Systems, methods, and apparatus for providing indoor navigation using optical floor sensors
作者： Nirav Balkrishna Patel , David Allan Goldman
DOI:
关键词:
摘要: An apparatus includes (i) an absolute position sensor coupled to a case, the including light sensor, and circuitry configured determine identifier within barcode, individual bars of barcode being sensed by (ii) motion first magnetic field code wheel having two or more magnets positioned rotate in unison with moveable object, encoder amount rotation object based on output sensor.
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