Image forming apparatus and method for selecting a power consumption mode based on a distance to a user

    公开(公告)号:US10097715B2

    公开(公告)日:2018-10-09

    申请号:US15381706

    申请日:2016-12-16

    Inventor: Sung-joon Park

    Abstract: An image forming apparatus and a method of controlling the image forming apparatus are provided. The method includes receiving a reflection signal corresponding to a transmission signal transmitted from the image forming apparatus to a user sensing area, the reflection signal being reflected from a user, determining a distance between the image forming apparatus and the user, based on the received reflection signal, selecting a power consumption mode corresponding to the determined distance from among a plurality of power consumption modes, based on the distance between the image forming apparatus and the user, and performing user authentication or power control according to the selected power consumption mode.

    Fixing device and image forming apparatus comprising the same

    公开(公告)号:US10095164B2

    公开(公告)日:2018-10-09

    申请号:US15177529

    申请日:2016-06-09

    Abstract: A fixing device is provided which includes a fixing belt rotatably arranged, a fixing roller disposed to face the fixing belt and forming a fixing nip together with an outer surface of the fixing belt a guide unit configured to guide rotation of the fixing belt in the fixing belt; and a pair of support units configured to limit movement of the fixing belt in a width direction at both ends of the guide unit. The fixing device may have a structure of guiding rotation of the fixing belt and a structure of limiting movement thereof in width direction, which are separated from each other.

    Image forming apparatus and method of recovering error thereof

    公开(公告)号:US10073662B2

    公开(公告)日:2018-09-11

    申请号:US15290602

    申请日:2016-10-11

    Inventor: Hyun-wook Park

    CPC classification number: G06F3/121 G06F3/1234 G06F3/1236 G06F3/1285

    Abstract: An image forming apparatus and a method of recovering errors of the image forming apparatus connectable to a server for supporting a service for error recovery of the image forming apparatus are provided. The method includes connecting, when connection with the server through a first network is restricted, to a mobile apparatus through a second network different from the first network, transmitting state information required for error recovery of the image forming apparatus to the connected mobile apparatus through the second network, receiving a control command required for error recovery of the image forming apparatus from the mobile apparatus through the second network, in response to the transmitted state information, and recovering errors of the image forming apparatus according to the received control command.

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