Mark Edwards

Method and apparatus for dynamically enabling a direct mode operation gateway

Communication system and a mobile station, proxy location server and method of operation for use in the system

Data communication system, router and method for routeing data

A communication network, communication elements and methods of communicating data packets therefor

Translating multicast packets to unicast packets and then converting these unicast packets to multicast packets, by rewriting addresses

Assisting movement of a user of a mobile station in a low visibility environment

MOBILE STATION AND WIRELESS COMMUNICATION SYSTEM

SYSTEMS AND METHODS FOR TRIGGERING THE TRANSMISSION OF RECOVERY VIDEO FRAMES TO A VIDEO-RECEIVING DEVICE OVER A HALF-DUPLEX AIR INTERFACE

Method of locating a mobile communication device using short range radio links from location indicator beacons which communicate with a proxy location server.

Mobilstation, drahtloses kommunikationssystem und bedienungsverfahren