Active solid-state devices (e.g. – transistors – solid-state diode – Field effect device – Having insulated electrode
Reexamination Certificate
2007-11-13
2007-11-13
Pert, Evan (Department: 2826)
Active solid-state devices (e.g., transistors, solid-state diode
Field effect device
Having insulated electrode
C257S314000, C257S315000, C257S316000, C257S317000, C257S324000
Reexamination Certificate
active
10919471
ABSTRACT:
For providing a cheap semiconductor memory device with improving reliability by level of a cell, in the place of escaping from defects on memory cells electrically, through such as ECC, and further for providing a cell structure enabling scaling-down in the vertical direction with maintaining the reliability, in a semiconductor memory device, upon which high-speeded read-out operation is required, a charge storage region is constructed with particles made from a large number of semiconductor charge storage small regions, each being independent, thereby increasing the reliability by the cell level.
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Ishii Tomoyuki
Kobayashi Takashi
Osabe Taro
Yano Kazuo
Hitachi , Ltd.
Mattingly ,Stanger ,Malur & Brundidge, P.C.
Pert Evan
Tran Tan
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