P

Inventor

BARNETT RAYMOND ELIJAH

US12 patents

Patents

12 patents
US7259624B2Aug 21, 2007

Low noise AC coupled amplifier with low band-pass corner and low power

TEXAS INSTRUMENTS INC27 citations91
US6879455B2Apr 12, 2005

Method to increase head voltage swing and to reduce the rise time of write driver

TEXAS INSTRUMENTS INC45 citations91
US6798591B2Sep 28, 2004

Reference circuit for write driver circuit with programmable write current, overshoot duration and overshoot amplitude control

TEXAS INSTRUMENTS INC31 citations91
US7190214B2Mar 13, 2007

Amplifier apparatus for use with a sensor

TEXAS INSTRUMENTS INC11 citations80
US7035027B2Apr 25, 2006

Circuits to achieve high data rate writing on thin film transducer

TEXAS INSTRUMENTS INC17 citations78
US6735030B2May 11, 2004

Method to write servo on multi-channels with voltage mode data and single channel with current mode data

TEXAS INSTRUMENTS INC7 citations72
US7292074B2Nov 6, 2007

Write driver with continuous impedance match and improved common mode symmetry

TEXAS INSTRUMENTS INC2 citations61
US7068450B2Jun 27, 2006

High speed pre-driver with voltage reference for thin film head write driver

TEXAS INSTRUMENTS INC4 citations61
US6946909B2Sep 20, 2005

Impedance matched low noise amplifier

TEXAS INSTRUMENTS INC2 citations61
US6930531B2Aug 16, 2005

Circuit and method to compensate for RMR variations and for shunt resistance across RMR in an open loop current bias architecture

TEXAS INSTRUMENTS INC2 citations61
US7839589B2Nov 23, 2010

Write current waveform asymmetry compensation

TEXAS INSTRUMENTS INC6 citations60
US7382560B2Jun 3, 2008

Low power servo mode write driver

TEXAS INSTRUMENTS INC0 citations50