Abstract: A medical image processing apparatus includes a weight applier configured to, when a difference between a first imaginary component of a first frame image and a second imaginary component of a second frame image, the second frame image being adjacent to the first frame image, is less than or equal to a first threshold value, apply a first weight to the second imaginary component to increase the difference; and an image generator configured to generate a movement-amplified image based on the first frame image and the second frame image to which the first weight is applied so that a movement of interest corresponding to the increased difference is amplified.

Abstract: Disclosed herein are an ultrasonic imaging apparatus and an image display method thereof. The ultrasonic imaging apparatus includes an ultrasonic probe configured to transmit ultrasonic signals toward an object and to receive ultrasonic signals reflected by the object, a beamformer configured to perform beamforming based on the ultrasonic signals received by the ultrasonic probe, and an image processor configured to generate an ultrasonic image of an examined region within the object based on the beamforming, to extract characteristic information which relates to the examined region from the generated ultrasonic image, and to judge whether or not the examined region coincides with a target region based on the extracted characteristic information, thus facilitating a determination as to with which region within the object the examined region corresponds based on various pieces of the characteristic information of the examined region extracted via analysis of the ultrasonic image.

Abstract: An ultrasound imaging apparatus and a method of controlling the same are provided. The ultrasound imaging apparatus includes an ultrasound contrast agent (UCA) sensor configured to determine whether an UCA flows in an object based on an echo signal that is reflected by the object in a mechanical index environment. The ultrasound imaging apparatus further includes a controller configured to obtain at least one among an UCA image and a tissue image of the object in another mechanical index environment lower than the mechanical index environment in response to the UCA sensor determining that the UCA flows in the object.

Abstract: An ultrasound based measurement method includes obtaining an element of synthetic data corresponding to a focusing point in a region adjacent to a reflector by applying a synthetic focusing method to received data corresponding to an actual focusing point; and generating an image of the reflector based on the element of the synthetic data.

Abstract: Disclosed herein is an ultrasonic imaging apparatus including: an ultrasonic probe configured to receive ultrasonic waves reflected from an object, and to convert the ultrasonic waves into electrical signals; a beamformer configured to perform beamforming on the electrical signals to thereby generate resultant signals, and to output the resultant signals; an image restorer configured to estimate a first Point Spread Function (PSF) based on an ultrasound image corresponding to the outputted signals, to determine a situational variable of the ultrasound image using the first PSF, to estimate a second PSF based on the situational variable of the ultrasound image, and to generate a restored image for the ultrasound image using the second PSF; and an image filter configured to filter the restored image based on the situational variable of the ultrasound image, and to output the filtered image.

Abstract: Disclosed herein are an ultrasonic imaging apparatus for enhancing target therapy, and a control method thereof. The ultrasonic imaging apparatus includes: an inputter configured to receive a command for setting, in a first ultrasound image, a target area of an object to which target therapy is to be applied, the first ultrasound image showing a lesion to which ultrasound contrast agents including therapeutic agents have been bound within the object; and an image processor configured to compare the first ultrasound image to a second ultrasound image acquired after ultrasonic waves have been irradiated to a target part corresponding to the target area, and to detect at least one of an area into which the therapeutic agents have been delivered and an amount of the therapeutic agents delivered into the area.

Abstract: A color filter array may include a plurality of pixels and control a pass wavelength band of the plurality of pixels using a dichroic filter that passes light of a specific wavelength range and blocks the rest of wavelengths. The pass wavelength band of the plurality of pixels may be adjusted according to a plurality of thicknesses of the dichroic filter. The dichroic filter may be formed by repeatedly forming a layer of titanium dioxide (TiO2) and a layer of silicon dioxide (SiO2).

Abstract: The present invention relates to an apparatus and method of correcting a chromatic aberration of an image, and in particular, to an apparatus and method of correcting a chromatic aberration of an image that can correct a general chromatic aberration of an edge or an extreme chromatic aberration, such as a purple fringe, in an image. An apparatus for correcting a chromatic aberration of an image according to an embodiment of the present invention includes an edge detection unit detecting an edge of an input image, a level calculation unit calculating a chromatic aberration level of the detected edge, and a correction unit correcting the edge using different weighted values according to the calculated chromatic aberration level.

Abstract: An apparatus for capturing an image of a scene including an image capturing unit and a data processing unit. The image capturing unit may generate light field data and may include a first optical having at least two portions with at least two different fields of view, a sensing unit having a plurality of photosensors, and a second optical unit interposed between the first optical unit and the sensing unit. The data processing unit may perform at least one of change of view of the image and refocusing the generated light field data. The sensing unit may be configured to obtain an image with at least two magnifications corresponding to regions of the scene.

Abstract: Disclosed herein are an ultrasonic imaging apparatus which is capable of accurately and quickly estimating a Point Spread Function (PSF) is usable for restoring ultrasonic images, and a control method which is executable by the ultrasonic imaging apparatus. The ultrasonic imaging apparatus includes: a probe; a receive beamformer configured to beamform an ultrasonic signal and to output the beamformed ultrasonic signal; a Point Spread Function (PSF) database configured to store a PSF which is acquired based on a situational variable, and a phase parameter which is determined based on the situational variable, for the beamformed ultrasonic signal; and an image generator configured to select the PSF and the phase parameter from the PSF database based on the beamformed ultrasonic signal, and to perform deconvolution using an estimated PSF based on the selected PSF and the selected phase parameter in order to generate an image.

Abstract: An image processing module includes an input unit, a weight operator, and a synthesizer. The input unit is configured to receive a plurality of input signals of a plurality of channels. The weight operator is configured to calculate at least one weight to be applied to each channel based on at least one converted signal. The at least one converted signal is acquired by converting at least one input signal among the plurality of input signals of each channel, or by converting a synthesized input signal of the plurality of input signals of each channel. The synthesizer is configured to synthesize the plurality of input signals of the plurality of channels using the weight.

Abstract: Disclosed herein is a beamformer that performs beamforming, including a weight computation processor configured to compute a covariance of a conversion signal which is obtainable by converting an input signal using at least one conversion function, approximate the computed covariance to a Toeplitz matrix form, and compute a conversion signal weight that is a weight for the conversion signal based on the approximation result, and a synthesizer configured to generate an output signal using the conversion signal weight computed by the weight computation processor.

Abstract: Disclosed herein are an image processor, an ultrasonic imaging device, and an image processing method. The image processor includes a signal input unit configured to receive an input signal on a channel, a weighting coefficient database configured to store a weighting coefficient wherein the weighting coefficient is part of a weighting coefficient subgroup, and a processor configured to select the weighting coefficient subgroup from the weighting coefficient database, and convert the input signal by selecting and using the weighting coefficient from the weighting coefficient subgroup.

Abstract: An image processing apparatus and image processing method capable of providing a high-resolution image for a desired position by use of light field data are provided. The image processing apparatus may determine a position of a portion of light field data among light field data corresponding to a scene, according to a desired focusing position, generate a refocusing first image by use of the position determined portion of light field data, generate a high-resolution image having a predetermined setting ratio relative to the refocusing first image, determine a ratio for local synthesis between the high-resolution image and an enlarged image of the refocusing first image by use of a similarity with respect to the position determined portion of light field data, and generate a synthesized image by synthesizing the high-resolution image and the enlarged image of the refocusing first image according to the local synthesis ratio.

Abstract: Disclosed herein are an ultrasonic imaging apparatus and an image display method thereof. The ultrasonic imaging apparatus includes an ultrasonic probe configured to transmit ultrasonic signals toward an object and to receive ultrasonic signals reflected by the object, a beamformer configured to perform beamforming based on the ultrasonic signals received by the ultrasonic probe, and an image processor configured to generate an ultrasonic image of an examined region within the object based on the beamforming, to extract characteristic information which relates to the examined region from the generated ultrasonic image, and to judge whether or not the examined region coincides with a target region based on the extracted characteristic information, thus facilitating a determination as to with which region within the object the examined region corresponds based on various pieces of the characteristic information of the examined region extracted via analysis of the ultrasonic image.

Abstract: An image processing unit includes an input unit configured to receive image data of at least one image, a plurality of filters configured to filter the image data to generate a plurality of filtered images, and an image generator configured to compare the plurality of filtered images in a comparison to select at least one pixel from the plurality of filtered images according to results of the comparison.

Abstract: An ultrasonic probe includes a multi-dimensionally arrayed transducer, a matching layer, and a backing layer. The transducer includes element groups having different focal distances and simultaneously transmitting ultrasonic signals toward an object. According to the ultrasonic imaging apparatus using the multi-dimensionally arrayed transducer, a multi-focus transmission is performed. Thus, the multi-focus ultrasonic image may be acquired within a short period of time, thereby increasing frame rates, and a high-quality image in which all areas are focused may be quickly acquired.

Abstract: The present invention relates to an apparatus and method of correcting a chromatic aberration of an image, and in particular, to an apparatus and method of correcting a chromatic aberration of an image that can correct a general chromatic aberration of an edge or an extreme chromatic aberration, such as a purple fringe, in an image. An apparatus for correcting a chromatic aberration of an image according to an embodiment of the present invention includes an edge detection unit detecting an edge of an input image, a level calculation unit calculating a chromatic aberration level of the detected edge, and a correction unit correcting the edge using different weighted values according to the calculated chromatic aberration level.

Abstract: A method of processing an image, including estimating a point spread function (PSF) of an acquired image, and performing image restoration on the acquired image using the estimated PSF based on a generalized Gaussian model using inverse filter frequency domain so as to perform image restoration at high speed and to prevent a halo effect. The method provides high speed processing while preventing a halo effect. The apparatus includes an ultrasonic imaging apparatus including: an ultrasonic probe to irradiate an object with ultrasonic waves and to receive ultrasonic echo waves reflected from the object; a beamformer configured to perform beam forming based on the ultrasonic echo waves received by the ultrasonic probe; an image restorer configured to restore the image beam formed by the beamformer based on a generalized Gaussian model; and an postprocessor configured to suppress noise and aliasing which are produced in the process of restoring the image.

Abstract: A beamforming module includes a conversion unit configured to convert an input signal to generate a converted signal using at least one conversion function, a weight calculator configured to calculate a converted signal weight as a weight for the converted signal, and a synthesizer configured to generate a result signal using the converted signal and the converted signal weight.