Patents by Inventor Min Gyu KOO

Min Gyu KOO 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).

  • SEMICONDUCTOR MEMORY DEVICE AND METHOD OF OPERATING THE SAME
    Publication number: 20120051145
    Abstract: A memory device includes a block switch for transferring operating voltages, supplied to global lines, to local lines coupled to a memory cell array in response to the voltage level of a block selection signal and a negative voltage transfer circuit for transferring a negative voltage as the block selection signal in order to couple the global lines and the local lines when the operating voltage has a negative level and to disconnect the global lines and the local lines from each other when the block selection signal is disabled.
    Type: Application
    Filed: August 31, 2011
    Publication date: March 1, 2012
    Applicant: HYNIX SEMICONDUCTOR INC.
    Inventor: Min Gyu KOO