Optical disc head including a bowtie grating antenna and slider for optical focusing, and method for making
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United States of America Patent
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Feb 13, 2007
Grant Date -
Nov 13, 2003
app pub date -
Dec 13, 2002
filing date -
Dec 13, 2001
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A slider system have been developed to aid in the spacing between read/write heads and the storage medium, and a grating antenna amplifier has been developed to improve illumination spot size and polarization characteristics. The grating antenna can be attached to a grayscale slider to obtain a distance between the illumination spot and antenna that lies in the near field region.
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