| Patents for H03G 1 - Details of arrangements for controlling amplification (4,021) |
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| 04/15/1997 | US5621358 Transconductor stage with controlled gain |
| 04/10/1997 | WO1997013121A1 Optical encoder for indicating the position of an adjustable member |
| 04/10/1997 | DE19537537A1 Amplifier with multiple DC-coupled amplification stages |
| 04/10/1997 | DE19536281A1 Wide-band amplifier device with dc coupled cascade stages e.g. for ultrasonic device |
| 04/08/1997 | US5619169 Variable gain differential amplifier |
| 04/02/1997 | CN1146670A Radio transmitter |
| 04/02/1997 | CN1146669A Power control circuit or transmission equipment |
| 03/19/1997 | EP0763887A1 Circuit for automatically regulating the gain of a differential amplifier |
| 03/12/1997 | EP0762638A2 Transmitting apparatus and method of adjusting gain of signal to be transmitted, and receiving apparatus and method of adjusting gain of received signal |
| 03/05/1997 | CN1144427A High-frequency amplifier, transmitting device and receiving device |
| 02/25/1997 | US5606277 AC coupling loops for current-to-voltage transimpedance amplifiers and methods of using same |
| 02/18/1997 | US5604460 Amplifier array and receiver circuit that includes the amplifier array |
| 02/18/1997 | US5604458 Scaler circuit |
| 02/13/1997 | WO1997005695A1 Field effect transistor cable television line amplifier |
| 02/11/1997 | US5602511 Capacitive transimpedance amplifier having dynamic compression |
| 02/06/1997 | WO1997004431A1 Remote control device for an entertainment system |
| 02/06/1997 | CA2226081A1 Remote control device for an entertainment system |
| 02/05/1997 | EP0757439A2 A variable resistor circuit, a variable attenuator circuit and a variable gain amplifier |
| 02/04/1997 | US5600278 Programmable instrumentation amplifier |
| 02/01/1997 | CA2182352A1 Variable resistor circuit, a variable attenuator circuit and a variable gain amplifier |
| 01/29/1997 | EP0756374A1 Gain selection technique |
| 01/28/1997 | US5598162 Removable audio remote controller for a microphone |
| 01/21/1997 | US5596651 System and method for electronic volume control of audio signals |
| 01/14/1997 | US5594633 Voltage-to-current converting circuit operating with low supply voltage |
| 01/14/1997 | US5594408 Potentiometer |
| 01/02/1997 | EP0751626A2 Radio transmitter |
| 01/01/1997 | CN1139320A Transmitter having temperature-compensated detector |
| 12/31/1996 | US5589791 Variable gain mixer having improved linearity and lower switching noise |
| 12/24/1996 | US5587689 Voltage controlled amplifier with a negative resistance circuit for reducing non-linearity distortion |
| 12/24/1996 | US5587688 Differential automatic gain-control amplifier having an enhanced range |
| 12/24/1996 | US5587679 Pulse generator including slew rate controller without complementary transistors |
| 12/19/1996 | DE19529187A1 Precise control of attenuator in aerial pre amplifier |
| 12/18/1996 | EP0620955B1 Programmable gain amplifier |
| 12/17/1996 | US5586146 Programmable voltage controlled attenuator |
| 12/12/1996 | DE19622627A1 Automatic amplifier control and regulation system esp. for video signals |
| 12/11/1996 | EP0748044A2 Variable gain mixer having improved linearity and lower switching noise |
| 12/03/1996 | US5581213 Variable gain amplifier circuit |
| 11/27/1996 | EP0744828A2 Transimpedance amplifier circuit |
| 11/26/1996 | US5578959 Integrated circuit with an electrically adjustable parameter |
| 11/21/1996 | WO1996013896A3 A gain controllable amplifier, a receiver comprising a gain-controllable amplifier, and a method of controlling signal amplitudes |
| 11/19/1996 | US5576662 For amplifying a received signal |
| 10/30/1996 | EP0740422A2 Power control circuit for transmission apparatus |
| 10/30/1996 | EP0739549A1 Method and apparatus for calibrating a gain control circuit |
| 10/23/1996 | EP0738883A2 Ultrasonic transducer with integrated controllable amplifier |
| 10/16/1996 | EP0737381A1 A gain controllable amplifier, a receiver comprising a gain-controllable amplifier, and a method of controlling signal amplitudes |
| 10/10/1996 | DE19512613A1 Automatic control of sensitivity at start of measurement esp. for inductive rpm sensor e.g. in motor vehicle |
| 09/25/1996 | EP0734119A2 Attenuating circuit using a quarter-wave line (s) |
| 09/23/1996 | CA2171906A1 Attenuating circuit using a quarter-wave line(s) |
| 09/12/1996 | WO1996007927A3 Transconductance amplifier having a digitally variable transconductance as well as a variable gain stage and an automatic gain control circuit comprising such a variable gain stage |
| 09/06/1996 | WO1996019048A3 Method and apparatus for increasing receiver immunity to interference |
| 09/04/1996 | EP0730345A2 Variable gain circuit |
| 09/04/1996 | CN1130448A Amplifier stage with DB-linear output voltage |
| 09/03/1996 | US5553096 Method of processing an input signal |
| 08/29/1996 | WO1996026572A1 Amplifier with controllable amplification rate for amplifying electric signals in a predetermined frequency range |
| 08/28/1996 | EP0729227A1 Vehicle speaker control system |
| 08/27/1996 | US5550512 Method for offset voltage trim for automatic gain controls |
| 08/27/1996 | US5550507 Demodulator employing cyclic switching of the gain factor of an operational amplifier between different predetermined values |
| 08/22/1996 | DE19505697A1 Verstärkereinrichtung zum Verstärken elektrischer Signale in einem vorgegebenen Frequenzbereich mit steuerbarer Verstärkung Amplifier means for amplifying electrical signals in a predetermined frequency range with controllable gain |
| 08/21/1996 | EP0727049A1 Transconductance amplifier having a digitally variable transconductance as well as a variable gain stage and an automatic gain control circuit comprising such a variable gain stage |
| 08/21/1996 | CN1129389A A removable audio remote controller for a microphone |
| 08/20/1996 | CA2110301C Detector |
| 08/13/1996 | US5546050 Radio frequency bus leveling system |
| 08/08/1996 | DE19603090A1 Programmable amplifier for electronic probe |
| 08/08/1996 | DE19518734C1 Transimpedance amplifier circuit with controlled impedance |
| 07/16/1996 | US5537673 Car stereo having a removable panel |
| 07/02/1996 | US5532649 Speaker resistance sensing and power limit setting circuit |
| 07/02/1996 | US5532647 Receiver having ACG circuit |
| 07/02/1996 | US5532644 Variable gain amplifying circuit |
| 06/25/1996 | US5530404 Variable gain amplifier having n parallel-connected elementary amplifiers |
| 06/20/1996 | WO1996019048A2 Method and apparatus for increasing receiver immunity to interference |
| 06/19/1996 | EP0716783A1 Amplifier stage with a db-linear output voltage |
| 06/18/1996 | US5528532 Distortion circuits for improving distortion effects to audio data |
| 06/18/1996 | US5528197 Voltage controlled amplifier |
| 06/18/1996 | US5528179 Constant capacitance prgrammable transconductance input stage |
| 06/18/1996 | CA2053322C Integrated circuit and gate array |
| 06/04/1996 | US5523712 Resistor array circuit device and variable gain device utilizing same |
| 05/23/1996 | DE4438793A1 System for adjusting electrical signals in control equipment |
| 05/09/1996 | WO1996013896A2 A gain controllable amplifier, a receiver comprising a gain-controllable amplifier, and a method of controlling signal amplitudes |
| 04/24/1996 | EP0708526A1 Voltage controlled resistor |
| 04/10/1996 | EP0705497A1 Low noise oscillators and tracking filters |
| 04/09/1996 | US5507023 Receiver with an AGC circuit capable of expanding a dynamic range |
| 04/03/1996 | EP0704948A1 Drive circuit for semiconductor light-emitting device |
| 04/02/1996 | US5504457 Pulsed power amplifier for amplifying RF signals |
| 03/27/1996 | CN1031441C Controlled-gain transistor amplifier without DC shift or signal phase reversal in load current |
| 03/26/1996 | US5502771 Clock radio volume control appraratus |
| 03/21/1996 | WO1996008888A1 Method and apparatus for temperature compensation in a time division multiplex receiver |
| 03/19/1996 | US5500626 Independent amplifier control module |
| 03/14/1996 | WO1996007927A2 Transconductance amplifier having a digitally variable transconductance as well as a variable gain stage and an automatic gain control circuit comprising such a variable gain stage |
| 03/14/1996 | DE19531779A1 Volume control device for audio signal amplification |
| 03/13/1996 | EP0701332A1 Variable gain circuit and radio apparatus using the same |
| 03/06/1996 | EP0699359A1 Polarization current controlled electronic circuit such as an adjustable resistance, a negative resistance or a filter or similar |
| 02/14/1996 | EP0696847A2 Voltage-to-current converting circuit operating with low supply voltage |
| 02/14/1996 | EP0696845A2 Variable resistor and gain control circuit and integrated circuit having the variable resistor |
| 01/31/1996 | EP0695030A1 Transconductor stage with controlled gain |
| 01/23/1996 | US5486791 Programmable gain amplifier |
| 01/16/1996 | US5485124 Integrated amplifier with an accurately defined gain factor |
| 01/10/1996 | EP0691736A1 Control of audio effects in radio receivers |
| 01/10/1996 | EP0691735A2 Amplifier arrangement and receiver circuit therefor |
| 01/09/1996 | US5483200 Light-receiving and amplifying device capable of switching between gain levels at high speed and obtaining a sufficient signal-to-noise ratio over a wide range in quantity of incident light |
| 01/02/1996 | US5481225 Variable gain differential amplifier circuit |