Three-Dimensional Printer and Printing Accuracy Detection Method
    2.
    发明申请
    Three-Dimensional Printer and Printing Accuracy Detection Method 审中-公开
    三维打印机和打印精度检测方法

    公开(公告)号:US20170001378A1

    公开(公告)日:2017-01-05

    申请号:US15017318

    申请日:2016-02-05

    Abstract: A three-dimensional printer with detecting printing accuracy and a method for detecting printing accuracy is provided. The three-dimensional printer with printing accuracy detection includes a three-dimensional model conversion unit, a printing path locating unit, a printing path drawing unit, and a comparison unit. An actual printing path is drawn according to the real-time captured location information of a nozzle head of the three-dimensional printer and compared with a predetermined printing path, which may implement the detection of printing accuracy. The method for detecting printing accuracy may implement the accuracy detection of the three-dimensional printer and be capable of detecting the accuracy for the three-dimensional printer. The method for detecting printing accuracy also reminds an operator to check and maintain printing accuracy of the three-dimensional printer.

    Abstract translation: 提供了一种具有检测打印精度的三维打印机和一种用于检测打印精度的方法。 具有打印精度检测的三维打印机包括三维模型转换单元,打印路径定位单元,打印路径描绘单元和比较单元。 根据三维打印机的喷嘴头的实时捕获位置信息绘制实际的打印路径,并与可以实现打印精度检测的预定打印路径进行比较。 检测打印精度的方法可以实现三维打印机的精度检测,并且能够检测三维打印机的精度。 检测打印精度的方法也提醒操作者检查和保持三维打印机的打印精度。

    BLOCKCHAIN-BASED METHOD AND SYSTEM FOR PROCESSING TRAFFIC VIOLATION EVENT

    公开(公告)号:US20210042869A1

    公开(公告)日:2021-02-11

    申请号:US16919905

    申请日:2020-07-02

    Abstract: The present invention provides a blockchain-based method and system for processing a traffic violation event. The method includes: obtaining traffic violation reporting information provided by a first vehicle node stored in a blockchain; obtaining an associated evidence data identifier in the traffic violation reporting information; obtaining, according to the evidence data identifier, evidence data provided by a second vehicle node stored in the blockchain; and determining, according to the traffic violation reporting information and the associated evidence data, whether the traffic violation reporting information is valid. In the present invention, each vehicle node in the blockchain automatically collects data of a traffic violation event, so that credible traffic violation determining is completed based on an intelligent contract, and credibility and tamper resistance of traffic violation determining is improved based on recording information of a plurality of associated blockchain nodes.

    SOUND INSULATION METHOD AND DEVICE AND SYSTEM THEREOF BASED ON LiFi OPTICAL COMMUNICATION

    公开(公告)号:US20210005214A1

    公开(公告)日:2021-01-07

    申请号:US16917980

    申请日:2020-07-01

    Abstract: A sound insulation method and a device based on LiFi optical communication, electronic device, and a storage medium are provided. The sound insulation method based on LiFi optical communication includes: zoning a public area and a private area by a light through LiFi optical communication; collecting one or multiple sound sources; extracting a private voice data of one or multiple sound sources from the sound sources; obtaining a sound source location of a private voice data according to the identified voice data; filtering a private voice data whose sound source location is located in the private area from the sound sources; and performing voice communication according to the filtered sound sources. The invention realizes intelligent sound insulation in audio calls and/or video calls.

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