| Patents for H03F 1 - Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements (30,272) |
|---|
| 07/11/2006 | US7075371 Distributed circular geometry power amplifier architecture |
| 07/11/2006 | US7075367 Integrated circuit with an amplifier |
| 07/11/2006 | US7075366 Methods and systems for stabilizing an amplifier |
| 07/06/2006 | WO2006071265A1 Intelligent rf power control for wireless modem devices |
| 07/06/2006 | WO2006071197A1 Fully integrated ultra wideband transmitter circuits and systems |
| 07/06/2006 | WO2006069749A1 Load mismatch adaptation in coupler-based amplifiers |
| 07/06/2006 | WO2006069736A1 Amplifier circuit |
| 07/06/2006 | WO2006069477A1 A method and equipment of simulating predistortion linearization |
| 07/06/2006 | WO2005067609A3 Improved power supply rejection for pulse width modulated amplifiers and automatic gain control |
| 07/06/2006 | US20060145766 Power amplifier with bias control |
| 07/06/2006 | US20060145763 Low voltage class ab transconductor circuits |
| 07/06/2006 | US20060145760 High efficiency linear RF amplifier |
| 07/06/2006 | US20060145759 Method for improving the output power of a non-linear power amplifier |
| 07/06/2006 | DE19632067B4 Niederfrequenzsignal-Verstärkerschaltung Low frequency signal amplifier circuit |
| 07/06/2006 | DE102004062135A1 Verstärkerschaltung Amplifier circuit |
| 07/06/2006 | DE10148487B4 Referenzspannungsschaltung Reference voltage circuit |
| 07/05/2006 | EP1677417A1 Amplifier circuit |
| 07/05/2006 | EP1677416A1 Non-linear circuit, radio communication device, and non-linear amplification method |
| 07/05/2006 | EP1677415A1 Small-sized on-chip CMOS power amplifier having improved efficiency |
| 07/05/2006 | EP1677414A1 Power amplifying apparatus using asymmetric power drive |
| 07/05/2006 | EP1676369A2 Method and apparatus to compensate am-pm delay mismatch in envelope restoration transmitter |
| 07/05/2006 | EP1676362A1 Electronic circuit for amplification of a bipolar signal |
| 07/05/2006 | EP1676361A2 Mmic distributed amplifier gate control using active bias |
| 07/05/2006 | EP1466408B1 Improvements in or relating to power amplifiers |
| 07/05/2006 | EP1201028B1 Transistor amplifier having reduced parasitic oscillations |
| 07/05/2006 | CN2794035Y Circuit for eliminating IGBT noise |
| 07/05/2006 | CN1799193A Amplifier circuit having an impedance-controllable bias-boosting circuit |
| 07/05/2006 | CN1797943A Switch simulated power amplifier |
| 07/05/2006 | CN1797941A Pulse width modulation amplifier |
| 07/05/2006 | CN1797940A Method for raising accuracy of power output from non-linear power amplification |
| 07/05/2006 | CN1797939A Multimode amplifier circuit in low noise |
| 07/05/2006 | CN1797938A Power amplifier and formation method |
| 07/05/2006 | CN1263228C High frequency switch, high-frequency switch amplifying circuit and mobile body communication terminal |
| 07/05/2006 | CN1263214C High-frequency amplifier with dependent control of quiescent current and bias impedance |
| 07/04/2006 | US7072805 Mechanism for on-line prediction of future performance measurements in a computer system |
| 07/04/2006 | US7072626 Polar modulation transmitter |
| 07/04/2006 | US7072478 Microphone preamplifier |
| 07/04/2006 | US7072420 Communications systems |
| 07/04/2006 | US7071868 Radar detection method and apparatus |
| 07/04/2006 | US7071799 High performance switch for switched inductor tuned RF circuit |
| 07/04/2006 | US7071792 Method and apparatus for impedance matching in an amplifier using lumped and distributed inductance |
| 07/04/2006 | US7071786 Cascode circuit and integrated circuit having it |
| 07/04/2006 | US7071785 Use of a thick oxide device as a cascode for a thin oxide transcoductance device in MOSFET technology and its application to a power amplifier design |
| 07/04/2006 | US7071784 High linearity digital variable gain amplifier |
| 07/04/2006 | US7071781 High speed, high resolution amplifier topology |
| 07/04/2006 | US7071780 Differential amplifier with a common mode voltage loop |
| 07/04/2006 | US7071779 Monolithic CMOS differential LNA with enhanced linearity |
| 07/04/2006 | US7071777 Digital memory-based predistortion technique |
| 07/04/2006 | US7071775 Method and apparatus for an enhanced efficiency power amplifier |
| 07/04/2006 | US7071774 Composite amplifier |
| 07/04/2006 | US7071455 Optical receiver |
| 06/29/2006 | WO2006068553A1 Generation of modulated radio frequency signals |
| 06/29/2006 | WO2006068546A1 Power amplifier system |
| 06/29/2006 | WO2006066628A1 Power control system for a wireless communication unit |
| 06/29/2006 | WO2006043140A8 Method and apparatus for maintaining constant linearity for a power amplifier over varying load conditions |
| 06/29/2006 | US20060139101 Step-down circuit with stabilized voltage |
| 06/29/2006 | US20060139095 Digital differential amplification control device |
| 06/29/2006 | US20060139094 Semiconductor integrated circuit for high frequency power amplifier, electronic component for high frequency power amplifier, and radio communication system |
| 06/29/2006 | US20060139090 Signal amplification method and amplifier array |
| 06/29/2006 | US20060139089 Intelligent high-power amplifier module |
| 06/29/2006 | DE102004019984B4 Einrichtung zur Verarbeitung von Funk-Sendedaten mit einer digitalen Vorverzerrung Means for processing radio-transmission data with a digital predistortion |
| 06/28/2006 | EP1675257A1 Method and system for self-calibrating the transmission chain of a mobile terminal through the use of an integrated receiver |
| 06/28/2006 | EP1675255A2 Voltage supply control device and voltage supply control method |
| 06/28/2006 | EP1673873A1 Power saving in a transmitter |
| 06/28/2006 | EP1673859A1 Method and apparatus for resetting a buffer amplifier |
| 06/28/2006 | EP1673858A2 Stacked rf power amplifier |
| 06/28/2006 | EP1673857A2 Data signal amplifier and processor with multiple signal gains for increased dynamic signal range |
| 06/28/2006 | EP1673856A2 Method for aligning feed forward loops |
| 06/28/2006 | EP1323231B1 Controlled self-oscillation modulator and power conversion system using such a modulator |
| 06/28/2006 | EP1090457B9 Linear traveling wave tube amplifier utilizing input drive limiter for optimization |
| 06/28/2006 | CN1795607A 功率放大器预失真 Power amplifier predistortion |
| 06/28/2006 | CN1795584A Ferroelectric antenna and method for tuning same |
| 06/28/2006 | CN1795427A Device for signal connection and energy supply for consumer electronics apparatuses |
| 06/28/2006 | CN1794569A 数字放大器 Digital Amplifier |
| 06/28/2006 | CN1794568A Amplifier circuit having improved linearity and frequency band using a MGTR |
| 06/27/2006 | US7069179 Workflow mining system and method |
| 06/27/2006 | US7068984 Systems and methods for amplification of a communication signal |
| 06/27/2006 | US7068980 Pre-distortion apparatus and method for recovering nonlinear distortion of high power amplifier |
| 06/27/2006 | US7068548 Semiconductor integrated circuit with noise reduction circuit |
| 06/27/2006 | US7068450 High speed pre-driver with voltage reference for thin film head write driver |
| 06/27/2006 | US7068109 Apparatus for controlling modulation of an alternating waveform on a DC voltage signal within a low-noise block controller |
| 06/27/2006 | US7068106 Bias current cancellation for differential amplifiers |
| 06/27/2006 | US7068102 Power amplifying apparatus and method using pre-distortion and radio communication system including the same apparatus |
| 06/27/2006 | US7068101 Adaptive predistortion for a transmit system |
| 06/27/2006 | US7068099 Power amplifier module with distortion compensation |
| 06/27/2006 | US7068098 Slew rate enhancement circuit |
| 06/27/2006 | US7068096 EER modulator with power amplifier having feedback loop providing soft output impedance |
| 06/27/2006 | US7068095 Amplifier circuit |
| 06/27/2006 | US7068090 Amplifier circuit |
| 06/22/2006 | WO2006065462A2 A transmitter, a transceiver and a method of controlling a transmit power therefor |
| 06/22/2006 | WO2006065388A1 Broadband high efficiency traveling wave tube amplifier system |
| 06/22/2006 | US20060135103 Self-tuned millimeter wave RF transceiver module |
| 06/22/2006 | US20060135096 High-efficiency modulating RF amplifier |
| 06/22/2006 | US20060133536 Power amplifier pre-distortion |
| 06/22/2006 | US20060132240 Source follower and current feedback circuit thereof |
| 06/22/2006 | US20060132235 Gain-controlled amplifier, receiver circuit and radio communication device |
| 06/22/2006 | US20060132232 Multi-mode power amplifier |
| 06/22/2006 | US20060132231 Power amplifying apparatus |
| 06/22/2006 | US20060131701 Use of a down-bond as a controlled inductor in integrated circuit applications |
| 06/21/2006 | EP1672860A1 Modulating apparatus and modulating method |