One-time programmable read only memory and operating method...

Active solid-state devices (e.g. – transistors – solid-state diode – Field effect device – Having insulated electrode

Reexamination Certificate

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C257S529000, C257S530000

Reexamination Certificate

active

07436028

ABSTRACT:
A one-time programmable read only memory is provided. The memory includes a substrate, a select transistor, an electrode and a dielectric layer. The select transistor is formed on the substrate. The electrode is formed over the source region of the select transistor. The dielectric layer is formed between the electrode and the source region of the select transistor. Digital data is stored in the memory through the breakdown or not of the dielectric layer.

REFERENCES:
patent: 5331196 (1994-07-01), Lowrey et al.
patent: 2004/0007725 (2004-01-01), Son
patent: 2005/0093079 (2005-05-01), Lee et al.
patent: 2005/0157545 (2005-07-01), Hosomi et al.
patent: 2007/0023810 (2007-02-01), Baik et al.

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