Dual-laser chip-scale lidar for simultaneous range-doppler sensing

R Kremer, K Sayyah - US Patent 10,914,822, 2021 - Google Patents
A chip-scale lidar system includes a first light source to output a first signal, and a second
light source to output a second signal. A transmit beam coupler provides an output signal for …

Chip-scale LIDAR with a single MEMS scanner in a compact optical package

O Efimov, R Sarkissian, K Sayyah… - US Patent 10,564,263, 2020 - Google Patents
(57) ABSTRACT A LIDAR system, optical coupler for a LIDAR system and method of optical
communication. The LIDAR system includes an optical coupler having a chip-side face in …

Heterogeneously integrated chip-scale lidar system

PR Patterson, B Huang, JH Schaffner… - US Patent …, 2021 - Google Patents
A lidar system includes a photonic chip including a light source and a transmit beam coupler
to provide an output signal for transmission. The output signal is a frequency modulated …

Chip-scale LIDAR with a single 2D MEMS scanner

K Sayyah, O Efimov, PR Patterson… - US Patent …, 2021 - Google Patents
A LIDAR system, LIDAR chip and method of manufactur ing a LIDAR chip. The LIDAR
system includes a photonic chip configured to transmit a transmitted light beam and to …

Heterogeneous integration of curved mirror structure for passive alignment in chip-scale lidar

K Sayyah, O Efimov, P Patterson, R Sarkissian… - US Patent …, 2021 - Google Patents
A chip-scale coherent lidar system includes a photonic chip that includes a light source, a
transmit beam coupler to provide an output signal, and a receive beam coupler to receive a …

Antireflection structure for integrated laser diode/photonic chip interface

K Sayyah, PR Patterson, B Huang - US Patent 10,615,568, 2020 - Google Patents
A method of manufacturing a LIDAR chip and applying an anti-reflection (AR) coating to a
coupling structure of the LIDAR chip. The coupling structure if formed on a wafer. A pocket is …

Techniques for on-chip polarization management

B Shen, K Masuda, BE Huff, P Srinivasan - US Patent 10,983,200, 2021 - Google Patents
(57) ABSTRACT A light detection and ranging (LiDAR) system according to the present
disclosure comprises an optical source to emit an optical beam. The LiDAR system …

Techniques for on-chip polarization management using polarizing waveguides

B Shen, K Masuda, BE Huff, P Srinivasan - US Patent 11,061,123, 2021 - Google Patents
A LiDAR system includes an optical source to emit an optical beam and a PSR a silicon
nitride based waveguide to split and rotate an optical beam. The silicon nitride based …

Chip-scale optical interconnect using microLEDs

B Pezeshki, R Kalman - US Patent 12,074,192, 2024 - Google Patents
In package intra-chip and/or inter-chip optical communications are provided using
microLEDs and photodetectors mounted to integrated circuit (IC) chips and/or to transceiver …

Optical interconnects using microleds

B Pezeshki, R Kalman - US Patent App. 18/118,462, 2023 - Google Patents
2024-06-14 Assigned to AVICENATECH, CORP. reassignment AVICENATECH, CORP.
CORRECTIVE ASSIGNMENT TO CORRECT THE THE ASSIGNEE NAME PREVIOUSLY …