发明名称 Data transmission terminal, data communicating method and data communication system
摘要 In the case that a telephone communication line of a portable type wireless telephone terminal is formed between a data transmission terminal apparatus and a data acquisition apparatus with respect to a data communication counter party, the data transmission terminal apparatus sends out data as a dial signal via the wireless telephone terminal to the telephone communication line. As a result, the data is received in the form of the DTMF signal to the data acquisition apparatus. <IMAGE>
申请公布号 KR100687138(B1) 申请公布日期 2007.02.26
申请号 KR19990036521 申请日期 1999.08.31
申请人 发明人
分类号 H04L12/66;H04B7/26;H04W8/08;H04W8/14;H04W76/02 主分类号 H04L12/66
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