Invention Grant
US08130537B2 Phase change memory cell with MOSFET driven bipolar access device 失效
具有MOSFET驱动双极性存取器件的相变存储单元

  • Patent Title: Phase change memory cell with MOSFET driven bipolar access device
  • Patent Title (中): 具有MOSFET驱动双极性存取器件的相变存储单元
  • Application No.: US12207229
    Application Date: 2008-09-09
  • Publication No.: US08130537B2
    Publication Date: 2012-03-06
  • Inventor: Rolf Weis
  • Applicant: Rolf Weis
  • Applicant Address: DE Munich
  • Assignee: Qimonda AG
  • Current Assignee: Qimonda AG
  • Current Assignee Address: DE Munich
  • Agent John S. Economou
  • Main IPC: G11C11/00
  • IPC: G11C11/00 H01L21/00 H01L47/00
Phase change memory cell with MOSFET driven bipolar access device
Abstract:
Embodiments are directed to memory devices comprising a bipolar junction transistor having an emitter, a base and a collector; a first side of a resistance changing memory element coupled to the emitter of the bipolar junction transistor; and a MOSFET coupled to the base of the bipolar junction transistor.
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