| Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008) |
|---|
| 12/04/1985 | EP0163461A2 Non biased push-pull amplifiers |
| 11/27/1985 | EP0162363A2 Overload protection circuit for a complementary transistor push-pull end stage |
| 11/27/1985 | EP0079352B1 Transistor amplifier operating on ultra high frequency pulse mode |
| 11/26/1985 | US4555677 F.M. Amplifier for use in I.F. Stages |
| 11/26/1985 | US4555674 Power audio-amplifier with automatic adjustment of the bias current absorbed by the final stage |
| 11/26/1985 | US4555673 Differential amplifier with rail-to-rail input capability and controlled transconductance |
| 11/26/1985 | US4555672 High-fidelity audio frequency amplifier |
| 11/26/1985 | US4555671 Circuit for driving a signal meter for a receiver |
| 11/26/1985 | US4555670 Differential amplifier |
| 11/26/1985 | US4555668 Gain amplifier |
| 11/26/1985 | US4555623 Pre-amplifier in focal plane detector array |
| 11/26/1985 | CA1197295A1 Nonintegrating receiver |
| 11/21/1985 | EP0161885A2 Amplifier circuit |
| 11/21/1985 | EP0161627A1 Bipolar amplifier circuit |
| 11/19/1985 | US4554515 CMOS Operational amplifier |
| 11/19/1985 | US4554513 Replica circuit |
| 11/19/1985 | US4554512 Switching amplifier with MOSFET driver circuit |
| 11/19/1985 | US4554503 Current stabilizing circuit arrangement |
| 11/19/1985 | US4554415 Bilateral amplifier |
| 11/13/1985 | EP0161215A2 Amplifier with input offset voltage compensation |
| 11/13/1985 | EP0161154A1 Broadband amplifier with double common-mode feedback |
| 11/13/1985 | EP0161067A2 Voltage follower |
| 11/12/1985 | US4553108 Low noise feedback amplifier |
| 11/12/1985 | US4553107 Current mirror circuit having stabilized output current |
| 11/12/1985 | US4553106 Output stage for an operational amplifier |
| 11/12/1985 | US4553098 Battery checker |
| 11/12/1985 | US4553044 Integrated circuit output driver stage |
| 11/10/1985 | CN85100523A Integratable ultra-linear amplifier with high frequency bandwidth and its manufacturing method |
| 11/07/1985 | WO1985004997A1 Optical receiver |
| 11/06/1985 | EP0160223A2 High frequency amplifier |
| 11/06/1985 | EP0160088A1 An improved sense amplifier circuit for semiconductor memories |
| 11/05/1985 | US4551687 Amplifier for measuring low-level signals in the presence of high common mode voltage |
| 11/05/1985 | US4551642 Level shifting circuit |
| 11/05/1985 | CA1196396A1 Digital amplitude modulator |
| 10/30/1985 | EP0159757A2 Amplifier with rail-to-rail input capability and controlled transconductance |
| 10/30/1985 | EP0159654A2 Amplifier circuit |
| 10/29/1985 | US4550290 FET Power amplifying apparatus |
| 10/29/1985 | US4550284 MOS Cascode current mirror |
| 10/29/1985 | US4550262 Voltage-current converter having reference resistor spread compensation |
| 10/24/1985 | WO1985004773A1 Apparatus for increasing the dynamic range in an integrating optoelectric receiver |
| 10/23/1985 | EP0159233A1 Control circuit for switching a power transistor |
| 10/23/1985 | EP0159099A2 Multi-stage amplifier with frequency compensation |
| 10/22/1985 | US4549197 Common-gate GaAs FET design for monolithic microwave integrated circuits |
| 10/22/1985 | US4549147 Load impedance detector for audio power amplifiers |
| 10/22/1985 | US4549145 Switching amplifier |
| 10/16/1985 | EP0158290A2 A wide-band high voltage amplifier for telephone exchange subscriber line interface utilizing low voltage control circuitry |
| 10/16/1985 | EP0157799A1 Common mode signal detector. |
| 10/15/1985 | US4547819 For use with a magnetic pickup |
| 10/15/1985 | US4547799 Feedback kinescope driver |
| 10/15/1985 | US4547745 Composite amplifier with divider/combiner |
| 10/15/1985 | US4547744 Integrated amplifier arrangement |
| 10/15/1985 | US4547740 Monitoring device for integrated drive amplifiers |
| 10/15/1985 | US4547685 Sense amplifier circuit for semiconductor memories |
| 10/15/1985 | US4547683 Comparator for comparing two or more input voltages |
| 10/15/1985 | CA1195433A1 High performance driver for vlsi implementation |
| 10/15/1985 | CA1195390A1 High frequency amplifier circuit |
| 10/09/1985 | EP0157447A1 Differential amplifier |
| 10/09/1985 | EP0157187A1 Amplifier circuit |
| 10/08/1985 | US4546327 Analog signal power amplifier circuit |
| 10/08/1985 | US4546324 Digitally switched analog signal conditioner |
| 10/08/1985 | US4546307 NPN Transistor current mirror circuit |
| 10/08/1985 | US4545258 Circuit with adjustable amplitude and rolloff frequency characteristics |
| 10/08/1985 | CA1194941A1 Audio amplifier |
| 10/02/1985 | EP0156694A1 Biasing device for a transistor amplification stage, and its use in such a stage |
| 10/02/1985 | EP0156487A1 Amplifier circuit for radio receiver |
| 10/02/1985 | EP0156411A1 Darlington transistor arrangement |
| 10/02/1985 | EP0156410A1 Amplifier arrangement |
| 10/01/1985 | US4544895 Audio-amplifier arrangement |
| 10/01/1985 | US4544875 Variable current transducer system |
| 09/26/1985 | WO1985004294A1 Linear amplifier circuit for direct current and alternating current |
| 09/26/1985 | WO1985004293A1 Control circuit that operates on pulse-width modulated signals |
| 09/25/1985 | EP0155717A1 Push-pull amplifier |
| 09/24/1985 | US4543538 Complementary output amplifier with an input for offsetting voltages |
| 09/24/1985 | US4543536 Charge amplifier with automatic zero |
| 09/24/1985 | US4543535 Distributed power amplifier |
| 09/24/1985 | US4543534 Offset compensated switched capacitor circuits |
| 09/24/1985 | US4543453 Electronic hearing aid control circuit |
| 09/24/1985 | CA1194153A1 Operational amplifier |
| 09/24/1985 | CA1194152A1 Output amplifier for a transmitting tube |
| 09/24/1985 | CA1194151A1 Circuit arrangement comprising a differential amplifier |
| 09/24/1985 | CA1194148A1 Integrated circuit for generating a current |
| 09/17/1985 | US4542399 Feed forward Darlington circuit |
| 09/17/1985 | US4542350 Monolithic integrated circuit device including AC negative feedback type high frequency amplifier circuit |
| 09/17/1985 | US4542348 High efficiency IGFET operational amplifier |
| 09/17/1985 | US4542332 Precision current-source arrangement |
| 09/17/1985 | US4542305 Impedance buffer with reduced settling time |
| 09/17/1985 | CA1193735A1 Switchable analogue signal inverter |
| 09/11/1985 | EP0154501A2 Logic circuit |
| 09/11/1985 | EP0154496A2 Microstrip circuits |
| 09/10/1985 | US4540956 High frequency band-pass amplifier with adjustable impedance and oscillator including it |
| 09/10/1985 | US4540954 Singly terminated distributed amplifier |
| 09/10/1985 | US4540952 Nonintegrating receiver |
| 09/10/1985 | US4540951 Amplifier circuit |
| 09/10/1985 | US4540950 Wideband linear amplifier |
| 09/10/1985 | US4540949 Reference voltage circuit including a three-terminal operational amplifier with offset compensation |
| 09/03/1985 | US4539529 Semiconductor amplifier circuit |
| 09/03/1985 | US4539528 Two-port amplifier |
| 09/03/1985 | US4539494 Semiconductor device for use in a sense amplifier |
| 09/03/1985 | US4539491 Voltage/current conversion circuit |
| 09/03/1985 | CA1193017A1 Digital modulator |