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    LONG RANGE COHERENT LIDAR
    2.
    发明申请
    LONG RANGE COHERENT LIDAR 有权

    公开(公告)号：US20240377514A1

    公开(公告)日：2024-11-14

    申请号：US18552928

    申请日：2022-03-25

    Applicant: INTEL CORPORATION

    Inventor： Shachar GREENBERG ,  Yaakov VILENCHIK ,  Eyal YAIR ,  Naresh SATYAN

    IPC: G01S7/4911 ,  G01S7/493 ,  G01S7/497 ,  G01S17/34 ,  G01S17/93

    Abstract: A light detection and ranging system is provided, which includes an output to output coherent laser light; an optical frequency discriminator configured to apply optical frequency discrimination to a portion of the coherent laser light to generate frequency discriminated laser light; and a processor configured to determine laser phase noise in the frequency discriminated laser light; to determine a laser phase noise compensation using the determined laser phase noise; and to apply the laser phase noise compensation to a received light signal corresponding to the output coherent laser light.

    PHOTONIC INTEGRATED CIRCUIT, LIGHT DETECTION AND RANGING SYSTEM AND METOD FOR OPERATING THE SAME
    4.
    发明申请
    PHOTONIC INTEGRATED CIRCUIT, LIGHT DETECTION AND RANGING SYSTEM AND METOD FOR OPERATING THE SAME 有权

    公开(公告)号：US20220342078A1

    公开(公告)日：2022-10-27

    申请号：US17640343

    申请日：2020-09-25

    Applicant: Intel Corporation

    Inventor： George RAKULJIC ,  Naresh SATYAN ,  Yaakov VILENCHIK ,  Ron FRIEDMAN ,  Daniel GRODENSKY ,  Israel PETRONIUS ,  Amnon YARIV

    IPC: G01S17/931 ,  G01S7/481 ,  G02B6/12

    Abstract: A photonic integrated circuit, comprising a semiconductor photonic substrate having integrated therein: at least one light receiving input; at least one optical splitter to branch light received at the at least one light receiving input to a first light path and a second light path; wherein, the photonic integrated circuit, in the first light path, includes: at least one first amplifier structure to amplify the light in the first light path to provide first amplified light; at least one first light output to output the first amplified light from the at least one first amplifier structure; and at least one first photo detector to receive light from the outside of the photonic integrated circuit, the at least one first photo detector being located next to the at least one first light output; wherein, the photonic integrated circuit, in the second light path, includes: at least one second amplifier structure to amplify the light in the second light path to provide second amplified light; at least one second light output to output the second amplified light from the at least one second amplifier structure; and at least one second photo detector to receive light from the outside of the photonic integrated circuit, the at least one second photo detector being located next to the at least one second light output.

    LASER TRANSMITTER COMPONENT, LIGHT DETECTION AND RANGING SYSTEM, AND COMPUTER READABLE MEDIUM
    5.
    发明公开
    LASER TRANSMITTER COMPONENT, LIGHT DETECTION AND RANGING SYSTEM, AND COMPUTER READABLE MEDIUM 审中-公开

    公开(公告)号：US20230314570A1

    公开(公告)日：2023-10-05

    申请号：US18165949

    申请日：2023-02-08

    Applicant: Intel Corporation

    Inventor： Naresh SATYAN ,  George RAKULJIC ,  Yaakov VILENCHIK ,  Israel PETRONIUS

    IPC: G01S7/481 ,  H01S5/024 ,  H01S5/06

    CPC classification number: G01S7/4815 ,  G01S7/4817 ,  H01S5/02453 ,  H01S5/0612

    Abstract: A laser transmitter component including a photonic integrated circuit substrate including a plurality of laser transmitters coupled to at least one optical output, and configured to emit a light beam from one of the laser transmitters of the plurality of laser transmitters through the at least one optical output one laser transmitter at a time; a feedback circuit configured to determine at least one characteristic of the light beam emitted from the optical output and to provide the determined characteristic to a controller; and the controller configured to control at least one of a temperature and an input electrical current of the laser transmitter emitting the light beam and to control at least one of a temperature and an input electrical current of at least one further laser transmitter of the laser transmitter component based on the determined characteristic.

    LIGHT DETECTION AND RANGING SYSTEM
    6.
    发明申请
    LIGHT DETECTION AND RANGING SYSTEM 有权

    公开(公告)号：US20220276347A1

    公开(公告)日：2022-09-01

    申请号：US17546097

    申请日：2021-12-09

    Applicant: Intel Corporation

    Inventor： Naresh SATYAN ,  Yaakov VILENCHIK ,  Ron FRIEDMAN ,  Israel PETRONIUS ,  Shachar GREENBERG

    IPC: G01S7/481 ,  G01S7/4915 ,  G01S7/4913 ,  G01S7/499 ,  G01S7/493

    Abstract: A light detection and ranging (LIDAR) system, including: a laser source configured to emit one or more optical beams; at least one optical channel configured to emit the one or more optical beams from an optical output interface of the optical channel over a scene and capture reflections of the one or more optical beams from the scene in an optical input interface of the optical channel; wherein the one or more optical beams are scanned in a first direction, and wherein the optical input interface and the optical output interface are arranged along a second direction different from the first direction, and wherein the optical channel comprises a polarization beam displacer configured to guide reflections of the one or more beams from a receiving position arranged along the first direction towards the optical input interface.

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