Michael Madden

Person

Mountain View, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Digital timing recovery for servo operations during start-up mode
- Patent number 12,154,605
- Issue date Nov 26, 2024
- MARVELL ASIA PTE. LTD.
- Hongxin Song
- G11 - INFORMATION STORAGE
Information Patent Grant
Decision-free timing disturbance cancellation caused by HAMR laser...
- Patent number 10,497,390
- Issue date Dec 3, 2019
- Marvell International Ltd.
- Jongseung Park
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods of demodulating a servo position error signal on patterned...
- Patent number 9,583,137
- Issue date Feb 28, 2017
- Marvell International Ltd.
- Zining Wu
- G11 - INFORMATION STORAGE
Information Patent Grant
Repeated runout (RRO) zero phase start (ZPS)
- Patent number 9,418,690
- Issue date Aug 16, 2016
- Marvell International Ltd.
- Hongxin Song
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for calibrating read and write operations in tw...
- Patent number 9,311,937
- Issue date Apr 12, 2016
- Marvell World Trade Ltd.
- Qiyue Zou
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for adjusting a phase of a data clock signal u...
- Patent number 9,202,515
- Issue date Dec 1, 2015
- Marvell International Ltd.
- Michael Madden
- G11 - INFORMATION STORAGE
Information Patent Grant
Processing a data signal with an embedded position signal
- Patent number 9,117,472
- Issue date Aug 25, 2015
- Marvell International Ltd.
- Qiyue Zou
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for detecting cycle slip and/or framing error
- Patent number 9,077,501
- Issue date Jul 7, 2015
- Marvell International Ltd.
- Mats Oberg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Repeated runout (RRO) zero phase start (ZPS)
- Patent number 9,053,742
- Issue date Jun 9, 2015
- Marvell International Ltd.
- Hongxin Song
- G11 - INFORMATION STORAGE
Information Patent Grant
Viterbi decoder method and apparatus with RI detector in servo channel
- Patent number 9,037,955
- Issue date May 19, 2015
- Marvell International Ltd.
- Zaihe Yu
- G11 - INFORMATION STORAGE
Information Patent Grant
Applying digital frequency offset to timing loop
- Patent number 9,019,645
- Issue date Apr 28, 2015
- Marvell International Ltd.
- Hongxin Song
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for performing timing acquisition in a read/wri...
- Patent number 9,019,638
- Issue date Apr 28, 2015
- Marvell International Ltd.
- Michael Madden
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for detecting and correcting shift in a DC level...
- Patent number 8,964,323
- Issue date Feb 24, 2015
- Marvell International Ltd.
- Heng Tang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for detecting drive head touchdown
- Patent number 8,947,823
- Issue date Feb 3, 2015
- Marvell International Ltd.
- Rathnakumar Radhakrishnan
- G11 - INFORMATION STORAGE
Information Patent Grant
Bit-locked interface for magnetic recording
- Patent number 8,947,810
- Issue date Feb 3, 2015
- Marvell International Ltd.
- Gregory Burd
- G11 - INFORMATION STORAGE
Information Patent Grant
ACQ in the presence of baseline pop
- Patent number 8,922,924
- Issue date Dec 30, 2014
- Marvell International Ltd.
- Hongxin Song
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk synchronous write architecture for bit-patterned recording
- Patent number 8,879,185
- Issue date Nov 4, 2014
- Marvell International Ltd.
- Qiyue Zou
- G11 - INFORMATION STORAGE
Information Patent Grant
Non-linear transition shift identification and compensation
- Patent number 8,873,176
- Issue date Oct 28, 2014
- Marvell International Ltd.
- Hongwei Song
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and read module for adjusting a frequency at which a convert...
- Patent number 8,867,159
- Issue date Oct 21, 2014
- Marvell International Ltd.
- Michael Madden
- G11 - INFORMATION STORAGE
Information Patent Grant
Hybrid defect detection for recording channels
- Patent number 8,824,074
- Issue date Sep 2, 2014
- Marvell International Ltd.
- Xueshi Yang
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for performing timing acquisition on an expecte...
- Patent number 8,810,938
- Issue date Aug 19, 2014
- Marvell International Ltd.
- Michael Madden
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for revising data in a signal read from a stora...
- Patent number 8,804,259
- Issue date Aug 12, 2014
- Marvell International Ltd.
- Hongxin Song
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for inter-track interference cancellation in ma...
- Patent number 8,773,792
- Issue date Jul 8, 2014
- Marvell International Ltd.
- Hongxin Song
- G11 - INFORMATION STORAGE
Information Patent Grant
Write zero phase start for phase synchronization in bit patterned r...
- Patent number 8,730,605
- Issue date May 20, 2014
- Marvell International Ltd.
- Michael Madden
- G11 - INFORMATION STORAGE
Information Patent Grant
DC shift detection and correction
- Patent number 8,730,609
- Issue date May 20, 2014
- Marvell International Ltd.
- Heng Tang
- G11 - INFORMATION STORAGE
Information Patent Grant
Harmonic sensor
- Patent number 8,711,510
- Issue date Apr 29, 2014
- Marvell International Ltd.
- Michael Madden
- G11 - INFORMATION STORAGE
Information Patent Grant
Viterbi decoder method and apparatus with RI detector in servo channel
- Patent number 8,707,147
- Issue date Apr 22, 2014
- Marvell International Ltd.
- Zaihe Yu
- G11 - INFORMATION STORAGE
Information Patent Grant
Bit-locked interface for magnetic recording
- Patent number 8,693,124
- Issue date Apr 8, 2014
- Marvell International Ltd.
- Gregory Burd
- G11 - INFORMATION STORAGE
Information Patent Grant
Timing acquisition robust to inter-track-interference
- Patent number 8,693,118
- Issue date Apr 8, 2014
- Marvell International Ltd.
- Michael Madden
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for gain compensation and re-timing in magnetic...
- Patent number 8,649,120
- Issue date Feb 11, 2014
- Marvell International Ltd.
- Hongxin Song
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR CALIBRATING READ AND WRITE OPERATIONS IN TW...
- Publication number 20150022916
- Publication date Jan 22, 2015
- Marvell World Trade Ltd.
- Qiyue Zou
- G11 - INFORMATION STORAGE
Information Patent Application
Demodulator and method for demodulating CPFSK-modulated signals usi...
- Publication number 20030128778
- Publication date Jul 10, 2003
- Markus Hammes
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Demodulation method and demodulator for CPFSK-modulated signals
- Publication number 20020060604
- Publication date May 23, 2002
- Markus Hammes
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Michael Madden

Person

Patents Grantslast 30 patents

Digital timing recovery for servo operations during start-up mode

Decision-free timing disturbance cancellation caused by HAMR laser...

Methods of demodulating a servo position error signal on patterned...

Repeated runout (RRO) zero phase start (ZPS)

Systems and methods for calibrating read and write operations in tw...

Apparatus and method for adjusting a phase of a data clock signal u...

Processing a data signal with an embedded position signal

Systems and methods for detecting cycle slip and/or framing error

Repeated runout (RRO) zero phase start (ZPS)

Viterbi decoder method and apparatus with RI detector in servo channel

Applying digital frequency offset to timing loop

Systems and methods for performing timing acquisition in a read/wri...

System and method for detecting and correcting shift in a DC level...

Method and apparatus for detecting drive head touchdown

Bit-locked interface for magnetic recording

ACQ in the presence of baseline pop

Disk synchronous write architecture for bit-patterned recording

Non-linear transition shift identification and compensation

Method and read module for adjusting a frequency at which a convert...

Hybrid defect detection for recording channels

Systems and methods for performing timing acquisition on an expecte...

Systems and methods for revising data in a signal read from a stora...

Systems and methods for inter-track interference cancellation in ma...

Write zero phase start for phase synchronization in bit patterned r...

DC shift detection and correction

Harmonic sensor

Viterbi decoder method and apparatus with RI detector in servo channel

Bit-locked interface for magnetic recording

Timing acquisition robust to inter-track-interference

Systems and methods for gain compensation and re-timing in magnetic...

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR CALIBRATING READ AND WRITE OPERATIONS IN TW...

Demodulator and method for demodulating CPFSK-modulated signals usi...

Demodulation method and demodulator for CPFSK-modulated signals