Patent ID: 9621699
Date: 2017-04-11
CPC Classifications: H04M

Claim:
1. One or more non-transitory computer-readable media containing instructions written thereon that, in response to execution on a mobile client device, cause the mobile client device to: first provide a first audio signal at a first audio volume level to a user, the first audio volume level being selectable by the user; while the first audio signal is provided to the user at the first audio volume level, provide a second audio signal at a second audio volume level to the user, 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 the first and second audio signals are provided to the user, incrementally increase 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, wherein incrementally increase further comprises: