Patent ID: 8564398

Claim:
A remote control device having a first mode of operation and a second mode of operation, the remote control device comprising: a mode detector configured to detect an input from a user placing the remote control in one of the first mode and the second mode; a signal transceiver configured, while the remote control is placed in the first mode, to transmit user commands to a content receiver over a wireless channel; a noise detection circuit in communication with the signal transceiver, the noise detector circuit being configured to detect and measure an amount of electromagnetic noise in the wireless channel, the noise detection circuit being further configured, when the remote control is placed in the second mode, to output the measured amount of noise; and a first output device in communication with the noise detection circuit, the first output device being configured, when the remote control is placed in the second mode, to receive the measured amount of noise from the noise detection circuit and to output information representing the received measured amount of noise, the first output device being further configured, while the remote control device is placed in the first mode, to output information representing a configuration of the remote control.