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:
Oct. 08, 2002
Filed:
Jul. 07, 2000
Applicant:
Inventors:
James Nelson Baillargeon, Sugar Land, TX (US);
Federico Capasso, Westfield, NJ (US);
Alfred Yi Cho, Summit, NJ (US);
Claire Gmachl, New Providence, NJ (US);
Albert Lee Hutchinson, Piscataway, NJ (US);
Harold Yoonsung Hwang, Hoboken, NJ (US);
Roberto Paiella, Short Hills, NJ (US);
Arthur Mike Sergent, New Providence, NJ (US);
Deborah Lee Sivco, Warren, NJ (US);
Alessandro Tredicucci, Chiavari, IT;
Assignee:
Lucent Technologies Inc., Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/00 ;
U.S. Cl.
CPC ...
H01S 5/00 ;
Abstract
In a mesa geometry semiconductor laser, a patterned dielectric coating used to define the stripe geometry contact on the top the mesa and to provide significant waveguiding comprises a chalcogenide glass. Applications to intersubband (e.g., quantum cascade) lasers are specifically described.