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:
Dec. 29, 2015
Filed:
Jul. 25, 2012
Applicants:
Ananda Kumar, Fremont, CA (US);
Tue Nguyen, Fremont, CA (US);
Inventors:
Ananda Kumar, Fremont, CA (US);
Tue Nguyen, Fremont, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 31/18 (2006.01); H01L 21/762 (2006.01); H01L 31/0224 (2006.01);
U.S. Cl.
CPC ...
H01L 31/1804 (2013.01); H01L 21/76254 (2013.01); H01L 31/022425 (2013.01);
Abstract
Composite substrates include a silicon layer disposed on a ceramic layer. Different thermal expansion coefficient for the composite substrates can be achieved by changing the thermal expansion coefficient of the ceramic layer. Composite substrates can include two layers of silicon sandwiching a layer of ceramic.