Patents by Inventor Dirk J.C.C.M. Wouters

Dirk J.C.C.M. Wouters has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • MULTIPLE BIT PHASE CHANGE MEMORY CELL
    Publication number: 20120069645
    Abstract: A phase change memory cell has more than one memory region (14,18) each being a narrowed region of phase change memory material (2) extending between first and second electrodes (4,6). Each of the plurality of memory regions (14, 18) can be programmed to be in a low resistance state or a high resistance state by applying suitable programming conditions of current and/or voltage. The resistances of the high resistance states and the programming conditions to convert the high resistance states to the low resistance state are different in each of the plurality of memory regions.
    Type: Application
    Filed: March 30, 2009
    Publication date: March 22, 2012
    Applicants: INTERUNIVERSITAIR MICROELEKTRONICA CENTRUM VZW, NXP B.V.
    Inventors: Ludovic R.A. Goux, Thomas Gille, Judit G. Lisoni, Dirk J.C.C.M. Wouters