Invention Grant
- Patent Title: Non-volatile resistive sense memory with improved switching
- Patent Title (中): 具有改进开关的非易失性电阻读出存储器
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Application No.: US13547376Application Date: 2012-07-12
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Publication No.: US08686388B2Publication Date: 2014-04-01
- Inventor: Andreas Roelofs , Markus Siegert , Venugopalan Vaithyanathan , Wei Tian , Yongchul Ahn , Muralikrishnan Balakrishnan , Olle Heinonen
- Applicant: Andreas Roelofs , Markus Siegert , Venugopalan Vaithyanathan , Wei Tian , Yongchul Ahn , Muralikrishnan Balakrishnan , Olle Heinonen
- Applicant Address: US CA Cupertino
- Assignee: Seagater Technology LLC
- Current Assignee: Seagater Technology LLC
- Current Assignee Address: US CA Cupertino
- Agency: Mueting Raasch & Gebhardt PA
- Main IPC: H01L29/02
- IPC: H01L29/02

Abstract:
A resistive sense memory cell includes a layer of crystalline praseodymium calcium manganese oxide and a layer of amorphous praseodymium calcium manganese oxide disposed on the layer of crystalline praseodymium calcium manganese oxide forming a resistive sense memory stack. A first and second electrode are separated by the resistive sense memory stack. The resistive sense memory cell can further include an oxygen diffusion barrier layer separating the layer of crystalline praseodymium calcium manganese oxide from the layer of amorphous praseodymium calcium manganese oxide a layer. Methods include depositing an amorphous praseodymium calcium manganese oxide disposed on the layer of crystalline praseodymium calcium manganese oxide forming a resistive sense memory stack.
Public/Granted literature
- US20120273744A1 NON-VOLATILE RESISTIVE SENSE MEMORY WITH IMPROVED SWITCHING Public/Granted day:2012-11-01
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