Mobile Testing Finds Weak Spots In Cellular Net
Nov 29, 2001, 5:42 AM by (staff)
A maroon minivan, its rooftop bristling with antennas, is the mobile outpost of the wireless-telephone industry. Recorded messages are sent over the airwaves from phones in the vehicle, probing the network for kinks that drive cell-phone users crazy with dropped calls and busy signals.
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