P

Inventor

FRANCH ROBERT L

US20 patents

Patents

20 patents
US5212616AMay 18, 1993

Voltage regulation and latch-up protection circuits

IBM81 citations96
US7973549B2Jul 5, 2011

Method and apparatus for calibrating internal pulses in an integrated circuit

IBM15 citations92
US7961559B2Jun 14, 2011

Duty cycle measurement circuit for measuring and maintaining balanced clock duty cycle

IBM21 citations92
US7944229B2May 17, 2011

Method and apparatus for calibrating internal pulses in an integrated circuit

IBM22 citations92
US7400555B2Jul 15, 2008

Built in self test circuit for measuring total timing uncertainty in a digital data path

IBM24 citations92
US7255476B2Aug 14, 2007

On chip temperature measuring and monitoring circuit and method

IBM20 citations92
US5157634AOct 20, 1992

Dram having extended refresh time

IBM48 citations92
US7459940B2Dec 2, 2008

Local clock buffer (LCB) with asymmetric inductive peaking

IBM12 citations84
US7452128B2Nov 18, 2008

On chip temperature measuring and monitoring circuit and method

IBM10 citations84
US9618966B2Apr 11, 2017

Pulse-drive resonant clock with on-the-fly mode change

IBM3 citations72
US9612614B2Apr 4, 2017

Pulse-drive resonant clock with on-the-fly mode change

IBM3 citations72
US9575119B1Feb 21, 2017

Measurement of signal delays in microprocessor integrated circuits with sub-picosecond accuracy using frequency stepping

IBM2 citations72
US9568548B1Feb 14, 2017

Measurement of signal delays in microprocessor integrated circuits with sub-picosecond accuracy using frequency stepping

IBM4 citations72
US7780347B2Aug 24, 2010

On chip temperature measuring and monitoring circuit and method

IBM2 citations63
US7762721B2Jul 27, 2010

On chip temperature measuring and monitoring method

IBM1 citations63
US7645071B2Jan 12, 2010

On chip temperature measuring and monitoring method

IBM2 citations63
US7839175B2Nov 23, 2010

Local clock buffer (LCB) with asymmetric inductive peaking

IBM3 citations62
US9800232B2Oct 24, 2017

Stitchable global clock for 3D chips

IBM0 citations52
US9348357B2May 24, 2016

Stitchable global clock for 3D chips

IBM0 citations52
US10145892B2Dec 4, 2018

Increasing the resolution of on-chip measurement circuits

IBM1 citations48