Active solid-state devices (e.g. – transistors – solid-state diode – Field effect device – Having insulated electrode
Reexamination Certificate
2007-11-06
2010-06-01
Pham, Long (Department: 2814)
Active solid-state devices (e.g., transistors, solid-state diode
Field effect device
Having insulated electrode
C257S401000
Reexamination Certificate
active
07728391
ABSTRACT:
The present invention discloses a small-pitch three-dimensional mask-programmable memory (SP-3DmM). It is an ultra-low-cost and ultra-high-density semiconductor memory. SP-3DmM comprises a mask-programmable memory level stacked above the substrate. This memory level comprises diodes but no transistors or antifuses. Its minimum line pitch is smaller than the minimum gate pitch of the substrate transistors.
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de Graaf et al, “A Novel High-Density Low-Cost Diode Programmable Read Only Memory” Technical Digest of International Electron Device Meeting, 1996.
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