Semiconductor device manufacturing: process – Making field effect device having pair of active regions... – Having insulated gate
Reexamination Certificate
2009-12-02
2011-11-29
Richards, N Drew (Department: 2895)
Semiconductor device manufacturing: process
Making field effect device having pair of active regions...
Having insulated gate
C438S135000, C438S136000, C438S137000, C438S197000, C257S296000, C257S297000, C257S298000, C257S299000
Reexamination Certificate
active
08067289
ABSTRACT:
A semiconductor device and a method of manufacturing a semiconductor device. A semiconductor device may include an epitaxial layer over a semiconductor substrate, a first well region over a epitaxial layer, a first isolation layer and/or a third isolation layer at opposite sides of said first well region and/or a second isolation layer over a first well region between first and third isolation layers. A semiconductor device may include a gate over a second isolation layer. A semiconductor device may include a second well region over a first well region between a third isolation layer and a gate, a first ion-implanted region over a second well region between a third isolation layer and a gate, and/or a second ion-implanted region between a first ion-implanted region and a gate. A semiconductor device may include an accumulation channel between a second well region and a gate.
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Dongbu Hi-Tek Co., Ltd.
Richards N Drew
Sherr & Vaughn, PLLC
Singal Ankush
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