Presentation on theme: "Untethered Laser Pointer for Use with Computer Display Inventors: Sakunthala Gnanamgari, Devon, PA; Arthur Arthur Lico, PA Assignee: Info Valley Corporation,"— Presentation transcript:
Untethered Laser Pointer for Use with Computer Display Inventors: Sakunthala Gnanamgari, Devon, PA; Arthur Arthur Lico, PA Assignee: Info Valley Corporation, King of Prussia, PA File Date: January 4 th, 2002 Issue Date: May 4 th, 2004
US Patent 6729731 B2 Figure 1A-1B: A display system with a camera that detects a laser pointer. Software detects the laser pointer on the image and flashes of the pen can change the mode of operation. Claims include: Voice command operation Draw mode with a color selection Timing and position of the image of the laser Software and code for interacting with a display Timing of the image can be used for mode operation Laser pointer source is not specific Detection of different wavelengths of light source
Patent Overview Figure 1C-D: Flow chart of the invention Figure 1E: An example of one of the modes of operation - Laser Draw. Figure 10: Example desktop image with “modes of operation” activated with pulsing the laser pointer.
References Cited and Legal Updates F1: Patent 50183020 with coauthor Sakunthala Gnanamgari. Referenced by Sony Corporation, Samsung Electronics Co., Air Force, Nokia, Primax electronics etc. April 7 th, 2003 US Air Force became the new Assignee. F2: Samsung (original Assignee) US20110267260 patent in 2011. Many references of projectors with interactive displays, and remote control like devices. F1 F2