NL7117199A - - Google Patents
Info
- Publication number
- NL7117199A NL7117199A NL7117199A NL7117199A NL7117199A NL 7117199 A NL7117199 A NL 7117199A NL 7117199 A NL7117199 A NL 7117199A NL 7117199 A NL7117199 A NL 7117199A NL 7117199 A NL7117199 A NL 7117199A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
- H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors
-
- 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
- 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 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3063—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver using at least one transistor as controlling device, the transistor being used as a variable impedance device
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
- Television Receiver Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US9827970A | 1970-12-15 | 1970-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7117199A true NL7117199A (cg-RX-API-DMAC7.html) | 1972-06-19 |
Family
ID=22268598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7117199A NL7117199A (cg-RX-API-DMAC7.html) | 1970-12-15 | 1971-12-15 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3641450A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5213703B1 (cg-RX-API-DMAC7.html) |
| NL (1) | NL7117199A (cg-RX-API-DMAC7.html) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5329082Y2 (cg-RX-API-DMAC7.html) * | 1973-08-08 | 1978-07-21 | ||
| US3838210A (en) * | 1973-10-01 | 1974-09-24 | Gen Electric | Automatic gain control system and amplifier of controllable gain |
| US3962650A (en) * | 1973-11-21 | 1976-06-08 | Motorola, Inc. | Integrated circuit amplifier having controlled gain and stable quiescent output voltage level |
| JPS6013327B2 (ja) * | 1975-05-07 | 1985-04-06 | 日本電気株式会社 | 直流制御型出力レベル調整回路 |
| USRE30572E (en) * | 1976-05-27 | 1981-04-07 | Rca Corporation | Low distortion signal amplifier arrangement |
| US4081758A (en) * | 1976-05-27 | 1978-03-28 | Rca Corporation | Low distortion signal amplifier arrangement |
| JPS5320844A (en) * | 1976-08-11 | 1978-02-25 | Hitachi Ltd | Gain control circuit |
| US4155047A (en) * | 1978-01-11 | 1979-05-15 | Baskind David Lee | Voltage controlled attenuator |
| US4344044A (en) * | 1980-04-23 | 1982-08-10 | Rca Corporation | Gain-controlled amplifier utilizing variable emitter degeneration and collector load impedance |
| US4345214A (en) * | 1980-04-23 | 1982-08-17 | Rca Corporation | Variable emitter degeneration gain-controlled amplifier |
| US4344043A (en) * | 1980-04-23 | 1982-08-10 | Rca Corporation | Variable load impedance gain-controlled amplifier |
| US4329713A (en) * | 1980-06-26 | 1982-05-11 | Rca Corporation | Television automatic gain control system |
| US4366443A (en) * | 1980-06-26 | 1982-12-28 | Rca Corporation | Television intermediate frequency amplifier |
| US4413235A (en) * | 1981-02-23 | 1983-11-01 | Motorola, Inc. | Low temperature coefficient logarithmic electronic gain controlled amplifier |
| JPS592410A (ja) * | 1982-06-28 | 1984-01-09 | Sony Corp | 電流増幅器 |
| EP0205539A1 (en) * | 1984-12-29 | 1986-12-30 | Licencia Talalmanyokat Ertekesito Es Innovacios Külkereskedelmi Vallalat | Active circuit element |
| US5880631A (en) * | 1996-02-28 | 1999-03-09 | Qualcomm Incorporated | High dynamic range variable gain amplifier |
| BR9714291A (pt) * | 1997-01-27 | 2000-04-25 | Qualcomm Inc | Amplificador de ganho variável de elevada faixa dinâmica |
| US6882185B1 (en) | 1998-07-02 | 2005-04-19 | Qualcomm, Incorporated | Exponential current generator and method |
| US6684065B2 (en) * | 1999-12-20 | 2004-01-27 | Broadcom Corporation | Variable gain amplifier for low voltage applications |
| US6411132B2 (en) * | 1999-12-30 | 2002-06-25 | Intel Corporation | Matched current differential amplifier |
| US6509796B2 (en) | 2000-02-15 | 2003-01-21 | Broadcom Corporation | Variable transconductance variable gain amplifier utilizing a degenerated differential pair |
| AU2001238154A1 (en) * | 2000-02-15 | 2001-08-27 | Broadcom Corporation | Variable transconductance variable gain amplifier utilizing degenerated differential pair |
| KR100785533B1 (ko) * | 2000-02-24 | 2007-12-12 | 엔엑스피 비 브이 | 차동 쌍의 트랜스컨덕턴스를 축퇴시키는 축퇴 수단이 제공되는 차동 쌍과 보조 회로를 포함하는 전자 회로 |
| EP1128546A1 (en) * | 2000-02-28 | 2001-08-29 | Deutsche Thomson-Brandt Gmbh | Upconverter mixer circuit |
| US6864723B2 (en) * | 2000-09-27 | 2005-03-08 | Broadcom Corporation | High-swing transconductance amplifier |
| US6741121B2 (en) * | 2002-08-27 | 2004-05-25 | Micron Technology, Inc. | Differential amplifier common mode noise compensation |
| US6731150B2 (en) | 2002-08-28 | 2004-05-04 | Micron Technology, Inc. | Amplifiers with variable swing control |
| US6693485B1 (en) * | 2002-08-29 | 2004-02-17 | Micron Technology, Inc. | Differential amplifiers with increased input ranges |
| JP2004304775A (ja) * | 2003-03-19 | 2004-10-28 | Sanyo Electric Co Ltd | 可変インピーダンス回路、可変利得型差動増幅器、乗算器、高周波回路および差動分布型増幅器 |
| JP4054716B2 (ja) * | 2003-05-16 | 2008-03-05 | 沖電気工業株式会社 | 可変ゲインアンプ及びａｍ変調信号受信回路及び検波回路 |
| JP2005151460A (ja) * | 2003-11-19 | 2005-06-09 | Toyota Industries Corp | Ａｍ中間周波可変利得増幅回路、可変利得増幅回路及びその半導体集積回路 |
| US7218174B2 (en) * | 2005-02-14 | 2007-05-15 | Semiconductor Components Industries, L.L.C. | Delay circuit and method therefor |
| GB2434494B (en) * | 2006-01-24 | 2008-02-06 | Toumaz Technology Ltd | Low noise amplifier |
| KR101787761B1 (ko) * | 2011-08-09 | 2017-10-18 | 삼성전자주식회사 | Ｒｆ 증폭기 |
| US9350308B2 (en) * | 2014-06-04 | 2016-05-24 | Analog Devices Global | Gain boosted differential transconductance amplifier |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3573491A (en) * | 1967-08-28 | 1971-04-06 | Ibm | Video logarithmic amplifier |
| US3564439A (en) * | 1969-05-21 | 1971-02-16 | Bell Telephone Labor Inc | Differential amplifier |
-
1970
- 1970-12-15 US US98279A patent/US3641450A/en not_active Expired - Lifetime
-
1971
- 1971-12-01 JP JP46096371A patent/JPS5213703B1/ja active Pending
- 1971-12-15 NL NL7117199A patent/NL7117199A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5213703B1 (cg-RX-API-DMAC7.html) | 1977-04-16 |
| US3641450A (en) | 1972-02-08 |