发明名称 CORDLESS TELEPHONE SYSTEM AND ITS SPEECH METHOD
摘要 PROBLEM TO BE SOLVED: To provide the cordless telephone system that is communicated with a slave set at the outside of a communication available area zone of a master set without provision of an exclusive repeater. SOLUTION: In the mutual relation between slave and master sets shown in Figure, a slave set 12 is placed at the outside of a zone of a communication available area 11a of a master set 11, a slave set 13 is placed within the communication available area 11a of the master set 11 and a communication available area 12a of the slave set 12, and the master set 11 and the slave set 12 are resident in a communication available area 13a of the slave set 13. In the mutual arrangement relation, the slave set 13 acts like a repeater between the master set 11 and the slave set 12 in addition to the function of the slave set and through the relay operation by the slave set 13, communication between the master set 11 and the slave set 12 at the outside of the zone of the communication available area 11a is connected.
申请公布号 JPH10336095(A) 申请公布日期 1998.12.18
申请号 JP19970138504 申请日期 1997.05.28
申请人 NEC IC MICROCOMPUT SYST LTD 发明人 NAKAO TAKESHI
分类号 H04M1/00;H04B7/26;H04W84/18 主分类号 H04M1/00
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