ClassID:

229693

H04N5/7441 - CPC Classification

Classification description:

Details of television systems; Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of liquid crystal cells

Sub-classes:
Recent Application in this class:
#1
20240179270
2024-05-30

Electro-optical device and electronic apparatus

#2
20240179269
2024-05-30

Electro-optical device and electronic apparatus

#3
20230319228
2023-10-05

ILLUMINATION APPARATUS, ILLUMINATION METHOD, AND PROJECTOR APPARATUS

#4
20220404691
2022-12-22

Illumination system and projection device

#5
20220155669
2022-05-19

Image display device and electronic apparatus

#6
20210055688
2021-02-25

Adjustably multifocal 3D holographic display system

#7
20200166766
2020-05-28

HYBRID POLARIZING BEAM SPLITTER

#8
20200007813
2020-01-02

Projector and method for controlling projector

#9
20190364250
2019-11-28

Cooling system for spatial light modulating devices

#10
20190306452
2019-10-03

Projector

#11
20190235367
2019-08-01

Projector with polarization element cooled with cooling liquid

#12
20190219903
2019-07-18

Display control apparatus, image projection system, and control method

#13
20190208159
2019-07-04

Electronically controlled light valve and display apparatus having high transmittance and high reflectivity

#14
20190072842
2019-03-07

Control apparatus, projection display apparatus and non-transitory computer-readable storage medium

#15
20190072841
2019-03-07

Control apparatus, projection display apparatus and non-transitory computer-readable storage medium

#16
20190052836
2019-02-14

Image projection apparatus that projects superimposed images

#17
20190033695
2019-01-31

PROJECTOR

#18
20180227554
2018-08-09

Projector and method of driving the same

#19
20180217394
2018-08-02

Hybrid polarizing beam splitter

#20
20180091785
2018-03-29

Projector having at least four projection light sources and a beam splitter device comprising a polarization beam splitter and projection optics having a beam splitter device

#21
20170323603
2017-11-09

Liquid crystal apparatus and television receiver

#22
20170318239
2017-11-02

Infrared-light transmission filter and devices containing the infrared-light transmission filter

#23
20160337624
2016-11-17

Light modulation element unit having a light modulating element and image projection apparatus for preventing foreign matters from adhering to light modulation element

#24
20160295179
2016-10-06

Projector having a beam splitter device comprising a polarization beam splitter and projection optics having a beam splitter device

#25
20160205365
2016-07-14

Highlighting an object displayed by a pico projector

#26
20150316781
2015-11-05

IMAGE PROJECTION APPARATUS

#27
20150286122
2015-10-08

Laser light source

#28
20150280090
2015-10-01

Method of manufacturing a light-emitting device by sintering conductive pastes

#29
20150277187
2015-10-01

Liquid crystal device, electronic apparatus, and method of manufacturing liquid crystal device

#30
20150277112
2015-10-01

Displaying apparatus unit and projection type displaying apparatus

#31
20150264327
2015-09-17

Projection device and fabrication method of a polarization grating

#32
20150256788
2015-09-10

PROJECTOR AND CONTROL METHOD FOR PROJECTOR

#33
20150229893
2015-08-13

ELECTRO-OPTIC MODULE AND ELECTRONIC APPARATUS

#34
20150229872
2015-08-13

Electric apparatus, image projection apparatus and image capturing apparatus

#35
20150226415
2015-08-13

LIGHTING DEVICE, DISPLAY DEVICE, AND TELEVISION DEVICE

#36
20150215495
2015-07-30

Display apparatus

#37
20150201172
2015-07-16

Projection type display apparatus and lighting device

#38
20150201171
2015-07-16

Projector

#39
20150153612
2015-06-04

Electro-optical module with heat dissipation member and frame for heat release and projection-type display apparatus

#40
20150153611
2015-06-04

Electro-optical module and projection-type display apparatus

#41
20150124176
2015-05-07

Enhanced global dimming for projector display systems

#42
20150116604
2015-04-30

Electro-optical device and electronic apparatus

#43
20150109538
2015-04-23

Projector with series positioned pixel matrices

#44
20150036058
2015-02-05

Application specific, dual mode projection system and method

#45
20150029406
2015-01-29

Projector and method for controlling projector with changing content

#46
20140340588
2014-11-20

Illumination device and projector

#47
20140340492
2014-11-20

Projection display apparatus

#48
20140313427
2014-10-23

Projector with variable synchronization timing

#49
20140300545
2014-10-09

Image projection system and a method of controlling a projected pointer

#50
20140293139
2014-10-02

Laser based display method and system

#51
20140267937
2014-09-18

Laser based display method and system

#52
20140253697
2014-09-11

Laser based display method and system

#53
20140226079
2014-08-14

Laser based display method and system

#54
20140176818
2014-06-26

Hybrid polarizing beam splitter

#55
20140055754
2014-02-27

Illumination system, projection device and illumination method

#56
20140002727
2014-01-02

Camera module having electronic circuit patterns

#57
20130077058
2013-03-28

Electro-optic module and electronic apparatus

#58
20120262679
2012-10-18

Illumination optical system and image projection apparatus

#59
20120075553
2012-03-29

Illumination optical system and image display apparatus making use thereof

#60
20120062854
2012-03-15

Image projection apparatus

#61
20120050141
2012-03-01

Switchable head-mounted display

#62
20120033186
2012-02-09

Image projection system and a method of controlling a projected pointer

#63
20110255031
2011-10-20

Reflective liquid crystal display apparatus

#64
20110242455
2011-10-06

Reflective liquid crystal display apparatus

#65
20110242454
2011-10-06

Reflective liquid crystal display apparatus

#66
20110241978
2011-10-06

OPTICAL DISPLAY SYSTEM AND METHOD, ACTIVE AND PASSIVE DITHERING USING BIREFRINGENCE, COLOR IMAGE SUPERPOSITIONING AND DISPLAY ENHANCEMENT WITH PHASE COORDINATED POLARIZATION SWITCHING

#67
20100302464
2010-12-02

Laser based display method and system

#68
20100188589
2010-07-29

Image adjustment device and method for an image projector in an aircraft

#69
20090310043
2009-12-17

Reflective liquid crystal display apparatus

#70
20090303399
2009-12-10

Reflective liquid crystal display apparatus

#71
20090303398
2009-12-10

Reflective liquid crystal display apparatus

#72
20090290074
2009-11-26

PROJECTOR

#73
20090256969
2009-10-15

Method and apparatus for adjusting quality of a displayed image

#74
20090225236
2009-09-10

High Contrast Transmissive Lcd Imager

#75
20090213338
2009-08-27

Illumination optical system and image display apparatus making use thereof

#76
20090213280
2009-08-27

Liquid crystal panel substrate, liquid crystal panel, and electronic device and projection display device using the same

#77
20090207466
2009-08-20

HOLOGRAPHIC DISPLAY DEVICES

#78
20090190100
2009-07-30

Image projection apparatus having configuration for dustproffing and efficient cooling

#79
20090128872
2009-05-21

Method of forming an image and image projection device

#80
20090086345
2009-04-02

Optical element and projection-type image display device

#81
20090040471
2009-02-12

Image projection apparatus

#82
20090033881
2009-02-05

Projection display device and display method

#83
20090033607
2009-02-05

Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement with phase coordinated polarization switching

#84
20080266668
2008-10-30

SLM projection display with series DMD illuminator

#85
20080259012
2008-10-23

Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement with phase coordinated polarization switching

#86
20080231924
2008-09-25

Hologram element, illuminator, and projector

#87
20080198457
2008-08-21

DUST-PROOF, REFLECTING MIRROR AND OPTICAL APPARATUS COMPRISING SAME

#88
20080198456
2008-08-21

Laminated retarder stack

#89
20080192205
2008-08-14

Projection Display Device

#90
20080137209
2008-06-12

Lighting optical system

#91
20080136762
2008-06-12

Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement with phase coordinated polarization switching

#92
20080122771
2008-05-29

Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement with phase coordinated polarization switching

#93
20080106507
2008-05-08

Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement with phase coordinated polarization switching

#94
20080094718
2008-04-24

Micro-optical device, spatial optical modulator and projector utilizing the micro-optical device

#95
20080094577
2008-04-24

Time-Multiplexed Led Light Source for Projection Displays

#96
20080088751
2008-04-17

Liquid crystal panel substrate, liquid crystal panel, and electronic device and projection display device using the same

#97
20080018809
2008-01-24

Video information display system and display apparatus applicable to the same

#98
20070279537
2007-12-06

System and method for optical calibration of a picture modulator

#99
20070273797
2007-11-29

HIGH EFFICIENCY DIGITAL CINEMA PROJECTION SYSTEM WITH INCREASED ETENDUE

#100
20070273703
2007-11-29

Method and apparatus for improving images provided by spatial light modulated (SLM) display systems

#101
20070247592
2007-10-25

Projection apparatus

#102
20070229718
2007-10-04

System for Using Larger Arc Lamps with Smaller Imagers

#103
20070189016
2007-08-16

Light source device and projector

#104
20070171521
2007-07-26

Screen and image projection apparatus

#105
20070139620
2007-06-21

High contrast liquid crystal display and projection system using same

#106
20070133096
2007-06-14

Birefringence-compensated liquid crystal display and projection system using same

#107
20070126993
2007-06-07

ILLUMINATION SYSTEM AND OPTICAL PROJECTION APPARATUS

#108
20070126992
2007-06-07

SLM projection display with series DMD illuminator

#109
20070126991
2007-06-07

Color separation device, imaging optical engine, and projection apparatus

#110
20070121078
2007-05-31

Light-valve projection systems with light recycling

#111
20070121075
2007-05-31

Optical system with angular compensator

#112
20070109503
2007-05-17

Imaging system for an optical engine of a projection apparatus

#113
20070047078
2007-03-01

Polarization recovery system for projection displays

#114
20070040994
2007-02-22

Display device and display optical system unit

#115
20070019118
2007-01-25

Projector device

#116
20070002279
2007-01-04

Liquid crystal on silicon (LCOS) kernel with 3D projection capability

#117
20060244874
2006-11-02

Liquid crystal panel substrate, liquid crystal panel, and electronic device and projection display device using the same

#118
20060239602
2006-10-26

Polarization recovery system for protection display

#119
20060239009
2006-10-26

Light deflector, light deflection array, optical system, image forming device, and projection type image display apparatus

#120
20060221020
2006-10-05

Digitally modulated image projection system

#121
20060209409
2006-09-21

Polarization recovery system for projection displays

#122
20060203349
2006-09-14

Spatial light modulator and projector

#123
20060203203
2006-09-14

Image projection system and a method of controlling a projected pointer

#124
20060192903
2006-08-31

Intermediate image formation optical system, image formation device, and methods thereof

#125
20060187416
2006-08-24

Image display device

#126
20060187199
2006-08-24

System and method for projection

#127
20060187198
2006-08-24

Virtual data entry device

#128
20060181671
2006-08-17

Light deflection element, light deflection device and image display device

#129
20060176412
2006-08-10

Liquid crystal panel substrate, liquid crystal panel, and electronic device and projection display device having the same

#130
20060158619
2006-07-20

Two-stage projector architecture

#131
20060139532
2006-06-29

Method and apparatus to minimize lamp flicker and increase contrast ratio in projection devices

#132
20060133765
2006-06-22

Mounting case for electro-optical device, method of manufacturing mounting case for electro-optical device, electro-optical device, and electronic apparatus

#133
20060132889
2006-06-22

Method for increasing the resolution of a spatial light modulator

#134
20060119936
2006-06-08

Apparatus and method for color and polarization switching

#135
20060109387
2006-05-25

Display apparatus and its lamp-lighting mechanism

#136
20060103592
2006-05-18

Projection display

#137
20060082998
2006-04-20

Illumination optical system and image display apparatus making use thereof

#138
20060082892
2006-04-20

Imager to imager relay lens system

#139
20060082731
2006-04-20

High contrast stereoscopic projection system

#140
20060082697
2006-04-20

Electro-optical device, projection display apparatus, and mounting case

#141
20060082691
2006-04-20

Image display apparatus

#142
20060077352
2006-04-13

Image projection system and a method of controlling a projected pointer

#143
20060072083
2006-04-06

Projector

#144
20060066812
2006-03-30

Projector and polarization member used in projector

#145
20060066763
2006-03-30

Projection-type display device

#146
20060061712
2006-03-23

Reflective liquid crystal display apparatus

#147
20060056025
2006-03-16

Polarization recovery system for projection displays

#148
20060034557
2006-02-16

Polarization recovery system using redirection

#149
20060028724
2006-02-09

Polarization recovery system for projection displays

#150
20060023174
2006-02-02

Projector apparatus having an aperture-controllable diaphragm

#151
20060008217
2006-01-12

Large-scale image display apparatus using optical fiber

#152
20060007537
2006-01-12

High efficiency electromagnetic beam projector, and systems and methods for implementation thereof

#153
20060001957
2006-01-05

Display device and image processing method therefor

#154
20050281029
2005-12-22

Illumination apparatus

#155
20050280783
2005-12-22

Image display device

#156
20050270747
2005-12-08

Digital micromirror device mounting system

#157
20050248728
2005-11-10

Display device and display optical system unit

#158
20050243280
2005-11-03

Image display device

#159
20050243254
2005-11-03

Liquid crystal panel substrate, liquid crystal panel, and electronic device and projection display device using the same

#160
20050237490
2005-10-27

Method of illumination and display apparatus

#161
20050231690
2005-10-20

Illumination system using polarization conversion

#162
20050219430
2005-10-06

Restraining temperature rise in light exiting-side polarizer constituting liquid crystal light valve

#163
20050213046
2005-09-29

Image generation unit

#164
20050213044
2005-09-29

Projection device having a mode selection unit

#165
20050206724
2005-09-22

Device to position liquid crystal panels in a color liquid crystal projector

#166
20050185141
2005-08-25

Color separation device, imaging optical engine, and projection apparatus

#167
20050180030
2005-08-18

Optical projection system and method

#168
20050179985
2005-08-18

Optical deflector and method of producing same

#169
20050174541
2005-08-11

Optical projection system and method

#170
20050168696
2005-08-04

Optical system with angular compensator

#171
20050162760
2005-07-28

Optical modulator holder, optical device, and projector

#172
20050162618
2005-07-28

Projector having an image display element

#173
20050162615
2005-07-28

Illumination system

#174
20050157388
2005-07-21

Polarization recovery system for projection displays

#175
20050157270
2005-07-21

Projection type video display

#176
20050151932
2005-07-14

Image projection system and a method of controlling a projected pointer

#177
20050151931
2005-07-14

Lighting optical system

#178
20050146786
2005-07-07

Rear projection image display apparatus

#179
20050128586
2005-06-16

High efficiency electromagnetic beam projector, and systems and methods for implementation thereof

#180
20050122454
2005-06-09

Color filters and sequencers using color-selective light modulators

#181
20050111072
2005-05-26

Spatial light modulator and display device

#182
20050105016
2005-05-19

Image shifting device, image display, liquid crystal display, and projection image display

#183
20050094110
2005-05-05

Projector and drive control of light source lamp for projector

#184
20050094105
2005-05-05

Optical device and rear projector

#185
20050093796
2005-05-05

Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement with phase coordinated polarization switching

#186
20050088629
2005-04-28

High-resolution projection display system

#187
20050088621
2005-04-28

Projector

#188
20050088576
2005-04-28

Optical projection apparatus, transmission type screen, and projection type image display apparatus

#189
20050078367
2005-04-14

Screen having micro-lens array and projector

#190
20050057728
2005-03-17

Projector apparatus for preventing degradation in image quality due to heat

#191
20050041222
2005-02-24

Projector

#192
20050036084
2005-02-17

Projection type display apparatus

#193
20050030492
2005-02-10

Projection type video display

#194
20050030488
2005-02-10

Projection type video display and method of adjusting the same at factory shipping

#195
20050030485
2005-02-10

Projection type video display apparatus

#196
20050018307
2005-01-27

Spatial light modulator and projector

#197
20050018143
2005-01-27

Display device and display optical system unit

#198
20050007561
2005-01-13

Projection display system, projector and menu image display method for same

#199
20050007514
2005-01-13

Backlighting construction for use in computer-based display systems having direct and projection viewing modes of operation

#200
20050001970
2005-01-06

Liquid crystal display apparatus and optical device for use therein

#201
16257703
2020-03-17

Wide field of view (FOV) projection system and associated methods