Invention Application
WO2008134688A1 CONTENT ADDRESSABLE MEMORY CELL INCLUDING A JUNCTION FIELD EFFECT TRANSISTOR
审中-公开
内部可寻址存储单元,包括一个连接场效应晶体管
- Patent Title: CONTENT ADDRESSABLE MEMORY CELL INCLUDING A JUNCTION FIELD EFFECT TRANSISTOR
- Patent Title (中): 内部可寻址存储单元,包括一个连接场效应晶体管
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Application No.: PCT/US2008/061946Application Date: 2008-04-30
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Publication No.: WO2008134688A1Publication Date: 2008-11-06
- Inventor: THUMMALAPALLY, Damodar, R.
- Applicant: DSM SOLUTIONS, INC. , THUMMALAPALLY, Damodar, R.
- Applicant Address: 130 Knowles Drive, Suite D Los Gatos, CA 95032 US
- Assignee: DSM SOLUTIONS, INC.,THUMMALAPALLY, Damodar, R.
- Current Assignee: DSM SOLUTIONS, INC.,THUMMALAPALLY, Damodar, R.
- Current Assignee Address: 130 Knowles Drive, Suite D Los Gatos, CA 95032 US
- Agency: BHAVSAR, Samir, A.
- Priority: US11/799,305 20070501
- Main IPC: H01L27/098
- IPC: H01L27/098 ; H01L27/108 ; G11C11/403 ; G11C15/04
Abstract:
A semiconductor device that includes a memory cell having a junction field effect transistor (JFET) used to form a content addressable memory (CAM) cell is disclosed. The JFET may include a data storage region disposed between a first and second insulating region. The data storage region provides a first threshold voltage to the JFET when storing a first data value and provides a second threshold voltage to the JFET when storing a second data value. The memory cell is a dynamic random access memory (DRAM) cell and can be used to form a CAM cell. The CAM cell may be a ternary CAM cell formed with as few as two JFETs.
Information query
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