US Patent 8175657 In-vehicle apparatus with handsfree function

When an in-vehicle handsfree apparatus establishes concurrent connection with a cellular phone via a Bluetooth interface device with respect to a phone book access profile (PBAP) for realizing a phone book data transfer as well as a handsfree profile (HFP) for realizing a handsfree phone call and a message access profile (MAP) for realizing a mail transfer, the in-vehicle apparatus is configured to start a connection process of PBAP without inserting the connection process of MAP, after the completing of the connection process of HFP.