Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Takashi Yokoyama0
Takuji Tanigami0
Tetsuo Endoh0
Fujio Masuoka0
Noboru Takeuchi0
Date of Patent
November 14, 2006
Patent Application Number
09925952
Date Filed
August 10, 2001
Patent Primary Examiner
Patent abstract
A semiconductor memory comprises: a fist conductivity type semiconductor substrate and one or more memory cells constituted of an island-like semiconductor layer, a charge storage layer and a control gate, the charge storage layer and the control gate being formed to entirely or partially encircle a sidewall of the island-like semiconductor layer, wherein at least one of said one or more memory cells is electrically insulated from the semiconductor substrate.
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