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.

Date of Patent:
Dec. 10, 2019

Filed:

Nov. 11, 2015
Applicant:

Altera Corporation, San Jose, CA (US);

Inventors:

Ravi Gutala, San Jose, CA (US);

Arifur Rahman, San Jose, CA (US);

Karthik Chandrasekar, Fremont, CA (US);

Assignee:

Altera Corporation, San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01K 7/00 (2006.01); H01L 23/473 (2006.01); G01K 7/34 (2006.01); G01N 25/00 (2006.01); H01L 21/48 (2006.01); H01L 23/367 (2006.01); H01L 23/467 (2006.01); H01L 23/498 (2006.01); H01L 25/065 (2006.01); H01L 23/44 (2006.01);
U.S. Cl.
CPC ...
H01L 23/473 (2013.01); G01K 7/343 (2013.01); G01N 25/00 (2013.01); H01L 21/486 (2013.01); H01L 23/3677 (2013.01); H01L 23/467 (2013.01); H01L 23/49827 (2013.01); H01L 25/065 (2013.01); H01L 21/4882 (2013.01); H01L 23/367 (2013.01); H01L 23/44 (2013.01);
Abstract

An integrated circuit package may include an integrated circuit die having first and second circuit regions and a surface. The first circuit region of the integrated circuit package has an operating temperature that is different than that of the second circuit region. A cooling structure is formed on the surface of the integrated circuit die. The cooling structure includes a group of micropipe interconnects arranged to form a cooling channel that allows for the flow of coolant. The cooling channel includes first and second sub-channels. The first sub-channel has a first size that allows a higher flow rate of the coolant to cool the first circuit region. The second sub-channel has a second size that allows a lower flow rate of the coolant to cool the second circuit region.


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