IMAGE FORMING APPARATUS
    1.
    发明申请

    公开(公告)号:US20230140588A1

    公开(公告)日:2023-05-04

    申请号:US17972431

    申请日:2022-10-24

    Inventor: Nozomu Inami

    Abstract: A reading portion generates an original image including an image of a document sheet. A first document sheet end detection portion, in a case where the thickness of the document sheet is equal to or greater than a threshold value, identifies a peripheral edge shape of the document sheet by detecting a shadow portion that occurs at a peripheral edge portion of the document sheet in the original image. A second document end detection portion, in a case where the thickness of the document sheet is less than a threshold value, identifies the peripheral edge shape based on a specification by the user. A document sheet size determination portion determines a size of the document sheet according to a result of shape identification by the first document sheet end detection portion or a result of shape identification by the second document sheet end detection portion.

    Information processing system, information processing apparatus, image forming apparatus

    公开(公告)号:US10939010B2

    公开(公告)日:2021-03-02

    申请号:US16418402

    申请日:2019-05-21

    Inventor: Nozomu Inami

    Abstract: An information processing system adds density information to a first specific region of a document sheet represented by image data, the density information being indicated by a reference density lower than a density index value derived based on densities of pixels included in the image data. The system adds predetermined restriction information to the image data, the restriction information being indicated by a density equal to or higher than the reference density. The system acquires, as a determined density, a density of the first specific region. The system determines, based on the image data, whether a second specific region that is a part or all of a region of the document sheet, includes the restriction information indicated by a density that is equal to or higher than the determined density. If so, the system restricts a specific process concerning the image data from being executed.

    Image scanning device
    3.
    发明授权

    公开(公告)号:US11330138B2

    公开(公告)日:2022-05-10

    申请号:US17030780

    申请日:2020-09-24

    Abstract: An image scanning unit optically scans a document image of a document. A transportation device performs transportation of the document set at a front insertion-ejection port as an insertion port and ejection port of the document. A controller performs in a first scanning mode image scanning of a top sheet of the document if the document has been bound with a staple. In the first scanning mode, the controller performs image scanning of a partial scanning area in the top sheet while transporting the document using the transportation device, and reverses a transportation direction of the document at a time point that the image scanning of the partial scanning area is finished. The partial scanning area is from a front end to a predetermined position of the top sheet, and the predetermined position is a position nearer to the front end than a binding position of the staple.

    Document checking apparatus
    4.
    发明授权

    公开(公告)号:US11122168B2

    公开(公告)日:2021-09-14

    申请号:US17030734

    申请日:2020-09-24

    Abstract: A document checking apparatus includes an image scanning device, a printing device, an output tray, and a controller. The image scanning device is configured to scan a document image sheet by sheet from a document including plural sheets. The output tray is as an output destination of both the document outputted from the image scanning device and a print sheet outputted from the printing device. The controller is configured to perform checking of the document image, and if an error is detected in the checking of the document image, control the printing device and thereby insert the print sheet as an interleaving sheet immediately before or immediately after a sheet where the error is detected.

    Image forming apparatus
    5.
    发明授权

    公开(公告)号:US11736642B2

    公开(公告)日:2023-08-22

    申请号:US17972431

    申请日:2022-10-24

    Inventor: Nozomu Inami

    CPC classification number: H04N1/00816 H04N1/393

    Abstract: A reading portion generates an original image including an image of a document sheet. A first document sheet end detection portion, in a case where the thickness of the document sheet is equal to or greater than a threshold value, identifies a peripheral edge shape of the document sheet by detecting a shadow portion that occurs at a peripheral edge portion of the document sheet in the original image. A second document end detection portion, in a case where the thickness of the document sheet is less than a threshold value, identifies the peripheral edge shape based on a specification by the user. A document sheet size determination portion determines a size of the document sheet according to a result of shape identification by the first document sheet end detection portion or a result of shape identification by the second document sheet end detection portion.

    IMAGE SCANNING DEVICE
    6.
    发明申请

    公开(公告)号:US20210099602A1

    公开(公告)日:2021-04-01

    申请号:US17030780

    申请日:2020-09-24

    Abstract: An image scanning unit optically scans a document image of a document. A transportation device performs transportation of the document set at a front insertion-ejection port as an insertion port and ejection port of the document. A controller performs in a first scanning mode image scanning of a top sheet of the document if the document has been bound with a staple. In the first scanning mode, the controller performs image scanning of a partial scanning area in the top sheet while transporting the document using the transportation device, and reverses a transportation direction of the document at a time point that the image scanning of the partial scanning area is finished. The partial scanning area is from a front end to a predetermined position of the top sheet, and the predetermined position is a position nearer to the front end than a binding position of the staple.

    DOCUMENT CHECKING APPARATUS
    7.
    发明申请

    公开(公告)号:US20210099583A1

    公开(公告)日:2021-04-01

    申请号:US17030734

    申请日:2020-09-24

    Abstract: A document checking apparatus includes an image scanning device, a printing device, an output tray, and a controller. The image scanning device is configured to scan a document image sheet by sheet from a document including plural sheets. The output tray is as an output destination of both the document outputted from the image scanning device and a print sheet outputted from the printing device. The controller is configured to perform checking of the document image, and if an error is detected in the checking of the document image, control the printing device and thereby insert the print sheet as an interleaving sheet immediately before or immediately after a sheet where the error is detected.

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