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 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|