Semiconductor device and method for manufacturing the same

Details Semiconductor device and method for manufacturing the same Semiconductor device and method for manufacturing the same

2006-08-15

2006-08-15

Andujar, Leonardo (Department: 2826)

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

Field effect device

Having insulated electrode

C438S244000, C257S306000

Reexamination Certificate

active

07091538

ABSTRACT:
A semiconductor device comprises a semiconductor substrate including a diffusion area, a capacitor provided above the semiconductor substrate and including a lower electrode, a dielectric film, and an upper electrode, a plug provided between the semiconductor substrate and the capacitor and having a lower end connected to the diffusion area and an upper end connected to the lower electrode, and a dummy plug provided between the semiconductor substrate and the capacitor and having a lower end not connected to the diffusion area and an upper end connected to the lower electrode.

REFERENCES:
patent: 6762445 (2004-07-01), Ogawa et al.
patent: 08046155 (1996-02-01), None
patent: 2002-289810 (2002-10-01), None

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