| Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008) |
|---|
| 02/21/1984 | US4433306 Audio-frequency power amplifier |
| 02/21/1984 | US4433305 Amplifier circuit |
| 02/21/1984 | US4433303 Push-pull amplifier circuit with field-effect transistors |
| 02/21/1984 | US4433302 Amplifier with independent quiescent output voltage control |
| 02/21/1984 | CA1162484A1 High efficiency, light weight audio amplifier and power supply |
| 02/21/1984 | CA1162365A1 Mop carrier device |
| 02/15/1984 | EP0100464A2 Distributed amplifier |
| 02/14/1984 | US4431973 Operational amplifier |
| 02/14/1984 | US4431972 Push-pull amplifier |
| 02/14/1984 | US4431971 Dynamic operational amplifier |
| 02/14/1984 | US4431929 CMOS Dynamic amplifier |
| 02/08/1984 | EP0100274A1 Matching and isolatung arrangement with ferrite circulator |
| 02/08/1984 | EP0100213A1 Gallium arsenide VLSI chip |
| 02/07/1984 | US4430625 Power amplifier |
| 02/07/1984 | US4430624 Current mirror circuit arrangement |
| 02/07/1984 | US4430623 Monolithic amplifier comprising a power division and recombination system grouping a plurality of transistors |
| 02/07/1984 | US4430619 Adaptive radio frequency intermodulation minimizing apparatus |
| 02/07/1984 | CA1161965A1 Nmos amplifier using unimplanted transistors |
| 02/07/1984 | CA1161911A1 High voltage, high frequency amplifier |
| 02/01/1984 | EP0099464A1 High frequency amplifier |
| 01/31/1984 | US4429286 Divider/combiner amplifier |
| 01/31/1984 | US4429284 Operational amplifier |
| 01/31/1984 | US4429283 Differential current amplifier |
| 01/31/1984 | US4429282 Offset-nulled sample-and-hold amplifier |
| 01/31/1984 | US4429255 Klystron |
| 01/24/1984 | US4427903 Voltage current converter circuit |
| 01/19/1984 | WO1984000259A1 Current mirror circuit arrangement |
| 01/19/1984 | WO1984000258A1 Stabilized high efficiency radio frequency amplifier |
| 01/18/1984 | EP0098662A1 Infra-red receiver front end |
| 01/18/1984 | EP0098379A1 Switching amplifier |
| 01/17/1984 | US4426626 Signal switching circuit |
| 01/11/1984 | EP0097825A2 Transistor amplifier with constant current source |
| 01/10/1984 | US4425551 Differential amplifier stage having bias compensating means |
| 01/10/1984 | US4425550 Charge pump amplifier |
| 01/10/1984 | CA1160360A1 Gain-controlled amplifier using a controllable alternating-current resistance |
| 01/04/1984 | EP0097427A1 Negative feedback amplifiers including directional couplers |
| 01/03/1984 | US4424496 Divider/combiner amplifier |
| 01/03/1984 | US4424495 Radio power distributor and radio equipment using such a distributor, particularly in the solid state |
| 01/03/1984 | US4424493 Cross-coupled complementary power amplifier |
| 01/03/1984 | CA1159914A1 Power amplifier connection |
| 12/28/1983 | EP0096944A1 Circuit with several signal paths formed by active arrangements |
| 12/27/1983 | US4423442 Tape recorder utilizing an integrated circuit |
| 12/27/1983 | US4423389 Amplifier with power supply switching |
| 12/27/1983 | US4423388 RF Amplifier circuit employing FET devices |
| 12/27/1983 | US4423387 Current mirror arrangement |
| 12/27/1983 | US4423385 Chopper-stabilized amplifier |
| 12/27/1983 | CA1159523A1 Auto-zeroing operational amplifier circuit |
| 12/20/1983 | US4422050 Single-ended push-pull amplifier with two complementary push-pull circuits |
| 12/13/1983 | US4420726 Voltage-followers with low offset voltages |
| 12/13/1983 | US4420725 Wide-bandwidth low-distortion amplifier |
| 12/13/1983 | US4420724 FET Amplifier with wide dynamic range |
| 12/13/1983 | US4420723 Phase locked loop amplifier for variable amplitude radio waves |
| 12/13/1983 | CA1158727A1 Driver circuit having reduced cross-over distortion |
| 12/07/1983 | EP0095824A2 NPN operational amplifier |
| 12/07/1983 | EP0095758A1 Method of eliminating the distortion in amplifiers |
| 12/07/1983 | EP0020778B1 Amplifier circuit |
| 12/06/1983 | US4419632 Bias circuit for microwave FETs |
| 12/06/1983 | US4419631 Integrated circuit amplifier functioning in class AB and incorporating CMOS (metal oxide semiconductor) technology |
| 12/06/1983 | CA1158308A1 Constant current source |
| 11/29/1983 | US4418321 Feedback amplifier or threshold value switch for a current feed differential stage |
| 11/29/1983 | US4418290 Voltage comparator |
| 11/29/1983 | CA1157920A1 Differential amplifier |
| 11/24/1983 | WO1983004147A1 Fet amplifier with wide dynamic range |
| 11/23/1983 | EP0094485A1 Differential amplifier with auto bias adjust |
| 11/22/1983 | US4417263 Semiconductor device |
| 11/22/1983 | US4417240 Plural output switched current amplifier as for driving light emitting diodes |
| 11/22/1983 | CA1157571A1 Isolation amplifier |
| 11/16/1983 | EP0094143A1 High voltage circuits in low voltage CMOS process |
| 11/15/1983 | US4415867 Hybrid coupled microstrip amplifier |
| 11/15/1983 | US4415865 Circuit arrangement for controlling the quiescent current in a class AB amplifier stage |
| 11/15/1983 | US4415863 Pulse width modulation amplifier |
| 11/15/1983 | US4415862 Pulse width modulation amplifier |
| 11/15/1983 | US4415820 Transistor differential circuit with exponential transfer characteristic |
| 11/15/1983 | US4415803 Optical receiver with improved dynamic range |
| 11/10/1983 | WO1983003931A1 A circuit for a high impedance signal source |
| 11/09/1983 | EP0093140A1 Amplifier suitable for low supply voltage operation. |
| 11/08/1983 | US4414690 Active aerial |
| 11/08/1983 | US4414688 RF-Input stage |
| 11/08/1983 | US4414574 Video amplifier with blank stretching |
| 11/08/1983 | US4414514 Two signal amplifying system |
| 11/08/1983 | US4414513 Amplifier stage for pulse-width-modulated signals |
| 11/02/1983 | EP0093086A2 Bipolar semi-conductor device and MOS circuit with such a device |
| 11/01/1983 | CA1156357A1 Saw filter preamplifier |
| 10/26/1983 | EP0092508A1 Waveguide amplifier circuit |
| 10/26/1983 | EP0092206A2 Amplifier with broad dynamic range and improved power efficiency |
| 10/26/1983 | EP0091996A1 An electric circuit for detecting the maximum value of a plurality of input currents and a signal processing circuit employing it. |
| 10/25/1983 | US4412353 Mixing circuit |
| 10/25/1983 | US4412241 Multiple trim structure |
| 10/25/1983 | US4412186 Current mirror circuit |
| 10/25/1983 | US4412184 Precision isolation amplifier |
| 10/19/1983 | EP0091711A1 Narrow-band amplifier, in particular a television intermediate-frequency amplifier |
| 10/19/1983 | EP0091488A1 Bus system. |
| 10/18/1983 | US4410859 Signal amplifier circuit arrangement with output current limiting function |
| 10/18/1983 | US4410858 Electronic circuit including a current mirror circuit |
| 10/18/1983 | US4410857 Operational amplifier with feed-forward compensation circuit |
| 10/18/1983 | US4410832 Poison-resistant electrode; long lasting; lightweight |
| 10/18/1983 | US4410814 Signal buffer circuit in an integrated circuit for applying an output signal to a connecting terminal thereof |
| 10/18/1983 | CA1155503A1 High-efficiency low-distortion amplifier |
| 10/18/1983 | CA1155502A1 Supply-voltage driver for a differential amplifier |
| 10/12/1983 | EP0091160A1 Circuit for amplifying and/or attenuating a signal |