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United States of America Patent
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Issued Date -
Feb 2, 2012
app pub date -
Apr 22, 2010
filing date -
May 12, 2009
priority date (Note) -
Abandoned
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Abstract
A method of scanning a pattern on a surface, the method comprises forming a first spatially modulated light beam including a pattern for writing on a surface; splitting the first spatially modulated light beam into a plurality of sub-beams; altering a spatial relationship between the plurality of sub-beams, thereby forming a second spatially modulated light beam; and canning the surface with the second spatially modulated light beam.
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