| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a flat substrate on which patterns are disposed at random, and a method of manufacturing the same. <P>SOLUTION: The flat substrate has many patterns 1 disposed thereon at random, and all the patterns are formed by closely placing closed regions U having virtual unit shapes on the flat substrate, and the patterns are formed within predetermined virtual first allowable regions Aci in the closed regions, and one pattern is disposed in a random position within each first allowable region. <P>COPYRIGHT: (C)2011,JPO&INPIT |
