METHOD FOR CONTROLLING ROBOT, ROBOT, AND RECORDING MEDIUM

    公开(公告)号:US20230176578A1

    公开(公告)日:2023-06-08

    申请号:US18105638

    申请日:2023-02-03

    Inventor: Hiroshi YAHATA

    CPC classification number: G05D1/0094 G05D1/021 B62D57/032

    Abstract: A robot detects, through a sensor, the location and movement direction of a user and an object near the user, sets a nearby ground area in front at the feet of the user according to the detected location and movement direction of the user, controls an illumination device in the robot to irradiate the nearby ground area with light while driving at least one pair of legs or wheels of the robot to cause the robot to accompany the user, specifies the type and the location of the detected object, and if the object is a dangerous object and is located ahead of the user, controls the illumination device to irradiate a danger area including at least a portion of the dangerous object with light in addition to irradiating the nearby ground area with light.

    CONTENT MANAGEMENT DEVICE, CONTENT MANAGEMENT SYSTEM, AND CONTROL METHOD

    公开(公告)号:US20200019566A1

    公开(公告)日:2020-01-16

    申请号:US16489990

    申请日:2018-10-01

    Abstract: A content management device includes: a storage that stores (a) a content generated by imaging performed by a first terminal that is at least one of a plurality of terminals, (b) a time at which the imaging of the content was performed, and (c) a history indicating whether each of one or more terminals among the plurality of terminals excluding a second terminal received, during a period that includes the time at which the imaging was performed, a beacon signal transmitted from the second terminal by radio waves, the second terminal being at least one of the plurality of terminals; and a manager that manages the content as a permissible content that is permitted to be presented by the plurality of terminals when determining, with reference to the storage, that each of the one or more terminals received the beacon signal during the period.

    VIDEO DISPLAY APPARATUS AND VIDEO DISPLAY METHOD

    公开(公告)号:US20190394384A1

    公开(公告)日:2019-12-26

    申请号:US16333885

    申请日:2018-02-26

    Abstract: A video display apparatus includes: a tone mapping processor that converts, by using dynamic metadata indicating a maximum luminance of a video in each of a plurality of time intervals included in a predetermined period, a luminance of the video in each time interval based on conversion characteristics according to the maximum luminance of the video in the time interval; and a display. The tone mapping processor switches between: a first operation of performing the tone mapping process by using first dynamic metadata that indicates the maximum luminance that is constant over the plurality of time intervals, the first dynamic metadata being generated by using static metadata that indicates a maximum luminance of the video in the predetermined period; and a second operation of performing the tone mapping process by using second dynamic metadata in which the maximum luminance varies over the plurality of time intervals.

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