发明名称 Ringing tone melody generating method for telecommunication terminal
摘要 The method involves allocating predetermined control signals to predetermined keys on a keypad of a telecommunications terminal. The signals each correspond to a respective tone property of an individual tone or multiple tone or a pause interval. The telecommunication terminal has a key field (70), a programmable control unit (40), at least one memory (50), a tone generator (60) and an internal electroacoustic convertor (100). When the programming mode of the terminal is activated a control signal train representing a desired call tone melody is input by actuation of the corresponding keys and is then stored. When a call is detected by the terminal, the stored signal train is translated into the desired tune and is output via an electroacoustic convertor.
申请公布号 DE19623097(A1) 申请公布日期 1997.12.11
申请号 DE19961023097 申请日期 1996.06.10
申请人 DEUTSCHE TELEKOM AG, 53113 BONN, DE 发明人 HOLDERRIED, HARRY, 64367 MUEHLTAL, DE
分类号 H04M19/04;(IPC1-7):H04M1/00;H04M1/21 主分类号 H04M19/04
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