INK-CHANNEL TO NPAC MAPPING
    101.
    发明申请

    公开(公告)号:US20190042165A1

    公开(公告)日:2019-02-07

    申请号:US16073408

    申请日:2016-04-20

    Abstract: A system includes a memory to store ink-channel data that describe print resources for an ink-channel printing pipeline and Neugebauer Primary area coverage (NPac) data of an alternative printing pipeline. An NPac property stored in the memory describes a dimensional relationship between the NPac data of the alternative printing pipeline and the ink-channel data for the ink-channel printing pipeline. The system includes a processor to execute instructions stored in the memory. The instructions generate a mapping file based on the NPac property to map from an ink-channel space described by the ink-channel data to an NPac space described by the NPac data.

    PRINT CALIBRATION
    102.
    发明申请
    PRINT CALIBRATION 审中-公开

    公开(公告)号:US20190037110A1

    公开(公告)日:2019-01-31

    申请号:US16151753

    申请日:2018-10-04

    Abstract: Methods for configuring and calibrating a printing system are described. Configuring a printing system involves obtaining data for determining a reference print element in the printing system. The reference print element is then used to determine calibration data for a given print element. The calibration data is applied for the given print element to generate a print output.

    THREE-DIMENSIONAL OBJECT GENERATION PARAMETER DESCRIPTIONS

    公开(公告)号:US20190012415A1

    公开(公告)日:2019-01-10

    申请号:US15747026

    申请日:2015-10-30

    Abstract: In some examples, data representing a three-dimensional object is received. The data may comprise an object property description associated with each of a plurality of locations within the object. At least one object generation parameter description associated with a region of the object may be determined from the data. The object generation parameter description may comprise at least one object generation apparatus control parameter value and a probability that control data generated therefrom will specify said object generation apparatus control parameter value for generating the region of the object.

    CONFIGURING PRINTER OPERATION USING COLORANT INFORMATION ON COLORANT UNITS

    公开(公告)号:US20180097943A1

    公开(公告)日:2018-04-05

    申请号:US15834465

    申请日:2017-12-07

    Abstract: A printer apparatus comprises one or more ports (2011 to 201M) for receiving one or more colorant units (INK1 to INKN), and a processing unit. The processing unit is adapted to determine which one or more colorant units (INK1 to INKN) have been loaded into the printer apparatus. The processing unit is adapted to retrieve colorant information from each loaded colorant unit (INK1 to INKN), and determine an ink-set configuration using the colorant information retrieved from each loaded colorant unit (INK1 to INKN). Operation of the printer apparatus is configured according to the determined colorant-set configuration.

    3D OBJECT DATA
    105.
    发明申请
    3D OBJECT DATA 审中-公开

    公开(公告)号:US20180022029A1

    公开(公告)日:2018-01-25

    申请号:US15545775

    申请日:2015-01-30

    Abstract: Methods and apparatus relating to representation of a three-dimensional object are described. In an example, a converter for converting input object data representing a model of a three-dimensional object into a compressed form is provided. The converter comprises a data receiving module to receive data representing object properties of a three-dimensional object to be generated by additive manufacturing apparatus and a data identifying module to identify data representing a continuous region of the object with a common property specification. The converter further comprises a sub-region defining module to determine, within the data representing the continuous region, a set of contiguous sub-regions and an object data module to represent the continuous region as the set of sub-regions.

    COLOR PRINTING LOOK-UP-TABLE
    107.
    发明申请

    公开(公告)号:US20180007237A1

    公开(公告)日:2018-01-04

    申请号:US15541394

    申请日:2015-01-29

    Abstract: A look-up table for use in a printing system is created. The printing system prints an input image in a print color space. The look-up table is created by accessing a predetermined look-up table representing a mapping of color values of an input color space to ink-vectors of a print color space; applying a p-by-q halftone threshold matrix to each ink-vector of the predetermined look-up table to generate a p-by-q halftone cell for each ink-vector; and creating a further look-up table which maps, at least a sample of, the color values of input color space to the at least one halftone cell.

    GENERATING CONTROL DATA FOR SUB-OBJECTS
    108.
    发明申请

    公开(公告)号:US20170371318A1

    公开(公告)日:2017-12-28

    申请号:US15539832

    申请日:2015-01-30

    CPC classification number: G05B19/4099 B29C64/10 G05B2219/49036

    Abstract: In an example, a method for generating control data for production of a three-dimensional object is described. A model of the three-dimensional object is obtained as a array of voxels, and it is determined for each voxel whether that voxel comprises part of a first or a second sub-object of the three-dimensional object. Each first sub-object voxel is mapped to a volume coverage representation defining print material data for that voxel. The second sub-object voxels are mapped to a volume coverage representation defining common print material data for the voxels of second sub-object. Control data for printing the first sub-object is generated from the print material data for that voxel common print material data for the Control data for printing the second sub-object is generated according to the volume coverage representation for the second sub-object.

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