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Intellectual Discovery Assigned Patent

Phase change memory

Intellectual Discovery Co., Ltd., Seoul, Korea, has been assigned a patent (9,099,637) developed by Song, Yun Heub, Seongnam-si, Korea, for a “phase change memory and method of fabricating the phase change memory.”

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”Provided is a phase change memory, including: at least one wiring layer each including a first conductive layer and a phase change layer horizontally disposed on the first conductive layer, a heater layer disposed to vertically contact with the at least one wiring layer, and a second conductive layer disposed to contact with the heater layer in parallel therewith, and through which current flows from at least one electrode into the at least one wiring layer. The phase change layer may be made of a phase change material and may have a thickness less than a thickness of the first conductive layer.“

The patent application was filed on March 28, 2014 (14/228,765).

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