Detection spatial density gradients or vortex fields, around aircraft, involves determining density gradients in air by comparing two photographed images of background

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专利权人:

DEUTSCHES ZENTRUM FUER LUFT- UND RAUMFAHRT E.V.

发明人:

RAFFEL, MARKUS,HUGUES, RICHARD,MEIER, GERD E. A.

申请号：

DE20001010045

公开号：

DE10010045(A1)

申请日:

2000.03.02

申请国别(地区):

德国

年份:

2001

代理人:

摘要：

The method involves determining the density gradients in the air by comparing the two photographed images of a background. The two photographed images of the background are used as a distorted image and as a reference image alternately.

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中国工程科技知识中心

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