Inventor
GRUNDVIG JEFFREY P
US34 patents
⚠️ This page may combine multiple inventors who share the name “GRUNDVIG JEFFREY P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LSI CORP
11 patentsUS8861111B1Oct 14, 2014
Two dimensional magnetic recording servo system phase alignment
LSI CORP34 citations94
US8054573B2Nov 8, 2011
Systems and methods for fly-height control using servo address mark data
LSI CORP28 citations93
US9147416B2Sep 29, 2015
Systems and methods for multi-head servo data processing
LSI CORP18 citations92
US9099132B1Aug 4, 2015
Systems and methods for multi-head separation determination
LSI CORP25 citations92
US8837068B1Sep 16, 2014
Two dimensional magnetic recording servo system adaptive combination
LSI CORP31 citations92
US8049982B1Nov 1, 2011
Methods and apparatus for measuring servo address mark distance in a read channel using selective fine phase estimate
LSI CORP11 citations84
US7872821B2Jan 18, 2011
Systems and methods for Nyquist tone harmonic measurements
LSI CORP12 citations84
US9001446B1Apr 7, 2015
System and method for power saving modes in multi-sensor magnetic recording
LSI CORP5 citations72
US8773809B2Jul 8, 2014
Systems and methods for medium proximity detection in a read channel
LSI CORP4 citations72
US9026891B2May 5, 2015
Method for format savings in coherently written fragmented sectors
LSI CORP2 citations62
US8693125B1Apr 8, 2014
Cross clock phase measurement
LSI CORP1 citations52
AGERE SYSTEMS INC
6 patentsUS7929237B2Apr 19, 2011
Modulated disk lock clock and methods for using such
AGERE SYSTEMS INC20 citations92
US7120390B2Oct 10, 2006
BLUETOOTH smart offset compensation
AGERE SYSTEMS INC19 citations92
US7738200B2Jun 15, 2010
Systems and methods for estimating time corresponding to peak signal amplitude
AGERE SYSTEMS INC23 citations90
US6587694B1Jul 1, 2003
Clock synchronization between wireless devices during cradled time
AGERE SYSTEMS INC11 citations74
US7697895B2Apr 13, 2010
Bluetooth smart offset compensation
AGERE SYSTEMS INC3 citations62
US6650874B1Nov 18, 2003
Real-time slow drift correction of alignment of handset's local oscillator for cordless telephone
AGERE SYSTEMS INC6 citations62
ANNAMPEDU VISWANATH
5 patentsUS8059349B2Nov 15, 2011
Methods and systems for estimating time corresponding to peak signal amplitude
ANNAMPEDU VISWANATH15 citations81
US8699160B2Apr 15, 2014
Methods and apparatus for validating detection of RRO address marks
ANNAMPEDU VISWANATH0 citations52
US8526131B2Sep 3, 2013
Systems and methods for signal polarity determination
ANNAMPEDU VISWANATH1 citations49
US8498072B2Jul 30, 2013
Systems and methods for spiral waveform detection
ANNAMPEDU VISWANATH1 citations49
US9305581B2Apr 5, 2016
Systems and methods for memory efficient repeatable run out processing
ANNAMPEDU VISWANATH1 citations47
GRUNDVIG JEFFREY P
5 patentsUS8498071B2Jul 30, 2013
Systems and methods for inter-track alignment
GRUNDVIG JEFFREY P7 citations80
US8174784B2May 8, 2012
Systems and methods for inter-location control of storage access
GRUNDVIG JEFFREY P16 citations79
US8780476B2Jul 15, 2014
Systems and methods for controlled wedge spacing in a storage device
GRUNDVIG JEFFREY P3 citations62
US8625222B2Jan 7, 2014
Storage device having calibration circuitry providing programmable phase update values
GRUNDVIG JEFFREY P1 citations51
US8711505B2Apr 29, 2014
Storage device having clock adjustment circuitry with firmware-based predictive correction
GRUNDVIG JEFFREY P1 citations50