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:
Feb. 13, 2007
Filed:
Jan. 26, 2004
Applicant:
Sung-han Jung, Kumi, KR;
Inventor:
Sung-Han Jung, Kumi, KR;
Assignee:
LG. Philips Displays Korea Co., Ltd., Kyeongsangbuk-Do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 29/10 (2006.01); H01J 29/92 (2006.01);
U.S. Cl.
CPC ...
Abstract
A color CRT is disclosed to improve a production yield of a panel by reducing a damage due to a thermal impact in a furnace in a thermal treatment process in fabricating the panel and accomplish a light-weight product and a cost reduction compared to the same type CRT, for which a following condition is satisfied: −1.7168*Ln(U)+11.627≦(Rh*Rv*Ro/U)*Tc≦−2.0131*Ln(U)+13.645, where U is a diagonal size of an effective surface of the panel, Rh, Rv and Ro are parameters determined based on dimensions of the panel, and Tc is the thickness of the panel at its center point.