发明名称 |
COIN/CARD OPERATED PUBLIC TELEPHONE AND ITS CONTROLLING METHOD |
摘要 |
A coin/credit operated public telephone is capable of making local, toll, and international calls using coins, credit card, or IC card and also of making a voice announcement regarding its operation method to the caller through a handset (1). Moreover, it provides graphic/character information through the LCD (10) and can transmit fault status that has been detected as a result of a highly reliable self-diagnosis carried out by receiving control signals from a remotely located central management system. |
申请公布号 |
WO9400947(A1) |
申请公布日期 |
1994.01.06 |
申请号 |
WO1993KR00051 |
申请日期 |
1993.06.18 |
申请人 |
KOREA TELECOMMUNICATION AUTHORITY |
发明人 |
KIM, EUN, HO;JIN, BYUNG, WOOK;JOO, WOON, YONG;YOON, JEONG, NAM |
分类号 |
H04M17/00;H04M3/24;H04M17/02 |
主分类号 |
H04M17/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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