ClassID:

229251

H04N1/40056 - CPC Classification

Classification description:

Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof; Picture signal circuits Circuits for driving or energising particular reading heads or original illumination means

Recent Application in this class:
#1
20260089285
2026-03-26

IMAGE READING APPARATUS INCLUDING TWO IRRADIATION UNITS THAT IRRADIATE WITH LIGHT

#2
20250227189
2025-07-10

IMAGE PROCESSING APPARATUS, READING DEVICE, IMAGE FORMING APPARATUS, IMAGE PROCESSING METHOD, AND RECORDING MEDIUM

#3
20250008039
2025-01-02

IMAGE FORMING APPARATUS AND CONTROLLING METHOD FOR THE SAME

#4
20240073340
2024-02-29

Precision of flatbed or ADF document reading by detecting different reference positions driving image sensor in different directions to read reference plate

#5
20230308576
2023-09-28

IMAGE READING DEVICE, IMAGE FORMING APPARATUS, NON-TRANSITORY COMPUTER READABLE MEDIUM STORING IMAGE READING PROGRAM, AND IMAGE READING METHOD

#6
20230058711
2023-02-23

Information processing apparatus, image reading apparatus and image processing system to output information relating to setting information for each of a plurality of applications

#7
20220234850
2022-07-28

Reading apparatus and image forming system

#8
20220159139
2022-05-19

Image reading apparatus, control method, and computer program product suppressing the influence of noise by comparing and managing color information

#9
20220141350
2022-05-05

Reading device, image forming apparatus, and color mixture prevention method

#10
20210306496
2021-09-30

Image scanning device

#11
20210250462
2021-08-12

Image processing apparatus

#12
20210042483
2021-02-11

Coordinated illumination and image signal capture for enhanced signal detection

#13
20200329166
2020-10-15

Image forming apparatus and controlling method for the same

#14
20200021717
2020-01-16

Information processing apparatus, control system, image processing system, and information processing method to derive illumination condition based on exposure condition

#15
20190335061
2019-10-31

Information detecting device to perform a color conversion operation on image read by a reading sensor

#16
20190266369
2019-08-29

Coordinated illumination and image signal capture for enhanced signal detection

#17
20190235411
2019-08-01

Image forming apparatus

#18
20190149694
2019-05-16

Image scanning apparatus and method of controlling scan

#19
20190105930
2019-04-11

IMAGE READING DEVICE AND INKJET RECORDING DEVICE

#20
20190091934
2019-03-28

Method of aligning pixelated light engines

#21
20180302531
2018-10-18

Image scanning apparatus

#22
20180302530
2018-10-18

Image reading device, pressure plate opening/closing detection method, and image forming apparatus

#23
20180288269
2018-10-04

Image reading apparatus and image forming system

#24
20180234584
2018-08-16

Light-emitting component, light-emitting device, and image forming apparatus

#25
20180234583
2018-08-16

Light-emitting component having light-absorbing layer, light-emitting device, and image forming apparatus

#26
20180233534
2018-08-16

Layered structure including thyristor and light-emitting element, light-emitting component, light-emitting device, and image forming apparatus

#27
20180233533
2018-08-16

Light-emitting component, light-emitting device, and image forming apparatus

#28
20180175096
2018-06-21

Photoelectric conversion device, photoelectric conversion method, and image forming apparatus

#29
20180149861
2018-05-31

Image reading device and image forming apparatus therewith

#30
20180139352
2018-05-17

Image scanner and line period determining method for image scanner

#31
20180115671
2018-04-26

Reading control apparatus, control method, and storage medium

#32
20180109697
2018-04-19

Image scanning apparatus and method of controlling scan

#33
20180091696
2018-03-29

Image reading apparatus and semiconductor device

#34
20180091695
2018-03-29

Image reading apparatus and image sensor module to suppress excessive power consumption or excessive noise

#35
20180091692
2018-03-29

Image reader device, and semiconductor device

#36
20180091676
2018-03-29

Image reading apparatus with variable drive capability for signal output

#37
20180091673
2018-03-29

Image processing apparatus having a function for controlling sound levels of the image forming apparatus and method for controlling sound level of the image forming apparatus

#38
20180041661
2018-02-08

Light guide body, light source device and image reading device

#39
20180041656
2018-02-08

Scanning exposure device

#40
20180039805
2018-02-08

Coordinated illumination and image signal capture for enhanced signal detection

#41
20180017889
2018-01-18

Image forming apparatus

#42
20170366706
2017-12-21

Scanner, and scanned image generating method

#43
20170346987
2017-11-30

Image reading apparatus

#44
20170343920
2017-11-30

Image forming apparatus and image forming method

#45
20170318188
2017-11-02

Image scanner, and method and computer-readable medium therefor

#46
20170318187
2017-11-02

Image reading apparatus and method for controlling the same

#47
20170318179
2017-11-02

Imaging device

#48
20170302821
2017-10-19

Signal processing device, image scanning device, image forming apparatus, and method of controlling the same

#49
20170295296
2017-10-12

IMAGE SCANNING SYSTEM

#50
20170289398
2017-10-05

Image processing device and image forming apparatus that generates a line synchronization signal based on a modulation clock and with a variable line cycle

#51
20170237877
2017-08-17

Image reading apparatus and semiconductor device

#52
20170230523
2017-08-10

Image reader device and image formation apparatus

#53
20170214817
2017-07-27

Scanning device and scanning method

#54
20170208210
2017-07-20

Image reading apparatus that ensures high SN ratio by sufficient use of performance of image sensor, image reading method, and recording medium therefor

#55
20170195521
2017-07-06

Laser scanning unit adjusting output power of modulated beam using shading information to reduce scan line energy variation

#56
20170187920
2017-06-29

IMAGE READING APPARATUS AND SEMICONDUCTOR DEVICE

#57
20170142289
2017-05-18

Image reading apparatus and method, with a movable light reflecting surface

#58
20170142288
2017-05-18

Image reading apparatus with a cam to move a light reflecting surface

#59
20170134614
2017-05-11

System for, and method of, controlling target illumination for an imaging reader

#60
20170134613
2017-05-11

Image reading device illuminating a white reference member at a lower luminous intensity to generate black correction data for shading correction

#61
20170126917
2017-05-04

IMAGE FORMING APPARATUS AND CONTROLLING METHOD FOR THE SAME

#62
20170078527
2017-03-16

Image reading device generating black correction data for shade correction determined at positions in the sub-scanning direction based on intermediate data and stored reference black correction data

#63
20170054872
2017-02-23

Image reading device generating black correction data for shade correction based on intermediate data acquired at different positions in the sub-scanning direction

#64
20170048410
2017-02-16

Image reading apparatus and image reading method

#65
20170041510
2017-02-09

Image forming apparatus for monitoring and adjusting gradation characteristics

#66
20170041492
2017-02-09

Image reading apparatus configured to make adjustments when set to read two sides of a document

#67
20170026537
2017-01-26

Scanning lens, scanning device, and image forming apparatus including same

#68
20170019547
2017-01-19

Image reading device, image reading method, image forming apparatus, and computer-readable recording medium

#69
20160314385
2016-10-27

Printing apparatus and print control method

#70
20160295070
2016-10-06

Image scanning apparatus

#71
20160248937
2016-08-25

Image processing device, article processing apparatus, and image processing method

#72
20160147171
2016-05-26

Image forming apparatus

#73
20160119495
2016-04-28

Processing device, image reading device, image forming apparatus, and processing method

#74
20160091817
2016-03-31

Exposing device

#75
20150264213
2015-09-17

Signal processing device, image reading device, image forming apparatus, information processing apparatus, and non-transitory computer readable medium

#76
20150244893
2015-08-27

Image reading device, image forming apparatus, and image processing method

#77
20150156373
2015-06-04

Image forming apparatus and image forming method

#78
20150156372
2015-06-04

Contact image sensor, output correction device for contact image sensor, and output correction method for contact image sensor

#79
20150146267
2015-05-28

Systems and methods for enhanced object detection

#80
20150124300
2015-05-07

Capturing a scan line with two colors

#81
20150116793
2015-04-30

Image reading device and image forming apparatus

#82
20150116792
2015-04-30

Image reading apparatus, image forming apparatus, storage medium, and image reading method

#83
20150116791
2015-04-30

Image reading apparatus and image forming apparatus

#84
20140240796
2014-08-28

Abnormal reflected light resistant image reading

#85
20140185102
2014-07-03

Scanner and process for detecting a scan lid open condition

#86
20140168724
2014-06-19

Document illumination device, contact-type image sensor module, and image reading device

#87
20140160538
2014-06-12

Scanner device and image forming apparatus having the same

#88
20140160537
2014-06-12

Scanner device and image forming apparatus having the same

#89
20140029068
2014-01-30

Image reading apparatus and image forming apparatus

#90
20130335789
2013-12-19

Overhead image reading apparatus

#91
20130335787
2013-12-19

Overhead image reading apparatus

#92
20130329006
2013-12-12

Coordinated illumination and image signal capture for enhanced signal detection

#93
20130286447
2013-10-31

Image reading controller and image reading apparatus

#94
20130272603
2013-10-17

Light source comparator and calibration apparatus

#95
20130258425
2013-10-03

Image reading device stabilizing qualities of read images

#96
20130162870
2013-06-27

Image signal processing apparatus, image scanning apparatus and method for processing image signal, employing spread spectrum modulated clock signal

#97
20130135695
2013-05-30

LED illumination system for a scanner including a UV light emitting device

#98
20130135687
2013-05-30

Method for scanning documents

#99
20130128322
2013-05-23

Image scanning apparatus and control method thereof

#100
20130083217
2013-04-04

Scanning active illumination media

#101
20130077134
2013-03-28

Time-delay-and-integrate image sensors having variable integration times

#102
20130076956
2013-03-28

Time-delay-and-integrate image sensors having variable intergration times

#103
20130076955
2013-03-28

Time-delay-and-integrate image sensors having variable integration times

#104
20130076949
2013-03-28

Time-delay-and-integrate image sensors having variable integration times

#105
20130070316
2013-03-21

Image reading apparatus, image forming apparatus and computer-readable medium

#106
20130063792
2013-03-14

Method and device for driving light source, image reader, and image forming apparatus

#107
20130027758
2013-01-31

Image reading apparatus and computer readable medium

#108
20130003137
2013-01-03

Image reader and image forming apparatus

#109
20120320435
2012-12-20

Illuminating apparatus, image reading apparatus, and image forming apparatus

#110
20120307221
2012-12-06

Imaging device with varying optical signal at a location of a multi-dimensional array of light sensitive elements

#111
20120300270
2012-11-29

CONTROL CIRCUIT FOR SCANNER LIGHT SOURCE

#112
20120293847
2012-11-22

Image array with localized light source

#113
20120281261
2012-11-08

Scanning system having brightness compensation apparatus and method thereof

#114
20120268801
2012-10-25

Image reading apparatus

#115
20120250117
2012-10-04

Image processing apparatus and method for controlling same

#116
20120250109
2012-10-04

Image-reading device and manufacturing method thereof

#117
20120236373
2012-09-20

Light-source control device, light-source control method, image reading device, and image forming apparatus

#118
20120229821
2012-09-13

INTEGRATED CONTACT IMAGE SENSOR MODULE AND IMAGE SCANNING SYSTEM

#119
20120194875
2012-08-02

Image reading device

#120
20120176654
2012-07-12

Image reading device and image forming apparatus

#121
20120154874
2012-06-21

Document reading apparatus and image processing method

#122
20120127542
2012-05-24

Image capturing apparatus, image capturing method, and image capturing circuit

#123
20120105919
2012-05-03

Image-reading device that reads images by using spread-spectrum clock

#124
20120075647
2012-03-29

Image reading apparatus, image forming apparatus, and method of image reading using wavelength distribution control unit to produce plural durations each having different peak wavelength in each main scanning

#125
20120062962
2012-03-15

Image reading device provided with a spread spectrum clock generator and correction waveform data and an image forming apparatus comprising the image reading device

#126
20120062682
2012-03-15

Image processing apparatus, image processing method, and computer program product for image processing

#127
20120057208
2012-03-08

Image scanner and image forming apparatus

#128
20120050829
2012-03-01

Image reading device and method for reading an image with dummy interval

#129
20120044543
2012-02-23

Original reading apparatus with variable gain amplification

#130
20120002248
2012-01-05

LIGHT EMITTING DEVICE AND IMAGE SCANNING APPARATUS

#131
20110292470
2011-12-01

IMAGE SCANNING DEVICE, IMAGE FORMING APPARATUS INCLUDING THE SAME, AND METHOD OF CONTROLLING IMAGE QUALITY OF IMAGE SCANNING DEVICE

#132
20110254460
2011-10-20

Light emitting control device and method thereof for light emitting diode print head

#133
20110228359
2011-09-22

Image sensor

#134
20110205598
2011-08-25

Image-reading apparatus and image-forming apparatus

#135
20110149306
2011-06-23

Image scanning apparatus and method which controls time and intensity of light emitting elements

#136
20110134446
2011-06-09

Image scanning apparatus and method to control a light source that an intensity of light irradiated to any one of a plurality of lines of the document from the light source equal to an intensity of light irradiated to another line

#137
20110103049
2011-05-05

UNIVERSAL COLOR CONTROL MATRIX

#138
20110102863
2011-05-05

Image reading apparatus and image forming apparatus including the same

#139
20110063695
2011-03-17

Sheetfed film scanning correction method

#140
20110063693
2011-03-17

Image reading apparatus and image forming apparatus

#141
20110058237
2011-03-10

Image reading apparatus

#142
20110043874
2011-02-24

Image reading apparatus, image formation apparatus, image reading method, image formation method, program for causing image reading method to be executed, and program for causing image formation method to be executed

#143
20110043873
2011-02-24

Image reading apparatus, control method therefor, and program

#144
20110032323
2011-02-10

IMAGE FORMING APPARATUS, LIGHT-INTENSITY CORRECTION METHOD, AND COMPUTER PROGRAM PRODUCT

#145
20100315690
2010-12-16

Image reading apparatus and method for controlling the same

#146
20100302608
2010-12-02

Image reading apparatus and image forming apparatus capable of suppressing deterioration of image quality

#147
20100302605
2010-12-02

Image reading apparatus

#148
20100259800
2010-10-14

Image-reading apparatus, image-reading method and program

#149
20100245953
2010-09-30

Image reading apparatus

#150
20100220370
2010-09-02

IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS

#151
20100220344
2010-09-02

Image reading device and image forming apparatus

#152
20100214626
2010-08-26

Exposure device, image forming apparatus, exposure control method and computer-readable medium

#153
20100214461
2010-08-26

Solid-state imaging apparatus having plural unit cell groups with transfer switches connected to different common output lines

#154
20100182656
2010-07-22

Scanning system having brightness compensation apparatus and method thereof

#155
20100177364
2010-07-15

Image reading apparatus and image forming apparatus

#156
20100171998
2010-07-08

Image scanner, image forming apparatus, and sample hold control method

#157
20100157012
2010-06-24

IMAGE PROCESSING MATCHING POSITION AND IMAGE

#158
20100155480
2010-06-24

Optical reader quality factor

#159
20100155474
2010-06-24

System and method for calibrating an optical reader system

#160
20100123937
2010-05-20

Image processing controller and printing apparatus

#161
20100118355
2010-05-13

Image reading apparatus

#162
20100051782
2010-03-04

Image reading device, computer readable medium, and light amount adjusting method

#163
20090305739
2009-12-10

Mobile communications device, controller, and method for controlling a mobile communications device

#164
20090296172
2009-12-03

Image reading device having line sensor performing pre-scan based on condition set for main-scan

#165
20090251742
2009-10-08

Image reading device and method for reading image

#166
20090180159
2009-07-16

Compound curved concentrator based illuminator

#167
20090153698
2009-06-18

Method for adjusting a controller of a scanner

#168
20090079810
2009-03-26

Optical scanning apparatus and image-forming apparatus using the same

#169
20090073480
2009-03-19

Image reading apparatus and image forming apparatus having a light adjusting member

#170
20090040574
2009-02-12

Image scanning apparatus for light integrating and predicting signals

#171
20080315071
2008-12-25

Image reading apparatus and controlling method thereof

#172
20080297616
2008-12-04

Image reading device and image reading method

#173
20080212146
2008-09-04

Image signal processing circuit, image reading device, and image forming apparatus

#174
20080204831
2008-08-28

Image producing apparatus, image producing method, and image producing program

#175
20080204824
2008-08-28

Image sensor

#176
20080169955
2008-07-17

Ad conversion method, apparatus thereof, solid-state imaging device, driving method thereof, and imaging apparatus

#177
20080144136
2008-06-19

Method for generating a tonal response curve for a scanner

#178
20080106748
2008-05-08

Image reading apparatus and image forming apparatus including the image reading apparatus

#179
20080055673
2008-03-06

Method and device for document scanning with line camera

#180
20080055611
2008-03-06

Laser power compensation in a scanning electrophotographic device

#181
20080048567
2008-02-28

Driver apparatus and method

#182
20080029687
2008-02-07

Adaptive image reading apparatus and control method of the apparatus

#183
20070216747
2007-09-20

Light source calibration and adjustment for scanning printer

#184
20070206227
2007-09-06

Image forming apparatus and method for correcting density irregularities

#185
20070195379
2007-08-23

Image input device and image input method

#186
20070183005
2007-08-09

Driving device of light source

#187
20070177235
2007-08-02

Light source of image reading apparatus

#188
20070165288
2007-07-19

Image reading apparatus, light intensity control circuit, and light intensity control method

#189
20070159668
2007-07-12

IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD THEREOF

#190
20070153505
2007-07-05

Light-emitting unit and illumination device and image reading device using light-emitting unit

#191
20070139737
2007-06-21

LUMINOUS APPARATUS CAPABLE OF ADJUSTING THE LUMINANCE

#192
20070127841
2007-06-07

Image processing for correcting defects of read image

#193
20070121175
2007-05-31

Image reading method and image reading apparatus

#194
20070097474
2007-05-03

Light scanning apparatus having a liquid crystal deflector and image forming apparatus using the same

#195
20070097386
2007-05-03

Imaging system and method

#196
20070097385
2007-05-03

Image enhancement system and method

#197
20070081071
2007-04-12

Optical scanning apparatus and image-forming apparatus using the same

#198
20070041061
2007-02-22

Image scanner with a light source for starting a cold cathode fluorescent tube

#199
20070041059
2007-02-22

Image scanning device and method for controlling scanner output

#200
20070041057
2007-02-22

Method for simultaneously capturing images of multiple areas and image processing device

#201
20070040031
2007-02-22

Dual light source voltage-modulated reciprocal control circuit for scanner

#202
20070018087
2007-01-25

Method and apparatus for determining a scan boundary in an image scanner

#203
20070013958
2007-01-18

SCAN SYSTEM WITH MULTI-LIGHT SOURCES AND SCANNING METHOD THEREOF

#204
20070002408
2007-01-04

Image-reading device

#205
20070002406
2007-01-04

Image-reading device employing contact image sensor

#206
20070001015
2007-01-04

Image reading device

#207
20060291009
2006-12-28

System for selecting a format for control data in an imaging device

#208
20060268367
2006-11-30

Image reading apparatus

#209
20060227393
2006-10-12

Compound curved concentrator based illuminator

#210
20060219865
2006-10-05

Apparatus for and method of correcting image in multi-function product

#211
20060209365
2006-09-21

Contact image scanning module having multiple light sources

#212
20060193622
2006-08-31

Image-taking apparatus

#213
20060163355
2006-07-27

Data reader and methods for imaging targets subject to specular reflection

#214
20060114521
2006-06-01

Method and apparatus for improving color registration in contact-image-sensor scanners

#215
20060082678
2006-04-20

Document camera with light compensation functionality

#216
20060023271
2006-02-02

Scanner with color profile matching mechanism

#217
20060017944
2006-01-26

Image forming apparatus

#218
20060017797
2006-01-26

Semiconductor laser driving circuit and image recording apparatus

#219
20060001915
2006-01-05

Warm-up circuit for CCFLs

#220
20050275909
2005-12-15

Image processing for correcting defects of read image

#221
20050254104
2005-11-17

Scanning device and method for scanning

#222
20050231771
2005-10-20

Scanner and method thereof

#223
20050219658
2005-10-06

Image reading unit and image reading apparatus having the same

#224
20050219655
2005-10-06

Scanner and method thereof

#225
20050206981
2005-09-22

METHOD AND APPARATUS FOR IMPROVING QUALITY OF SCANNED IMAGE THROUGH PREVIEW OPERATION

#226
20050200917
2005-09-15

Image reading apparatus

#227
20050174611
2005-08-11

Image forming apparatus and method of controlling the apparatus

#228
20050157185
2005-07-21

Electronic image sensor and evaluation method

#229
20050146597
2005-07-07

Image recording apparatus and light-quantity correcting method

#230
20050134944
2005-06-23

Image capturing device with duplex scan function and method therefor

#231
20050088674
2005-04-28

Image reading apparatus

#232
20050078886
2005-04-14

Image reading system

#233
20050046715
2005-03-03

Digital correlated double sampling using dual analog path

#234
20050002072
2005-01-06

Image reading method, image reading apparatus, and image forming apparatus

#235
20050002071
2005-01-06

Image sensor, reading device and method for setting particular mode

#236
15852003
2019-05-07

Copy identification with ultraviolet light exposure

#237
14181989
2015-02-03

Method and apparatus for adjusting light intensity based on content to achieve a uniform exposure