IT1136892B - Amplificatore a frequenza intermedia per apparecchi di televisione,con stabilizzazione a retroazione - Google Patents
Amplificatore a frequenza intermedia per apparecchi di televisione,con stabilizzazione a retroazioneInfo
- Publication number
- IT1136892B IT1136892B IT22498/81A IT2249881A IT1136892B IT 1136892 B IT1136892 B IT 1136892B IT 22498/81 A IT22498/81 A IT 22498/81A IT 2249881 A IT2249881 A IT 2249881A IT 1136892 B IT1136892 B IT 1136892B
- Authority
- IT
- Italy
- Prior art keywords
- stabilization
- feedback
- intermediate frequency
- frequency amplifier
- television equipment
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/52—Automatic gain control
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
- H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Control Of Amplification And Gain Control (AREA)
- Television Receiver Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/163,144 US4342005A (en) | 1980-06-26 | 1980-06-26 | Television intermediate frequency amplifier with feedback stabilization |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8122498A0 IT8122498A0 (it) | 1981-06-22 |
IT1136892B true IT1136892B (it) | 1986-09-03 |
Family
ID=22588675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22498/81A IT1136892B (it) | 1980-06-26 | 1981-06-22 | Amplificatore a frequenza intermedia per apparecchi di televisione,con stabilizzazione a retroazione |
Country Status (9)
Country | Link |
---|---|
US (1) | US4342005A (it) |
JP (1) | JPS5744311A (it) |
AT (1) | AT383448B (it) |
AU (1) | AU544121B2 (it) |
CA (1) | CA1170730A (it) |
DE (1) | DE3125200C2 (it) |
FR (1) | FR2485847B1 (it) |
GB (1) | GB2079079B (it) |
IT (1) | IT1136892B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR940007241B1 (ko) * | 1992-03-09 | 1994-08-10 | 삼성전자 주식회사 | 반도체 메모리 장치의 로우 리던던시장치 |
US5365279A (en) * | 1992-09-08 | 1994-11-15 | Samsung Electronics Co., Ltd. | Using D-C feedback with on-chip filtering to balance I-F drive to second detector in monolithic IC |
US5331290A (en) * | 1992-09-08 | 1994-07-19 | Samsung Electronics Co., Ltd. | Variable gain amplifier |
DE69427471T2 (de) * | 1994-07-29 | 2002-04-25 | Stmicroelectronics S.R.L., Agrate Brianza | Transkonduktanzstufe mit gesteuerter Verstärkung |
KR960009110U (ko) * | 1994-08-12 | 1996-03-16 | 오디오 시스템의 직류 오프셋 보상회로 | |
RU178364U1 (ru) * | 2017-08-15 | 2018-03-30 | федеральное государственное автономное образовательное учреждение высшего образования "Южный федеральный университет" (Южный федеральный университет) | Детектор амплитудно-модулированных сигналов |
US11735902B2 (en) | 2020-03-24 | 2023-08-22 | Analog Devices International Unlimited Company | Bipolar junction transistor heater circuit |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3331028A (en) * | 1965-01-21 | 1967-07-11 | Avco Corp | Multistage transistor amplifier in which the impedances of the various stages are successively varied to control gain |
US3569740A (en) * | 1966-12-27 | 1971-03-09 | Rca Corp | Signal translating system providing amplification and limiting |
JPS543451A (en) * | 1977-06-09 | 1979-01-11 | Matsushita Electric Ind Co Ltd | High frequency amplifying device |
JPS5429919A (en) * | 1977-08-10 | 1979-03-06 | Hitachi Ltd | Video signal processing circuit |
US4293822A (en) * | 1979-11-09 | 1981-10-06 | General Electric Company | Gated AGC amplifier with dc feedback |
JPS5699559A (en) * | 1980-01-10 | 1981-08-10 | Oki Electric Ind Co Ltd | Memory control system |
US4366443A (en) * | 1980-06-26 | 1982-12-28 | Rca Corporation | Television intermediate frequency amplifier |
-
1980
- 1980-06-26 US US06/163,144 patent/US4342005A/en not_active Expired - Lifetime
-
1981
- 1981-06-18 CA CA000380142A patent/CA1170730A/en not_active Expired
- 1981-06-19 AU AU71987/81A patent/AU544121B2/en not_active Expired
- 1981-06-22 IT IT22498/81A patent/IT1136892B/it active
- 1981-06-23 GB GB8119309A patent/GB2079079B/en not_active Expired
- 1981-06-25 JP JP56099560A patent/JPS5744311A/ja active Granted
- 1981-06-25 FR FR8112549A patent/FR2485847B1/fr not_active Expired
- 1981-06-26 AT AT0286481A patent/AT383448B/de not_active IP Right Cessation
- 1981-06-26 DE DE3125200A patent/DE3125200C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU7198781A (en) | 1982-01-07 |
JPS5744311A (en) | 1982-03-12 |
IT8122498A0 (it) | 1981-06-22 |
DE3125200C2 (de) | 1987-05-14 |
CA1170730A (en) | 1984-07-10 |
GB2079079A (en) | 1982-01-13 |
FR2485847B1 (fr) | 1986-10-31 |
ATA286481A (de) | 1986-11-15 |
AU544121B2 (en) | 1985-05-16 |
US4342005A (en) | 1982-07-27 |
AT383448B (de) | 1987-07-10 |
GB2079079B (en) | 1984-08-22 |
FR2485847A1 (fr) | 1981-12-31 |
JPS6335122B2 (it) | 1988-07-13 |
DE3125200A1 (de) | 1982-03-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970630 |