Patent ID: 8848020

Claim:
A method of controlling a user interface to display participants of a call based on speech activity in the call, the method comprising: monitoring the speech activity of the participants in the call; determining, during a time interval, whether a participant is active or inactive in the call based on the speech activity of the participants over a minimum time period of the call; in response to determining that the participant is active, displaying the participant in a first area of the user interface; in response to determining that the participant is inactive, displaying the participant in a second area of the user interface, the first area of the user interface being larger than the second area of the user interface; controlling the user interface with a manual override to display the participants in the first area or second area of the user interface regardless of speech activity; and terminating the manual override in response to receiving selection of a play button displayed to one side of the second area in the user interface.