| 摘要 |
<p>An entryway system includes a door entry system (130) located near an entry door (320), and a personal presence identifier (122) carried by a guest and coupled to the door entry system by a short-range wireless link (26). The door entry system and the personal presence identifier are arranged and programmed to establish a personal area network with one another when the personal presence identifier is within wireless transmission range of the door entry system. The door entry system is also programmed to determine (80) whether further communications with the personal presence identifier are authorized. The personal presence identifier and the door entry system are also arranged and programmed to exchange (82) needs specifications and capability specifications with one another after the door entry system has determined that further communications with the personal presence identifier are authorized.</p> |
