发明名称 Apparatus and method for providing service for TTY and voice transmission
摘要 An apparatus and method communicate TTY calls by detecting a TTY call, determining that a digital display on a first telecommunication terminal is to be used to display TTY information of the call from a second telecommunication terminal and that audio information will be transmitted to the second telecommunication terminal, converting the TTY information from the second telecommunication terminal to digital display information, transmitting the digital display information to the first telecommunication terminal, and muting an incoming call audio path from the second telecommunication terminal to the first telecommunication terminal.
申请公布号 US7099440(B2) 申请公布日期 2006.08.29
申请号 US20030671925 申请日期 2003.09.24
申请人 AVAYA TECHNOLOGY CORP. 发明人 MICHAELIS PAUL ROLLER
分类号 H04M11/00;H04M3/42;H04M7/00;H04Q3/00 主分类号 H04M11/00
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