219745 ⎘
Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by; Indexing scheme relating to power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers Power transistors are made by coupling a plurality of single transistors in parallel
Ultra compact multi-band transmitter with robust AM-PM distortion self-suppression techniques
#2Ultra compact multi-band transmitter with robust AM-PM distortion self-suppression techniques
#3Amplifier circuit and transmitting device
#4Ultra compact multi-band transmitter with robust AM-PM distortion self-suppression techniques
#5Methods and apparatus providing high efficiency power amplifiers for both high and low output power levels
#6Ultra compact multi-band transmitted with robust AM-PM distortion self-suppression techniques
#7Ultra compact multi-band transmitter with robust AM-PM distortion self-suppression techniques
#8Circuits and methods for reducing supply sensitivity in a power amplifier
#9Method for class-B amplifier mismatch correction
#10High-voltage voltage-switched class-S amplifier
#11AMPLIFIER CIRCUIT WITH OVERSHOOT SUPPRESSION
#12Amplifier device and method for activating an amplifier device or the amplifier unit
#13Method and apparatus for high efficiency, high dynamic range digital RF power amplification
#14Amplifier circuit with overshoot suppression
#15Segmented power amplifier with varying segment activation
#16Power amplifier protection
#17Passive transmitter architecture with switchable outputs for wireless applications
#18Power amplifier
#19Amplifier circuit with overshoot suppression
#20RF power amplifiers with linearization
#21Heterojunction bipolar transistor and method for manufacturing the same, and power amplifier using the same
#22Low noise amplifier and mixer
#23Switchable input pair operational amplifiers
#24Power amplifier, and method of controlling power amplifier
#25Circuitry and method for reducing second and third-order nonlinearities
#26Amplifier with programmable off voltage
#27CONTROL DEVICE AND CONTROL METHOD
#28Solid-state ultra-wideband microwave power amplifier employing modular non-uniform distributed amplifier elements
#29RF power amplifiers with linearization
#30RF power amplifier
#31HIGH FREQUENCY POWER AMPLIFIER AND WIRELESS PORTABLE TERMINAL USING THE SAME
#32High-frequency power amplifier
#33Power amplifier
#34Reconfigurable frequency filter
#35Apparatus and method for exploiting reverse short channel effects in transistor devices
#36Transistor arrangement, integrated circuit and method for operating field effect transistors
#37Heterojunction bipolar transistor and method for manufacturing the same, and power amplifier using the same
#38Power device having connection structure compensating for reactance component of transmission line
#39MULTI CONTROLLED OUTPUT LEVELS CMOS POWER AMPLIFIER (PA)
#40Radio frequency power amplifier
#41Semiconductor integrated circuit apparatus
#42Efficient power control of a power amplifier by periphery switching
#43Heterojunction bipolar transistor and method for manufacturing the same, and power amplifier using the same
#44Amplifier power control circuit