发明名称 METHOD FOR DETECTING CONNECTION STATE OF TELEPHONE LINE OF INTERNET TELEVISION
摘要 PURPOSE: A method for detecting a connection state of a telephone line of an internet television is provided to always recognize the connection state of the telephone line by user when a modem and a telephone line are not connected each other. CONSTITUTION: A method for detecting a connection state of a telephone line of an internet television includes three steps. The internet television is consisted of an internet module(30) comprising a transformation part transforming a transmitted information into an image or a voice, a modem(29) being connected to a telephone line and transform an information transmitted, an internet processing part(31) performing an internet connection according to a control of a control part(11) and a television module(10) comprising an amplification part A first step is to select an internet mode and call a telephone. A second step is of a low signal to be inputted from the modem to the control part to recognize cut of the modem and the telephone line. A third step is on the outside to display the cut of the modem and the telephone line.
申请公布号 KR20000021887(A) 申请公布日期 2000.04.25
申请号 KR19980041165 申请日期 1998.09.30
申请人 DAEWOO ELECTRONICS CO., LTD. 发明人 HONG, SEON HO
分类号 H04N7/14;(IPC1-7):H04N7/14 主分类号 H04N7/14
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