KEYPAD FOR TRANSMITTING NETWORK TELEPHONE SIGNAL AND MAKING CALL

摘要

PROBLEM TO BE SOLVED: To provide a keypad for transmitting a network telephone signal and making a call, by which a usage space on an office desk is reduced.;SOLUTION: The keypad includes a casing 2 with a control unit 3 and a connection port 20 arranged therein. The control unit 3 comprises therein a keyboard module 30 for processing a received key code signal; and a network telephone module 32 for processing the network telephone signal which is received by the keypad. The connection port 20 is connected to the control unit 3 and the signal is mutually transmitted between the keypad and an electronic device. A sound source receiver 22 and a sound source emitter 24 are arranged in the casing 2 and respectively connected to an encoder/decoder 26 in the casing 2. The encoder/decoder 26 is connected to the control unit 3 so as to accomplish the purpose of the call.;COPYRIGHT: (C)2006,JPO&NCIPI