Patent ID: 8280382

Claim:
An access point for a cellular communication system, the access point supporting an underlay cell of a first cell, the first cell being supported by a first frequency and the underlay cell being supported by the access point on a second frequency, the access point comprising: proximity detection means for performing a proximity detection for a user equipment in response to a wireless transmission from the user equipment, the wireless transmission not being a wireless transmission of the cellular communication system; transmitting means for temporarily transmitting a pilot signal from the access point on the first frequency in response to the proximity detection; switching means for switching the user equipment from the first frequency of the first cell to the second frequency of the underlay cell in response to receiving a detection indication from the user equipment, the detection indication being an indication that the pilot signal has been detected by the user equipment; and means for terminating the transmission of the pilot signal on the first frequency following the switching of the user equipment to the second frequency.