Patent ID: 7236766
Filing Date: 2007-06-26
Classification: H04W

Abstract:
1. A filtered wireless zone comprising: a system control connected to a signaling channel receiver outside the filtered wireless zone and a system signaling channel transmitter-receiver within the filtered wireless zone; the signaling channel receiver arranged to receive a signaling channel of one or more cell sites in a geographic vicinity; the system signaling channel transmitter-receiver arranged to cover the filtered wireless zone with a signal; a signal channeling marker signal transmitted by the system signaling channel transmitter-receiver in the filtered wireless zone; and a new signaling channel assignment message transmitted by the system signaling channel transmitter-receiver in the filtered wireless zone, thereby sending handsets to a new capture channel; whereby when a handset has been so captured a call for that handset is routed to voice-mail or other processing, as previously configured for that handset; further whereby when a handset that has been so captured attempts to place a call, the call attempt is blocked; further whereby if a handset that has been so captured attempts to place an emergency call, the call is routed to an emergency call line.