Patent · US Expired

Wayfinding

US7496445B2 · kind B2 · utility

90Cited by
25References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 27, 2005
Grant dateFeb 24, 2009
Priority date
Expiry dateFeb 20, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01C21/20
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Waypoint navigation for a visitor to a facility is carried out according to the following steps. Distributing waypoint devices in waypoint locations of the facility. Transmitting waypoint identifier signals from the waypoint devices. Providing a mobile wayfinder device in wireless communication with the waypoint devices to receive the waypoint identifier signals. Identifying an origin and a destination in the facility. Generating a route from the origin to the destination and a return route from the destination to the origin. Determining a current location of the mobile wayfinder device. Determining a current navigation instruction along the route(s) based at least in part on the current location of the mobile wayfinder device, and communicating the current location and navigation instruction information to the visitor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.