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Title: Computing angle of arrival of radio signals

Patent ·
OSTI ID:1407707

Various technologies pertaining to computing angle of arrival of radio signals are described. A system that is configured for computing the angle of arrival of a radio signal includes a cylindrical sheath wrapped around a cylindrical object, where the cylindrical sheath acts as a ground plane. The system further includes a plurality of antennas that are positioned about an exterior surface of the cylindrical sheath, and receivers respectively coupled to the antennas. The receivers output measurements pertaining to the radio signal. A processing circuit receives the measurements and computes the angle of arrival of the radio signal based upon the measurements.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000
Assignee:
National Technology & Engineering Solutions of Sandia, LLC
Patent Number(s):
9,810,760
Application Number:
14/552,707
OSTI ID:
1407707
Resource Relation:
Patent File Date: 2014 Nov 25
Country of Publication:
United States
Language:
English

References (10)

Angle of arrival measuring technique patent May 1991
Method for determining an angle of arrival of a signal transmitted by a remote unit in a communication system patent July 1998
Monopulse system for target location patent July 2000
Low cost angle of arrival measurement system patent July 2001
Antenna array apparatus with conformal mounting structure patent June 2002
Determining the angle of arrival of a target signal received by an array of antenna elements patent October 2011
Estimating the angle of arrival of a signal received by an array of commutated antenna elements patent February 2012
Angle of arrival and/or range estimation within a wireless communication device patent May 2014
RF receiving and transmitting apparatuses having a microstrip-slot log-periodic antenna patent-application January 2008
A Novel Microstrip Patch Antenna Miniaturization Technique: A Meanderly Folded Shorted-Patch Antenna conference April 2008

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