Control gate profile for flash technology

Details Control gate profile for flash technology Control gate profile for flash technology

2005-02-22

2008-11-11

Dang, Phuc T. (Department: 2818)

Active solid-state devices (e.g., transistors, solid-state diode

Field effect device

Having insulated electrode

C438S257000, C365S185040

Reexamination Certificate

active

07449743

ABSTRACT:
A nonvolatile memory device has a floating gate and a control gate. The floating gate incorporates a substantially vertical profile and provides the charge storage mechanism to set a specific threshold voltage. The control gate incorporates a sloped profile to enhance reliability.

REFERENCES:
patent: 5115288 (1992-05-01), Manley
patent: 6462372 (2002-10-01), Wu
patent: 2003/0197219 (2003-10-01), Kim et al.

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