BroadcastReceiver myBroadcastReceiver = new MyBroadcastReceiver();
IntentFilter filter = new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION);
filter.addAction(Intent.ACTION_AIRPLANE_MODE_CHANGED);

// Registration
this.registerReceiver(myBroadcastReceiver, filter);

// Un-registration
unregisterReceiver(myBroadcastReceiver);
