| Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008) |
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| 07/01/2010 | US20100164630 Adaptive signal-feed-forward circuit and method for reducing amplifier power without signal distortion |
| 07/01/2010 | US20100164629 Method and system for a highly efficient power amplifier utilizing dynamic baising and predistortion |
| 07/01/2010 | US20100164628 Distributed active transformer amplifier with differential power combiner |
| 07/01/2010 | US20100164627 Comparator circuit for comparing three inputs |
| 07/01/2010 | US20100164626 Boost operational amplifier |
| 07/01/2010 | US20100164625 Slew-Rate-Enhanced Error Amp with Adaptive Transconductance and Single Dominant Pole Shared by Main and Auxiliary Amps |
| 07/01/2010 | US20100164624 Method for reducing offset voltage of operational amplifier and the circuit using the same |
| 07/01/2010 | US20100164623 Transmitter |
| 07/01/2010 | US20100164622 Single-ended to differential amplification and pipeline analog-to-digital conversion for digitally controlled dc-dc converters |
| 07/01/2010 | US20100164621 Output gain stage for a power amplifier |
| 07/01/2010 | US20100164619 Amp output proctective circuit for lcd panel source driver |
| 07/01/2010 | US20100164599 Semiconductor device and electronic apparatus using the same |
| 07/01/2010 | US20100164449 Power Converter with a Dynamically Configurable Controller and Output Filter |
| 07/01/2010 | CA2748191A1 Distortion compensation circuit |
| 06/30/2010 | EP2202886A1 Control apparatus for a load supply device |
| 06/30/2010 | EP2202880A1 Audio power amplifier |
| 06/30/2010 | EP2202878A1 Distortion compensation apparatus and method |
| 06/30/2010 | EP2201680A2 Reduced voltage differential receiver |
| 06/30/2010 | EP1719246B1 Bipolar differential input stage with input bias current cancellation circuit |
| 06/30/2010 | CN201518470U LED wave band broad-band power amplifier |
| 06/30/2010 | CN101765969A Distortion compensating apparatus and method |
| 06/30/2010 | CN101765968A Semiconductor device |
| 06/30/2010 | CN101764612A Multi-stage comparator |
| 06/30/2010 | CN101764584A Linear source follower capable of eliminating bulk effect and channel length modulation effect |
| 06/30/2010 | CN101764583A Power amplifier, integrated circuit, and communication apparatus |
| 06/30/2010 | CN101764582A Systems and methods for self-mixing adaptive bias circuit for power amplifier |
| 06/30/2010 | CN101764581A Integrated power amplifier for use in wireless communication devices |
| 06/30/2010 | CN101764580A Systems and methods for an adaptive bias circuit for a differential power amplifier |
| 06/30/2010 | CN101764579A Gain-adjustable audio power amplifier circuit |
| 06/30/2010 | CN101764578A Dual-path synchronous SS (soft start) control circuit |
| 06/29/2010 | US7746311 Thin-film transistor circuit and a semiconductor display using the same |
| 06/29/2010 | US7746292 Reconfigurable radiation desensitivity bracket systems and methods |
| 06/29/2010 | US7746176 Receiver comprising an amplifier |
| 06/29/2010 | US7746175 Solid state RF power amplifier |
| 06/29/2010 | US7746174 Systems and methods for power amplifier with integrated passive device |
| 06/29/2010 | US7746173 Power amplifier with output harmonic resonators |
| 06/29/2010 | US7746172 Linearized differential transimpedance amplifier |
| 06/29/2010 | US7746171 Amplifier networks with controlled common-mode level and converter systems for use therewith |
| 06/29/2010 | US7746170 Class AB amplifier and imagers and systems using same |
| 06/29/2010 | US7746169 LNA having a post-distortion mode and a high-gain mode |
| 06/29/2010 | US7746168 Bias circuit |
| 06/24/2010 | WO2010071876A1 Class ab amplifier with resistive level-shifting circuitry |
| 06/24/2010 | WO2010071310A2 Method and apparatus for enhancing performance of doherty power amplifier |
| 06/24/2010 | WO2010071248A1 Enhanced chireix combiner |
| 06/24/2010 | WO2010039446A3 Systems and methods of rf power transmission, modulation, and amplification, including blended control embodiments |
| 06/24/2010 | US20100159853 Electronic amplification device with current mirror for integrated power amplifiers |
| 06/24/2010 | US20100158539 Amplification circuit, differential amplification circuit, and optical transmitter |
| 06/24/2010 | US20100157707 Sense Amplifier with Redundancy |
| 06/24/2010 | US20100156855 Operational amplifier, source driver of a display, and method for controlling the operational amplifier thereof |
| 06/24/2010 | US20100156719 Power Control Device for a Signal with Optimized Input Dynamics |
| 06/24/2010 | US20100156683 Amplifier circuit and a/d converter |
| 06/24/2010 | US20100156541 Semiconductor device |
| 06/24/2010 | US20100156540 Amplifier architecture for polar modulation |
| 06/24/2010 | US20100156538 Amplifier circuit and radio receiver |
| 06/24/2010 | US20100156537 Solid-state rf power amplifier for radio transmitters |
| 06/24/2010 | US20100156536 Systems and methods for self-mixing adaptive bias circuit for power amplifier |
| 06/24/2010 | US20100156535 Integrated programmable gain amplifier circuit and system including the circuit |
| 06/24/2010 | US20100156534 Gain control device and amplifier using the same |
| 06/24/2010 | US20100156533 Regulator circuit |
| 06/24/2010 | US20100156532 Class ab amplifier with resistive level-shifting circuitry |
| 06/24/2010 | US20100156531 Power amplifier, integrated circuit, and communication apparatus |
| 06/24/2010 | US20100156528 Multiport amplifiers in communications satellites |
| 06/24/2010 | US20100156527 Spread spectrum pulse width modulation method and apparatus |
| 06/24/2010 | US20100156469 High-speed multi-stage voltage comparator |
| 06/24/2010 | US20100156385 Multi-Mode Amplifier |
| 06/24/2010 | US20100156383 Current detection circuit and voltage converter using the current detection circuit |
| 06/24/2010 | DE102009051747A1 Leistungsverstärkersystem mit Leistungssteuerungsfunktion Power amplifier system with power control function |
| 06/24/2010 | DE102004019142B4 Signal-Vervielfacher, insbesondere Signalverdoppler für Messsignale Signal multiplier particular signal duplicator for measuring signals |
| 06/23/2010 | EP2200177A2 Multi-mode amplifier |
| 06/23/2010 | CN201515362U Phase-locked loop leakage current compensation circuit and phase-locked loop circuit |
| 06/23/2010 | CN201515349U Novel amplifier |
| 06/23/2010 | CN1996748B A balanced amplifier |
| 06/23/2010 | CN1741388B Method and apparatus for correcting central frequency of power amplifier |
| 06/23/2010 | CN1617455B Method and circuit for effective conversion of PCM signals into PWM signals |
| 06/23/2010 | CN101753159A RF (radio frequency) receiving front end with diversified gaining modes and capable of automatic tuning |
| 06/23/2010 | CN101753110A Amplifier |
| 06/23/2010 | CN101753109A Power amplifier and modulator thereof |
| 06/23/2010 | CN101753108A Power amplifier having transformer |
| 06/23/2010 | CN101753107A Radio frequency circuit |
| 06/23/2010 | CN101753106A RF power amplifier intervalve matching circuit |
| 06/23/2010 | CN101753104A Pseudo-differential motion switching capacitance circuit |
| 06/23/2010 | CN101266744B Electro-optical device, driving circuit, and electronic apparatus |
| 06/23/2010 | CN101202532B Complementary type metal oxidizing layer semiconductor noise generator |
| 06/23/2010 | CN101005273B Differential amplifier with improved conversion speed |
| 06/22/2010 | US7742091 Flexy-power amplifier: a new amplifier with built-in power management |
| 06/22/2010 | US7741916 Reconfigurable circuit to compensate for a low noise amplification input matching variation and a method for its configuration |
| 06/22/2010 | US7741915 Power amplification apparatus in communication system |
| 06/22/2010 | US7741914 Amplifier system with dynamically-adjusted supply voltage |
| 06/22/2010 | US7741913 Low-loss electrical component with an amplifier |
| 06/22/2010 | US7741911 Circuit and method for dynamic current compensation |
| 06/22/2010 | US7741910 Capacitor gain-boost circuit |
| 06/22/2010 | US7741909 Linear-in-dB variable gain amplifier |
| 06/22/2010 | US7741908 High speed amplifier with controllable amplification and output impedance and comparator using the same |
| 06/22/2010 | US7741907 Class-F power amplifier circuit |
| 06/22/2010 | US7741902 Circuit and method for generating a PWM control signal for a class-D amplifier |
| 06/22/2010 | US7741592 Physiological sensor with booster circuit |
| 06/17/2010 | WO2010068926A1 Techniques for improving amplifier linearity |
| 06/17/2010 | WO2010068811A1 Amplifier with programmable off voltage |
| 06/17/2010 | WO2010068152A1 Multi-stage amplifier |
| 06/17/2010 | WO2010067823A1 Class-d electrical amplifier |