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John C. Dunfield

Seagate Technology

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Publication

Featured researches published by John C. Dunfield.

Archive | 1990

Position detection for a brushless DC motor without hall effect devices using a time differential method

John C. Dunfield

Archive | 1990

Position detection for a brushless DC motor without Hall effect devices using a mutual inductance detection method

John C. Dunfield; Gunter K. Heine

Archive | 1995

Detection of starting motor position in a brushless DC motor

John C. Dunfield

Archive | 1995

Microactuator for fine positioning in a disc drive

John C. Dunfield; Gunter K. Heine

Archive | 1995

Passive magnetic bearings for a spindle motor

John C. Dunfield; Kamran Oveyssi; Gunter K. Heine

Archive | 1996

Slotless spindle motor for disc drive

John C. Dunfield; Gunter K. Heine; Marcel Jufer

Archive | 1995

Integrated passive magnetic bearing system and spindle magnet for use in an axial magnet spindle motor

John C. Dunfield; Kamran Oveyssi

Archive | 1995

Spindle motor having overmolded stator

John C. Dunfield; Gunter K. Heine

Archive | 1994

Support flange having electrical contacts to provide electrical continuity upon spindle motor mounting to base

Robert M. Pelstring; Klaus D. Kloeppel; John C. Dunfield; Michael Kenneth Andrews; Clifford T. Jue

Archive | 1996

Method and apparatus for dynamic low voltage spindle motor operation

John C. Dunfield

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Gunter K. Heine

Seagate Technology

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Kamran Oveyssi

Seagate Technology

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Klaus D. Kloeppel

Seagate Technology

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Robert M. Pelstring

Seagate Technology

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Marcel Jufer

Seagate Technology

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Clifford T. Jue

Seagate Technology

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Donald J. MacLeod

Seagate Technology

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Frederick Frank Kazmierczak

Seagate Technology

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Michael Raffetto

Seagate Technology

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Steven C. Knoche

Seagate Technology

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