Inventor
APEL THOMAS R
US40 patents
⚠️ This page may combine multiple inventors who share the name “APEL THOMAS R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TRIQUINT SEMICONDUCTOR INC
26 patentsUS6407647B1Jun 18, 2002
Integrated broadside coupled transmission line element
TRIQUINT SEMICONDUCTOR INC66 citations95
US7148748B2Dec 12, 2006
Active protection circuit for load mismatched power amplifier
TRIQUINT SEMICONDUCTOR INC16 citations92
US6806558B2Oct 19, 2004
Integrated segmented and interdigitated broadside- and edge-coupled transmission lines
TRIQUINT SEMICONDUCTOR INC39 citations92
US6762647B1Jul 13, 2004
Active protection circuit for load mismatched power amplifier
TRIQUINT SEMICONDUCTOR INC42 citations92
US6727761B1Apr 27, 2004
Resonant bypassed base ballast circuit
TRIQUINT SEMICONDUCTOR INC22 citations92
US6441687B1Aug 27, 2002
Amplifier bias voltage generating circuit and method
TRIQUINT SEMICONDUCTOR INC22 citations92
US6437658B1Aug 20, 2002
Three-level semiconductor balun and method for creating the same
TRIQUINT SEMICONDUCTOR INC20 citations92
US7177370B2Feb 13, 2007
Method and architecture for dual-mode linear and saturated power amplifier operation
TRIQUINT SEMICONDUCTOR INC30 citations90
US6653902B1Nov 25, 2003
Amplifier power control circuit
TRIQUINT SEMICONDUCTOR INC25 citations90
US7382186B2Jun 3, 2008
Amplifiers with high efficiency in multiple power modes
TRIQUINT SEMICONDUCTOR INC44 citations87
US7345537B2Mar 18, 2008
Linear power amplifier with multiple output power levels
TRIQUINT SEMICONDUCTOR INC30 citations86
US7728662B2Jun 1, 2010
Saturated power amplifier with selectable and variable output power levels
TRIQUINT SEMICONDUCTOR INC20 citations84
US7382194B2Jun 3, 2008
Switched distributed power amplifier
TRIQUINT SEMICONDUCTOR INC18 citations84
US6882240B2Apr 19, 2005
Integrated segmented and interdigitated broadside- and edge-coupled transmission lines
TRIQUINT SEMICONDUCTOR INC15 citations84
US6459340B1Oct 1, 2002
Power amplifier mismatch protection with clamping diodes in RF feedback circuit
TRIQUINT SEMICONDUCTOR INC23 citations84
US7224230B2May 29, 2007
Bias circuit with mode control and compensation for voltage and temperature
TRIQUINT SEMICONDUCTOR INC12 citations82
US6894561B2May 17, 2005
Efficient power control of a power amplifier by periphery switching
TRIQUINT SEMICONDUCTOR INC11 citations74
US6879214B2Apr 12, 2005
Bias circuit with controlled temperature dependence
TRIQUINT SEMICONDUCTOR INC10 citations68
US7768098B2Aug 3, 2010
Integrated low inductance interconnect for RF integrated circuits
TRIQUINT SEMICONDUCTOR INC2 citations63
US7667532B1Feb 23, 2010
Bias control system for a power amplifier
TRIQUINT SEMICONDUCTOR INC2 citations63
US7102464B1Sep 5, 2006
Switched transformer for adjusting power amplifier loading
TRIQUINT SEMICONDUCTOR INC6 citations63
US6930555B2Aug 16, 2005
Amplifier power control circuit
TRIQUINT SEMICONDUCTOR INC3 citations60
US6853250B2Feb 8, 2005
Amplifier power control circuit
TRIQUINT SEMICONDUCTOR INC2 citations60
US7489183B2Feb 10, 2009
Bias control system for a power amplifier
TRIQUINT SEMICONDUCTOR INC1 citations52
US7046083B2May 16, 2006
Efficient power control of a power amplifier by periphery switching
TRIQUINT SEMICONDUCTOR INC1 citations52
US6529079B2Mar 4, 2003
RF power amplifier with distributed bias circuit
TRIQUINT SEMICONDUCTOR INC1 citations51
APEL THOMAS R
6 patentsUS8164387B1Apr 24, 2012
Simultaneous harmonic termination in a push-pull power amplifier
APEL THOMAS R68 citations97
US8159048B2Apr 17, 2012
Bipolar junction transistor geometry
APEL THOMAS R21 citations88
US9276310B1Mar 1, 2016
Omnidirectional helically arrayed antenna
APEL THOMAS R12 citations83
US8093959B1Jan 10, 2012
Compact, low loss, multilayer balun
APEL THOMAS R6 citations72
US8748255B2Jun 10, 2014
Method of manufacturing an electrostatic protection device
APEL THOMAS R0 citations48
US8227835B2Jul 24, 2012
Electrostatic protection device
APEL THOMAS R0 citations48
ROCKWELL INTERNATIONAL CORP
3 patentsUS4540954ASep 10, 1985
Singly terminated distributed amplifier
ROCKWELL INTERNATIONAL CORP55 citations96
US4446445AMay 1, 1984
Singly terminated push-pull distributed amplifier
ROCKWELL INTERNATIONAL CORP27 citations92
US4467293AAug 21, 1984
Ferrite type directional coupler
ROCKWELL INTERNATIONAL CORP20 citations82
TELEDYNE MONOLITHIC MICROWAVE
2 patentsUS5349306ASep 20, 1994
Apparatus and method for high performance wide-band power amplifier monolithic microwave integrated circuits
TELEDYNE MONOLITHIC MICROWAVE39 citations91
US5208726AMay 4, 1993
Metal-insulator-metal (MIM) capacitor-around-via structure for a monolithic microwave integrated circuit (MMIC) and method of manufacturing same
TELEDYNE MONOLITHIC MICROWAVE52 citations91