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公开(公告)号：US20240219540A1
公开(公告)日：2024-07-04
申请号：US18539259
申请日：2023-12-13
Applicant: SUTENG INNOVATION TECHNOLOGY CO., LTD.
Inventor： Yumin LIAO , Yuqi LIU
IPC: G01S7/497 , G01S7/481 , G01S17/86 , G01S17/894
CPC classification number: G01S7/497 , G01S7/4811 , G01S17/86 , G01S17/894
Abstract: The present disclosure proposes a master control chip of a LiDAR and a LiDAR device. The master control chip of the LiDAR includes an execution control unit, a communication interface, an operation management unit, and a function test unit. The execution control unit is configured to connect a ranging module of the LiDAR and to control the ranging module to operate ranging. The operation management unit connects to the execution control unit and the communication interface respectively, and is configured to communicate with a peripheral device through the communication interface and to drive the execution control unit to operate. The function test unit connects to each unit of the master control chip of the LiDAR, and is configured to test function states of the units of the master control chip and to report corresponding state information.
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公开(公告)号：US20240219530A1
公开(公告)日：2024-07-04
申请号：US18395702
申请日：2023-12-25
Applicant: SUTENG INNOVATION TECHNOLOGY CO., LTD.
Inventor： Jie LUO , Huazhou CHEN , Shen JIANG
IPC: G01S7/4863
CPC classification number: G01S7/4863
Abstract: This application pertains to the field of laser detection, and specifically, relates to a laser detector, including multiple optical detection units and a received signal processing module, where the multiple optical detection units are divided into at least a first block and a second block, a first bias voltage is input into each optical detection unit in the first block, a second bias voltage is input into each optical detection unit in the second block, and the first bias voltage is different from the second bias voltage. The received signal processing module is configured to process a received incident optical signal detected by the first block and the second block and provide an output signal.
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公开(公告)号：US20240193962A1
公开(公告)日：2024-06-13
申请号：US18528753
申请日：2023-12-04
Applicant: SUTENG INNOVATION TECHNOLOGY CO., LTD.
Inventor： Zhiwei XING
CPC classification number: G06V20/586 , G06V10/225 , G06V10/26 , G06V10/98 , G06V20/70
Abstract: This disclosure provides a parking space identification method, a parking space identification apparatus, a computer-readable storage medium, and an electronic device, and relates to the field of smart transportation technology. The method includes: obtaining an around-view image of a target vehicle and determining a target region from the around-view image; segmenting the target region in a target direction to obtain multiple grids, where the target direction is perpendicular to a driving direction of the target vehicle; and determining a parking space based on image semanteme information corresponding to the multiple grids separately.
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公开(公告)号：US20240176021A1
公开(公告)日：2024-05-30
申请号：US18516926
申请日：2023-11-21
Applicant: SUTENG INNOVATION TECHNOLOGY CO., LTD.
Abstract: This application discloses a LiDAR and a mobile device, where LiDAR includes a lens and a photonic chip, an optical axis of the lens extends along a first preset direction; the photonic chip and the lens are spaced apart along the first preset direction, the photonic chip includes a cladding layer and multiple receiving waveguide core layers, all the receiving waveguide core layers are located at an end of the cladding layer that is closer to the lens and are spaced apart along a second preset direction, each receiving waveguide core layer has a first end surface and a second end surface opposite to each other, the first end surface is closer to the lens than the second end surface; and there is a distance between a first end surface of at least one receiving waveguide core layer and a focal plane of the lens.
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公开(公告)号：US20240175986A1
公开(公告)日：2024-05-30
申请号：US18518929
申请日：2023-11-24
Applicant: SUTENG INNOVATION TECHNOLOGY CO., LTD.
Inventor： Jiachao ZHANG , Hongju LI
IPC: G01S7/481
CPC classification number: G01S7/4813 , G01S7/4815
Abstract: This application discloses an optical system and a LiDAR, where the optical system includes a bracket and at least one first optical assembly; the bracket includes a first end surface and a second end surface that are arranged back to back, where the bracket is also provided with a first accommodation cavity, and the first accommodation cavity extends along a first axial direction and communicates with the first end surface and the second end surface; and the first optical assembly includes at least one optical element, and the optical element included in the first optical assembly is arranged in the first accommodation cavity along the first axial direction, and abuts against an inner wall of the first accommodation cavity.
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Patent Agency Ranking
166.发明公开公开(公告)号：US20240142621A1
公开(公告)日：2024-05-02
申请号：US18408115
申请日：2024-01-09
Applicant: Suteng Innovation Technology Co., Ltd.
Inventor： Feng Zhang
IPC: G01S17/14 , G01S7/4865
CPC classification number: G01S17/14 , G01S7/4865
Abstract: The embodiments of this application disclose a time of flight measurement method, including: performing delay processing on an echo signal to obtain N delayed signals; generating X clock signals with different phases based on a multi-phase clock unit; performing delay latch on the N delayed signals based on each of the X clock signals; determining a to-be-processed time of flight based on the reference signal and each of the delay latch result; and determining a target time of flight based on the X to-be-processed time of flights, where the target time of flight is a time difference between emitting the reference signal and receiving the echo signal. With the embodiment of this application, the precision of measuring the time of flight of the echo signal can be effectively improved while saving costs and simplifying calculations.
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167.发明公开公开(公告)号：US20240142583A1
公开(公告)日：2024-05-02
申请号：US18378143
申请日：2023-10-09
Applicant: SUTENG INNOVATION TECHNOLOGY CO., LTD.
Inventor： Hankui ZHANG , Yipeng LI , Peng WANG , Guanxing PEI , Xiao SHEN , Feng ZHANG
CPC classification number: G01S7/4817 , G01S17/89 , G02B26/101
Abstract: This application relates to a galvanometer-based laser synchronization controlling method, calibration method and apparatus, and a LiDAR. The galvanometer-based laser synchronization controlling method includes obtaining a fast-axis feedback signal when a galvanometer scans; obtaining a first phase difference between a fast-axis drive signal and the fast-axis feedback signal and obtaining a second phase difference between an emission period of a laser beam and the fast-axis drive signal; and setting a phase for the fast-axis drive signal based on the first phase difference and the second phase difference. T
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公开(公告)号：US20240142582A1
公开(公告)日：2024-05-02
申请号：US18372678
申请日：2023-09-25
Applicant: SUTENG INNOVATION TECHNOLOGY CO., LTD.
Inventor： Rongtong MA
IPC: G01S7/481
CPC classification number: G01S7/4817
Abstract: This application is applicable to the technical field of LiDAR, and provides a scanning apparatus controlling method, an electronic device and a LiDAR. The scanning apparatus controlling method includes: obtaining first movement information of a first scanning apparatus at a current moment, where the first movement information includes any one or more of a position, an angular velocity and angular acceleration; predicting a position of a second scanning apparatus at a next moment based on the first movement information and a relative positional relationship between the first scanning apparatus and the second scanning apparatus; and controlling rotation of the second scanning apparatus based on the position of the second scanning apparatus at the next moment so that the second scanning apparatus can be rotated along with an actual position of the first scanning apparatus, thereby improving repeatability of scanning tracks formed by laser beams.
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公开(公告)号：US20240118398A1
公开(公告)日：2024-04-11
申请号：US18234366
申请日：2023-08-15
Applicant: SUTENG INNOVATION TECHNOLOGY CO., LTD.
Inventor： Peng JIANG
IPC: G01S7/4913 , G01S7/4911 , G01S7/4912 , G01S17/58
CPC classification number: G01S7/4913 , G01S7/4911 , G01S7/4917 , G01S17/58
Abstract: This application provides a detection method of a laser detection apparatus and the laser detection apparatus, where the detection method includes: controlling two lasers with different emission power respectively to emit triangular wave signals with different sweep slopes and in opposite sweep directions to the target object in the same sweep period; then receiving local oscillator signals; and further based on a magnitude relationship of the power of the two lasers, a value of the sweep slope, and frequency of the local oscillator signals and the beat frequency signal of the corresponding echo signal, determining a moving direction and a speed of the target object.
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公开(公告)号：US20240118390A1
公开(公告)日：2024-04-11
申请号：US18528696
申请日：2023-12-04
Applicant: SUTENG INNOVATION TECHNOLOGY CO., LTD.
Inventor： Chao WANG , Kaipeng ZHANG
CPC classification number: G01S7/4811 , G01S7/4814 , G01S7/4816 , G01S17/02
Abstract: This application discloses a LiDAR and a device. The LiDAR includes: a receiving module and a plurality of emission modules, and a combination of emission fields of view of the plurality of emission modules matches the receiving field of view of the receiving module. Each emission module includes a laser and an emission optical component located on a light emission side of the laser. An area of a projection region of a light emission region of the laser of the emission module on a light-incident face of the emission optical component is smaller than an area of the light-incident face. Emission angles of view of the plurality of emission modules are overlapped.
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