Inventor · Arlington Heights, IL, US

James E. Mitzlaff

29Patents
19h-index
34Co-inventors
81Inventor score

Filing activity: Feb 3, 1981 → Apr 13, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5045820A Three-dimensional microwave circuit carrier and integral waveguide coupler Electricity 226 Expired
US5757229A Bias circuit for a power amplifier Electricity 179 Expired
US6014102A Method and apparatus for calibrating location finding equipment within a communication system Physics 137 Expired
US4636741A Multi-level power amplifying circuitry for portable radio transceivers Electricity 105 Expired
US5307512A Power control circuitry for achieving wide dynamic range in a transmitter Electricity 96 Expired
US6725021B1 Method for tuning an envelope tracking amplification system Electricity 70 Expired
US5486789A Apparatus and method for providing a baseband digital error signal in an adaptive predistorter Electricity 64 Expired
US4717884A High efficiency RF power amplifier Electricity 60 Expired
US6600369B2 Wideband linear amplifier with predistortion error correction Electricity 51 Expired
US4866766A Telephone device having customized ring capability Electricity 50 Expired
US4783697A Leadless chip carrier for RF power transistors or the like Electricity 48 Expired
US5444418A Method and apparatus for feedforward power amplifying Electricity 42 Expired
US5475681A Wireless in-building telecommunications system for voice and data communications Emerging Cross-Sectional Technologies 40 Expired
US5912586A Feed forward amplifier with digital intermodulation control Electricity 39 Expired
US5621354A Apparatus and method for performing error corrected amplification in a radio frequency system Electricity 38 Expired
US6735419B2 High efficiency wideband linear wireless power amplifier Electricity 36 Expired
US5353301A Method and apparatus for combining multipath spread-spectrum signals Electricity 35 Expired
US5923214A Feedforward amplifier network with swept pilot tone for reducing distortion generated by a power amplifier Electricity 34 Expired
US4998289A Signal integrity control technique for an RF communication system Electricity 21 Expired
US7634240B2 Method and apparatus for controlling a supply voltage to a power amplifier Electricity 14 Active
US5349300A Method and apparatus for controlling a peak envelope power of a PA Electricity 13 Expired
US10103696B1 Integrated gallium nitride power amplifier and switch Electricity 10 Active
US7486144B2 RF power amplifier protection Electricity 9 Active
US6696866B2 Method and apparatus for providing a supply voltage based on an envelope of a radio frequency signal Electricity 9 Expired
US4458209A Adaptive power control circuit Electricity 7 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.