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:
Jan. 14, 2020

Filed:

Jul. 26, 2018
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

James A. Busby, New Paltz, NY (US);

Silvio Dragone, Olten, CH;

Michael A. Gaynes, Vestal, NY (US);

Kenneth P. Rodbell, Yorktown Heights, NY (US);

William Santiago-Fernandez, Poughkeepsie, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/00 (2006.01); H05K 1/03 (2006.01); H05K 1/18 (2006.01); H05K 3/30 (2006.01); H01L 23/053 (2006.01); H01L 23/08 (2006.01); H01L 21/48 (2006.01); G06F 21/87 (2013.01);
U.S. Cl.
CPC ...
H01L 23/576 (2013.01); G06F 21/87 (2013.01); H01L 21/4803 (2013.01); H01L 23/053 (2013.01); H01L 23/08 (2013.01); H01L 23/573 (2013.01); H01L 24/32 (2013.01); H01L 24/83 (2013.01); H05K 1/0306 (2013.01); H05K 1/181 (2013.01); H05K 3/303 (2013.01); H01L 2224/32225 (2013.01); H01L 2224/8385 (2013.01); H01L 2924/0665 (2013.01); H01L 2924/1434 (2013.01); H01L 2924/15192 (2013.01); H01L 2924/16251 (2013.01); H01L 2924/16588 (2013.01); H05K 2201/10159 (2013.01);
Abstract

Tamper-proof electronic packages and fabrication methods are provided which include a glass substrate. The glass substrate is stressed glass with a compressively-stressed surface layer. Further, one or more electronic components are secured to the glass substrate within a secure volume of the tamper-proof electronic package. In operation, the glass substrate is configured to fragment with an attempted intrusion event into the electronic package, and the fragmenting of the glass substrate also fragments the electronic component(s) secured to the glass substrate, thereby destroying the electronic component(s). In certain implementations, the glass substrate has undergone ion-exchange processing to provide the stressed glass. Further, the electronic package may include an enclosure, and the glass substrate may be located within the secure volume separate from the enclosure, or alternatively, the enclosure may be a stressed glass enclosure, an inner surface of which is the glass substrate for the electronic component(s).


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