ClassID:

229268

H04N1/4058 - CPC Classification

Classification description:

Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof; Picture signal circuits; Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern with details for producing a halftone screen at an oblique angle

Recent Application in this class:
#1
20220006919
2022-01-06

MEMORY DEVICE COMPRISING COEFFICIENTS FOR HALFTONING

#2
20210195058
2021-06-24

Halftone image creation

#3
20210127034
2021-04-29

HALFTONE SCREENS

#4
20190349501
2019-11-14

HALFTONE SCREENS ASSOCIATED WITH MOIRÉ EFFECTS BELOW A THRESHOLD

#5
20190306370
2019-10-03

Image forming apparatus, image forming method, and storage medium

#6
20190191056
2019-06-20

Image forming apparatus, image forming method, and storage medium

#7
20190028612
2019-01-24

Image forming apparatus, method of controlling the same, dither matrix, and dither matrix generation method in which screen processing is executed on a multi-tone image

#8
20180139354
2018-05-17

Halftone screens

#9
20180103178
2018-04-12

Image processing apparatus, image processing method, and program for performing halftone processing using a dithering matrix

#10
20180035009
2018-02-01

Image processing apparatus and method for generating a binary image with areas having different ratios of change in gradation formed by different dot patterns alternatingly disposed

#11
20170339307
2017-11-23

Rosette-free printing

#12
20170272611
2017-09-21

Image processing apparatus for primary color and spot halftoning

#13
20170208211
2017-07-20

Image processing apparatus, image processing method, and storage medium

#14
20170099412
2017-04-06

Recording data generating apparatus, image recording apparatus, recording data generating method and storage medium

#15
20160034794
2016-02-04

Image forming apparatus, and method and device for creating dither patterns

#16
20150373226
2015-12-24

Method for printing a colour pixel matrix on a physical medium by printing oblique lines and associated control device

#17
20150229803
2015-08-13

System and method for producing color shifting or gloss effect and recording medium with color shifting or gloss effect

#18
20150224803
2015-08-13

System and method for producing color shifting or gloss effect and recording medium with color shifting or gloss effect

#19
20150125171
2015-05-07

Image forming apparatus, image forming method, and method of producing printed material for generating a parallel line dither pattern of uniform concentration

#20
20150077808
2015-03-19

System and method for estimating continuous tone values from rendered binary input

#21
20150077807
2015-03-19

System and method for producing color shifting or gloss effect and recording medium with color shifting or gloss effect

#22
20140362414
2014-12-11

Watermark and manufacturing method therefor

#23
20140333940
2014-11-13

Image forming apparatus, image forming method, and method of producing printed material for generating a parallel line pattern of uniform concentration

#24
20140211266
2014-07-31

Electrophotographic image output device

#25
20140009770
2014-01-09

Lattice-based screen design for N-color all-orders moire-free screen set

#26
20140002864
2014-01-02

Amplification modulation screening method and apparatus

#27
20120243052
2012-09-27

Printing apparatus, printing method, printing data generation program, and dither mask generation method

#28
20120229820
2012-09-13

Image processing apparatus, image forming apparatus, and computer readable medium storing program

#29
20120188611
2012-07-26

Color screen sets

#30
20120188276
2012-07-26

Image processing apparatus, image processing method and computer-readable storage medium with improved character display

#31
20120120454
2012-05-17

Image processing apparatus, control method, and computer program product capable of minimizing cross-linkage between line screens

#32
20120086985
2012-04-12

Image processing device, image forming apparatus, and non-transitory computer readable recording medium

#33
20110317222
2011-12-29

METHODS AND APPARATUS FOR DYNAMICALLY SOFT PROOFING HALFTONE IMAGES

#34
20110292450
2011-12-01

Halftone tiling and halftoning for annular rasters

#35
20110222125
2011-09-15

Pseudo-halftoning device, image forming apparatus, and image forming system

#36
20110200346
2011-08-18

Method and system for minimizing non-uniformities in output images using halftone correction patches

#37
20110157654
2011-06-30

System and method for halftoning using a parametrically controlled hexagonal halftone dot shape threshold function

#38
20110038008
2011-02-17

Moire-free color halftoning methods, apparatus and systems

#39
20110038007
2011-02-17

Moiré-free color halftoning methods, apparatus and systems

#40
20100245926
2010-09-30

Method for screening color separations of a lenticular image, computer program product and method for producing a lenticular image on a printing material

#41
20100182621
2010-07-22

Image processing device and method for creating binary image data using a single set of dither matrices

#42
20100128321
2010-05-27

Methods and systems to embed glossmark digital watermarks into continuous-tone images

#43
20100097658
2010-04-22

Method for the digital screening of halftone images

#44
20100079771
2010-04-01

Content-aware halftone image resizing using iterative determination of energy metrics

#45
20100053654
2010-03-04

Image forming apparatus and image forming system

#46
20100002265
2010-01-07

Image processing apparatus and image forming apparatus for performing halftone processing on point-of-purchase image

#47
20090296122
2009-12-03

Multilevel clustered dot screening method with improved detail and reduced image noise

#48
20090284798
2009-11-19

Method for screening color separations of a lenticular image and method for producing a lenticular image on a printing material

#49
20090268252
2009-10-29

IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD

#50
20090262399
2009-10-22

Binarization-use-pattern generating method and printing apparatus

#51
20090257073
2009-10-15

Minimizing visual artifacts in a brick-layer halftone structure

#52
20090225371
2009-09-10

Image forming apparatus and method calculating a deviation between a) a representative point of threshold information I) nearest to the coordinate of a pixel of interest or II) in dither space nearest to the address coordinate of the pixel of interest in dither space, and b) the address coordinate in dither space corresponding to a pixel coordinate of an integer in pixel space or a pixel coordinate of an integer in pixel space nearest to the representative point

#53
20090213433
2009-08-27

Screen generating apparatus, screen generating method, and image processing apparatus

#54
20090096827
2009-04-16

Image data generation device, image data generation processing program and thermal transfer recording device

#55
20090091795
2009-04-09

Moiré-free color halftone configuration

#56
20090034873
2009-02-05

Image creating method and image creating system

#57
20080292205
2008-11-27

Image output apparatus, image output method and image output program product

#58
20080213681
2008-09-04

Image forming method, screen set and image forming apparatus

#59
20080193860
2008-08-14

Glossmark image simulation with application of background modified gloss effect image

#60
20080192297
2008-08-14

Color-consistent three level differential gloss images

#61
20080192274
2008-08-14

METHOD OF AND APPARATUS FOR GENERATING PROOF IMAGE

#62
20080186521
2008-08-07

METHOD OF AND APPARATUS FOR GENERATING PROOF IMAGE

#63
20080137962
2008-06-12

Image processing apparatus and method for generating an image signal for gradation

#64
20080130056
2008-06-05

Rosette printing with up to five colors

#65
20080130055
2008-06-05

Moire-free color halftone configuration employing common frequency vectors

#66
20070195372
2007-08-23

Image processing apparatus, image processing method and image forming apparatus

#67
20070177214
2007-08-02

Systems and methods for designing zero-shift supercell halftone screens

#68
20070139715
2007-06-21

Image forming apparatus, image forming method, and storage medium storing program for forming image

#69
20070103730
2007-05-10

Image forming apparatus and image forming method

#70
20070081192
2007-04-12

Gray level halftone processing

#71
20070064271
2007-03-22

IMAGE PROCESSING APPARATUS AND METHOD THEREOF

#72
20060290988
2006-12-28

Methods for setting frequency rate and angle difference between screens where moire pattern is not generated

#73
20060274338
2006-12-07

Method and system for inter-channel clock frequency selection with periodic halftoning

#74
20060176518
2006-08-10

Halftoning system

#75
20060170986
2006-08-03

Screen processing method and image processing apparatus

#76
20060170975
2006-08-03

Moiré-free color halftone configuration

#77
20060164699
2006-07-27

Method of generating a threshold matrix for producing a color separation, the matrix having a varied intensity distribution, method of reproducing a color image using the threshold matrix, apparatus for producing the color separation, and the threshold matrix

#78
20060159353
2006-07-20

Binary-coding pattern creating method and apparatus, binary-coding pattern, and computer-readable recording medium in which binary-coding pattern creating program is recorded

#79
20060127117
2006-06-15

User interface for differential gloss images

#80
20060087694
2006-04-27

Tinted edge enhancement using harmonic halftones for the boundary pixels

#81
20060082830
2006-04-20

Image processing apparatus, image processing method, image processing program and recording medium for recording program

#82
20060077468
2006-04-13

System and method for smart color halftoning

#83
20060072159
2006-04-06

Variable data differential gloss images

#84
20060066910
2006-03-30

Image forming apparatus, image forming method, and recording medium

#85
20060061825
2006-03-23

Method and apparatus for processing of half-tone image

#86
20060044617
2006-03-02

Reduction of differential gloss with halftoned clear toner

#87
20060023258
2006-02-02

Method for minimizing boundary defects using halftone classes with matched harmonics

#88
20050219628
2005-10-06

Dither matrix producing method and apparatus, image processing method and apparatus, image forming method and apparatus, program and recording medium

#89
20050200900
2005-09-15

Threshold value matrix, image processing apparatus, image forming apparatus and printer driver

#90
20050157347
2005-07-21

Relief plates, platemaking masters therefor, and methods for producing such plate making masters and plates

#91
20050141037
2005-06-30

Method and apparatus to enhance printing quality of laser printer

#92
20050046904
2005-03-03

Computational moiré compensation

#93
20050007301
2005-01-13

Display panel

#94
16191249
2019-09-10

AM Screening

#95
15135614
2017-02-07

Computing array of high-resolution halftone pixel values by addressing halftone dot function and averaging values to determine value at printer resolution