Patents Examined by Fernando N Hildalgo
  • Column decoder and semiconductor memory apparatus using the same
    Patent number: 7782704
    Abstract: A column decoder includes: a plurality of main decoding units coupled to different memory banks that decode a pre-decoding signal and output column selection signals to the corresponding memory banks; and one or more pre-decoders, having a lesser number than the main decoders, which generates and outputs the pre-decoding signal by decoding the column address and the bank information signal.
    Type: Grant
    Filed: July 17, 2007
    Date of Patent: August 24, 2010
    Inventor: Mun-Phil Park