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. 20, 2025
Filed:
Nov. 17, 2021
International Business Machines Corporation, Armonk, NY (US);
Injo Ok, Loudonville, NY (US);
Soon-Cheon Seo, Glenmont, NY (US);
Alexander Reznicek, Troy, NY (US);
Oleg Gluschenkov, Tannersville, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A PCM cell includes a first electrode, a heater/PCM portion electrically connected to first electrode, the heater/PCM portion comprising a PCM material, a second electrode electrically connected to the PCM material, and an electrical insulator stack surrounding the projection liner. The stack includes a plurality of first layers comprised of a first material and having a plurality of first inner sides facing towards the projection liner, and a plurality of second layers alternating with the plurality of first layers, the plurality of second layers comprised of a second material that is different from the first material, and the second plurality of layers having a plurality of second inner sides facing towards the projection liner. The plurality of second inner sides that are offset from the plurality of first inner sides forming a plurality of gaps.