Patent ID: 7567549
Filing Date: 2009-07-28
Classification: H04L,H04M

Abstract:
1. A computer telephony interface adapter (CTIA) for interfacing a computing device, a telephone, and a telephone network, comprising: (a) a telephone network interface for communicating with the telephone network according to a telephone network protocol, wherein the telephone network protocol comprises one of a public switched telephone network (PSTN) protocol and a private branch exchange protocol; (b) a telephone interface for communicating with the telephone; (c) a computer interface for communicating with the computing device according to a data communication protocol, wherein the computing device is connected to a data network; (d) a controller in communication with the telephone network interface and with the computer interface, said controller converting between the telephone network protocol and the data communication protocol; and (e) a switch that selectively couples the telephone in communication with the telephone network and the computing device at the same time to enable: