A telecommunication intelligent card, comprising: - a control unit and a transmission unit, - wherein the control unit is configured for controlling the transmission unit to perform interactive communication with an external non-contact card, and processing signaling data from the transmission unit; and - wherein the transmission unit is configured for performing interactive communication with the external non-contact card, and transmitting the signaling data received from the external non-contact card to the control unit; characterized in that the transmission unit comprises: - an encoding and decoding unit connected with an antenna interface unit, wherein the encoding and decoding unit is configured for encoding signaling data sent to the external non-contact card, sending the encoded signaling data to the antenna interface unit, decoding the signaling data received from the antenna interface unit, and sending the decoded signaling data to the control unit; - the antenna interface unit is configured for connecting the encoding and decoding unit with an external antenna outside the telecommunication intelligent card, sending the encoded signaling data to the external antenna to be transmitted to the external non-contact card, and sending the signaling data received from the external antenna to the encoding and decoding unit; and in that the antenna interface unit consists of output contacts of the telecommunication intelligent card. - a control unit and a transmission unit, - wherein the control unit is configured for controlling the transmission unit to perform interactive communication with an external non-contact card, and processing signaling data from the transmission unit; and - wherein the transmission unit is configured for performing interactive communication with the external non-contact card, and transmitting the signaling data received from the external non-contact card to the control unit; characterized in that the transmission unit comprises: - an encoding and decoding unit connected with an antenna interface unit, wherein the encoding and decoding unit is configured for encoding signaling data sent to the external non-contact card, sending the encoded signaling data to the antenna interface unit, decoding the signaling data received from the antenna interface unit, and sending the decoded signaling data to the control unit; - the antenna interface unit is configured for connecting the encoding and decoding unit with an external antenna outside the telecommunication intelligent card, sending the encoded signaling data to the external antenna to be transmitted to the external non-contact card, and sending the signaling data received from the external antenna to the encoding and decoding unit; and in that the antenna interface unit consists of output contacts of the telecommunication intelligent card. - an encoding and decoding unit connected with an antenna interface unit, wherein the encoding and decoding unit is configured for encoding signaling data sent to the external non-contact card, sending the encoded signaling data to the antenna interface unit, decoding the signaling data received from the antenna interface unit, and sending the decoded signaling data to the control unit; - the antenna interface unit is configured for connecting the encoding and decoding unit with an external antenna outside the telecommunication intelligent card, sending the encoded signaling data to the external antenna to be transmitted to the external non-contact card, and sending the signaling data received from the external antenna to the encoding and decoding unit;