18988913. OPTICAL SENSING DEVICE HAVING INCLINED REFLECTIVE SURFACE (TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.)
OPTICAL SENSING DEVICE HAVING INCLINED REFLECTIVE SURFACE
Organization Name
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
Inventor(s)
Chih-Chiang Chang of Hsinchu TW
Chia-Chan Chen of Hsinchu County TW
OPTICAL SENSING DEVICE HAVING INCLINED REFLECTIVE SURFACE
This abstract first appeared for US patent application 18988913 titled 'OPTICAL SENSING DEVICE HAVING INCLINED REFLECTIVE SURFACE
Original Abstract Submitted
Disclosed are devices for optical sensing and manufacturing method thereof. In one embodiment, a device for optical sensing includes a substrate, a photodetector and a reflector. The photodetector is disposed in the substrate. The reflector is disposed in the substrate and spaced apart from the photodetector, wherein the reflector has a reflective surface inclined relative to the photodetector that reflects light transmitted thereto to the photodetector.