Patent ID: 7046895
Filing Date: 2006-05-16
Classification: G02F

Abstract:
1. An optoelectronic device on a substrate comprising: a waveguide comprising: a layer of monocrystalline silicon on the substrate, a layer of dielectric material disposed on the layer of monocrystalline silicon, a slab of monocrystalline silicon disposed on the layer of dielectric, a layer of dielectric material disposed on the slab of monocrystalline silicon and a strip of polysilicon disposed on the layer of dielectric material, a plurality of doped regions in the slab of monocrystalline silicon, where at least first and second doped regions are formed in the slab of monocrystalline silicon, and a plurality of electrical contacts, where at least first and second electrical contacts are formed in respective first and second doped regions of the plurality of doped regions in the slab of monocrystalline silicon.