ACCESS CONTROL METHOD
    1.
    发明申请

    公开(公告)号:US20220083936A1

    公开(公告)日:2022-03-17

    申请号:US17420067

    申请日:2019-01-09

    Abstract: In an example, there is provided a method for creating a workflow, comprising workflow tasks. The method comprises assigning workflow tasks to workers, according to an access control policy. The method comprises encoding as a transaction to a secure ledger that access to the workflow is granted to a worker to perform a workflow task and enforcing access control on execution of the workflow task according to the transaction encoded to the secure ledger.

    COLOR HARMONY COMPLYING REPRODUCIBLE COLOR PALETTES

    公开(公告)号:US20200186680A1

    公开(公告)日:2020-06-11

    申请号:US16614952

    申请日:2017-07-28

    Abstract: A method is disclosed wherein data representative of a plurality of colors defined In a color space is received, the plurality of colors providing a color palette taken to be related to each other by predefined color harmony rules based on their relative positions in the color space. An irreproducible color of the color palette outside a rendering system's reproducible color gamut is determined, the reproducible color gamut having been received for a rendering system on which image data comprising colors of the color palette is to be reproduced. A suggested color for a replacement color palette also complying with the predefined color harmony rules is determined based on the reproducible color gamut to bring the color palette towards being within the rendering system's reproducible color gamut.

    SECURE TRANSACTIONS
    3.
    发明申请

    公开(公告)号:US20220084026A1

    公开(公告)日:2022-03-17

    申请号:US17420061

    申请日:2019-01-09

    Abstract: In an example there is provided a method to: communicate an offer of an item for sale to an entity based on an entity identifier, generate transaction data specifying the offer of the item for sale to the entity, the transaction data comprising at least the entity identifier, the item offered for sale, and a purchase condition for the item; and store the transaction data in a secure ledger.

    WEB SERVICE FOR PRINTER COLOUR MATCHING
    4.
    发明申请

    公开(公告)号:US20190146737A1

    公开(公告)日:2019-05-16

    申请号:US16097957

    申请日:2016-07-28

    Abstract: Web server based color management hosted by a web server is provided enabling a production device to produce a print job with a similar color appearance as a reference device. The web server receives a production device color management profile and a reference device color management profile. The web server creates an output color management profile based on the color management profile of the production device and the color management profile of the reference device. The output color management profile maps device-independent color values associated in the color management profile of the reference device to device-specific color values for colors reproducible by the production device.

    DOCUMENTED WORKFLOWS
    6.
    发明申请

    公开(公告)号:US20220083929A1

    公开(公告)日:2022-03-17

    申请号:US17420056

    申请日:2019-01-09

    Abstract: In an example there is provided a method to specify a workflow template comprising a sequence of tasks to be performed by workers to execute a workflow, encode the workflow template into a secure ledger, receive a transaction request from a worker to perform a task of the workflow according to the workflow template and validate the transaction request according to the content of the secure ledger.

    Color harmony complying reproducible color palettes

    公开(公告)号:US10911641B2

    公开(公告)日:2021-02-02

    申请号:US16614952

    申请日:2017-07-28

    Abstract: A method is disclosed wherein data representative of a plurality of colors defined in a color space is received, the plurality of colors providing a color palette taken to be related to each other by predefined color harmony rules based on their relative positions in the color space. An irreproducible color of the color palette outside a rendering system's reproducible color gamut is determined, the reproducible color gamut having been received for a rendering system on which image data comprising colors of the color palette is to be reproduced. A suggested color for a replacement color palette also complying with the predefined color harmony rules is determined based on the reproducible color gamut to bring the color palette towards being within the rendering system's reproducible color gamut.

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