Article | REF: RAD6714 V1

Introduction to Active Sonar Detection. Basic Notions

Author: Denis PILLON

Publication date: November 10, 2017

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5. Reflective index (TS)

5.1 Definition and measurement of TS

The reflection (or target) index is the ratio between the sound intensity reflected by the obstacle I r at 1 m, and the incident intensity of the wave I i in free field at the location of the obstacle, i.e. in decibels:

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Reflective index (TS)