Integrated focusing elements for TAMR light delivery system

A device to facilitate Thermally Assisted Magnetic Recording (TAMR), and a method for its manufacture, are described. One or more cylindrical lenses are used to focus light from a laser diode onto a wave-guide and a nearby plasmon antenna. Five embodiments of the invention are described, each one fe...

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Bibliographic Details
Main Authors SCHRECK ERHARD, SMYTH JOE, DOVEK MORIS, JIN XUHUI
Format Patent
LanguageEnglish
Published 07.07.2011
Subjects
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PHYSICS
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Summary:A device to facilitate Thermally Assisted Magnetic Recording (TAMR), and a method for its manufacture, are described. One or more cylindrical lenses are used to focus light from a laser diode onto a wave-guide and a nearby plasmon antenna. Five embodiments of the invention are described, each one featuring a different way to couple the laser light to the optical wave-guide.
Bibliography:Application Number: US20100655767