Measuring and testing – Instrument proving or calibrating – Apparatus for measuring by use of vibration or apparatus for...
Reexamination Certificate
2007-05-08
2007-05-08
Williams, Hezron (Department: 2856)
Measuring and testing
Instrument proving or calibrating
Apparatus for measuring by use of vibration or apparatus for...
C367S013000, C342S424000, C342S442000, C342S444000, C342S445000, C342S446000
Reexamination Certificate
active
11018881
ABSTRACT:
Method of arranging transducers, including non-coplanar interferometer antennas on the outer surface of an aircraft, to minimize phase ambiguities when determining the direction of arrival of a signal received by an array of the transducers and emitted by a source remote from the array.
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Hanson, J.E., “On Resolving Angle Ambiguities on n-Channel Interferometer Systems for Arbitrary Antenna Arrangements in a Plane,” Defense Technical Information Center, Oct. 1973, 152 pages, NTIS, U.S. Department of Commerce.
Miller Rose M.
Senniger Powers
The Boeing Company
Williams Hezron
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