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:
May. 06, 2008
Filed:
Sep. 17, 2004
Applicants:
Tirumala R. Ranganath, Palo Alto, CA (US);
Jintian Zhu, Palo Alto, CA (US);
Inventors:
Tirumala R. Ranganath, Palo Alto, CA (US);
Jintian Zhu, Palo Alto, CA (US);
Assignee:
Avago Technologies Fiber IP Pte Ltd, Singapore, SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Undoped layers are introduced in the passive waveguide section of a butt-joined passive waveguide connected to an active structure. This reduces the parasitic capacitance of the structure.