JP2004301610A5 - - Google Patents
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- JP2004301610A5 JP2004301610A5 JP2003093956A JP2003093956A JP2004301610A5 JP 2004301610 A5 JP2004301610 A5 JP 2004301610A5 JP 2003093956 A JP2003093956 A JP 2003093956A JP 2003093956 A JP2003093956 A JP 2003093956A JP 2004301610 A5 JP2004301610 A5 JP 2004301610A5
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003093956A JP4156960B2 (en) | 2003-03-31 | 2003-03-31 | Underground cavity detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003093956A JP4156960B2 (en) | 2003-03-31 | 2003-03-31 | Underground cavity detector |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004301610A JP2004301610A (en) | 2004-10-28 |
| JP2004301610A5 true JP2004301610A5 (en) | 2006-04-13 |
| JP4156960B2 JP4156960B2 (en) | 2008-09-24 |
Family
ID=33406629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003093956A Expired - Fee Related JP4156960B2 (en) | 2003-03-31 | 2003-03-31 | Underground cavity detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4156960B2 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009270970A (en) * | 2008-05-08 | 2009-11-19 | Doro Hozen Gijutsu Center | Method for exploring cavity below road surface |
| JP5701109B2 (en) * | 2011-03-08 | 2015-04-15 | ジオ・サーチ株式会社 | Evaluation method of pavement soundness |
| CN102662195B (en) * | 2012-05-18 | 2014-11-26 | 北京国电经纬工程技术有限公司 | Underground cavity detection system |
| JP2014098598A (en) * | 2012-11-13 | 2014-05-29 | Geo Search Co Ltd | Monitoring method under object surface |
| JP6529004B2 (en) * | 2014-05-28 | 2019-06-12 | ジオ・サーチ株式会社 | Tiered Hazard Level Display System |
| KR101962946B1 (en) * | 2017-08-31 | 2019-03-27 | 한국도로공사 | Evaluation device for the cavum under the pavement of a road and method thereof |
| JP7030496B2 (en) * | 2017-12-04 | 2022-03-07 | 三菱電機株式会社 | Underground cavity detection device and underground cavity detection method |
| CN108806197A (en) * | 2018-06-28 | 2018-11-13 | 广东安元矿业勘察设计有限公司 | A kind of new method of big rank earthquake monitoring and forecasting |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04194693A (en) * | 1990-11-28 | 1992-07-14 | Mitsui Eng & Shipbuild Co Ltd | Radar system for detecting cavity under road |
| JPH0587945A (en) * | 1991-09-27 | 1993-04-09 | Doro Hozen Gijutsu Center | Cavity inspection method for paved road |
| JPH09133642A (en) * | 1995-11-13 | 1997-05-20 | Taisei Rotetsuku Kk | Method for detecting cavity in asphalt mixture layer |
| JPH09211121A (en) * | 1996-02-02 | 1997-08-15 | Osaka Gas Co Ltd | Searching method and device |
| JP3658643B2 (en) * | 1996-04-26 | 2005-06-08 | 国立大学法人 東京大学 | Nondestructive inspection method using radar image processing system |
| JP3236532B2 (en) * | 1997-06-16 | 2001-12-10 | 大阪瓦斯株式会社 | Region extraction method and exploration device |
| JP3409001B2 (en) * | 1998-11-24 | 2003-05-19 | 大阪瓦斯株式会社 | 3D voxel data display method and apparatus |
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2003
- 2003-03-31 JP JP2003093956A patent/JP4156960B2/en not_active Expired - Fee Related