| Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008) |
|---|
| 11/06/1984 | US4481479 Negative-feedback circuit for an, especially integrated, transistor _amplifier |
| 11/06/1984 | US4481478 Differential amplifier having a compensation current injection selector network |
| 11/06/1984 | US4481463 Current mirror circuit |
| 10/31/1984 | EP0123275A2 Operational amplifier circuit |
| 10/30/1984 | US4480231 Circuit for reducing offset voltage drift in differential amplifiers |
| 10/30/1984 | US4480230 Large swing CMOS power amplifier |
| 10/30/1984 | US4480229 Amplifier arrangement with parallel-operated amplifier sections |
| 10/30/1984 | CA1177125A1 Transimpedance pre-amplifier |
| 10/29/1984 | EP0112358A4 Current mirror circuit arrangement. |
| 10/24/1984 | EP0020640B1 High efficiency, light weight audio amplifier and power supply |
| 10/23/1984 | US4479202 Memory circuit |
| 10/23/1984 | US4479095 Integrated circuit amplifier for low input voltages |
| 10/23/1984 | US4479094 Differential amplifier |
| 10/23/1984 | US4479093 Amplifier having high common mode rejection |
| 10/23/1984 | US4479086 Transistor circuit |
| 10/23/1984 | US4479052 Avalanche photo-diode bias circuit |
| 10/23/1984 | CA1176718A1 Amplifier |
| 10/17/1984 | EP0121688A1 MOS-transistor amplifier |
| 10/16/1984 | US4477846 Sensitive amplifier having a high voltage switch |
| 10/16/1984 | US4477782 Compound current mirror |
| 10/16/1984 | US4477781 Combined microwave parallel amplifier- RF attenuator/modulator |
| 10/16/1984 | US4477780 Operational amplifier with multiple switchable outputs |
| 10/16/1984 | CA1176322A1 Biasing circuit for power amplifier |
| 10/10/1984 | EP0121027A1 Overdrive thermal distortion compensation for a Quinn cascomp amplifier |
| 10/09/1984 | US4476444 Power amplifier circuit |
| 10/09/1984 | US4476443 Transistor circuit |
| 10/09/1984 | US4476441 Push-pull power amplifier |
| 10/09/1984 | US4476440 Cross coupled amplifier |
| 10/09/1984 | US4476439 Level shifting circuit |
| 10/09/1984 | US4476438 Multiplier circuit including amplifier with drift compensation circuit |
| 10/09/1984 | US4476436 Power amplifier |
| 10/03/1984 | EP0120756A1 Oscillator comprising high-frequency bandpass amplifier having an adaptable impedance |
| 10/03/1984 | EP0120543A1 Tunable receiver input circuit |
| 10/03/1984 | EP0120125A1 Bias circuit which is independent of output device voltage characteristics for biassing an amplifier in class AB operation |
| 10/02/1984 | US4475087 Voltage follower circuit |
| 10/02/1984 | US4475077 Current control circuit |
| 09/26/1984 | EP0119927A1 High voltage amplifier for a capacitive load |
| 09/26/1984 | EP0119644A1 Impedance buffer |
| 09/25/1984 | US4473804 Linear class B transconductance power amplifier |
| 09/25/1984 | US4473794 Current repeater |
| 09/25/1984 | US4473780 Amplifier circuit and focus voltage supply circuit incorporating such an amplifier circuit |
| 09/19/1984 | EP0108792A4 Fet amplifier with wide dynamic range. |
| 09/18/1984 | US4472687 Audio power amplifier for supplying electric power to a load by switching of power supply voltage |
| 09/12/1984 | EP0118178A1 Offset balancing method and apparatus for a DC amplifier |
| 09/12/1984 | EP0118166A1 High frequency differential amplifier with adjustable damping factor |
| 09/11/1984 | US4471323 Protection circuits for complementary direct-coupled amplifiers |
| 09/11/1984 | US4471322 Power amplifier |
| 09/11/1984 | US4471321 Input current compensation circuit for superbeta transistor amplifier |
| 09/11/1984 | US4471319 FET Buffer amplifier with improved noise rejection |
| 09/11/1984 | US4471316 Electric oscillation generator |
| 09/11/1984 | US4471315 Differential amplifier circuit |
| 09/11/1984 | US4471292 MOS Current mirror with high impedance output |
| 09/11/1984 | US4471280 Anti-log power amplifier for reversible D.C. motor in automotive steering controls |
| 09/05/1984 | EP0117625A1 Differential amplifier having balanced output |
| 09/05/1984 | EP0117434A1 Hybrid microwave subsystem |
| 09/04/1984 | US4470020 Virtual ground preamplifier for magnetic phono cartridge |
| 08/29/1984 | EP0116995A1 Current stabilizing arrangement |
| 08/28/1984 | US4468630 Wide-band amplifier for driving capacitive load |
| 08/28/1984 | US4468629 NPN Operational amplifier |
| 08/28/1984 | US4468628 Differential amplifier with high common-mode rejection |
| 08/28/1984 | US4468626 Polyphase PDM amplifier |
| 08/28/1984 | CA1173559A1 Active aerial for radios and aerial arrays |
| 08/28/1984 | CA1173524A1 Pulse width modulator |
| 08/28/1984 | CA1173523A1 Operational amplifier |
| 08/21/1984 | US4467290 Signal amplifier with wide linear dynamic range |
| 08/21/1984 | US4467289 Current mirror circuit |
| 08/21/1984 | US4467288 Distortion-free complemented error feedback amplifier and method |
| 08/21/1984 | US4467226 Darlington complementary circuit for preventing zero crossover distortion |
| 08/21/1984 | US4467204 Polarimeter system |
| 08/21/1984 | US4467203 Low noise amplifier and method for energy biased radiation sensitive receiver |
| 08/21/1984 | US4467191 Photo diode with auxiliary photo diode regulator |
| 08/21/1984 | CA1173119A1 Bias generator |
| 08/21/1984 | CA1173118A1 Intergrator with sampling stage |
| 08/15/1984 | EP0115949A1 High impedance buffer |
| 08/14/1984 | US4465979 UHF antenna amplifier having planar transformers |
| 08/14/1984 | CA1172711A1 Current mirror circuit |
| 08/08/1984 | EP0115212A1 Signal processing circuits |
| 08/08/1984 | EP0115165A2 Active load circuit |
| 08/08/1984 | EP0115003A1 Current source |
| 08/07/1984 | US4464785 Loudspeaker system |
| 08/07/1984 | US4464636 Wideband IF amplifier with complementary GaAs FET-bipolar transistor combination |
| 08/07/1984 | US4464634 Audio power amplifier |
| 08/07/1984 | US4464631 Circuit for trimming FET differential pair offset voltage without increasing the offset voltage temperature coefficient |
| 08/07/1984 | US4464630 Transimpedance pre-amplifier |
| 08/07/1984 | CA1172319A1 Signal processing circuit |
| 08/01/1984 | EP0114731A1 Differential amplifier with high common-mode rejection |
| 08/01/1984 | EP0114314A2 Digitally switched analog signal conditioner |
| 07/31/1984 | US4463319 Operational amplifier circuit |
| 07/31/1984 | US4463318 Power amplifier circuit employing field-effect power transistors |
| 07/31/1984 | CA1171924A1 Power amplifier |
| 07/24/1984 | US4462005 Current mirror circuit |
| 07/24/1984 | US4462004 Dynamic class-4 FET amplifier |
| 07/24/1984 | US4462002 Trimming circuits for precision amplifier |
| 07/24/1984 | CA1171457A1 Current stabilizer comprising enhancement field- effect transistors |
| 07/17/1984 | US4460875 Negative feedback amplifiers including directional couplers |
| 07/17/1984 | US4460874 Three-terminal operational amplifier/comparator with offset compensation |
| 07/17/1984 | US4460873 Active differential output direct current offset voltage compensation circuit for a differential amplifier |
| 07/17/1984 | US4460872 Low noise differential amplifier |
| 07/11/1984 | EP0113224A1 Signal translating circuits |
| 07/10/1984 | US4459555 MOS Differential amplifier gain control circuit |