发明名称 Method and apparatus for sharing speakerphone processor among multiple users
摘要 A communication system includes a number of terminals which communicate through a centralized switch of the system and a lesser number of speech processing circuits which are located remotely from the terminals and which allow full-duplex speakerphone capability to be available to each of the terminals of the system on a shared basis.
申请公布号 US5263083(A) 申请公布日期 1993.11.16
申请号 US19900624830 申请日期 1990.12.10
申请人 ROLM COMPANY 发明人 RUST, TRACY;FORD, GORDON;ARLEDGE, CATHY;WILSON, TIM;ARBEL, YGAL;KOUNNAS, MIKE
分类号 H04M9/08;(IPC1-7):H04M1/00;H04B3/20;H04L5/16;H04M3/00 主分类号 H04M9/08
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