发明名称 DISPLAY SYSTEM FOR CALL WAITING
摘要 PURPOSE:To enable a call connection to an originating subscriber in a short time after a mobile subscriber finishes a call, by displaying the dial number of the originating subscriber, the urgency of the call, etc., on a subscriber's terminal equipment engaged in a call when urgent incoming arrives at the moble subscriber in the call. CONSTITUTION:The dial number of an originating subscriber received via another channel while a mobile station is engaged and information on urgency are transmitted to terminal equipment part 26 by way of data line 27. Terminal equipment part 26 displays received dial number 30 on display part 29 as well as display 31 of the existence of incoming, thereby making it possible to make sure that the incoming is urgent from the dial number of display part 29. Then, the called subscriber, after finishing the call, depresses dial buttons 33 for originating to send the display number by an automatic dial originating function and control part 25 controls transmission part 23 to send a radio wave from antenna 18, making a connection to the originating subscriber.
申请公布号 JPS5620343(A) 申请公布日期 1981.02.25
申请号 JP19790097064 申请日期 1979.07.30
申请人 NIPPON TELEGRAPH & TELEPHONE;MATSUSHITA COMMUNICATION IND 发明人 KOMAGATA HITOSHI;YOSHIKAWA KENSHIYOU;HOSOKAWA SHINICHIROU;KOMURO TOSHIHIDE
分类号 H04B1/40;H04M1/57;H04M3/20;H04M3/42;H04Q7/20 主分类号 H04B1/40
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