| 主权项 |
1. A method for a crossing aid on a mobile device, the method comprising:
determining, by a first computer processor, a unique ID associated with a crossing signal, wherein determining the unique ID associated with the crossing signal includes scanning a machine-readable tag of the crossing signal via near field communication; searching, by the first computer processor, for a wireless access point (WAP) having the unique ID; determining, by the first computer processor, whether the WAP having the unique ID is found; and responsive to determining that the WAP having the unique ID is found, determining, by the first computer processor, haptic feedback. |
