The device allows workers to identify the contents of a carton and to read shipping and handling instructions. ... When pointed at any product that has a UPC bar code, the ring can automatically pull up consumer reviews, instruction manuals and other ... that use these design principles are electronic navigation aids relying on Global Positioning System (GPS) satellites. ... a GPS sensor, a wireless connection to a digital database (such as the Web), a microphone and a digital camera.
|Author||:||Philip M. Yam|