Inventor
TRETTER LARRY L
US18 patents
⚠️ This page may combine multiple inventors who share the name “TRETTER LARRY L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
17 patentsUS4812687AMar 14, 1989
Dual direction integrating delay circuit
IBM24 citations92
US5373253ADec 13, 1994
Monolithic current mirror circuit employing voltage feedback for β-independent dynamic range
IBM22 citations91
US4937469AJun 26, 1990
Switched current mode driver in CMOS with short circuit protection
IBM15 citations73
US9349387B1May 24, 2016
Detection of open write heads and/or cables in tape drives
IBM3 citations72
US9330689B1May 3, 2016
Write driver DC resistance calibration
IBM4 citations72
US5291069AMar 1, 1994
Bipolar H write driver
IBM14 citations71
US10229711B2Mar 12, 2019
In-circuit calibration of anti-aliasing filter
IBM1 citations70
US9899056B1Feb 20, 2018
In-circuit calibration of anti-aliasing filter
IBM2 citations70
US9734861B1Aug 15, 2017
In-circuit calibration method of anti-aliasing filter
IBM3 citations70
US8879209B2Nov 4, 2014
Device select system for multi-device electronic system
IBM2 citations62
US7688536B2Mar 30, 2010
Variable power write driver circuit
IBM2 citations62
US6882491B2Apr 19, 2005
Dual mode write driver providing both voltage and current mode operation
IBM2 citations62
US7729072B2Jun 1, 2010
Open write-head-cable test method and detector
IBM6 citations54
US9741365B2Aug 22, 2017
Write driver DC resistance calibration
IBM0 citations51
US9576594B1Feb 21, 2017
Detection of open write heads and/or cables in tape drives
IBM0 citations51
US6882485B2Apr 19, 2005
Method and system to measure the write current of a current mode write driver in a direct way
IBM0 citations51
US10418061B2Sep 17, 2019
In-circuit calibration of anti-aliasing filter
IBM0 citations49