Inventor
PREXL FRANZ
DE19 patents
⚠️ This page may combine multiple inventors who share the name “PREXL FRANZ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEXAS INSTRUMENTS DEUTSCHLAND
12 patentsUS7595616B2Sep 29, 2009
Control circuit for a polarity inverting buck-boost DC-DC converter
TEXAS INSTRUMENTS DEUTSCHLAND278 citations98
US7518346B2Apr 14, 2009
Buck-boost DC/DC converter with overlap control using ramp shift signal
TEXAS INSTRUMENTS DEUTSCHLAND307 citations98
US6215286B1Apr 10, 2001
Step-up/step-down switching regulator operation
TEXAS INSTRUMENTS DEUTSCHLAND152 citations96
US6861901B2Mar 1, 2005
Voltage follower circuit
TEXAS INSTRUMENTS DEUTSCHLAND44 citations92
US6255901B1Jul 3, 2001
Demodulator for ask-modulated signals having small modulation depth
TEXAS INSTRUMENTS DEUTSCHLAND50 citations92
US5877641AMar 2, 1999
Clock generator and phase comparator for use in such a clock generator
TEXAS INSTRUMENTS DEUTSCHLAND33 citations92
US6894542B2May 17, 2005
Comparator with hysteresis
TEXAS INSTRUMENTS DEUTSCHLAND21 citations89
US7276888B2Oct 2, 2007
Precharge circuit for DC/DC boost converter startup
TEXAS INSTRUMENTS DEUTSCHLAND12 citations84
US8035311B2Oct 11, 2011
Light-emitting semiconductor device driver and method
TEXAS INSTRUMENTS DEUTSCHLAND8 citations83
US9419431B2Aug 16, 2016
Short-circuit protection system for power converters
TEXAS INSTRUMENTS DEUTSCHLAND6 citations65
US7940037B2May 10, 2011
Driver for light emitting semiconductor device
TEXAS INSTRUMENTS DEUTSCHLAND2 citations62
US9413239B2Aug 9, 2016
Electronic device for average current mode DC-DC conversion
TEXAS INSTRUMENTS DEUTSCHLAND2 citations61
TEXAS INSTRUMENTS INC
5 patentsUS7078885B2Jul 18, 2006
DC-DC CMOS converter
TEXAS INSTRUMENTS INC12 citations84
US6982627B2Jan 3, 2006
Low power regulated amplifier for a transponder
TEXAS INSTRUMENTS INC11 citations83
US10298126B1May 21, 2019
Power converter controller
TEXAS INSTRUMENTS INC2 citations72
US10958173B2Mar 23, 2021
Fixed frequency buck-boost power converter control
TEXAS INSTRUMENTS INC0 citations51
US10644595B2May 5, 2020
Power converter controller
TEXAS INSTRUMENTS INC0 citations51