User interface-technique for managing an active call
User interfacing device for PDA/wireless terminal
User key validation to prevent fraud during system handoffs
User method for selective wireless communication with...
User notification of mobile station originated teleservice trans
User out-of-range indication for digital wireless systems
User perception of wireless improvement technology
User plane location based service using message tunneling to...
User positioning technique for multi-platform communication...
User proactive call handling
User profiling communications system
User programmable switch for portable data processing devices
User registration and location management for mobile...
User selectable audio mixing
User setting information management method and management...
User specific downlink power control channel Q-bit
User terminal access in satellite communication systems
User terminals and components configured to adjust a...
User terminals including conductors that conduct signals...
User-assisted programmable appliance control