Drew Michael Mader

Person

Bloomington, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Determining fly height using readback signal distortion
- Patent number 11,881,239
- Issue date Jan 23, 2024
- Seagate Technology LLC
- Walter R. Eppler
- G11 - INFORMATION STORAGE
Information Patent Grant
Readback waveform oversampling method and apparatus
- Patent number 11,011,189
- Issue date May 18, 2021
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser calibration using temperature compensation equation for heat-...
- Patent number 10,832,704
- Issue date Nov 10, 2020
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method using on-ramp heating to detect laser mode hoppin...
- Patent number 10,770,106
- Issue date Sep 8, 2020
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Readback waveform oversampling method and apparatus
- Patent number 10,665,254
- Issue date May 26, 2020
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Determining instability zones of a laser of a heat-assisted magneti...
- Patent number 10,643,651
- Issue date May 5, 2020
- Seagate Technology LLC
- Christopher J. Rea
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser calibration using temperature compensation equation for heat-...
- Patent number 10,515,658
- Issue date Dec 24, 2019
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
In-field laser calibration for heat-assisted magnetic recording hea...
- Patent number 10,395,673
- Issue date Aug 27, 2019
- Seagate Technology LLC
- Alfredo Sam Chu
- G11 - INFORMATION STORAGE
Information Patent Grant
Determining thermal gradient of a HAMR hotspot using pseudo-random...
- Patent number 10,339,963
- Issue date Jul 2, 2019
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
In-field laser calibration for heat-assisted magnetic recording hea...
- Patent number 10,127,930
- Issue date Nov 13, 2018
- Seagate Technology LLC
- Alfredo Sam Chu
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser calibration for heat-assisted magnetic recording head using i...
- Patent number 10,083,716
- Issue date Sep 25, 2018
- Seagate Technology LLC
- Alfredo Sam Chu
- G11 - INFORMATION STORAGE
Information Patent Grant
Calibration and adjusting target pre-write clearance offset for a h...
- Patent number 9,990,950
- Issue date Jun 5, 2018
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for detecting and remediating in response to i...
- Patent number 9,916,849
- Issue date Mar 13, 2018
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted magnetic recording apparatus capable of detecting opt...
- Patent number 9,842,621
- Issue date Dec 12, 2017
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Determining thermal gradient of heat-assisted magnetic recording ho...
- Patent number 9,837,118
- Issue date Dec 5, 2017
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Obtaining a predetermined phase shift in data using different write...
- Patent number 9,830,942
- Issue date Nov 28, 2017
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser adjustment during field operation of a heat-assisted magnetic...
- Patent number 9,589,587
- Issue date Mar 7, 2017
- Seagate Technology LLC
- Alfredo Sam Chu
- G11 - INFORMATION STORAGE
Information Patent Grant
Determining optical degradation in a heat-assisted read/write head
- Patent number 9,548,068
- Issue date Jan 17, 2017
- Seagate Technology LLC
- Tim Rausch
- G11 - INFORMATION STORAGE
Information Patent Grant
Qualifying a recording head based on symmetry of a cross-track profile
- Patent number 9,349,415
- Issue date May 24, 2016
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser adjustment during field operation of a heat-assisted magnetic...
- Patent number 9,311,951
- Issue date Apr 12, 2016
- Seagate Technology LLC
- Alfredo Sam Chu
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser temperature calibration in a HAMR device
- Patent number 9,236,081
- Issue date Jan 12, 2016
- Seagate Technology LLC
- Alfredo S. Chu
- G11 - INFORMATION STORAGE
Information Patent Grant
Current boost profile applied to laser during heat-assisted magneti...
- Patent number 9,202,506
- Issue date Dec 1, 2015
- Seagate Technology LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
PARTIAL PULSE PAIRING FOR IMPROVED READ SIGNAL QUALITY
- Publication number 20230290398
- Publication date Sep 14, 2023
- Walter R. EPPLER
- G11 - INFORMATION STORAGE
Information Patent Application
READBACK WAVEFORM OVERSAMPLING METHOD AND APPARATUS
- Publication number 20200251132
- Publication date Aug 6, 2020
- SEAGATE TECHNOLOGY LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Application
DETERMINING INSTABILITY ZONES OF A LASER OF A HEAT-ASSISTED MAGNETI...
- Publication number 20200126590
- Publication date Apr 23, 2020
- SEAGATE TECHNOLOGY LLC
- Christopher J. Rea
- G11 - INFORMATION STORAGE
Information Patent Application
LASER CALIBRATION USING TEMPERATURE COMPENSATION BASED ON EFFICIENC...
- Publication number 20200126586
- Publication date Apr 23, 2020
- SEAGATE TECHNOLOGY LLC
- Drew Michael Mader
- G11 - INFORMATION STORAGE
Information Patent Application
IN-FIELD LASER CALIBRATION FOR HEAT-ASSISTED MAGNETIC RECORDING HEA...
- Publication number 20190287554
- Publication date Sep 19, 2019
- SEAGATE TECHNOLOGY LLC
- Alfredo Sam Chu
- G11 - INFORMATION STORAGE
Information Patent Application
LASER ADJUSTMENT DURING FIELD OPERATION OF A HEAT-ASSISTED MAGNETIC...
- Publication number 20170092318
- Publication date Mar 30, 2017
- SEAGATE TECHNOLOGY LLC
- Alfredo Sam Chu
- G11 - INFORMATION STORAGE

Drew Michael Mader

Person

Patents Grantslast 30 patents

Determining fly height using readback signal distortion

Readback waveform oversampling method and apparatus

Laser calibration using temperature compensation equation for heat-...

System and method using on-ramp heating to detect laser mode hoppin...

Readback waveform oversampling method and apparatus

Determining instability zones of a laser of a heat-assisted magneti...

Laser calibration using temperature compensation equation for heat-...

In-field laser calibration for heat-assisted magnetic recording hea...

Determining thermal gradient of a HAMR hotspot using pseudo-random...

In-field laser calibration for heat-assisted magnetic recording hea...

Laser calibration for heat-assisted magnetic recording head using i...

Calibration and adjusting target pre-write clearance offset for a h...

Method and apparatus for detecting and remediating in response to i...

Heat-assisted magnetic recording apparatus capable of detecting opt...

Determining thermal gradient of heat-assisted magnetic recording ho...

Obtaining a predetermined phase shift in data using different write...

Laser adjustment during field operation of a heat-assisted magnetic...

Determining optical degradation in a heat-assisted read/write head

Qualifying a recording head based on symmetry of a cross-track profile

Laser adjustment during field operation of a heat-assisted magnetic...

Laser temperature calibration in a HAMR device

Current boost profile applied to laser during heat-assisted magneti...

Patents Applicationslast 30 patents

PARTIAL PULSE PAIRING FOR IMPROVED READ SIGNAL QUALITY

READBACK WAVEFORM OVERSAMPLING METHOD AND APPARATUS

DETERMINING INSTABILITY ZONES OF A LASER OF A HEAT-ASSISTED MAGNETI...

LASER CALIBRATION USING TEMPERATURE COMPENSATION BASED ON EFFICIENC...

IN-FIELD LASER CALIBRATION FOR HEAT-ASSISTED MAGNETIC RECORDING HEA...

LASER ADJUSTMENT DURING FIELD OPERATION OF A HEAT-ASSISTED MAGNETIC...