发明名称 INFRARED SIGNAL TRANSMITTER
摘要 INFRARED SIGNAL TRANSMITTER An infrared signal transmitter which has a signal generator enclosed in a housing, and a transmitter head which is removably attached thereto. The transmitter head includes a plurality of infrared transmitting elements arrayed in selected patterns to provide multidirectional transmission of infrared signals to a waiting receiver. The transmitter head and housing are provided with mating plug-in connectors permitting the transmitting head to be easily changed to provide selected transmitting arrays or patterns. The transmitter has its own power supply to be selfcontained and portable.
申请公布号 CA2090766(A1) 申请公布日期 1994.08.24
申请号 CA19932090766 申请日期 1993.02.25
申请人 ASSISTIVE LISTENING DEVICE SYSTEMS INC. 发明人 LASZLO, CHARLES A.;GEYER, PAUL L.
分类号 H04B10/00;(IPC1-7):H04B10/04 主分类号 H04B10/00
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