Invention Grant
- Patent Title: Non-hermetic semiconductor optical amplifier integration on silicon photonics
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Application No.: US16202201Application Date: 2018-11-28
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Publication No.: US10677986B1Publication Date: 2020-06-09
- Inventor: Francois Pelletier
- Applicant: Ciena Corporation
- Applicant Address: US MD Hanover
- Assignee: Ciena Corporation
- Current Assignee: Ciena Corporation
- Current Assignee Address: US MD Hanover
- Agency: Clements Bernard Walker
- Agent Christopher L. Bernard; Lawrence A. Baratta, Jr.
- Main IPC: G02B6/14
- IPC: G02B6/14 ; G02B6/122 ; G02B6/126 ; G02B6/12

Abstract:
Systems and methods for non-hermetic Semiconductor Optical Amplifier (SOA) integration on a Silicon photonic (SiP) chip using Complementary Metal-Oxide-Semiconductor (CMOS) processes include creating a trench for placement of the SOA, wherein the trench is between two Spot Size Converters (SSCs) located on the SiP chip outside of the trench; forming pedestals in the trench in one or more existing CMOS layers of the SiP chip to guide vertical alignment of the SOA with the SSCs during its placement; and depositing metallic traces and a solder pattern in the trench above the pedestals to enable the SOAs to electrically bond and rest on the pedestals during reflow.
Public/Granted literature
- US20200166705A1 Non-hermetic Semiconductor Optical Amplifier integration on Silicon photonics Public/Granted day:2020-05-28
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