Alternating implant ring terminations

Details Alternating implant ring terminations Alternating implant ring terminations

2005-11-15

2005-11-15

Pham, Long (Department: 2814)

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

Regenerative type switching device

Bidirectional rectifier with control electrode

C257S108000, C257S110000, C257S117000, C257S120000

Reexamination Certificate

active

06965130

ABSTRACT:
A semiconductor device including a semiconductive body having formed therein an active region and a termination feature which includes spaced field rings disposed around the active region and diffusion rings of the same conductivity type as, but different conductivity than the semiconductive body formed between each pair of field rings.

REFERENCES:
patent: 6525389 (2003-02-01), Ahmed
patent: 6642551 (2003-11-01), Zommer

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