Patent ID: 8761352
Filing Date: 2014-06-24
Classification: G10L,H04M,H04N

Abstract:
1. A method of providing conference calls, the method performed in a conference call system and comprising: receiving global contact information for a plurality of contacts stored in a global phone book of a server associated with an organization; updating a contact database of the conference call system based on the global contact information; receiving, via a wireless network, local contact information for a plurality of contacts stored in a local phone book of a user equipment associated with a caller; updating the contact database of the conference call system based on the local contact information; registering the caller with an interactive voice response system of the conference call system; receiving a first spoken request from the caller at the interactive voice response system, preceded by receiving a first dual-tone command from the caller at the interactive voice response system; accessing the contact database with contact information and retrieving a phone number responsive to the spoken request; calling the retrieved phone number; establishing contact between the caller and a person associated with the retrieved phone number, and establishing a video conference call or a voice conference call responsive to the first spoken request from the caller; and switching between the video conference call and the voice conference call responsive to a second dual-tone command from the caller or a second spoken request from the caller.