JPS6317242B1 - - Google Patents
Info
- Publication number
- JPS6317242B1 JPS6317242B1 JP79500285A JP50028578A JPS6317242B1 JP S6317242 B1 JPS6317242 B1 JP S6317242B1 JP 79500285 A JP79500285 A JP 79500285A JP 50028578 A JP50028578 A JP 50028578A JP S6317242 B1 JPS6317242 B1 JP S6317242B1
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- amplifier
- resistor
- input terminal
- 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.)
- Pending
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
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L5/00—Automatic control of voltage, current, or power
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP1978/000040 WO1980001224A1 (en) | 1978-12-05 | 1978-12-05 | Amplitude control circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6317242B1 true JPS6317242B1 (enExample) | 1988-04-13 |
Family
ID=13649520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP79500285A Pending JPS6317242B1 (enExample) | 1978-12-05 | 1978-12-05 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4430627A (enExample) |
| EP (1) | EP0022866B1 (enExample) |
| JP (1) | JPS6317242B1 (enExample) |
| DE (1) | DE2862467D1 (enExample) |
| WO (1) | WO1980001224A1 (enExample) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6278338B1 (en) * | 2000-05-01 | 2001-08-21 | Silicon Wave Inc. | Crystal oscillator with peak detector amplitude control |
| US6795843B1 (en) * | 2000-11-08 | 2004-09-21 | Sequoia Communications | Low-distortion differential circuit |
| US7171170B2 (en) | 2001-07-23 | 2007-01-30 | Sequoia Communications | Envelope limiting for polar modulators |
| US6985703B2 (en) | 2001-10-04 | 2006-01-10 | Sequoia Corporation | Direct synthesis transmitter |
| US7231266B2 (en) * | 2002-03-13 | 2007-06-12 | Toshiji Kato | Digital control device and program |
| US7489916B1 (en) | 2002-06-04 | 2009-02-10 | Sequoia Communications | Direct down-conversion mixer architecture |
| US6825736B1 (en) * | 2003-05-30 | 2004-11-30 | Freescale Semiconductor, Inc. | Method and apparatus for controlling a voltage controlled oscillator |
| US7609118B1 (en) | 2003-12-29 | 2009-10-27 | Sequoia Communications | Phase-locked loop calibration system |
| US7496338B1 (en) | 2003-12-29 | 2009-02-24 | Sequoia Communications | Multi-segment gain control system |
| US7522017B1 (en) | 2004-04-21 | 2009-04-21 | Sequoia Communications | High-Q integrated RF filters |
| US7672648B1 (en) | 2004-06-26 | 2010-03-02 | Quintics Holdings | System for linear amplitude modulation |
| US7479815B1 (en) | 2005-03-01 | 2009-01-20 | Sequoia Communications | PLL with dual edge sensitivity |
| US7548122B1 (en) | 2005-03-01 | 2009-06-16 | Sequoia Communications | PLL with switched parameters |
| US7675379B1 (en) | 2005-03-05 | 2010-03-09 | Quintics Holdings | Linear wideband phase modulation system |
| US7595626B1 (en) | 2005-05-05 | 2009-09-29 | Sequoia Communications | System for matched and isolated references |
| US20070205200A1 (en) * | 2006-03-02 | 2007-09-06 | Brain Box Concepts | Soap bar holder and method of supporting a soap bar |
| US7974374B2 (en) | 2006-05-16 | 2011-07-05 | Quintic Holdings | Multi-mode VCO for direct FM systems |
| US7522005B1 (en) | 2006-07-28 | 2009-04-21 | Sequoia Communications | KFM frequency tracking system using an analog correlator |
| US7679468B1 (en) | 2006-07-28 | 2010-03-16 | Quintic Holdings | KFM frequency tracking system using a digital correlator |
| US7894545B1 (en) | 2006-08-14 | 2011-02-22 | Quintic Holdings | Time alignment of polar transmitter |
| US7920033B1 (en) | 2006-09-28 | 2011-04-05 | Groe John B | Systems and methods for frequency modulation adjustment |
| US9099956B2 (en) | 2011-04-26 | 2015-08-04 | King Abdulaziz City For Science And Technology | Injection locking based power amplifier |
| ITVI20120280A1 (it) * | 2012-10-22 | 2014-04-23 | Cartigliano Off Spa | Dispositivo generatore di un campo elettromagnetico alternato in radiofrequenza, metodo di controllo ed impianto utilizzante tale dispositivo |
| US12360086B2 (en) | 2021-06-07 | 2025-07-15 | The Boeing Company | Active temperature compensation technique for structural health monitoring sensors |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2831975A (en) | 1955-05-26 | 1958-04-22 | Solartron Electronic Group | Low frequency oscillators and the measuring of the amplitude of low frequency oscillations |
| US3851276A (en) | 1974-04-15 | 1974-11-26 | Rca Corp | Oscillator using controllable gain differential amplifier with three feedback circuits |
| JPS52119151A (en) * | 1976-03-31 | 1977-10-06 | Enuefu Kairo Setsukei Burotsuk | Oscillator |
| DE2714673A1 (de) * | 1976-04-06 | 1977-10-20 | Chauvin Arnoux Sa | Regelbarer referenz- oder eichoszillator mit konstanter amplitude |
| DE2929355C2 (de) | 1979-07-20 | 1984-10-18 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Monolithisch bipolar-integrierte amplitudengeregelte Oszillatorschaltung |
-
1978
- 1978-12-05 JP JP79500285A patent/JPS6317242B1/ja active Pending
- 1978-12-05 WO PCT/JP1978/000040 patent/WO1980001224A1/ja not_active Ceased
- 1978-12-05 US US06/212,086 patent/US4430627A/en not_active Expired - Lifetime
- 1978-12-05 DE DE7979900105T patent/DE2862467D1/de not_active Expired
-
1980
- 1980-06-17 EP EP79900105A patent/EP0022866B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0022866A1 (en) | 1981-01-28 |
| EP0022866B1 (en) | 1985-06-05 |
| EP0022866A4 (en) | 1981-03-27 |
| WO1980001224A1 (en) | 1980-06-12 |
| DE2862467D1 (en) | 1985-07-11 |
| US4430627A (en) | 1984-02-07 |
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