Invention Application
US20110007602A1 ACCURACY OF A COMPASS PROVIDED WITH A CARRIER STRUCTURE FOR USE IN SUBTERRANEAN SURVEYING
审中-公开
提供运输结构的指南针在亚太地区调查中的准确性
- Patent Title: ACCURACY OF A COMPASS PROVIDED WITH A CARRIER STRUCTURE FOR USE IN SUBTERRANEAN SURVEYING
- Patent Title (中): 提供运输结构的指南针在亚太地区调查中的准确性
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Application No.: US12500090Application Date: 2009-07-09
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Publication No.: US20110007602A1Publication Date: 2011-01-13
- Inventor: Kenneth E. Welker , Roger Ellingsen , Rune Toennessen
- Applicant: Kenneth E. Welker , Roger Ellingsen , Rune Toennessen
- Main IPC: G01V1/38
- IPC: G01V1/38 ; G01V1/16
Abstract:
Techniques or mechanisms are provided to improve accuracy in determining headings and/or shapes of carrier structures based on measurements made by one or more compasses that are attached to or provided with the carrier structures. The carrier structures are used to carry survey receivers that detect survey signals affected by a subterranean structure.
Information query
