QUICKLINKS: Pennsylvania county investigates wireless network feasibility; Sprint Nextel sprints toward a 4G network via WiMax;

Pennsylvania county investigates wireless network feasibility. Article

Sprint Nextel sprints toward a 4G network via WiMax. Article

Mobile device carry-on rules depend on flight destination. Article

Wal-Mart still gungho on RFID use. Article

How users segment communications to various mobile devices. Article

Nokia cuts CDMA development off, layoffs coming. Article