Inventor

Philip John Lehtola

Inventor

Cedar Rapids, IA, US

Overview

2015–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 51 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H03Fprimary

H03FAmplifiers39%

H04BTransmission25%

H10DInorganic electric semiconductor devices7%

H04LTransmission of digital information, e.g. telegraphic communication6%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%

H03GControl of amplification5%

H01LSemiconductor devices4%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h102%

H03HImpedance networks, e.g. resonant circuits2%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use2%

PatentTitleYear

11,070,174Quadrature combined doherty amplifiers2021 11,057,003Devices and methods for detecting a saturation condition of a power amplifier2021 11,025,209Power amplifier layout2021 11,018,628Antenna impedance prediction via power amplifier parameter2021 10,917,056Devices and methods for power amplification with shared common base biasing2021 10,892,715Wideband power combiner and splitter2021 10,880,764Circuits, devices, and methods for monitoring a serial bus2020 10,804,867Quadrature amplifier having envelope control2020 10,804,866Doherty amplifier having envelope control2020 10,790,783Amplifiers for radio-frequency applications2020 10,784,823High-voltage power amplification system2020 10,778,149Power amplifiers having reduced loss2020 10,771,024Power amplifier modules including transistor with grading and semiconductor resistor2020 10,756,677Doherty power amplifier having high supply voltage2020 10,693,422Wideband power combiner and splitter2020 10,615,835Power amplification system with variable supply voltage2020 10,554,177Quadrature combined doherty amplifiers2020 10,483,641Antenna switch modules and methods of making the same2019 10,340,862Methods for power amplification with shared common base biasing2019 10,312,867Methods, modules and devices for detecting a saturation condition of a power amplifier2019 10,277,174Radio-frequency amplification systems, devices and methods2019 10,250,202Power amplification system with adjustable common base bias2019 10,243,517Enhanced amplifier efficiency through cascode current steering2019 10,218,321Thermally rugged power amplifiers and related methods2019 10,177,711Multi-band power amplification system having enhanced efficiency through elimination of band selection switch2019 10,116,274Process-compensated HBT power amplifier bias circuits and methods2018 10,084,411Reduced power amplifier size through elimination of matching network2018 10,044,398Cascode amplifier segmentation for enhanced thermal ruggedness2018 9,991,850Amplifier with base current reuse2018 9,979,349Multi-band device having multiple miniaturized single-band power amplifiers2018 9,935,594Peaking amplifier bias control2018 9,923,523'Doherty power amplifier having reduced size'2018 9,899,961'Enhanced amplifier efficiency through cascode current steering'2018 9,893,684'Radio-frequency power amplifiers driven by boost converter'2018 9,893,687'Radio-frequency and bias signal coupling in power amplifier devices'2018 9,838,058Power amplification system with variable supply voltage2017 9,806,681'Doherty power amplifier having AM-AM compensation'2017 9,787,260'Power amplifier having staggered cascode layout for enhanced thermal ruggedness'2017 9,780,741'Compression control of cascode power amplifiers'2017 9,722,547'Compression control through amplitude adjustment of a radio frequency input signal'2017 9,712,125'Power amplification system with shared common base biasing'2017 9,698,736'Compression control through power amplifier load adjustment'2017 9,698,734'Power amplification system with adjustable common base bias'2017 9,654,155'Cascode amplifier segmentation for enhanced thermal ruggedness'2017 9,621,118'Compression control through power amplifier voltage adjustment'2017 9,621,119'Power amplifier bias signal multiplexing'2017 9,602,056'Amplifier with base current reuse'2017 9,520,835'Power amplifier modules including bipolar transistor with grading and related systems, devices, and methods'2016 9,490,751'Power amplifier modules including bipolar transistor with grading and related systems, devices, and methods'2016 9,419,567'Process-compensated HBT power amplifier bias circuits and methods'2016 9,041,472'Power amplifier modules including related systems, devices, and methods'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2021Patents assigned to SKYWORKS SOLUTIONS INC (50)· patent assignee history

2015–2021Based in Cedar Rapids, IA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SKYWORKS SOLUTIONS INC	50	2015–2021

Locations

Location	Patents	Span
Cedar Rapids, IA, US	51	2015–2021