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Class Information
Number: 353/82
Name: Optics: image projectors > Plural projection paths with single light source
Description: Subject matter including a single lamp and two or more optical paths and means to direct light from the lamp to the optical paths, usually alternately.

Sub-classes under this class:

Class Number Class Name Patents
353/83 Dissolve type 5

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8662677 Projection apparatus, illumination module and brightness adjusting method for the projection apparatus Mar. 4, 2014
8651669 Projection apparatus that properly reduces flicker Feb. 18, 2014
8636365 Projection display device and driving method of the same Jan. 28, 2014
8632224 Light emitting device and projector Jan. 21, 2014
8591039 Image projection methods and interactive input/projection systems employing the same Nov. 26, 2013
8556431 Apparatus and method for reducing speckle in display of images Oct. 15, 2013
8558937 Dual display device for camera apparatus having projector therein Oct. 15, 2013
8553311 Method for accomplishing high-speed intensity variation of a polarized output laser beam Oct. 8, 2013
8511837 Projection optical system and image projector Aug. 20, 2013
8465154 Vehicle instrument panel with rear projection system Jun. 18, 2013
8439508 Projector and projector system May. 14, 2013
8408720 Image display apparatus, image display method, and recording medium having image display program stored therein Apr. 2, 2013
8373692 Light modulator, projection display apparatus and image projection method Feb. 12, 2013
8297755 Laser projector with alerting light Oct. 30, 2012
8297758 Multimedia player displaying 2 projection images Oct. 30, 2012
8262228 Light and color surround Sep. 11, 2012
8246172 Image display device Aug. 21, 2012
8186831 Wide color gamut projector May. 29, 2012
8152309 Image display apparatus, image display system, and image display method Apr. 10, 2012
8142030 Reconfigurable center stack with touch sensing Mar. 27, 2012
8109641 Safety interlock system for a projector system Feb. 7, 2012
8066380 Projector-type image display apparatus Nov. 29, 2011
8035758 Image display apparatus with light path separation to return a polarized light component Oct. 11, 2011
8002413 Light source unit and projector Aug. 23, 2011
8004761 Stereo projection optical system Aug. 23, 2011
7993015 Projector and control method thereof Aug. 9, 2011
7984994 Image display apparatus Jul. 26, 2011
7972020 Apparatus and method for reducing speckle in display of images Jul. 5, 2011
7972001 Projection illumination device and method for projection visual display system using multiple controlled light emitters having individual wavelengths Jul. 5, 2011
7959299 Projector having reduced color shading Jun. 14, 2011
7916932 Method and system of structural light-based 3D depth imaging using signal separation coding and error correction thereof Mar. 29, 2011
7901084 Image projector with display modes Mar. 8, 2011
7891821 Laser beam transformer and projector having stacked plates Feb. 22, 2011
7862182 Optical system for a projector, and corresponding projector Jan. 4, 2011
7819529 Projecting system with color temperature adjusting function Oct. 26, 2010
7740360 Image display apparatus Jun. 22, 2010
7722192 Integrated projector included in a seat for displaying information May. 25, 2010
7645043 Optical engine of projection system and fabricating method thereof Jan. 12, 2010
7621641 High luminance display apparatus using LCD panel Nov. 24, 2009
7585078 Illumination system capable of eliminating laser speckle and projection system employing the same Sep. 8, 2009
7559654 High luminance display apparatus using LCD panel Jul. 14, 2009
7445345 Optical display device and projection-type display device Nov. 4, 2008
7443586 Display device using single-panel diffractive light modulator Oct. 28, 2008
7429110 Projector-type image display apparatus Sep. 30, 2008
7429111 Two-panel color management system Sep. 30, 2008
7396131 Projection assembly Jul. 8, 2008
7390094 Method and apparatus to achieve a neutral dark state in image projection systems Jun. 24, 2008
7390095 Projector Jun. 24, 2008
7387391 Apparatus and method for mounting imagers on stress-sensitive polarizing beam splitters Jun. 17, 2008
7365907 Rear projection image display apparatus Apr. 29, 2008

1 2 3

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