ESTIMATION OF VARIANCES FOR RADIO DIRECTION FINDING EQUIPMENT
Abstract
THE PROBLEM IN THE USE OF RADIO DIRECTION FINDING TECHNIQUES OF ESTIMATING THE VARIANCES OF THE READINGS OBTAINED FROM THE DIFFERENT RECEIVERS IS INVESTIGATED. THESE VARIANCES ARE USED TO PERFORM A LEAST SQUARES ESTIMATE FOR THE MOST PROBABLE POINT FOR THE TRANSMITTER. ONE MAY NOT KNOW THE TRUE POSITION OF ANY TRANSMITTER AND, THEREFORE, CANNOT OBTAIN AN ESTIMATE OF THE VARIANCE OF A SINGLE RECEIVER. BY TAKING SEVERAL RECEIVERS AN ESTIMATE IS MADE OF THE TRANSMITTER POSITION AND USING THIS INFORMATION, AN ESTIMATE IS MADE OF THE ACCURACY OF THE VARIOUS RECEIVERS. A SPECIFIC MODEL WAS DESCRIBED WHICH WAS SIMULATED ON A HIGH-SPEED COMPUTER. THE THEORY, COMPUTATIONS TO BE PERFORMED, AND RESULTS ARE DESCRIBED. THE METHOD IS ABLE TO DISTINGUISH BETWEEN GOOD AND POOR RECEIVERS AND IN MANY CASES GIVES EXCELLENT APPROXIMATIONS TO THE VARIANCES
Document Details
- Document Type
- Technical Report
- Publication Date
- Nov 01, 1962
- Accession Number
- AD0289663
Entities
People
- W.e. Smith
Organizations
- University of California, Los Angeles