发明名称 CENTRALIZED SUPERVISORY SYSTEM FOR VOICE ASSIST SYSTEM AND CENTRALIZED SUPERVISORY METHOD FOR THE VOICE ASSIST SYSTEM
摘要 <P>PROBLEM TO BE SOLVED: To supervise operating states of a plurality of transmitters for transmitting signals of position information in real time in a voice assist system for providing position information in each public space such as traffic facilities and roads. <P>SOLUTION: When a centralized supervisory apparatus 3 connected to a transmitter 2 via a network N requests the transmitter 2 to make a state display, the apparatus 3 transmits a notice request signal to request the selected transmitter 2 to make a state notice, the notice request signal is outputted to a controller 21, a transmitter 23 outputs a voice signal to a receiver 25 according to the notice request signal, and the controller 21 transmits the state notice signal indicative of an operation state of the transmitter 2 depending on the presence of the voice signal confirmation signal from the receiver 25 to the centralized supervisory apparatus 3 via a communication unit 26 and the network N. <P>COPYRIGHT: (C)2003,JPO
申请公布号 JP2003244062(A) 申请公布日期 2003.08.29
申请号 JP20020039115 申请日期 2002.02.15
申请人 HITACHI KOKUSAI ELECTRIC INC 发明人 ITO YASUHIKO;YANASHIYU KATSUYA;HASHIDATE TAKESHI
分类号 G08G1/13;H04B7/26;H04W8/24;H04W24/06;H04W28/06;H04W88/02;H04W92/12 主分类号 G08G1/13
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