发明名称 PERSONAL POST OFFICE BOX SYSTEM USING TELEPHONE LINE
摘要 A personal post office box system using a telephone line is disclosed. The system according to the present invention includes a post office box connected with a telephone line jack for receiving a certain telephone call, switchcontrolling a load in accordance with a signal inputted via the telephone line jack, storing a certain telephone number from a caller, recording a certain voice message by the caller and informing a message arrival to a subscriber, and a switching unit for switching an input power supplied to a plurality of loads in accordance with a control of the post office box, for thereby remotely controlling an ON/OFF operation of a switch with respect to a certain load via a telephone line, automatically answering a call from a certain caller, automatically informing a recorded message to a subscriber and performing a voice post office box service which is generally provided by a telephone service provider.
申请公布号 CA2302519(A1) 申请公布日期 2000.01.06
申请号 CA19992302519 申请日期 1999.06.30
申请人 PARK, HYUNG SIK 发明人 PARK, HYUNG SIK
分类号 H04M1/57;H04M1/65;H04M1/652;H04M1/658;(IPC1-7):H04M3/42;G08C19/00;H04M1/21 主分类号 H04M1/57
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