发明名称 RECEPTION ELECTRIC FIELD MEASURING SYSTEM
摘要 PROBLEM TO BE SOLVED: To provide a reception electric field measuring system for measuring test radio waves transmitted from a plurality of wireless stations without arranging operators in the wireless stations. SOLUTION: The system is provided with a plurality of wireless stations 1a-1n which are connected through a wired line 2 and have respective identification numbers, and a measuring apparatus 5 which selects a desired wireless station among the wireless stations, transmits a transmission signal including a control command for instructing the transmission of the identification number of the selected station and the test radio wave by wireless and measures the test radio wave transmitted from the wireless station. Upon receiving the transmitted radio wave and recognizing that the identification number is the identification number of the self station, the wireless station transmits a response command for showing that the signal is received and the test radio wave to the measuring apparatus by wireless.
申请公布号 JP2002064443(A) 申请公布日期 2002.02.28
申请号 JP20000250022 申请日期 2000.08.21
申请人 MATSUSHITA ELECTRIC IND CO LTD;EAST JAPAN RAILWAY CO 发明人 KOBAYASHI JUN;HOSOKAWA SEIJI;TODA HITOSHI;KUDO TSUKASA;SUMINO JUNICHI
分类号 H04B17/00;H04B7/26;H04L12/28 主分类号 H04B17/00
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