CPC H04N 21/4424 (2013.01) [H04N 21/43635 (2013.01)] | 24 Claims |
1. An apparatus to detect an operational state of a media device, the apparatus comprising:
at least one memory:
instructions in the apparatus; and
processor circuitry to execute the instructions to at least:
monitor for activity on a first bus of an (HDMI) port of the media device;
inject a message with a first address on the first bus in response to detection of no activity on the first bus for at least a threshold duration; and
detect the operational state of the media device based on whether a response to the message is received on the first bus.
|