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... design patent and hand gesture recognition patent 5. any solid opaque objects can be used for writing or drawing, like finger, stylus pen or pointer. 6. multi touch, 4 point touch to 10 point touch, no need...
83, 88, 96, 100inch Customized Ir Interactive Digital Whiteboard - Finger, Whiteboard Pen or Pointer can operate your PC instead of mouse. - Using touch technology, you can write, note, erase, copy, clone, repl...
... design patent and hand gesture recognition patent 5. any solid opaque objects can be used for writing or drawing, like finger, stylus pen or pointer. 6. multi touch, 4 point touch to 10 point touch, no need...