MULTICHANNEL OPTICAL TAP DEVICES
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Apr 10, 2025
app pub date -
Dec 6, 2024
filing date -
Dec 6, 2024
priority date (Note) -
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Abstract
A multiport passive photonic light circuit chip has multiple waveguides written in at least two layers on a glass substrate. Some waveguides connect transmitting and receiving ports of an optical channel, some waveguides redirect a fraction of optical signals to some other receiving ports, and waveguides have circular cross-sectional shapes wherein a refractive index contrast is in the range of 0.2% to 2%.
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