Optical interferometer device tolerant to inaccuracy in doping overlay

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United States of America Patent

PATENT NO 9927677
SERIAL NO

15179031

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Abstract

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An optical interferometer device is provided including a waveguide interferometer. The waveguide interferometer includes first and second waveguide arms in a waveguide plane, each waveguide arm including a n-type region and a p-type region forming a junction. The n-type region and the p-type region of the second waveguide arm are translationally symmetric with respect to the n-type region and the p-type region, respectively, of the first waveguide arm in the waveguide plane.

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HUAWEI TECHNOLOGIES CO LTDLONGGANG DISTRICT SHENZHEN GUANGDONG 518129

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Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goodwill, Dominic John Ottawa, CA 61 546
Jiang, Jia Ottawa, CA 21 242

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges147732633077336181694241301 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +020040060080010001200140016001800200022002400260028003000320034003600

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