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David Earl Lewis

Philips

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Publication

Featured researches published by David Earl Lewis.

Archive | 1996

Optical disc system having servo motor and servo error detection assembly operated relative to monitored Quad Sum signal

David Louis Schell; Randolph Scott Crupper; Marvin Benjamin Davis; Kurt Walter Getreuer; Leonardus Johannes Grassens; David Earl Lewis

Archive | 1996

Isolation apparatus for use in disc drive system to mitigate effects of undesired mechanical forces and disc drive system including same

David Louis Schell; Randolph Scott Crupper; Marvin Benjamin Davis; Kurt Walter Getreuer; Leonardus Johannes Grassens; David Earl Lewis

Archive | 1995

Laser driver for controlling electrical current passed to a laser in an optical disc system

David Louis Schell; David Earl Lewis

Archive | 1986

Sampled servo for an optical disk drive

Kurt Walter Getreuer; Johannes Jacobus Verboom; David Louis Schell; David Earl Lewis

Archive | 1995

Optical disc system and method for controlling bias coil and light source to process information on a storage medium

David Louis Schell; David Earl Lewis

Archive | 1996

Optical disc system having improved circuitry for performing blank sector check on readable disc and method for operating same

Randolph Scott Crupper; Marvin Benjamin Davis; Kurt Walter Getreuer; Leonardus Johannes Grassens; David Earl Lewis; David Louis Schell

Archive | 1997

Optical disc system including current monitoring circuit assembly having controller with improved optics module and laser driver and method for operating same

David Louis Schell; David Earl Lewis

Archive | 1995

Analog to digital converter assembly for normalizing servo error signals and multiplexing reference voltage inputs and digital outputs and improved optical drive system including same

David Louis Schell; Randolph Scott Crupper; Kurt Walter Getreuer; Leonardus I. Grassens; David Earl Lewis; Marvin Benjamin Davis

Archive | 1997

Analog to digital converter and assembly for use in optical drive system to normalize servo error signals and multiplex reference voltage inputs and digital outputs

David Louis Schell; Randolph Scott Crupper; Kurt Walter Getreuer; Leonardus Johannes Grassens; David Earl Lewis; Marvin Benjamin Davis

Archive | 1996

Optical disc system having current monitoring circuit with controller for laser driver and method for operating same

David Louis Schell; David Earl Lewis

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Collaboration

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David Louis Schell

Philips

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Kurt Walter Getreuer

Philips

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Johannes Jacobus Verboom

Philips

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Gregory V Hofer

Philips

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James C Mcdonald

Philips

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Kathleen Marie Connelly

Philips

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Pierre Robert Valère Sonneville

Philips

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Cornelis Johannes Marie Van Nimwegen

Philips

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