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Title: Real-time holographic surveillance system

Patent ·
OSTI ID:870096

A holographic surveillance system including means for generating electromagnetic waves; means for transmitting the electromagnetic waves toward a target at a plurality of predetermined positions in space; means for receiving and converting electromagnetic waves reflected from the target to electrical signals at a plurality of predetermined positions in space; means for processing the electrical signals to obtain signals corresponding to a holographic reconstruction of the target; and means for displaying the processed information to determine nature of the target. The means for processing the electrical signals includes means for converting analog signals to digital signals followed by a computer means to apply a backward wave algorithm.

Research Organization:
Battelle Memorial Institute, Columbus, OH (United States)
DOE Contract Number:
AC06-76RL01830
Assignee:
Battelle Memorial Institute (Richland, WA)
Patent Number(s):
US 5455590
OSTI ID:
870096
Country of Publication:
United States
Language:
English

References (1)

Reconstruction of Ultrasonic Images by Backward Propagation book January 1971