Patents Granted

  1. Anoop K Bhattacharjya, Victor Ivashin, Kar-Han Tan. Low-bandwidth image streaming . U.S. Patent US7734088B2 Priority 2005-07-08, granted 2010-06-08.
  2. Kar-Han Tan, Jing Xiao, Anoop K. Bhattacharjya. Efficient dual photography . U.S. Patent US7794090B2 Priority 2006-01-24, granted 2010-09-14.
  3. Jing Xiao, Kar-Han Tan. Resolution scalable view projection . U.S. Patent US7901095B2 Priority 2009-03-27, granted 2011-03-08.
  4. Kar-Han Tan, Jing Xiao. View projection: one-touch setup of light displays on arbitrary surfaces . U.S. Patent US7901094B2 Priority 2007-01-24, granted 2011-03-08.
  5. Kar-Han Tan, Jing Xiao, Anoop K. Bhattacharjya. Modeling light transport in complex display systems . U.S. Patent US7901093B2 Priority 2006-01-24, granted 2011-03-08.
  6. Jing Xiao, Kar-Han Tan, Anoop K. Bhattacharjya. Robust generative features . U.S. Patent US8099442B2 Priority 2008-10-24, granted 2012-01-17.
  7. Kar-Han Tan, Jing Xiao. Small memory footprint light transport matrix capture . U.S. Patent US8106949B2 Priority 2009-03-26, granted 2012-01-31.
  8. Kar-Han Tan, Anoop K. Bhattacharjya. Immersive surround visual fields . U.S. Patent US8130330B2 Priority 2005-12-05, granted 2012-03-06.
  9. Bowon Lee, Kar-Han Tan. Multimodal object localization . U.S. Patent US8174932B2 Priority 2009-06-11, granted 2012-05-08.
  10. Kar-Han Tan, Edward W. R. Bagg. View projection for dynamic configurations . U.S. Patent US8189957B2 Priority 2007-09-18, granted 2012-05-29.
  11. Jing Xiao, Kar-Han Tan, Anoop K. Bhattacharjya. Virtual masking using rigid parametric modeling . U.S. Patent US8194097B2 Priority 2008-12-12, granted 2012-06-05.
  12. Kar-Han Tan, Jing Xiao, Anoop K. Bhattacharjya. Color-based feature identification . U.S. Patent US8197070B2 Priority 2006-01-24, granted 2012-06-12.
  13. Ali Zandifar, Kar-Han Tan. Fault detection of a printed dot-pattern bitmap . U.S. Patent US8204343B2 Priority 2008-07-23, granted 2012-06-19.
  14. Kar-Han Tan, Yong Zhao. Optimization strategies for GPU view projection matrix implementation . U.S. Patent US8218003B2 Priority 2007-10-05, granted 2012-07-10.
  15. Kar-Han Tan. Synthesizing detailed depth maps from images . U.S. Patent US8248410B2 Priority 2008-12-09, granted 2012-08-21.
  16. Qingxiong Yang, Kar-Han Tan. Constant time filtering . U.S. Patent US8260076B1 Priority 2009-03-31, granted 2012-09-04.
  17. Ali Zandifar, Kar-Han Tan, Jing Xiao. Image capture, alignment, and registration . U.S. Patent US8269836B2 Priority 2008-07-24, granted 2012-09-18.
  18. Kar-Han Tan. One-touch projector alignment for 3D stereo display . U.S. Patent US8310525B2 Priority 2008-10-07, granted 2012-11-13.
  19. Qingxiong Yang, Kar-Han Tan. Methods for obtaining a three-band intrinsic image from a single input image . U.S. Patent US8334870B2 Priority 2009-04-02, granted 2012-12-18.
  20. Qingxiong Yang, Kar-Han Tan. Producing high quality depth maps . U.S. Patent US8355565B1 Priority 2009-10-29, granted 2013-01-15.
  21. Ian N. Robinson, Kar-Han Tan. Systems for capturing images through a display . U.S. Patent US8355038B2 Priority 2009-01-28, granted 2013-01-15.
  22. Kar-Han Tan. Systems for establishing eye contact through a display . U.S. Patent US8384760B2 Priority 2009-10-29, granted 2013-02-26.
  23. Bowon Lee, Ton Kalker, Kar Han Tan. Methods and systems for close proximity spatial audio rendering . U.S. Patent US8411126B2 Priority 2010-06-24, granted 2013-04-02.
  24. Ian N Robinson, Kar Han Tan, Ramin Samadani. Systems for capturing images through a display . U.S. Patent US8488042B2 Priority 2009-01-28, granted 2013-07-16.
  25. Kar-Han Tan, Tomio Sonehara. View projection matrix based high performance low latency display pipeline . U.S. Patent US8508615B2 Priority 2008-12-09, granted 2013-08-13.
  26. Mitchell Trott, Kar-Han Tan. Calibrating a visual-collaborative system . U.S. Patent US8542267B1 Priority 2009-10-01, granted 2013-09-24.
  27. Kar-Han Tan, Bowon Lee. Support for audience interaction in presentations . U.S. Patent US8558894B2 Priority 2010-11-16, granted 2013-10-15.
  28. Kar-Han Tan, Ramin Samadani. Systems and methods for reducing video crosstalk . U.S. Patent US8570357B2 Priority 2011-04-29, granted 2013-10-29.
  29. Ian N. Robinson, Kar-Han Tan. Systems for performing visual collaboration between remotely situated participants . U.S. Patent US8570423B2 Priority 2009-01-28, granted 2013-10-29.
  30. Kar Han Tan, Daniel George Gelb, Ian N Robinson. Image rendition and capture . U.S. Patent US8619178B2 Priority 2009-01-28, granted 2013-12-31.
  31. Ian N. Robinson, Kar-Han Tan, Daniel George Gelb. Methods and systems for sharing content via a collaboration screen . U.S. Patent US8624954B2 Priority 2011-04-29, granted 2014-01-07.
  32. Qingxiong Yang, Irwin E. Sobel, Kar-Han Tan. Image matting . U.S. Patent US8625896B2 Priority 2009-04-03, granted 2014-01-07.
  33. Kar-Han Tan, Wei Hong. Display-camera system with selective crosstalk reduction . U.S. Patent US8866880B2 Priority 2012-09-26, granted 2014-10-21.
  34. Ian N Robinson, Kar-Han Tan, Daniel George Gelb. System and method for providing object location information and physical contact information . U.S. Patent US8878821B2 Priority 2010-04-29, granted 2014-11-04.
  35. Ian N. Robinson, Daniel G. Gelb, Kar-Han Tan. Communicating visual representations in virtual collaboration systems . U.S. Patent US8902280B2 Priority 2009-04-16, granted 2014-12-02.
  36. Kar-Han Tan, Ian N. Robinson. Methods and systems for establishing eye contact and accurate gaze in remote collaboration . U.S. Patent US8908008B2 Priority 2010-07-16, granted 2014-12-09.
  37. Qingxiong Yang, Kar-Han Tan. Enhancing spatial resolution of an image . U.S. Patent US8917956B1 Priority 2009-08-12, granted 2014-12-23.
  38. Wei Hong, Kar-Han Tan, Ian N. Robinson. Display-camera systems . U.S. Patent US8933982B2 Priority 2012-04-24, granted 2015-01-13.
  39. Kar-Han Tan, Daniel G. Gelb, Ian N. Robinson. Enhancing video presentation systems . U.S. Patent US8996974B2 Priority 2010-10-04, granted 2015-03-31.
  40. Kar-Han Tan, Bowon Lee, Ian N. Robinson. Arrangement of multiple audiovisual streams . U.S. Patent US9055190B2 Priority 2013-04-30, granted 2015-06-09.
  41. Kar-Han Tan. Telepresence portal system . U.S. Patent US9143724B2 Priority 2011-07-06, granted 2015-09-22.
  42. Ramin Samadani, Kar-Han Tan. Combining multiple video streams . U.S. Patent US9179078B2 Priority 2010-10-08, granted 2015-11-03.
  43. Kar-Han Tan. Visual feedback during remote collaboration . U.S. Patent US9190021B2 Priority 2012-04-24, granted 2015-11-17.
  44. Ian N. Robinson, Kar Han Tan. Interactive window . U.S. Patent US9219878B2 Priority 2013-04-22, granted 2015-12-22.
  45. Vuong Le, Wei Hong, Kar-Han Tan, John Apostolopoulos. 3D modeling motion parameters . U.S. Patent US9286717B2 Priority 2013-07-30, granted 2016-03-15.
  46. Kar-Han Tan, Irvin E Sobel, Alan A McReynolds. System and method for video frame sequence control . U.S. Patent US9332162B2 Priority 2012-02-08, granted 2016-05-03.
  47. Ian N. Robinson, Kar-Han Tan, Marco Fiorentino, David A. Fattal. Display-camera system . U.S. Patent US9392219B2 Priority 2013-07-31, granted 2016-07-12.
  48. Kar-Han Tan, Irwin E Sobel, Mehrban Jam. System and method for video frame sequence control . U.S. Patent US9413982B2 Priority 2012-02-28, granted 2016-08-09.
  49. Irwin E. Sobel, Kar-Han Tan. Focus-based touch and hover detection . U.S. Patent US9477348B2 Priority 2011-04-15, granted 2016-10-25.
  50. Kar-Han Tan. View projection . U.S. Patent US9600855B2 Priority 2009-07-11, granted 2017-03-21.
  51. Kar-Han Tan, Paul W Martin. Camera included in display. U.S. Patent US9756257B2 Priority 2014-01-31, granted 2017-09-05.
  52. Daniel R Tretter, Jinman Kang, Kar-Han Tan, Wei Hong, Bradley Neal Suggs, David Bradley Short, Otto Sievert. Technology based on the video to identify the touch area in contact with the surface of the target. Taiwan Patent TWI531929B Priority 2013-09-24, granted 2016-05-01.
  53. Kar-Han Tan, Bradley Neal Suggs. Projection screen for specularly reflecting infrared light. Taiwan Patent TWI546719B Priority 2013-11-21, grant 2016-08-21.
  54. Yun David Tang, Jinman Kang, David Bradley Short, Daniel R Tretter, Kar-Han Tan, Amit A Marathe. Misalignment detection. Taiwan Patent TWI562017B Priority 2014-07-31, granted 2016-12-11.
  55. Divya Sharma, Kar-Han Tan, Daniel R Tretter. Three dimensional object recognition. Taiwan Patent TWI566204B Priority 2014-10-28, grant 2017-01-11.
  56. Yun Tang, Jinman Kang, David Bradley Short, Daniel R Tretter, Kar-Han Tan, Amit A Marathe. Method for generating corners of a display area, and related computer system and machine-readable storage medium. Taiwan Patent TWI575406B Priority 2014-07-11, granted 2017-03-21.
  57. Kar-Han Tan, David Bradley Short, Jinman Kang. Method and system for touch point indentification and computer readable medium associated therewith. Taiwan Patent TWI597487B Priority 2014-09-05, grant 2017-09-01.
  58. Jinman Kang, David Bradley Short, Daniel R Tretter, Kar-Han Tan, Yun Tang, Otto Sievert. Touch sensitive mat of a system with a projector unit. Taiwan Patent TWI566152B Priority 2014-01-31, granted 2017-01-11.
  59. Daniel R Tretter, Jinman Kang, Kar-Han Tan, Wei Hong, David Bradley Short, Otto Sievert. Determining a segmentation boundary based on images representing an object. Taiwan Patent TWI608426B Priority 2013-09-24, granted 2017-12-11.
  60. Kar-Han Tan. Image Projection. Taiwan Patent TWI608737B Priority 2014-11-13, granted 2017-12-11.
  61. Su Wang, Kar-Han Tan, Divya Sharma, Jian Fan, Jinman Kang, Yun Tang, Daniel R Tretter. Image data segmentation. Taiwan Patent TWI624177B Priority 2014-10-28, granted 2018-05-11.
  62. Kar-Han Tan, Bradley Suggs. Projection screen for specularly reflecting light. U.S. Patent US10003777B2 Priority 2013-11-21, granted 2018-06-19.