发明名称 CORDLESS TELEPHONE
摘要 <p>A multichannel access cordless telephone has a base unit and a handset unit which, in a standby mode, each independently scan a plurality of communication channels to detect interference thereon and to record those channels on which interference is detected. Thereafter, in a talk mode of the cordless telephone, one of the base unit and the handset unit scans the communication channels other than the detected ones previously recorded to detect a vacant one of the communication channels and to establish communication between the handset unit and the base unit thereover.</p>
申请公布号 CA1272315(A) 申请公布日期 1990.07.31
申请号 CA19870541421 申请日期 1987.07.07
申请人 SONY CORPORATION 发明人 YAMAGATA, MASATO;TABE, KAZUSHI
分类号 H04Q7/28;H03J7/18;H04B1/40;H04B7/26;H04M1/00;H04M1/725;H04Q7/20;H04Q7/26;H04Q7/38;(IPC1-7):H04Q7/04 主分类号 H04Q7/28
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