FACE-TO-FACE CONVERSATION SYSTEM

专利名称：FACE-TO-FACE CONVERSATION SYSTEM发明人：HARAMURA, YOSHIAKI,TANIMOTO,

TAKAMICHI,BANNO, KUNIYUKI,TANAKA,FUTOSHI

申请号：EP04799447申请日：20041101公开号：EP1808850A4公开日：20130501

摘要：An object is to provide a face-to-face communication apparatus in which, thesafety in the inside of the chamber is ensured with a simple structure without drillingholes in the partitioning wall; there is no obstacle against viewing between the inside andthe outside of the chamber; and communication or work can be carried out well betweenthe persons in the inside and on the outside of the chamber without giving a sense ofincompatibility to the person on the outside of the chamber due to the source of thevoice of the person in the inside. Disclosed herein is a face-to-face communicationapparatus that performs communication face to face via a transparent or semi-transparent wall that partitions between the inside and the outside of a chamber, saidface-to-face communication apparatus being provided with a speaker that outputs voicesfrom the inside of the chamber and a microphone that collects voices from the outside ofthe chamber, characterized in that said speaker outputs to the outside of the chamber viaan acoustic pipe from an opening thereof. Preferably, microphones having differentpolarities are respectively incorporated onto both sides of the speaker output openingof said acoustic pipe.

申请人：NIHON DENON KABUSHIKI KAISHA,AIPHONE CO., LTD.

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