US Patent 10976489 Optical device and method of manufacturing the same

Patent 10976489 was granted and assigned to Taiwan Semiconductor Manufacturing Company on April, 2021 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Patent Applicant

Taiwan Semiconductor Manufacturing Company

Current Assignee

Taiwan Semiconductor Manufacturing Company

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

109764890

Patent Inventor Names

Chewn-Pu Jou0

Feng Wei Kuo0

Huan-Neng Chen0

Lan-Chou Cho0

Date of Patent

April 13, 2021

Patent Application Number

162389690

Date Filed

January 3, 2019

Patent Citations Received

‌

US Patent 11886007 Asymmetric optical power splitting system and method

‌

US Patent 11971574 Multi-mode devices for multiplexing and de-multiplexing

‌

US Patent 11906778 Achromatic light splitting device with a high V number and a low V number waveguide

Patent Primary Examiner

‌

Thomas A Hollweg

Patent abstract

An optical device includes a waveguide configured to guide light, a taper integrated with the waveguide on a substrate configured for optical coupling, and an attenuator to degrade unwanted optical signal from the taper. The attenuator extends along one side of the taper, and includes one of a conductive structure, a doped structure and a refractive structure.