发明名称 |
BURIED STRUCTURE EXPLORATION SYSTEM |
摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a buried structure exploration system for accurately detecting a position (distance, direction and the like) up to a buried structure buried underground. <P>SOLUTION: The buried structure exploration system is provided with one or a plurality of transmission antennas for transmitting an electromagnetic wave, and a plurality of receiving antennas having mutually different steering angles and for receiving a reflective electromagnetic wave reflected from the buried structure respectively on the edge of a preceding body of a propulsion device excavating and propelling underground. <P>COPYRIGHT: (C)2004,JPO&NCIPI</p> |
申请公布号 |
JP2004212324(A) |
申请公布日期 |
2004.07.29 |
申请号 |
JP20030002019 |
申请日期 |
2003.01.08 |
申请人 |
NIPPON TELEGR & TELEPH CORP <NTT>;AIREC ENGINEERING CORP |
发明人 |
AWATA TERUHISA;HINO HIDENORI;ARIOKA RYOSUKE |
分类号 |
G01V3/12;G01S13/88;(IPC1-7):G01V3/12 |
主分类号 |
G01V3/12 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|