Laser beam pattern mask and crystallization method using the same
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United States of America Patent
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Jun 30, 2009
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N/A
app pub date -
Sep 28, 2006
filing date -
Dec 26, 2003
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Abstract
A laser beam pattern mask includes at least one or more transmitting parts, each transmitting part having a central portion and a pair of edge portions provided to both sides of the central portion, each having a substantially triangular shape defined by a virtual boundary line between the central portion and the corresponding edge portion, an upper outside extending from an upper end of the boundary line at an acute angle, and a lower outside extending from a lower end of the boundary line at the acute angle to meet the upper outside at a rounded corner.
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