Scaling capacity of fiber-optic transmission systems via silicon photonics

W Shi, Y Tian, A Gervais - Nanophotonics, 2020 - degruyter.com
The tremendous growth of data traffic has spurred a rapid evolution of optical
communications for a higher data transmission capacity. Next-generation fiber-optic …

Waveguide optoelectronic device

H Abediasl, D Lerose, AS Nagra, G Yu - US Patent 11,105,975, 2021 - Google Patents
(57) ABSTRACT A waveguide optoelectronic device comprising a rib wave guide region,
and method of manufacturing a rib waveguide region, the rib waveguide region having: a …

Broadband, ultrahigh efficiency fiber-to-chip coupling via multilayer nanophotonics

MW Puckett, NA Krueger - Applied Optics, 2021 - opg.optica.org
We design, fabricate, and characterize a multilayer nanophotonic structure that couples light
from standard optical fiber to an integrated photonics chip with unprecedented efficiency …

Self-interference mitigation in in-band full-duplex communication systems

IP Roberts, HB Jain, S Vishwanath, Y Chen… - US Patent …, 2022 - Google Patents
Schreck, LLP (57) ABSTRACT A system and method for mitigating self-interference in mm
Wave systems. A transceiver can include a mutual pre coder controller that controls both an …

Low loss, polarization-independent, large bandwidth mode converter for edge coupling

K Liu, TA Nguyen - US Patent 11,215,755, 2022 - Google Patents
A mode converter formed by parallel tapered waveguides on a SiN platform. The
waveguides form a trident structure comprising a main waveguide with an inverse taper …

Saw assisted facet etch dicing

B Mattis, T Huffman, J Andrach, H Nili… - US Patent …, 2021 - Google Patents
A dicing system and methods may include a novel way to separate die on a wafer in
preparation for packaging that results in smooth diced edges. This is specifically …

Interference cancellation methods and apparatus

H Jain, S Vishwanath - US Patent 11,469,821, 2022 - Google Patents
Methods and apparatus for interference cancelation in a radio frequency communications
device are described. In various embodiments a signal to be transmitted in converted into an …

Interference cancellation methods and apparatus

H Jain, CC Lin - US Patent 11,330,464, 2022 - Google Patents
Methods and apparatus for reducing and/or canceling signal interference between receiver
and transmitter components of a wireless communications device are described. The …

Electro-optically active device

G Yu, Y Zhang, AJ Zilkie - US Patent 11,126,020, 2021 - Google Patents
A silicon based electro-optically active device and method of producing the same. The
silicon based electro-optically active device comprising: a silicon-on-insulator (SOI) …

Evanescent optical couplers employing polymer-clad fibers and tapered ion-exchanged optical waveguides

LMO Brusberg, SA Kuchinsky… - US Patent 10,690,858, 2020 - Google Patents
The evanescent optical coupler is constituted by an IOX waveguide and an optical fiber. The
IOX waveguide is formed in a glass substrate and has a tapered section that runs in an axial …