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:
Aug. 10, 1999
Filed:
Oct. 15, 1997
Applicant:
Inventors:
Li-Chyong Chen, Taipei, TW;
Kuei-Hsien Chen, Taipei, TW;
Dhananjay Manohar Bhusari, Yung-Ho, TW;
Yang-Fang Chen, Taipei, TW;
Ying-Sheng Huang, Yung-Ho, TW;
Assignee:
National Science Council of Republic of China, Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; C01B / ; C23C / ; B32B / ;
U.S. Cl.
CPC ...
428367 ; 136256 ; 136258 ; 136261 ; 423324 ; 427249 ; 4272552 ; 428367 ;
Abstract
The present invention provides a novel crystalline material Si.sub.x C.sub.y N.sub.z possessing a direct optical band gap of 3.8 eV. Many optoelectronic applications, such as blue light emitting diode and laser diode, may utilize this property.