A receiver for a digital broadcasting service have a compatibility between tuning to a desired channel at a short period of time and an improve ment of a bit error rate characteristics. Such devices, systems and processes employ an interface which allows the user to access and manage messages on his or her user device and, furthermore, automatically to access and manage messages on remote devices via radio frequency link. Each EMI generating device is controlled by a controller that is configured to emulate at least partly a live cellular network.