The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 04, 2007
Filed:
Dec. 27, 2004
Applicants:
Byong-cheol Park, Suwon-si, KR;
Dong-hwa Shin, Suwon-si, KR;
Seung-ki Chae, Soul, KR;
Sang-ho Lee, Suwon-si, KR;
Inventors:
Byong-Cheol Park, Suwon-si, KR;
Dong-Hwa Shin, Suwon-si, KR;
Seung-Ki Chae, Soul, KR;
Sang-Ho Lee, Suwon-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 27/32 (2006.01); G03B 27/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of exposing a wafer to a light comprises transferring an image onto a plurality of shot areas by irradiating a projection light, each of the plurality of shot areas including at least one die area defined on the wafer on which a photoresist film is formed, and scanning the at least one die area adjacent to an edge portion of the wafer by irradiating a scanning light.