发明名称 TELEPHONE SYSTEM
摘要 <P>PROBLEM TO BE SOLVED: To prevent the confusion caused by placing a wireless slave unit on another master unit. <P>SOLUTION: If a wireless slave 40B which is not set up for a master unit 30A is placed on the master unit 30A, the control unit 15 of a main device 10 judges the wireless slave unit 40B is wrongly placed on the master unit 30A. The error tone indicating miss-placement is emitted from a voice processor of the master unit 30A and the voice processor of the wireless slave unit 40B through a master unit 30B. <P>COPYRIGHT: (C)2005,JPO&NCIPI
申请公布号 JP2005027157(A) 申请公布日期 2005.01.27
申请号 JP20030191986 申请日期 2003.07.04
申请人 SAXA INC 发明人 ONOZUKA KATSUHIKO;SUMIYA NAOZUMI
分类号 H04M1/72;H04Q3/58;H04W24/04 主分类号 H04M1/72
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