Patent ID: 8838183
Filing Date: 2014-09-16
Classification: H04M

Abstract:
1. In a mobile client device, a method of operation comprising: first providing, by the mobile client device, a first audio signal at a first audio volume level to a user, the first audio volume level being selectable by the user; determining by the mobile client device, the first audio volume level at which the first audio signal is being provided to the user by the mobile client device; while providing said first audio signal to the user at the first audio volume level, providing, by the mobile client device, to the user a second audio signal at a second audio volume level, the second audio volume level being variably controlled by the mobile client device based on said first audio volume level, the second audio volume level being non-intrusively lower than the first audio volume level initially; and while providing the first and second audio signals, incrementally increasing, by the mobile client device, the second audio volume level from the initial non-intrusive lower volume level to a discernable volume level higher than the first audio volume level, said incrementally increasing further comprising: