Apparatus and method for imaging objects with wavefields
First Claim
Patent Images
1. A transmission wave field imaging method, comprising:
- transmitting an incident wave field into an object, the incident wave field propagating into the object and, at least, partially scattering;
measuring a wave field transmitted, at least in part, through the object to obtain a measured wave field, the measured wave field being defined, in part, by the incident wave field and the object; and
processing the measured wave field utilizing a parabolic approximation reconstruction algorithm to generate an image data set representing at least one image of the object.
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Abstract
A transmission wave field imaging method, comprising the transmission of an incident wave field into an object, the incident wave field propagating into the object and, at least, partially scattering. Also includes the measuring of a wave field transmitted, at least in part, through an object to obtain a measured wave field, the measured wave field based, in part, on the incident wave field and the object. Additionally, the processing of the measured wave field utilizing a parabolic approximation reconstruction algorithm to generate an image data set representing at least one image of the object.
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Citations
33 Claims
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1. A transmission wave field imaging method, comprising:
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transmitting an incident wave field into an object, the incident wave field propagating into the object and, at least, partially scattering;
measuring a wave field transmitted, at least in part, through the object to obtain a measured wave field, the measured wave field being defined, in part, by the incident wave field and the object; and
processing the measured wave field utilizing a parabolic approximation reconstruction algorithm to generate an image data set representing at least one image of the object. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. A transmission wave field imaging device, comprising:
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a transmitter for transmitting an incident wave field into an object, the incident wave field propagating into the object and, at least, partially scattering;
a receiver measuring a total wave field transmitted, at least in part, through the object to obtain a measured wave field, the measured wave field being defined, in part, by the incident wave field and the object; and
a processing module processing the measured wave field utilizing a parabolic approximation reconstruction algorithm to generate an image data set representing at least one image of the object. - View Dependent Claims (19, 20, 21, 22, 23, 24)
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25. A transmission wave field imaging system, comprising:
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a transmitter for transmitting an incident wave field into an object, the incident wave field propagating into the object and, at least, partially scattering;
a receiver measuring a total wave field transmitted, at least in part, through the object to obtain a measured wave field, the measured wave field being defined, in part, by the incident wave field, a scattering potential and the object, the measured wave field including at least one of speed of sound information and attenuation information characterizing the object;
a processing module for processing, on-site and in real-time, the measured wave field utilizing a parabolic approximation reconstruction algorithm to generate an image data set representing at least one image of the object, the image comprising pixel values based on at least one of the speed of sound information and the attenuation information characterizing the object; and
.a display for displaying, on-site and in real-time, the image containing at least one of the speed of sound information and the attenuation information of the object. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32, 33)
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Specification