Inventor

ZHENG YUANWEI

US24 patents

⚠️ This page may combine multiple inventors who share the name “ZHENG YUANWEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZHENG YUANWEI

OMNIVISION TECH INC

Conductive trench isolation

Curved image sensor using thermal plastic substrate material

Biased deep trench isolation

Biased deep trench isolation

Through-semiconductor-via capping layer as etch stop layer

Hard mask as contact etch stop layer in image sensors

Conductive trench isolation

Fully buried color filter array of image sensor

Image sensor having a source follower transistor with a multi-thickness gate dielectric

Vertical overflow drain combined with vertical transistor

Passivation-enhanced image sensor and surface-passivation method

Fully buried color filter array of image sensor

Transistors having increased effective channel width

Resonant-filter image sensor and associated fabrication method

Resonant-filter image sensor and associated fabrication method

Curved image sensor

Hard mask as contact etch stop layer in image sensors

Storage transistor with optical isolation

Trench balance structure pattern in red photodiodes of a pixel array with quad bayer color filter

Electrical isolation in pixel-array substrates using combination of doped semiconductor guard rings and overlapping isolation trenches

Pixel cell having anti-blooming structure and image sensor

Blue enhanced image sensor

Image sensor with enhanced quantum efficiency

GRACE SEMICONDUCTOR MFG CORP

Semiconductor structure avoiding poly stringer formation