Accession Number:

ADA010144

Title:

The Effects of Using Unphased Subarray Sums in LASA Beams on the Detection Performance of the Array

Descriptive Note:

Technical rept.

Corporate Author:

TELEDYNE GEOTECH ALEXANDRIA VA SEISMIC DATA ANALYSIS CENTER

Personal Author(s):

• Chiburis, E. F.
• Ahner, R. O.
• Chang, A. C.

Report Date:

1974-11-25

Pagination or Media Count:

50.0

Abstract:

The objective of the study is to determine the effects of using unphased subarray sums on the detection and discrimination performance of the Large Aperture Seismic Array LASA in Montana and to make preliminary recommendations of the number of sensors to use to form the unphased sums.

Descriptors:

• *SEISMIC ARRAYS
• *SEISMIC DETECTION
• *UNDERGROUND EXPLOSIONS
• BEAM FORMING
• EARTHQUAKES
• MATHEMATICAL ANALYSIS
• MONTANA
• NOISE REDUCTION
• NUCLEAR EXPLOSIONS
• PERFORMANCE(ENGINEERING)
• SEISMOLOGICAL STATIONS
• SIGNAL TO NOISE RATIO

Subject Categories:

• Seismology
• Seismic Detection and Detectors

Distribution Statement:

APPROVED FOR PUBLIC RELEASE