Patent application number | Description | Published |
20080221450 | ULTRASOUND SYSTEM AND METHOD OF FORMING ULTRASOUND IMAGES - The present invention is directed to an ultrasound system capable of providing a plurality of M-mode images corresponding to M-mode lines without moving a probe. A volume data forming and reconstructing unit of the present invention forms volume data based on the ultrasound echo signals, the volume data forming and reconstructing unit being configured to determine a beat period of the moving object and reconstruct the volume data based on the beat period. A processor forms at least one reference image based on the reconstructed volume data and one or more M-mode images corresponding to one or more M-mode lines set on the reference image and a display unit displays the reference image, the M-mode lines and the M-mode images. | 09-11-2008 |
20080228078 | ULTRASOUND DIAGNOSTIC SYSTEM AND METHOD FOR DISPLAYING A DOPPLER SPECTRUM IMAGE - The present invention is directed to an ultrasound diagnostic system for displaying an enhanced Doppler spectrum image. The ultrasound diagnostic system includes: a period setting unit operable to set a period for computing spectral Doppler components from ultrasound data obtained by transmitting/receiving ultrasound signals to/from a target object; a Doppler spectrum data acquiring unit operable to compute the spectral Doppler components at the set period from the ultrasound data for acquiring Doppler spectrum data; a storage unit operable to store the acquired Doppler spectrum data; a user input unit operable to receive sweep speed information from a user for selecting a sweep speed; a data adjusting unit operable to compare the set period with the selected sweep speed and adjust the Doppler spectrum data based on the comparison result; and a display unit operable to display a Doppler spectrum image based on the adjusted Doppler spectrum data. | 09-18-2008 |
20090134155 | VENT GRILLE OF MICROWAVE OVEN - A vent grille is provided. The vent grille is disposed on a front side of a microwave oven. Exhaust and inlet holes are disposed in a top side of the vent grille. The exhaust and inlet holes are not exposed when viewed from the front of the microwave oven. Air flows into and out of the microwave oven through the inlet and exhaust holes. An oblique guide surface or guide rib is provided to guide air discharged through the exhaust holes. Therefore, the frontal aesthetics of the microwave oven can be improved, and any safety hazard can be prevented. Furthermore, contaminants generated from food can be efficiently removed. | 05-28-2009 |
20090253987 | FORMATION OF AN ELASTIC IMAGE IN AN ULTRASOUND SYSTEM - Embodiments for forming elastic images in an ultrasound system are disclosed. In one embodiment, a Tx/Rx unit repeatedly transmits/receives an ultrasound beam along scan lines in a target object to output receive signals. An image processing unit forms a plurality of consecutive ultrasound images based on the receive signals and set a center of the target object on each of the ultrasound images. The image processing unit further sets radial scan lines in radial directions with respect to the center on each of the ultrasound image and reconstructs the ultrasound images such that the radial scan lines are in parallel with each other to form reconstruction images. An elastic image forming unit forms an elastic image based on the reconstruction images. | 10-08-2009 |
20090326378 | Formation Of An Enhanced Elastic Image In An Ultrasound System - There are disclosed embodiments for forming an enhanced elastic image in an ultrasound system. An elastic image of a target object may be formed by scanning N scan lines. A control unit divides the N scan lines into M scan lines groups by using an acquisition period necessary for transmitting and receiving ultrasound signals to acquire ultrasound data. An ultrasound data acquiring unit transmits ultrasound signals to a target object and receives the ultrasound signals reflected from the target object at a predetermined transmission/reception sequence for each of the M scan line groups. This forms ultrasound data corresponding to each of the M scan line groups while a pressure is applied to the target object. An elastic image forming unit forms at least one sub elastic image corresponding to each of the M scan line groups based on the ultrasound data. The elastic forming unit sums M sub elastic images corresponding to the respective M scan line groups to thereby form an elastic image of the target object. | 12-31-2009 |
20100016722 | FORMATION OF AN ELASTIC IMAGE IN AN ULTRASOUND SYSTEM - Embodiments for forming an elastic image in an ultrasound system are disclosed. In one embodiment, an ultrasound data acquisition unit is configured to transmit/receive ultrasound signals to/from a target object to thereby output first ultrasound data. The ultrasound data acquisition unit is configured to transmit/receive ultrasound signals to/from the target object while applying pressure to the target object to thereby output second ultrasound data. A frame image data forming unit is configured to form a first frame image data based on the first ultrasound data. The frame image data forming unit is configured to form a second frame image data based on the second ultrasound data. A processing unit is configured to calculate strain data based on the first and second frame image data. The processing unit is configured to set a reference value based on the strain data. The processing unit is configured to form an elastic image based on the reference value. A control unit is coupled to the ultrasound data acquisition unit, the frame image data forming unit and the processing unit. | 01-21-2010 |
20100036250 | Formation Of A Color Map For An Elastic Image - Embodiments for forming a color map necessary for forming an elastic image in an ultrasound system. A transmission/reception (Tx/Rx) unit transmits ultrasound signals to a target object and receives ultrasound echo signals reflected from the target object to thereby obtain receive signals. The receive signals include first receive signals obtained before applying a stress to the target object and second receive signals obtained after applying a stress to the target object. An ultrasound data forming unit forms first and second ultrasound data based on the first and second receive signals, respectively. A processing unit computes strains by using the first and second ultrasound data and form a histogram based on the computed strains. The processing unit further clusters the histogram for separation into a plurality of clusters and forms a color map including a plurality of color map regions corresponding to the respective clusters. | 02-11-2010 |
20100056923 | ADAPTIVE COLOR DOPPLER IMAGE FORMATION - Embodiments for adaptively forming color Doppler images in an ultrasound diagnostic system are disclosed. A method of forming a color Doppler image in an ultrasound diagnostic system comprises: scanning a first set of scan lines set at a full scan region to detect at least one scan line that passes a moving object in the full scan region among the first set of scan lines; setting a second set of scan lines based on the detected scan lines; and scanning the second set of scan lines to form a first color Doppler image. | 03-04-2010 |
20100125199 | ULTRASOUND SYSTEM AND METHOD PROVIDING ACOUSTIC RADIATION FORCE IMPULSE IMAGING WITH HIGH FRAME RATE - An ultrasound method and system are provided. The ultrasound system may transmit, to a target tissue, a pushing ultrasound signal for generating of a displacement, using a probe, receive a response signal from the target tissue in correspondence to a tracking ultrasound signal transmitted via the probe, detect displacement information associated with the target tissue using the response signal, and generate the acoustic radiation force impulse image based on the displacement information. | 05-20-2010 |
20100125205 | Adaptive Persistence Processing Of Elastic Images - An embodiment for adaptively performing persistence processing on elastic images in an ultrasound system is disclosed. An ultrasound data acquisition unit sequentially acquires a plurality of ultrasound data frames based on ultrasound echo signals reflected from a target object by repeatedly applying and releasing stress to/from the target object. A processing unit calculates inter-frame displacements of the frames between the ultrasound data frames to form elastic images. The processing unit adaptively performs persistence processing on the elastic images in consideration of application or release of the stress to/from the target object. | 05-20-2010 |
20100125207 | Ultrasonic Probe Capable Of Probing Curved Surface - An ultrasonic probe capable of probing a curved surface is disclosed in one embodiment in accordance with the disclosure as including a housing, a transducer, a guide part and a drive part. The transducer is disposed in the housing. The transducer is movable alongside the curved surface of the examined part. The guide part is configured to guide the transducer along the curved surface of the examined part. The drive part is configured to move the transducer along the curved surface of the examined part. According to the disclosure, the ultrasonic probe can probe or scan a curved examined part of a subject such as a neck, a breast, etc. | 05-20-2010 |
20100149920 | Clutter Signal Filtering For Doppler Signal - Embodiments for filtering clutter signal from Doppler signal in an ultrasound system are disclosed. In one embodiment, a Doppler signal acquiring unit may transmit and receive ultrasound signals to and from a target object to acquire Doppler signal. A signal processing unit performs filtering upon the Doppler signal by using a first clutter filter having a first cutoff frequency and compute an input signal power to filtered input signal power rate (IFR) for the Doppler signal. The signal processing unit is further configured to be responsive to the IFR to modulate the Doppler signal and perform filtering upon the modulated Doppler signal by using the first clutter filter or to perform filtering the Doppler signal by using a second clutter filter having a second cutoff frequency. | 06-17-2010 |
20100290687 | Apparatus And Methods For Displaying An Elastic Image Using An Ultrasound System - Disclosed is an apparatus for generating an elastic image that includes an interpolation unit configured to generate a first data set using ultrasound images obtained at a maximum pressure and at a minimum pressure; an image generating unit configured to generate a pyramid image using the first data set; a map generating unit configured to generate a motion map using the pyramid image; a displacement calculating unit configured to calculate a displacement based on the motion map; and a display unit configure to display an elastic image using the calculated displacement. | 11-18-2010 |
20110040179 | Adaptively Setting A Transmit Frequency In An Ultrasound System - Embodiments for adaptively setting a transmit frequency are disclosed. In one embodiment, by way of non-limiting example, an ultrasound system comprises: a storage unit for storing a mapping table including transmit (Tx) frequencies and scan conditions; and an ultrasound data acquisition unit in communication with the storage unit and being configured to retrieve a Tx frequency corresponding to a scan condition from the storage unit and form ultrasound signals having the retrieved Tx frequency. | 02-17-2011 |
20110054325 | STEERING ANGLE ADJUSTMENT OF SCAN LINES USING VIRTUAL TRANSDUCER ELEMENTS IN AN ULTRASOUND SYSTEM - Embodiments forming an ultrasound image by adjusting a steering angle of scan lines using virtual transducer elements in an ultrasound system are disclosed herein. In one embodiment, a processing unit forms a first ultrasound image by using the ultrasound data, which may be acquired based on first scan lines steered at a first steering angle. The processing unit determines a center of the target object on the first ultrasound image. A control unit defines virtual transducer elements associated with an array transducer, defines second scan lines and computes a second steering angle of the second scan lines based on the virtual transducer elements and the center of the target object. An ultrasound data acquisition unit forms second ultrasound data based on the second scan lines steered at the second steering angle. The processing unit forms a second ultrasound image by using the second ultrasound data. | 03-03-2011 |
20110125018 | ULTRASOUND IMAGE PROCESSING BASED ON MOTION DEGREE OF ULTRASOUND PROBE - Embodiments for processing ultrasound images based on a motion degree of an ultrasound probe in an ultrasound system are disclosed. In one embodiment, the ultrasound system includes: an ultrasound acquisition unit including an ultrasound probe for transmitting ultrasound signals to a target object and receiving echo signals, the ultrasound acquisition unit being configured to form a plurality of ultrasound data based on the echo signals; and a processing unit coupled to the ultrasound acquisition unit and configured to form first to N | 05-26-2011 |
20110135811 | SOLUTION FOR INHIBITING PALLADIUM ACTIVITY INCLUDING HALOGENIC ACID AND METHOD FOR PREVENTING DEFECT OF PLATING USING THEREOF - Disclosed is a solution for inhibiting palladium activity including an aqueous halogenic acid solution as a pre-treatment solution which may be used before an electroless plating of a printed circuit board to prevent bad plating and a method for preventing bad plating by using the same. More particularly, disclosed is a solution for inhibiting palladium activity including 0.1 to 10 mol of an aqueous halogenic acid solution as a pre-treatment solution which may be used before an ENIG plating or ENEPIG plating of a printed circuit board to prevent bad plating. | 06-09-2011 |
20110282208 | ULTRASONIC DIAGNOSTIC APPARATUS - The present disclosure provides an ultrasonic diagnostic apparatus. The ultrasonic diagnostic apparatus includes a fastening part having a band shape and wound around a diagnosis object; and an examination part connected to the fastening part and allowing a probe to move in a different direction from a winding direction of the fastening part around the diagnosis object. During ultrasonic diagnosis, with the fastening part wound around a diagnosis object, the probe moves in a different direction from a winding direction of the fastening part around the diagnosis object and provides uniform ultrasound images of the object, thereby improving reliability of the ultrasonic diagnosis. | 11-17-2011 |
20110282212 | ULTRASONIC DIAGNOSTIC APPARATUS - The present disclosure provides an ultrasonic diagnostic apparatus. The ultrasonic diagnostic apparatus includes a fastening part having a band shape and wound around a diagnosis object, and a mover moving a probe along the fastening part. | 11-17-2011 |
20110313292 | ADAPTIVE CLUTTER FILTERING IN AN ULTRASOUND SYSTEM - Embodiments for adaptively performing clutter filtering upon in an ultrasound system are disclosed. In one embodiment, the ultrasound system includes: an ultrasound data acquisition unit configured to transmit ultrasound signals to a target object and receive ultrasound echoes reflected from the target object to thereby acquire ultrasound data; and a processing unit configured to form a Doppler signal corresponding to each of a plurality of pixels constructing a Doppler mode image based on the ultrasound data, as well as to adjust coefficients of a clutter filter based on characteristics of the Doppler signal for each of the pixels for performing clutter filtering upon the Doppler signal. | 12-22-2011 |
20120190984 | ULTRASOUND SYSTEM WITH OPACITY SETTING UNIT - There are provided an ultrasound system with an opacity setting unit capable of setting opacity corresponding to rendering of volume data throughout depth. In one embodiment, an ultrasound system comprises an opacity setting unit configured to receive input information for setting opacity corresponding to rendering of volume data throughout the depth. | 07-26-2012 |
20130123633 | ULTRASOUND SYSTEM AND METHOD OF FORMING ULTRASOUND IMAGE - The present invention is directed to an ultrasound system capable of providing a plurality of M-mode images corresponding to M-mode lines without moving a probe. A volume data forming and reconstructing unit of the present invention forms volume data based on the ultrasound echo signals, the volume data forming and reconstructing unit being configured to determine a beat period of the moving object and reconstruct the volume data based on the beat period. A processor forms at least one reference image based on the reconstructed volume data and one or more M-mode images corresponding to one or more M-mode lines set on the reference image and a display unit displays the reference image, the M-mode lines and the M-mode images. | 05-16-2013 |
20140155750 | ULTRASOUND SYSTEM AND METHOD OF FORMING ULTRASOUND IMAGE - The present invention is directed to an ultrasound system capable of providing a plurality of M-mode images corresponding to M-mode lines without moving a probe. A volume data forming and reconstructing unit of the present invention forms volume data based on the ultrasound echo signals, the volume data forming and reconstructing unit being configured to determine a beat period of the moving object and reconstruct the volume data based on the beat period. A processor forms at least one reference image based on the reconstructed volume data and one or more M-mode images corresponding to one or more M-mode lines set on the reference image and a display unit displays the reference image, the M-mode lines and the M-mode images. | 06-05-2014 |
20140330120 | MEDICAL IMAGING APPARATUS AND METHOD OF PROVIDING MEDICAL IMAGES - Disclosed herein are a medical imaging apparatus and a method of providing medical images which may more accurately quantify elasticity of tissues. The medical imaging apparatus includes a display unit displaying an elastic image in which different colors are mapped according to strain values of tissues within an object, and a controller, when a target area containing lesion tissues and a reference area containing normal tissues are set in the elastic image, calculating a representative target area value representing strain values of the target area and a representative reference area value representing strain values of the reference area, and displaying a color reference area, expressing distribution of the representative reference area value in the reference area in color, through the display unit. | 11-06-2014 |
20150065887 | ULTRASOUND PROBE - An ultrasound probe including a housing, a head part provided on the housing so as to enable expansion and contraction, an array provided in the housing and having one or more transducers, a rotary part provided at a rear surface of the array to rotate the array, a pressing part configured to expand the head part by applying pressure to the head part, and a control part, when the head part is inserted into a target object, configured to allow the array to control the pressing part such that the head part is expanded, and allow the array to be rotated in the expanded head part, by controlling the rotary part, thereby relieving pain involved with insertion of the ultrasound probe. | 03-05-2015 |