219751 ⎘
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 the supply voltage of a power amplifier being switchable controlled
Circuit module having dual-mode wideband power amplifier architecture
#2Power amplifier circuit and semiconductor integrated circuit
#3Boost converter having a buck supply voltage input
#4Reconfigurable bias and supply drivers for radio frequency power amplifiers
#5Power amplification apparatus and control method
#6Digital class-D amplifier and digital signal processing method
#7Audio amplifier apparatus
#8Apparatus and method for balancing combined RF power-supplies for driving a COgas-discharge laser
#9Amplifier module with multiple operating modes
#10Headphone amplifier circuit
#11Method and apparatus for tracking power supplies
#12Amplifier module with multiple operating modes
#13Power amplifier having parallel amplification stages and associated impedance matching networks
#14Power amplifier and radio wave transmitter having the same
#15Direct coupled radio frequency (RF) transceiver front end
#16AUDIO DEVICE, AV SYSTEM HAVING THE AUDIO DEVICE, AND METHOD TO CONTROL THE AUDIO DEVICE
#17Headphone amplifier circuit
#18Supply control for multiple power modes of a power amplifier
#19Apparatus for coupling at least one of a plurality of amplified input signals to an output terminal using a directional coupler
#20Signal amplifier structure for radio transmitter
#21Power supply for limited power sources and audio amplifier using power supply
#22Distributed class G type amplifier switching method
#23Distributed class G type amplifier switching method