Invention Application
US20070047117A1 Enhancement of NMR vertical resolution using walsh function based inversion
有权
使用基于沃尔什函数的反演来增强NMR垂直分辨率
- Patent Title: Enhancement of NMR vertical resolution using walsh function based inversion
- Patent Title (中): 使用基于沃尔什函数的反演来增强NMR垂直分辨率
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Application No.: US11212270Application Date: 2005-08-26
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Publication No.: US20070047117A1Publication Date: 2007-03-01
- Inventor: Ning Wang
- Applicant: Ning Wang
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Main IPC: G02B7/182
- IPC: G02B7/182
Abstract:
NMR data are acquired using a phase-alternation of the tipping pulse. Averaged properties are estimated over a window length. The averaged properties are inverted to undo the effects of the averaging. A matrix defined in terms of Walsh functions is used in the inversion.
Public/Granted literature
- US07336071B2 Enhancement of NMR vertical resolution using walsh function based inversion Public/Granted day:2008-02-26
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