Lg Electronics Inc.

Samsung Medison Co., Ltd.

Medison Co., Ltd.

Korea Institute of Science and Technology

Eyelab Group, LLC

Jong Sik Kim

Yang Kyeong Kim

Sung Bae Song

Sang Bum Sohn

Wan Soo Kim

Young Min Lee

Dong Kuk Shin

Mok Kun Jeong

Kwang Ju Lee

Byeong Wook Park

Sung Yun Kim

Jae Kyung Yang

Sang Hoon Kim

Young Jun Lee

Hakhyun Nam

Geun Sig Cha

Mark E Meyerhoff

Dong Gyu Hyun

Hyoung Jin Kim

Gil-Ju Jin

Kwang-Hee Lee

Gang Cui

Gil Ju Jin

Jin Yong Lee

Donald E Gillespie

Jae Keun Lee

Ji Young Byun

Heon Phil Ha

Eun Ho Yang

Ra Young Yoon

Chul An Kim

Jun Sang Yoo

Sang Shik Park

Bruce E Cohan

Chan-Ho Han

Han Kwak

Zvi Flanders

Kyu In Shim

Jin Ki Park

Dong Wook Kwon

Dong Gyu Hyoun

Sung-Yoon Kim

Moon Kyu Park

Jeong Un Yoon

Chan Mo Kim

Provided is a nitrogen oxide (NO) reduction catalyst including an active site including at least one of a metal vanadate expressed by [Chemical Formula 1] and a metal vanadate expressed by [Chemical Formula 2], and a support for loading the active site thereon.(M)VO&#x2003;&#x2003;[Chemical Formula 1]

Nitrogen oxide reduction catalyst regenerable at low temperature

A method of manufacturing a honeycomb metal structure includes providing a substrate comprising iron (Fe) and a container containing water; coating at least a part of the substrate with a viscid material whose viscidity is increased by moisture; attaching metal powder onto the viscid material; adhering the metal powder to the substrate due to an increase in viscidity of the viscid material by evaporating a portion of the water in the container and supplying moisture to the viscid material; and generating an uneven structure made of the metal powder bonded to the substrate by performing a heat treatment on the substrate to which the metal powder is adhered. The heat treatment may include performing a first heat treatment on the substrate to generate an intermetallic layer at an interface between the substrate and the metal powder; and performing a second heat treatment to dissolve the intermetallic compound layer.

Method of manufacturing a honeycomb metal structure using aluminum powder

In accordance with an aspect of the present disclosure, there is provided an ultrasonic diagnostic apparatus comprise an ultrasonic probe configured to transmit an ultrasound signal to an object and receive a response signal reflected from the object, an image generator configured to create an ultrasound image of the object based on a first ultrasound signal and a first response signal and a controller configured to control transmission order and transmission intervals of the ultrasound signal and estimate a position of the ultrasonic probe based on a second ultrasound signal and a second response signal. The ultrasonic diagnostic apparatus in accordance with embodiments of the present disclosure, the current position of the ultrasonic probe is estimated using an ultrasound signal transmitted for creation of an ultrasound image without attachment of an extra sensor, so the position of the ultrasonic probe may be estimated more economically and effectively.

Ultrasonic diagnostic apparatus for estimating position of probe and method for controlling the same

Disclosed herein is an ultrasonic imaging apparatus and a control method thereof. The ultrasonic imaging apparatus includes an acquisition unit configured to acquire a volume data of an object and a process configured to determine whether an acquisition position of the volume data is within an allowable range by using pre-stored landmark information and configured to acquire a plurality of reference planes from the volume data when the acquisition position of the volume data is within the allowable range.

Ultrasonic imaging apparatus and control method thereof

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.

Ultrasound probe

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.

Medical imaging apparatus and method of providing medical images

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.

Adaptive color doppler image formation

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.

Formation of a color map for an elastic image

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.

Adaptive clutter filtering in an ultrasound system

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.

Ultrasonic diagnostic apparatus

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 Nultrasound images by using the plurality of ultrasound data, wherein N is a positive integer greater than 1, the processing unit being further configured to estimate a motion degree of an ultrasound probe and process the Nultrasound image based on the motion degree.

Ultrasound image processing based on motion degree of ultrasound probe

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.

Formation of an elastic image in an ultrasound system

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. A display unit displays the reference image, the M-mode lines and the M-mode images.

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.

Ultrasound system and method of forming ultrasound image

There are disclosed embodiments for an ultrasound system for providing a color M mode image and a brightness M mode image. A control unit calculates a time period expected to perform a first operation for the color M mode image and a second operation for the brightness M mode image once respectively, and determines an acquisition pattern defining an order of performing the first and second operations based on the calculated time period, a sweep period, and an ensemble number. The control unit controls the acquisition unit to perform, within the sweep period, the first operation a number of times equal to the ensemble number and the second operation one or more times according to the acquisition pattern. An image processor forms the color M mode image based on the first ultrasound data and forms the brightness M mode image based on the second ultrasound data.

Ultrasound system and method of providing color M mode image and brightness M mode image

Growing community of inventors

Seoul, South Korea

Jong Sik Kim