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公开(公告)号：US20220182213A1
公开(公告)日：2022-06-09
申请号：US17186476
申请日：2021-02-26
Applicant: TUSIMPLE, INC. , BEIJING TUSEN ZHITU TECHNOLOGY CO., LTD.
Inventor： Xiaoling HAN , Junjun XIN , Lei NIE , Yue PAN , Yu ZHANG , Jade E. DAY , Zehua HUANG , Esayas NAIZGHI , Pingyuan JI , Zhiqi GONG
Abstract: Devices, systems, and methods for hardware-based time synchronization for heterogenous sensors are described. An example method includes generating a plurality of input trigger pulses having a nominal pulse-per-second (PPS) rate, generating, based on timing information derived from the plurality of input trigger pulses, a plurality of output trigger pulses, and transmitting the plurality of output trigger pulses to a sensor of a plurality of sensors, wherein a frequency of the plurality of output trigger pulses corresponds to a target operating frequency of the sensor, wherein, in a case that a navigation system coupled to the synchronization unit is functioning correctly, the plurality of input trigger pulses is generated based on a nominal PPS signal from the navigation unit, and wherein, in a case that the navigation system is not functioning correctly, the plurality of input trigger pulses is generated based on a simulated clock source of the synchronization unit.
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Patent Agency Ranking
公开(公告)号：US20240090174A1
公开(公告)日：2024-03-14
申请号：US18514206
申请日：2023-11-20
Applicant: Beijing Tusen Zhitu Technology Co., Ltd.
Inventor： Weiwei HUANG , Yu ZHANG , Jianan HAO
CPC classification number: H05K7/20409 , H05K1/0209 , H05K7/20727
Abstract: The present disclosure discloses a control device, which comprises: a circuit board; a heat dissipation cover comprising a heat dissipation cover plate and a plurality of heat dissipation fins arranged on the heat dissipation cover plate, wherein the heat dissipation cover plate covers the circuit board, and a groove is formed between the plurality of heat dissipation fins; a thermally conductive strip disposed between the circuit board and the heat dissipation cover plate; and a fan arranged in the groove. The heat dissipation cover disclosed herein covers the circuit board as a holistic upper cover, the heat of the circuit board is conducted to the heat dissipation cover through the thermally conductive strip, and the fan in the through groove generate an airflow to dissipate heat, thereby realizing sealing, dustproof and heat dissipation of the circuit board simultaneously.
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公开(公告)号：US20230205721A1
公开(公告)日：2023-06-29
申请号：US18145013
申请日：2022-12-21
Applicant: BEIJING TUSEN ZHITU TECHNOLOGY CO., LTD.
Inventor： Yu ZHANG , Jianan HAO
IPC: G06F13/42
CPC classification number: G06F13/4221 , G06F2213/0026
Abstract: The present disclosure provides a data distribution device, a computing system and a data distribution method. The data distribution device comprises: a plurality of interfaces at least comprising a first interface, a second interface and a third interface, wherein the first interface is configured for receiving first data comprising sensor data, the second interface is configured for outputting the first data, and the third interface is configured for communicating with a first computing unit; and a data transmission unit configured for providing the sensor data from the first interface to the second interface and providing a subset of the sensor data meeting a predetermined condition to the third interface. According to the above technical solution, efficiency and flexibility of data processing can be improved by utilizing the plurality of interfaces and the data transmission unit of the data distribution device.
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公开(公告)号：US20220256741A1
公开(公告)日：2022-08-11
申请号：US17650074
申请日：2022-02-04
Applicant: Beijing Tusen Zhitu Technology Co., Ltd.
Inventor： Weiwei HUANG , Yu ZHANG , Jianan HAO
Abstract: The present disclosure discloses a control device, which comprises: a circuit board; a heat dissipation cover comprising a heat dissipation cover plate and a plurality of heat dissipation fins arranged on the heat dissipation cover plate, wherein the heat dissipation cover plate covers the circuit board, and a groove is formed between the plurality of heat dissipation fins; a thermally conductive strip disposed between the circuit board and the heat dissipation cover plate; and a fan arranged in the groove. The heat dissipation cover disclosed herein covers the circuit board as a holistic upper cover, the heat of the circuit board is conducted to the heat dissipation cover through the thermally conductive strip, and the fan in the through groove generate an airflow to dissipate heat, thereby realizing sealing, dustproof and heat dissipation of the circuit board simultaneously.
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公开(公告)号：US20220261371A1
公开(公告)日：2022-08-18
申请号：US17651763
申请日：2022-02-18
Applicant: Beijing Tusen Zhitu Technology Co., Ltd.
Inventor： Yu ZHANG , Jianan HAO
IPC: G06F13/40
Abstract: The present disclosure provides a data transmission apparatus and a data transmission system. The data transmission apparatus comprises a first transmission unit and a second transmission unit. The first transmission unit comprises a plurality of sensor interfaces and is configured to receive sensor data from a plurality of sensors through the plurality of sensor interfaces, and the second transmission unit comprises a computing system interface and is configured to receive the sensor data from the first transmission unit and to send the sensor data to a computing system through the computing system interface.
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公开(公告)号：US20250030531A1
公开(公告)日：2025-01-23
申请号：US18907297
申请日：2024-10-04
Applicant: TUSIMPLE, INC.
Inventor： Xiaoling HAN , Junjun XIN , Lei NIE , Yue PAN , Yu ZHANG , Jade E. DAY , Zehua HUANG , Esayas NAIZGHI , Pingyuan JI , Zhiqi GONG
Abstract: Devices, systems, and methods for hardware-based time synchronization for heterogenous sensors are described. An example method includes generating a plurality of input trigger pulses having a nominal pulse-per-second (PPS) rate, generating, based on timing information derived from the plurality of input trigger pulses, a plurality of output trigger pulses, and transmitting the plurality of output trigger pulses to a sensor of a plurality of sensors, wherein a frequency of the plurality of output trigger pulses corresponds to a target operating frequency of the sensor, wherein, in a case that a navigation system coupled to the synchronization unit is functioning correctly, the plurality of input trigger pulses is generated based on a nominal PPS signal from the navigation unit, and wherein, in a case that the navigation system is not functioning correctly, the plurality of input trigger pulses is generated based on a simulated clock source of the synchronization unit.
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