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U.S. Department of Energy
Office of Scientific and Technical Information

Acoustic imaging system

Patent ·
OSTI ID:863314

An acoustic imaging system for displaying an object viewed by a moving array of transducers as the array is pivoted about a fixed point within a given plane. A plurality of transducers are fixedly positioned and equally spaced within a laterally extending array and operatively directed to transmit and receive acoustic signals along substantially parallel transmission paths. The transducers are sequentially activated along the array to transmit and receive acoustic signals according to a preestablished sequence. Means are provided for generating output voltages for each reception of an acoustic signal, corresponding to the coordinate position of the object viewed as the array is pivoted. Receptions from each of the transducers are presented on the same display at coordinates corresponding to the actual position of the object viewed to form a plane view of the object scanned.

Research Organization:
Hanford Engineering Development Lab., Richland, WA (United States)
Sponsoring Organization:
US Energy Research and Development Administration (ERDA)
DOE Contract Number:
AT(45-1)-2170
Assignee:
United States of America as represented by United States Department of Energy (Washington, DC)
Patent Number(s):
4,145,680
Application Number:
05/843182
OSTI ID:
863314
Country of Publication:
United States
Language:
English