发明授权
US07924210B2 System, method, and apparatus for remote measurement of terrestrial biomass
有权
用于远程测量陆生生物量的系统,方法和装置
- 专利标题: System, method, and apparatus for remote measurement of terrestrial biomass
- 专利标题(中): 用于远程测量陆生生物量的系统,方法和装置
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申请号: US11990505申请日: 2006-06-28
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公开(公告)号: US07924210B2公开(公告)日: 2011-04-12
- 发明人: Patrick W Johnson
- 申请人: Patrick W Johnson
- 申请人地址: US VA Fairfax
- 专利权人: Zimmerman Associates, Inc.
- 当前专利权人: Zimmerman Associates, Inc.
- 当前专利权人地址: US VA Fairfax
- 代理机构: Nixon & Vanderhye P.C.
- 国际申请: PCT/US2006/025270 WO 20060628
- 国际公布: WO2008/054348 WO 20080508
- 主分类号: G01S13/89
- IPC分类号: G01S13/89
摘要:
A system, method, and/or apparatus for remote measurement of terrestrial biomass contained in vegetative elements, such as large tree boles or trunks present in an area of interest, are provided. The method includes providing an airborne VHF radar system in combination with a LiDAR system, overflying the area of interest while directing energy toward the area of interest, using the VHF radar system to collect backscatter data from the trees as a function of incidence angle and frequency, and determining a magnitude of the biomass from the backscatter data and data from the laser radar system for each radar resolution cell. A biomass map is generated showing the magnitude of the biomass of the vegetative elements as a function of location on the map by using each resolution cell as a unique location thereon. In certain preferred embodiments, a single frequency is used with a linear array antenna.
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