An approach is provided that handles a power down signal received by a device. Other types of signals, such as suspend or save and sleep, may also be handled. A device, such as a parent device, sends a power down signal to another device, such as a child device. The power down signal is received by the...http://www.google.fr/patents/US7904737?utm_source=gb-gplus-shareBrevet US7904737 - Remote control save and sleep override
