JPH0322723B2 - - Google Patents
Info
- Publication number
- JPH0322723B2 JPH0322723B2 JP56156096A JP15609681A JPH0322723B2 JP H0322723 B2 JPH0322723 B2 JP H0322723B2 JP 56156096 A JP56156096 A JP 56156096A JP 15609681 A JP15609681 A JP 15609681A JP H0322723 B2 JPH0322723 B2 JP H0322723B2
- Authority
- JP
- Japan
- Prior art keywords
- current
- transistors
- circuit
- transistor
- voltage
- 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.)
- Expired - Lifetime
Links
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Control Of Voltage And Current In General (AREA)
- Amplifiers (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56156096A JPS5857807A (ja) | 1981-10-02 | 1981-10-02 | 電圧制御可変利得回路 |
CA000411741A CA1189918A (en) | 1981-10-02 | 1982-09-20 | Voltage controlled variable gain circuit |
US06/424,406 US4516081A (en) | 1981-10-02 | 1982-09-27 | Voltage controlled variable gain circuit |
FR8216319A FR2514214B1 (fr) | 1981-10-02 | 1982-09-28 | Circuit a gain variable |
DE3236334A DE3236334C2 (de) | 1981-10-02 | 1982-09-30 | Verstärkungsschaltung |
GB08227875A GB2107948B (en) | 1981-10-02 | 1982-09-30 | Variable gain circuits |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56156096A JPS5857807A (ja) | 1981-10-02 | 1981-10-02 | 電圧制御可変利得回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5857807A JPS5857807A (ja) | 1983-04-06 |
JPH0322723B2 true JPH0322723B2 (US08124630-20120228-C00102.png) | 1991-03-27 |
Family
ID=15620216
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56156096A Granted JPS5857807A (ja) | 1981-10-02 | 1981-10-02 | 電圧制御可変利得回路 |
Country Status (6)
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6091426A (ja) * | 1983-10-25 | 1985-05-22 | Iwatsu Electric Co Ltd | 電源装置 |
JPS60103814A (ja) * | 1983-11-11 | 1985-06-08 | Toshiba Corp | 信号処理回路 |
EP0232699B1 (en) * | 1986-01-10 | 1993-05-26 | Hitachi, Ltd. | An amplifier circuit suitable for use as an active filter circuit |
US4714871A (en) * | 1986-12-18 | 1987-12-22 | Rca Corporation | Level shifter for a power supply regulator in a television apparatus |
JP2603968B2 (ja) * | 1987-10-12 | 1997-04-23 | 株式会社東芝 | 線形差動増幅回路 |
JPH0250607A (ja) * | 1988-08-12 | 1990-02-20 | Sanyo Electric Co Ltd | 利得制御増幅回路 |
DE3835499A1 (de) * | 1988-10-19 | 1990-04-26 | Philips Patentverwaltung | Schaltungsanordnung zum einstellen der amplitude eines signals |
US5724519A (en) * | 1989-02-17 | 1998-03-03 | Hitachi, Ltd. | Complementary transistor circuit and amplifier and CRT display device using the same |
US5245476A (en) * | 1989-03-14 | 1993-09-14 | Asahi Kogaku Kogyo Kabushiki Kaisha | Zoom lens barrel |
US5079515A (en) * | 1989-05-31 | 1992-01-07 | Kabushiki Kaisha Toshiba | Linearized differential amplifier |
US5185581A (en) * | 1992-03-26 | 1993-02-09 | Northern Telecom Limited | Differential amplifier and high frequency resonant circuits constructed therefrom |
US5623228A (en) * | 1993-05-17 | 1997-04-22 | Dan Inbar | Non-linear feedback network providing a linear transfer function |
US5410271A (en) * | 1993-05-17 | 1995-04-25 | Dan Inbar | Non-linear feedback network providing a linear transfer function |
US5374898A (en) * | 1993-07-30 | 1994-12-20 | Elantec, Inc. | Complementary gain control circuit |
US5424682A (en) * | 1994-08-01 | 1995-06-13 | Motorola, Inc. | Variable gain amplifier circuit |
US6028478A (en) * | 1998-07-13 | 2000-02-22 | Philips Electronics North America Corporation | Converter circuit and variable gain amplifier with temperature compensation |
US7345541B2 (en) * | 2005-10-25 | 2008-03-18 | Nortel Networks Limited | Apparatus for variable gain amplifiers and mixers |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5333380A (en) * | 1976-09-08 | 1978-03-29 | Furukawa Electric Co Ltd:The | Continuously bridging device for rubber plastic insulated cable |
JPS5646313A (en) * | 1979-09-21 | 1981-04-27 | Toshiba Corp | Variable gain amplifier |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2037695A1 (de) * | 1970-07-29 | 1972-02-10 | Siemens Ag | Integrierter Differenzverstärker mit gesteuerter Gegenkopplung |
US3891937A (en) * | 1972-12-21 | 1975-06-24 | Philips Corp | Circuit arrangement for electronic gain/control, in particular electronic volume control circuit |
FR2287806A1 (fr) * | 1974-10-10 | 1976-05-07 | Radiotechnique | Amplificateur a seuil a gain reglable |
DE2526310A1 (de) * | 1975-06-12 | 1976-12-23 | Philips Patentverwaltung | Schaltung zur elektronischen verstaerkungseinstellung |
JPS5472941A (en) * | 1977-11-24 | 1979-06-11 | Toko Inc | Transistor amplifier |
NL7802973A (nl) * | 1978-03-20 | 1979-09-24 | Philips Nv | Versterkerschakeling met regelbare versterkings- factor. |
JPS5627002A (en) * | 1979-08-07 | 1981-03-16 | Toshiba Corp | Labyrinth seal of steam turbine |
DE3007715A1 (de) * | 1980-02-29 | 1981-09-17 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verstaerkerschaltung mit durch eine steuerspannung steuerbarer gesamtverstaerkung |
DE3024142A1 (de) * | 1980-06-27 | 1982-01-21 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung mit zwei ueber kreuz gekoppelten differenzverstaerkern |
JPS5728410A (en) * | 1980-07-28 | 1982-02-16 | Sony Corp | Voltage controlled type variable gain circuit |
-
1981
- 1981-10-02 JP JP56156096A patent/JPS5857807A/ja active Granted
-
1982
- 1982-09-20 CA CA000411741A patent/CA1189918A/en not_active Expired
- 1982-09-27 US US06/424,406 patent/US4516081A/en not_active Expired - Lifetime
- 1982-09-28 FR FR8216319A patent/FR2514214B1/fr not_active Expired
- 1982-09-30 GB GB08227875A patent/GB2107948B/en not_active Expired
- 1982-09-30 DE DE3236334A patent/DE3236334C2/de not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5333380A (en) * | 1976-09-08 | 1978-03-29 | Furukawa Electric Co Ltd:The | Continuously bridging device for rubber plastic insulated cable |
JPS5646313A (en) * | 1979-09-21 | 1981-04-27 | Toshiba Corp | Variable gain amplifier |
Also Published As
Publication number | Publication date |
---|---|
JPS5857807A (ja) | 1983-04-06 |
FR2514214B1 (fr) | 1988-11-10 |
US4516081A (en) | 1985-05-07 |
FR2514214A1 (fr) | 1983-04-08 |
GB2107948B (en) | 1985-07-10 |
DE3236334C2 (de) | 1995-06-08 |
CA1189918A (en) | 1985-07-02 |
GB2107948A (en) | 1983-05-05 |
DE3236334A1 (de) | 1983-05-05 |