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Class Information
Number: 348/744
Name: Television > Video display > Projection device
Description: Subject matter including a viewing surface (e.g., screen or wall) which receives light from a light source type display (e.g., CRT or LED), or including an electro-optical device which imparts image information based on a video signal to a beam of source illumination wherein the resulting image is coextensively projected onto a screen.

Sub-classes under this class:

Class Number Class Name Patents
348/789 Cabinet or chassis 122
348/776 Cathode-ray tube image source 69
348/750 Plural parallel light modulators 176
348/758 Plural serial light modulators 92
348/759 Single light modulator 113
348/745 With alignment, registration or focus 433
348/748 With cooling device 136

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
8711225 Image-capturing device and projection automatic calibration method of projection device Apr. 29, 2014
8711290 Projection-type video-image display apparatus Apr. 29, 2014
8712326 Integrated projector system Apr. 29, 2014
8702248 Projection method for reducing interpixel gaps on a viewing surface Apr. 22, 2014
8705133 High dynamic range display systems Apr. 22, 2014
8690356 Video display device and light guide module with a light shielding plate having a plurality of openings Apr. 8, 2014
8690351 Light source device and projector Apr. 8, 2014
8690345 Projection image display apparatus having a first lens and a second lens adjacent to the screen Apr. 8, 2014
8690343 Solid state light source and projection display apparatus having a fluorescence emission plate Apr. 8, 2014
8690337 Device and method for displaying an image on a VUI screen and also a main projection screen Apr. 8, 2014
8684538 Image projection through grid scanning of a modulated light beam using mirrors Apr. 1, 2014
8687020 Virtual environment simulating travel by various modes of transportation Apr. 1, 2014
8678596 Illumination device and projector with fluorescent plate Mar. 25, 2014
8681184 Display unit, and displaying method for the binocular representation of a multicolor image Mar. 25, 2014
8675362 Electronic device Mar. 18, 2014
8669997 Display apparatus and method of controlling the same Mar. 11, 2014
8665381 Viewing cone adjustment system Mar. 4, 2014
8659585 Projector apparatus and projection image correcting program product Feb. 25, 2014
8651667 Projector and method of controlling the same Feb. 18, 2014
8651670 Projection type image display device Feb. 18, 2014
8654257 Image processing apparatus, projector, image processing method, and method for controlling image processing apparatus Feb. 18, 2014
8654264 Laser projection system Feb. 18, 2014
8648964 Multi-projection display system and method of adjusting brightness thereof Feb. 11, 2014
8643792 Rear projection imaging system with image warping distortion correction system and associated method Feb. 4, 2014
8622552 Portable computing device with media player and projecting unit Jan. 7, 2014
8614723 Apparatus and method for increasing compensation sequence storage density in a projection visual display system Dec. 24, 2013
8611005 Compensation for self-scattering on concave screens Dec. 17, 2013
8605226 Projector Dec. 10, 2013
8599297 Multi-dimensional imaging system and method Dec. 3, 2013
8591042 Display systems for high contrast display applications Nov. 26, 2013
8585217 Bidirectional projector Nov. 19, 2013
8587497 Method and apparatus for a wide field of view display Nov. 19, 2013
8587730 Projector, control method and computer program product Nov. 19, 2013
8582038 Laser based display method and system Nov. 12, 2013
8579443 Scanned beam display having a redirected exit cone using a diffraction grating Nov. 12, 2013
8573781 Projector and control method for the same Nov. 5, 2013
8576344 Projection control device, projection control method, and program Nov. 5, 2013
8567954 3D display system with rear projection screens formed of water mist or spray Oct. 29, 2013
8558937 Dual display device for camera apparatus having projector therein Oct. 15, 2013
8542408 High dynamic range display systems Sep. 24, 2013
8542242 Projection system, image processor, image processing method, image processing program, and recording medium having image processing program recorded thereon Sep. 24, 2013
8537287 Projection television and fixing method of screen unit of projection television Sep. 17, 2013
8537416 Rotor optics imaging method and system with variable dose during sweep Sep. 17, 2013
8520149 Method and apparatus for increasing effective contrast ratio and brightness yields for digital light valve image projectors Aug. 27, 2013
8508672 System and method for improving video image sharpness Aug. 13, 2013
8508671 Projection systems and methods Aug. 13, 2013
8506087 Laser projector having safety lens for audience scanning Aug. 13, 2013
8502926 Display system having coherent and incoherent light sources Aug. 6, 2013
8498532 Digital camera with projector and digital camera system Jul. 30, 2013
8491125 Lighting device and projection type display apparatus including the same Jul. 23, 2013

1 2 3 4 5 6 7 8 9 10 11 12

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