JPS4991356A - - Google Patents
Info
- Publication number
- JPS4991356A JPS4991356A JP48142550A JP14255073A JPS4991356A JP S4991356 A JPS4991356 A JP S4991356A JP 48142550 A JP48142550 A JP 48142550A JP 14255073 A JP14255073 A JP 14255073A JP S4991356 A JPS4991356 A JP S4991356A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
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
-
- 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
- H03G3/12—Manually-operated control in untuned amplifiers having semiconductor devices incorporating negative feedback
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722262580 DE2262580C3 (de) | 1972-12-21 | Schaltungsanordnung zur elektronischen Verstärkungseinstellung, insbesondere elektronischer Lautstärkeeinsteller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4991356A true JPS4991356A (US06582424-20030624-M00016.png) | 1974-08-31 |
| JPS5333380B2 JPS5333380B2 (US06582424-20030624-M00016.png) | 1978-09-13 |
Family
ID=5865039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14255073A Expired JPS5333380B2 (US06582424-20030624-M00016.png) | 1972-12-21 | 1973-12-21 |
Country Status (12)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5255148U (US06582424-20030624-M00016.png) * | 1975-10-20 | 1977-04-21 | ||
| JPS54854A (en) * | 1977-06-03 | 1979-01-06 | Sharp Corp | Multi-function analog signal process circuit |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7405441A (nl) * | 1974-04-23 | 1975-10-27 | Philips Nv | Nauwkeurige stroombronschakeling. |
| US4017804A (en) * | 1975-12-05 | 1977-04-12 | Hewlett-Packard Company | Broad band variable gain amplifier |
| NL7604570A (nl) * | 1976-04-29 | 1977-11-01 | Philips Nv | Stroomverdeelschakeling voor het realiseren van een aantal stromen die onderling zeer nauwkeurig een bepaalde grootteverhouding vertonen. |
| 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. |
| US4242650A (en) * | 1978-11-13 | 1980-12-30 | Bell Telephone Laboratories, Incorporated | Active variable equalizer |
| US4413235A (en) * | 1981-02-23 | 1983-11-01 | Motorola, Inc. | Low temperature coefficient logarithmic electronic gain controlled amplifier |
| JPS5857807A (ja) * | 1981-10-02 | 1983-04-06 | Sony Corp | 電圧制御可変利得回路 |
| JPS59117815A (ja) * | 1982-12-25 | 1984-07-07 | Nippon Gakki Seizo Kk | 電気抵抗制御回路 |
| NL8602409A (nl) * | 1986-09-24 | 1988-04-18 | Philips Nv | Regelbare versterker. |
| DE69323483T2 (de) * | 1993-04-06 | 1999-06-24 | Stmicroelectronics S.R.L., Agrate Brianza, Mailand/Milano | Veränderliche Verstärkungsregelung für Anordnungen mit niedriger Speisespannung |
| DE4332658C2 (de) * | 1993-09-25 | 1997-04-30 | Philips Patentverwaltung | Schaltungsanordnung zum Demodulieren eines Signals |
| US5550507A (en) * | 1995-10-03 | 1996-08-27 | U.S. Philips Corporation | Demodulator employing cyclic switching of the gain factor of an operational amplifier between different predetermined values |
| US5751190A (en) * | 1996-08-22 | 1998-05-12 | Northern Telecom Limited | Gain-controlled amplifier and distributed amplifier |
| US20070065550A1 (en) * | 2005-09-20 | 2007-03-22 | Kraft Foods Holdings, Inc. | Method and system for making shredded cheese |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE631259A (US06582424-20030624-M00016.png) * | 1962-04-20 | |||
| US3474347A (en) * | 1967-09-26 | 1969-10-21 | Keithley Instruments | Opeational amplifier |
| US3684974A (en) * | 1968-01-29 | 1972-08-15 | Motorola Inc | Automatic gain control rf-if amplifier |
| NL166162C (nl) * | 1971-05-14 | 1981-06-15 | Philips Nv | Versterkerschakeling met regelbare versterking. |
| US3731215A (en) * | 1971-08-06 | 1973-05-01 | Gen Electric | Amplifier of controllable gain |
| US3727146A (en) * | 1971-12-20 | 1973-04-10 | Us Navy | Linear, voltage variable, temperature stable gain control |
| JPS52661B2 (US06582424-20030624-M00016.png) * | 1972-01-11 | 1977-01-10 |
-
1973
- 1973-11-29 US US420268A patent/US3891937A/en not_active Expired - Lifetime
- 1973-11-30 GB GB5562473A patent/GB1455703A/en not_active Expired
- 1973-12-06 CA CA187,542A patent/CA1009318A/en not_active Expired
- 1973-12-15 NL NL7317225A patent/NL7317225A/xx unknown
- 1973-12-18 AT AT1060273A patent/AT345346B/de not_active IP Right Cessation
- 1973-12-18 IT IT70741/73A patent/IT1000548B/it active
- 1973-12-18 SE SE7317063A patent/SE396262B/xx unknown
- 1973-12-18 ES ES421612A patent/ES421612A1/es not_active Expired
- 1973-12-18 DK DK688173A patent/DK144046C/da not_active IP Right Cessation
- 1973-12-20 BE BE139121A patent/BE808923A/xx not_active IP Right Cessation
- 1973-12-21 JP JP14255073A patent/JPS5333380B2/ja not_active Expired
- 1973-12-21 FR FR7345963A patent/FR2211805B1/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5255148U (US06582424-20030624-M00016.png) * | 1975-10-20 | 1977-04-21 | ||
| JPS54854A (en) * | 1977-06-03 | 1979-01-06 | Sharp Corp | Multi-function analog signal process circuit |
| JPS5745493B2 (US06582424-20030624-M00016.png) * | 1977-06-03 | 1982-09-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2262580B2 (de) | 1976-02-12 |
| GB1455703A (en) | 1976-11-17 |
| ES421612A1 (es) | 1976-05-01 |
| IT1000548B (it) | 1976-04-10 |
| JPS5333380B2 (US06582424-20030624-M00016.png) | 1978-09-13 |
| FR2211805B1 (US06582424-20030624-M00016.png) | 1976-11-19 |
| NL7317225A (US06582424-20030624-M00016.png) | 1974-06-25 |
| SE396262B (sv) | 1977-09-12 |
| AT345346B (de) | 1978-09-11 |
| FR2211805A1 (US06582424-20030624-M00016.png) | 1974-07-19 |
| US3891937A (en) | 1975-06-24 |
| CA1009318A (en) | 1977-04-26 |
| DE2262580A1 (de) | 1974-07-11 |
| DK144046C (da) | 1982-04-26 |
| DK144046B (da) | 1981-11-23 |
| ATA1060273A (de) | 1978-01-15 |
| BE808923A (fr) | 1974-06-20 |
