DD158458A5 - Verstaerkerschaltung mit steuerbarem verstaerkungsgrad - Google Patents
Verstaerkerschaltung mit steuerbarem verstaerkungsgrad Download PDFInfo
- Publication number
- DD158458A5 DD158458A5 DD81229456A DD22945681A DD158458A5 DD 158458 A5 DD158458 A5 DD 158458A5 DD 81229456 A DD81229456 A DD 81229456A DD 22945681 A DD22945681 A DD 22945681A DD 158458 A5 DD158458 A5 DD 158458A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- amplifier
- electrode
- emitter
- gain control
- current
- Prior art date
Links
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 claims 1
- 230000003321 amplification Effects 0.000 abstract description 8
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000282376 Panthera tigris Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/02—Manually-operated control
- H03G3/04—Manually-operated control in untuned amplifiers
- H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices
-
- 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
-
- 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
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/143,035 US4345214A (en) | 1980-04-23 | 1980-04-23 | Variable emitter degeneration gain-controlled amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD158458A5 true DD158458A5 (de) | 1983-01-12 |
Family
ID=22502323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD81229456A DD158458A5 (de) | 1980-04-23 | 1981-04-23 | Verstaerkerschaltung mit steuerbarem verstaerkungsgrad |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US4345214A (it) |
| JP (1) | JPS56168415A (it) |
| KR (1) | KR850000733B1 (it) |
| AR (1) | AR231889A1 (it) |
| AT (1) | AT383236B (it) |
| AU (1) | AU542842B2 (it) |
| BE (1) | BE888511A (it) |
| CA (1) | CA1170731A (it) |
| DD (1) | DD158458A5 (it) |
| DE (1) | DE3116228C2 (it) |
| DK (1) | DK157966C (it) |
| ES (1) | ES501552A0 (it) |
| FI (1) | FI74367C (it) |
| FR (1) | FR2481541B1 (it) |
| GB (1) | GB2074410B (it) |
| IT (1) | IT1194044B (it) |
| NL (1) | NL190681C (it) |
| NZ (1) | NZ196874A (it) |
| PL (1) | PL135040B1 (it) |
| PT (1) | PT72855B (it) |
| SE (1) | SE448801B (it) |
| SU (1) | SU1268118A3 (it) |
| ZA (1) | ZA812598B (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5952874A (ja) * | 1982-09-20 | 1984-03-27 | Toshiba Corp | 利得制御回路装置 |
| JP3935948B2 (ja) * | 1996-05-09 | 2007-06-27 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 可制御相互コンダクタンスを有する縮退差動対 |
| 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 |
| US8611836B2 (en) * | 2010-08-25 | 2013-12-17 | Skyworks Solutions, Inc. | Amplifier gain adjustment in response to reduced supply voltage |
| RU2719419C1 (ru) * | 2019-12-16 | 2020-04-17 | Открытое акционерное общество "Межгосударственная Корпорация Развития" (ОАО"Межгосударственная Корпорация Развития") | Способ автоматической регулировки усиления и устройство его реализующее |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3002090A (en) | 1958-08-27 | 1961-09-26 | Hazeltine Research Inc | Automatic-gain-control system |
| DE1247405B (de) | 1960-06-09 | 1967-08-17 | Telefunken Patent | In einem weiten Bereich regelbarer einstufiger Transistorverstaerker |
| DE1285547B (de) * | 1965-04-17 | 1968-12-19 | Te Ka De Fernmeldeapp Gmbh | Verfahren zur automatischen Verstaerkungsregelung einer gegengekoppelten Transistor-Verstaerkerstufe in Emitterschaltung |
| DE1943788A1 (de) * | 1969-08-28 | 1971-03-04 | Siemens Ag | Schaltungsanordnung fuer eine integrierte Verstaerkerstufe mit gesteuerter Gegenkopplung |
| US3641450A (en) * | 1970-12-15 | 1972-02-08 | Motorola Inc | Gain controlled differential amplifier circuit |
| US3700937A (en) * | 1971-07-01 | 1972-10-24 | Branson Instr | Submersible ultrasonic transducer assembly |
| FR2204333A5 (it) * | 1972-10-20 | 1974-05-17 | Thomson Csf | |
| DE2262089C3 (de) | 1972-12-19 | 1975-10-30 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zur elektronischen Frequenzbeeinflussung, insbesondere elektronischer Klangeinsteller |
| JPS5625815B2 (it) * | 1974-02-14 | 1981-06-15 | ||
| NL161318C (nl) | 1974-06-17 | 1980-01-15 | Philips Nv | Symmetrische inrichting voor het vormen van een regel- bare wisselstroomweerstand. |
| US4131809A (en) * | 1974-06-17 | 1978-12-26 | U.S. Philips Corporation | Symmetrical arrangement for forming a variable alternating-current resistance |
| DE2804142C3 (de) * | 1978-01-31 | 1982-02-11 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur Kompensation von Verlustströmen, die in einem zur Verstärkungsregelung von integrierten, breitbandigen Differenzverstärkern verwendeten dynamischen Widerstand durch parasitäre Transistoren bedingt sind |
| US4267518A (en) * | 1979-09-13 | 1981-05-12 | Sperry Corporation | Gain controllable amplifier stage |
| US4344043A (en) * | 1980-04-23 | 1982-08-10 | Rca Corporation | Variable load impedance gain-controlled amplifier |
-
1980
- 1980-04-23 US US06/143,035 patent/US4345214A/en not_active Expired - Lifetime
-
1981
- 1981-04-03 IT IT20925/81A patent/IT1194044B/it active
- 1981-04-14 PT PT72855A patent/PT72855B/pt not_active IP Right Cessation
- 1981-04-14 CA CA000375486A patent/CA1170731A/en not_active Expired
- 1981-04-16 FI FI811188A patent/FI74367C/fi not_active IP Right Cessation
- 1981-04-16 SE SE8102482A patent/SE448801B/sv not_active IP Right Cessation
- 1981-04-16 AU AU69634/81A patent/AU542842B2/en not_active Ceased
- 1981-04-16 GB GB8112131A patent/GB2074410B/en not_active Expired
- 1981-04-17 PL PL1981230736A patent/PL135040B1/pl unknown
- 1981-04-17 JP JP5907981A patent/JPS56168415A/ja active Granted
- 1981-04-21 ZA ZA00812598A patent/ZA812598B/xx unknown
- 1981-04-21 BE BE0/204565A patent/BE888511A/fr not_active IP Right Cessation
- 1981-04-22 AR AR285048A patent/AR231889A1/es active
- 1981-04-22 FR FR8108019A patent/FR2481541B1/fr not_active Expired
- 1981-04-22 NL NL8101991A patent/NL190681C/xx not_active IP Right Cessation
- 1981-04-22 ES ES501552A patent/ES501552A0/es active Granted
- 1981-04-22 KR KR1019810001384A patent/KR850000733B1/ko active
- 1981-04-22 AT AT0182481A patent/AT383236B/de not_active IP Right Cessation
- 1981-04-22 DK DK179581A patent/DK157966C/da not_active IP Right Cessation
- 1981-04-22 SU SU813272953A patent/SU1268118A3/ru active
- 1981-04-22 NZ NZ196874A patent/NZ196874A/en unknown
- 1981-04-23 DE DE3116228A patent/DE3116228C2/de not_active Expired
- 1981-04-23 DD DD81229456A patent/DD158458A5/de not_active IP Right Cessation
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |