发明名称 Antenna System, Access Control System for a Vehicle and Diagnosis Method
摘要 An antenna system (10, 11) with a plurality of individual antennae (14) in each case connected in a separate drive path (12), to which a common signal transmitter (16) is assigned, and with a triggering unit (22) provided for selective connecting of a drive path (12) selected in each case in the event of error particularly is to simply and reliably enable identification of a defective individual antenna. For this purpose and according to the invention each drive path (12) between signal transmitter (16) and respective individual antenna (14) is connected electrically via an assigned selecting isolation diode (32) to a common first reference point (34) provided for required tapping of a diagnosis potential.
申请公布号 US2008309566(A1) 申请公布日期 2008.12.18
申请号 US20060159874 申请日期 2006.12.22
申请人 CONTI TEMIC MICROELECTRONIC GMBH 发明人 RUSS ANDREAS
分类号 G01R29/08;G05B19/00 主分类号 G01R29/08
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