en) | 1978-05-12 | 1979-05-09 | Automatic gain control amplifier for composite video signal |
Country Status (7)
Country | Link |
---|---|
US (1) | US4220931A (ja) |
JP (1) | JPS5513597A (ja) |
CA (1) | CA1141831A (ja) |
DE (1) | DE2917489A1 (ja) |
FR (1) | FR2425766B1 (ja) |
GB (1) | GB2021360B (ja) |
NL (1) | NL7903740A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0373673A (ja) * | 1989-07-26 | 1991-03-28 | Hughes Aircraft Co | ビデオ前置増幅回路 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2950584C2 (de) * | 1979-12-15 | 1984-07-12 | Robert Bosch Gmbh, 7000 Stuttgart | Schaltungsanordnung mit steuerbarem Widerstand |
US4323923A (en) * | 1980-10-06 | 1982-04-06 | Zenith Radio Corporation | AGC-Clamped video amplifier |
US4525684A (en) * | 1984-06-25 | 1985-06-25 | Rockwell International Corporation | Auto-equalizer apparatus |
JPH0614268Y2 (ja) * | 1984-07-10 | 1994-04-13 | パイオニア株式会社 | 特性可変増幅回路 |
FR2693609B1 (fr) * | 1992-07-07 | 1994-08-19 | Alcatel Reseaux Entreprise | Procédé de correction des pertes affectant un signal vidéo transmis par une liaison de type paire de fils et interface dotée d'un agencement de correction correspondant. |
US8611844B2 (en) * | 2011-02-28 | 2013-12-17 | Silicon Laboratories Inc. | Low noise amplifier and method of input impedance control for terrestrial and cable modes |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB721941A (en) * | 1951-01-12 | 1955-01-19 | Gen Electric Co Ltd | Improvements in or relating to electrical communication systems |
US2929062A (en) * | 1955-08-29 | 1960-03-15 | Citizens Bank Of Maryland | Automatic frequency-compensated gain control for multi-channel television distribution lines |
DE2013365B2 (de) * | 1970-03-20 | 1972-08-03 | Robert Bosch Elektronik Gmbh, 1000 Berlin Und 7000 Stuttgart | Mehrstufiger transistorverstaerker fuer schwerhoerigengeraete |
DE2047755B2 (de) * | 1970-09-29 | 1971-07-08 | Robert Bosch Elektronik Gmbh, 1000 Berlin Und 7000 Stuttgart | Einrichtung zur selbsstaetigen verstaerkungsregelung fuer einen verstaerker, insbesondere transistor verstaerker, in hochfrequenzspannungen fuehrenden kabelnetzen |
GB1328940A (en) * | 1971-08-23 | 1973-09-05 | Hewlett Packard Co | Amplifier circuits |
JPS5226851B2 (ja) * | 1972-08-30 | 1977-07-16 | ||
DE2419279C3 (de) * | 1974-04-22 | 1982-03-04 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Fernsehsystem |
DE2451387A1 (de) * | 1974-10-29 | 1976-05-06 | Standard Elektrik Lorenz Ag | Anordnung zur pilotgesteuerten pegelregelung von uebertragungsstrecken |
US3944943A (en) * | 1974-11-29 | 1976-03-16 | Gte Sylvania Incorporated | Broadband amplifier |
US4078157A (en) * | 1976-10-18 | 1978-03-07 | Gte Automatic Electric Laboratories Incorporated | Method and apparatus for regenerating a modified duobinary signal |
-
1978
- 1978-05-12 US US05/905,185 patent/US4220931A/en not_active Expired - Lifetime
-
1979
- 1979-04-24 GB GB7914204A patent/GB2021360B/en not_active Expired
- 1979-04-30 DE DE19792917489 patent/DE2917489A1/de active Granted
- 1979-05-09 JP JP5684279A patent/JPS5513597A/ja active Pending
- 1979-05-11 CA CA000327468A patent/CA1141831A/en not_active Expired
- 1979-05-11 NL NL7903740A patent/NL7903740A/xx not_active Application Discontinuation
- 1979-05-11 FR FR7912119A patent/FR2425766B1/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0373673A (ja) * | 1989-07-26 | 1991-03-28 | Hughes Aircraft Co | ビデオ前置増幅回路 |
Also Published As
Publication number | Publication date |
---|---|
CA1141831A (en) | 1983-02-22 |
FR2425766B1 (fr) | 1987-11-20 |
GB2021360A (en) | 1979-11-28 |
DE2917489C2 (ja) | 1988-10-20 |
FR2425766A1 (fr) | 1979-12-07 |
DE2917489A1 (de) | 1979-11-15 |
US4220931A (en) | 1980-09-02 |
GB2021360B (en) | 1982-10-20 |
NL7903740A (nl) | 1979-11-14 |
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