Patents
Sitemap › H03 - Basic electronic circuitry › H03F - Amplifiers › H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008)
08/1996
08/20/1996US5548825 Radio transmitter with active band-pass filtering
08/20/1996US5548453 Reproducing circuit for magneto-resistive head having an initial amplifying stage, a differential amplifying stage, and means for controlling the time of operation thereof
08/20/1996US5548287 Analog to digital converter
08/20/1996US5548248 RF amplifier circuit
08/20/1996US5548247 Amplifier having a field-effect transistor with gate biased at a potential lower than source potential
08/20/1996US5548246 Power amplifier including an impedance matching circuit and a switch FET
08/20/1996US5548241 Voltage reference circuit using an offset compensating current source
08/20/1996US5548112 Photodetecting circuit using avalanche photodiode
08/20/1996CA2087361C Power amplifier device comprising a plurality of feedforward distortion compensating circuits in parallel
08/14/1996EP0726648A1 Tuning circuit for a receiver apparatus particularly a television receiver
08/14/1996EP0726647A1 Transimpedance amplifier circuit
08/14/1996EP0726512A2 Integratable current source circuit
08/14/1996CN1128916A Method and device for improving efficiency of amplitude
08/13/1996US5546056 Injection-locked oscillator having non-reciprocal four port network
08/13/1996US5546048 Amplifier and display apparatus employing the same
08/13/1996US5546047 Method and apparatus of an operational amplifier with wide dynamic range
08/13/1996US5546046 Output tube bias selection apparatus for tone alteration in a tube-type audio amplifier
08/13/1996US5546045 Rail to rail operational amplifier output stage
08/13/1996US5546041 Feedback sensor circuit
08/13/1996US5546030 Differential high speed inductive driver with a bidirectional current limiting output stage
08/13/1996US5545891 Circuit for increasing the sensitivity of a photodiode to received infrared signals in response to changes in ambient light
08/08/1996DE19603090A1 Programmable amplifier for electronic probe
08/08/1996DE19528865C1 Integrated amplifier circuit with switched operation
08/08/1996DE19518734C1 Transimpedance amplifier circuit with controlled impedance
08/07/1996EP0725478A1 Amplitude modulation circuit and method
08/07/1996EP0725328A1 Volt level shift method and corresponding circuit
08/07/1996CN2232641Y Anti-puncture antenna amplifier
08/07/1996CN1128587A Distortion compensation for a pulsewidth-modulated circuit
08/07/1996CN1128435A Low-distortion loudspeaker driving method and its device
08/07/1996CN1128434A Intermediate-frequency amplifier
08/06/1996US5543979 Preamplifier circuit arrangements for common current flow in a transducer
08/06/1996US5543759 Audio amplification circuits
08/06/1996US5543753 Audio frequency power amplifiers with actively damped filter
08/06/1996US5543752 Microwave amplifier circuit having reduced harmonic distortion
08/06/1996US5543751 Power combiner for use in a radio frequency system and a method of constructing a power combiner
08/06/1996US5543745 Voltage controlled current source and bias generation circuit using such current source
08/06/1996US5543706 Circuit and method for measuring current in a circuit
08/06/1996CA2077155C Apparatus for controlling consumption power for gaas fet
08/01/1996WO1996023352A1 Amplifier
08/01/1996DE19501236A1 Verstärker Amplifier
07/1996
07/31/1996CN1128082A Electrical charge transfer apparatus
07/30/1996USRE35305 Amplification circuit with a determined input impedance and various transconductance values
07/30/1996US5541555 High performance transconductance operational amplifier of the CMOS integrated type
07/30/1996US5541554 Multi-mode power amplifier
07/30/1996US5541553 Amplifier with a function for switching on and off the output signal
07/30/1996US5541550 Electronic load resistor circuit
07/30/1996US5541548 Analog output driver for gate arrays
07/30/1996US5541540 MOS half-bridge drive circuit, particularly for power MOS half-bridges
07/25/1996WO1996022631A1 Amplifier
07/24/1996EP0722630A1 Low power analog absolute differencing circuit and architecture
07/24/1996EP0722626A1 Signal conditioning apparatus and method exhibiting accurate input impedance and gain characteristics over common mode range and operational environments
07/24/1996CN1127443A Grounded-base transistor amplifier
07/24/1996CN1127442A Isolated multi-output power amplifier
07/23/1996US5539833 Audio signal amplifier device
07/23/1996US5539356 Apparatus for detecting a signal
07/23/1996US5539241 Monolithic passive component
07/17/1996EP0722216A2 Split-path linear isolation circuit apparatus and method
07/17/1996EP0605570B1 Active biasing control for class-ab cmos operational amplifiers
07/17/1996CN1126910A Photodetector circuit with actively damped tuned input
07/17/1996CN1126905A Power amplifier stage of the voltage follower type
07/16/1996US5537081 No turn-on pop noise amplifier
07/16/1996US5537080 Gain stability arrangement for HV MOSFET power amplifier
07/16/1996US5537079 Integrated-circuit (IC) amplifier with plural complementary stages
07/16/1996US5537078 Operational amplifier with JFET inputs having low input bias current and methods for using same
07/11/1996WO1996021271A1 Open-loop, differential amplifier with accurate and stable gain
07/11/1996DE19526028A1 Potential adjusting circuit with drift compensation
07/11/1996DE19500099A1 Fully-differential CMOS wide-band transconductance-transimpedance amplifier
07/10/1996EP0720729A1 Ultra low noise optical receiver
07/10/1996EP0720728A1 Two-wire constant current powered transducer
07/10/1996CN1126390A Driver of piezoelectric ceramic performer
07/09/1996US5535438 Phase linear class E amplifier for a satellite communication terminal which communicates with a low earth orbiting satellite
07/09/1996US5534827 Modulator
07/09/1996US5534813 Anti-logarithmic converter with temperature compensation
07/09/1996US5534810 Power stage bias circuit with improved efficiency and stability
07/04/1996DE19534065A1 Voltage amplifier stage
07/03/1996EP0720354A2 Power stage bias circuit with improved efficiency and stability
07/03/1996EP0720311A2 Optical transimpedance receiver with compensation network
07/03/1996EP0720296A2 Buffer circuit and bias circuit
07/03/1996EP0720285A2 Differential amplifier with proxy load for control of output common mode range
07/03/1996EP0720152A2 AC input stage with reduced transient time for use in multiplexing transducers that require a switched DC bias
07/03/1996EP0720151A2 Differential high speed inductive driver with a bidirectional current limiting output stage
07/03/1996EP0720150A2 Symmetrical resistive transducer biasing circuit and methods
07/03/1996EP0719474A1 BiCMOS OPERATIONAL AMPLIFIER FOR SWITCH-CAPACITOR CIRCUITS
07/02/1996US5532655 Method and apparatus for AC/DC signal multiplexing
07/02/1996US5532650 High-frequency amplifier
07/02/1996US5532646 High frequency power amplifier
07/02/1996US5532645 Circuit for controlling the rise of the output voltage of an amplifier at start up
07/02/1996US5532644 Variable gain amplifying circuit
07/02/1996US5532639 Method and structure for improving RF amplifier gain, linearity, and switching speed utilizing Schottky diode technology
07/02/1996US5532637 Linear low-noise mixer
07/02/1996US5532582 Analog input apparatus
07/02/1996US5532471 Optical transimpedance amplifier with high dynamic range
07/02/1996CA2069990C Rf power amplifier
06/1996
06/27/1996WO1996019866A1 Differential audio line receiver
06/27/1996WO1996019865A2 An amplifying circuit
06/27/1996WO1996019821A1 Method and apparatus for generating ratiometric control signals
06/27/1996WO1996019795A1 Position sensing method and apparatus
06/27/1996DE4446636A1 High-frequency power amplifier arrangement e.g. for TV transmitter
06/27/1996DE4444623A1 Power MOSFET load current control circuit
06/26/1996EP0718991A1 Transimpedance amplifier with high dynamic range for use in optical receivers
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