(12) United States Patent (10) Patent N6.: US 8,100,540 B2 Huebner (45) Date of Patent: Jan. 24, 2012
(54) LIGHT ARRAY PROJECTION AN1) SENSING 6,623,126 132* 9/2003 Sekiguchietal. ............ .. 353/62 SYSTEM 7,338,175 B2 3/2008 M1yaZaWa et al.
7,410,263 B2 8/2008 Miyazawa et al.
7,472,997 B2 1/2009 Miyazawa
II1\/eI1IOI'Z Kenneth J- Huebner, MIIWZII-lkee, 7,959,320 B2 >I< 6/2011 Mueller et al‘ “““““““ “ 362/231 (US) 2007/0183152 A1 * 8/2007 Hauck et al. ................ .. 362/251 2008/0143966 A1 6/2008 Mastrosimone-Gese et al. ( * ) Notice: Subject to any disclaimer, the term of this (1\:4atth1eS et a1~ ' ' OIIIIGI patent 1s extended or adjusted under 35 2009/0016052 A1 1/2009 Holder et al‘ U-S-C 154(b)bY 443 daYS- 2009/0051793 A1 2/2009 Smith 2009/0051831 A1 2/2009 Bierhuizen et al. (21) Appl. No.: 12/435,073 2009/0052204 A1 2/2009 Kawashima et al. 2009/0091710 A1 4/2009 Huebner (22) Filed? May 4-1 2009 * cited by examiner (65) Prior Publication Data Primary Examiner * William C DoWling Us 2010/0277696 A1 NOV‘ 4’ 2010 (74) Attorney, Agent, or Firm *Andrus, Sceales, Starke & SaWall, LLP (51) Int- Cl- (57) ABSTRACT (52) IGJ.0S3.BCi.1 .......... .. 3532/(9):i);630513)/38; 353/43; 352/87; A low Cost’ light projection and Sensing System that projects
3 6 2 / 2 4 9 02 an image onto a display surface using an array of light emit
_ _ _ ' ters. Further, the device has an integral sensing capability of
(58) Field of Class1ficat1on Search .................. .. 353/38, the display Surface using light SenSOrS_ Both the emitters and
353/43, 84’ 94, 120’ 108’ 109’ 110; 352/81$ sensors are coupled to a control unit. Whereby, the device can
_ _352/87; 362/227, 2357248’ 24902, 800 modify the light-proj ected image and sensor vieW region With
See apphcanon file for Complete Search h1StOry' its control unit. The device can also project an animated
overlaid image or large tiled image of photographic resolu
tion. In operation, the device can determine the position and
range of a remote object, along With illuminating its touch sensitive housing With a projected image.
5,321,449 A * 6/1994 Coccoliet al. ................ .. 353/43
5,450,148 A * 9/1995 Shu et al. ...................... .. 353/42 25 Claims, 37 Drawing Sheets
