Johanna Alexandra Wild

Method and apparatus for managing service accessibility between differing radio telecommunication networks

Method and system to provide access network information to a service

Method and apparatus for handing off calls between differing radio telecommunication networks

Method and apparatus for conveying audio signals using digital packets

Radio telecommunication network and method for unobtrusive call interception via transcoder bypass

System for defining an individual subscriber unit location within a wireless communication system and method therefor

Method and apparatus for proving push-to-talk services to non-push-to-talk enabled networks

Communication method and apparatus utilizing protocol options

Method and apparatus for providing push-to-talk based execution of an emergency plan

Radio communication network and method for unobstrusive call interception via data duplication