Electronics and Telecommunications Research Institute

Yonsei University

Ji Wook Jeong

Seung Hwan Kim

Soo Yeul Lee

Sooyeul Lee

Seon Hee Park

Jeong Won Lee

Seung-Hoon Chae

Seunghwan Kim

Yong Won Jang

Done Sik Yoo

Jong Hyun Park

Yoon Seon Song

Woo Jin Hyung

Sung Hee Park

Jang Hwan Choi

Jin Mo Goo

Seung Hoon Chae

Soun Hee Park

Jeongwon Lee

Provided is a system for detecting an internal load by using an X-ray image of a container. The system includes an X-ray imaging unit and configured to image a target with X-rays, a database that stores an X-ray reference image obtained by imaging a target having an empty interior according to X-ray imaging information including an X-ray imaging condition, a condition detection unit that acquires X-ray imaging information when the target is imaged, a comparison image selection unit that selects an X-ray reference image from the database, a matching unit that matches a difference between the X-ray image of the target and the selected X-ray reference image, and an internal load detection unit that obtains a difference image from the X-ray image and the X-ray reference image, and detects an internal loading image having no background of the X-ray image of the target through the obtained difference image.

System and method for detecting internal load by using X-ray image of container

The apparatus for an X-ray data generation according to an embodiment of the inventive concept includes a processor that receives 3D data to generate output data and a buffer, and the processor includes an extraction unit that extracts raw object data from the 3D data and projects the raw object data onto a 2D plane to generate first object data, an augmentation unit that performs data augmentation on the first object data to generate second object data, a composition unit that synthesizes the second object data and background data to generate composite data, and a post-processing unit that performs post-processing on the composite data to generate the output data, and the buffer stores a plurality of parameters related to generation of the first object data, the second object data, the composite data, and the output data.

Apparatus and method for x-ray data generation

The present disclosure provides an operation-path recommendation method and apparatus. In the present disclosure, by an operation-path recommendation apparatus, a blood vessel graph model is generated based on patient's anatomical information, a plurality of candidate paths between defined start and destination points is extracted; node information on at least one node in each of the candidate paths is extracted; a cost function is applied to each candidate path, based on the extracted node information.

Apparatus and method for recommending operation path

Provided is an operating method of a medical imaging device. The method includes receiving a 3D medical image, generating a 2D medical image from the 3D medical image based in a plate interpolation, and displaying the 2D medical image by using plate interpolation based weight information and interest region information.

Method and device for generating 2D medical image based on plate interpolation

A digital breast tomosynthesis system includes an object fixing unit including first and second fixing plates, a first vibration plate moved in linkage with the first fixing plate and a second vibration plate moved in linkage with the second fixing plate, and configured to fix the object between the first and second vibration plates, an X-ray generator configured to project X-ray toward the object; an X-ray detector configured to detect the X-ray, a vibration generating device configured to vibrate the first and second vibration plates at a set frequency, and a vibration control device configured to control the vibration generating device by generating a vibration signal corresponding to the set frequency, wherein the X-ray generator projects the X-ray at specific time intervals on the basis of the set frequency.

Assist device for elastography and digital breast tomosynthesis system and method using the same for breast lesion diagnosis

Provided herein is an image interpretation auxiliary method for breast lesion diagnosis, the method including obtaining, by an image interpretation auxiliary apparatus, a plurality of 3D images photographed from a breast; determining, by the image interpretation auxiliary apparatus, a first image of among the plurality of 3D images as a basic image; and creating an image for interpretation, by the image interpretation auxiliary apparatus, by combining information related to a second image of among the plurality of 3D images with the first image.

Method and apparatus for breast lesion diagnosis

An ultrasound scanning assistance apparatus for diagnosis of a breast cancer is provided. The ultrasound scanning assistance apparatus includes a fixing container including a scan surface to scan an ultrasound transducer adapted to diagnose a breast cancer and a soft membrane to contact a surface of a human body; and a buffer fluid controller to control a hydraulic pressure of a buffer fluid filling the fixing container.

Ultrasound scanning assistance apparatus for breast cancer diagnosis and method of ultrasound scanning

There is provided a movement input apparatus applied to a steering apparatus and a mobile control system using the same. In detail, the steering apparatus performing steering or adjusting functions includes: a movement input apparatus including a signal detector that is attached or embedded in a surface of a steering apparatus and uses a resistive conductive yarn to detect finger contact signals; an estimator that receives the finger contact signals detected in the signal detector to estimate a status of an operator; and a display unit that converts and displays the estimated movement of the operator into signals of a type able to be sensed by a user; an extractor that analyzes the status information transmitted from the transmitter to extract the operational signals of the user; a controller that generates and transmits control signals for external devices according to the extracted operational signals of the user.

Movement input apparatus applied to steering apparatus and mobile control system using the same

A seating sensing device embedded in a seat includes: a variable resistance unit generating resistance values corresponding to the circumference of the seat through a plurality of conductive threads installed in the seat; and a signal analysis unit analyzing variable quantities of the resistance values to acquire activity information on one or more of whether a user is seated or not, a seating posture, and a seating posture change.

Seating sensing device and method of the same

There is provided a method for detecting Ground Glass Opacity (GGO) using chest computed tomography. The method includes detecting a candidate cell having a brightness value within a detection range by sequentially scanning a three-dimensional image of a pulmonary region, and designating the candidate cell as a seed cell when surrounding cells of the candidate cell have brightness values within the detection range; when a plurality of seed cells are obtained by the designating of the candidate cell as a seed cell, grouping adjacent seed cells to obtain one or more candidate zones; and detecting one or more zones, which have a greater size than a GGO detection size and including therein more than the detection reference number of seed cells, out of the one or more candidate zones, and setting the detected one or more zones as one or more GGO candidates.

Method for detecting ground glass opacity using chest computed tomography

There are provided a touchpad using resistive electro-conductive fibers and an input device having the same, which can be used for controlling a personal terminal such as a computer by receiving a user's input using a signal representing a motion of the user detected by the resistive electro-conductive fiber in contact with the user's body part such as a finger, instead of using a separate input device such as a mouse. The touchpad includes a plurality of motion detectors and a signal analyzer. The motion detectors each include a resistive electro-conductive fiber having a resistance value varied according to a change in length caused by contact with a human body part, and a signal generator outputting a signal corresponding to the varied resistance value. The signal analyzer analyzes the signal from each of the motion detectors, and generates a motion signal representing a motion of the human body part in contact with the touchpad.

Touchpad using resistive electro-conductive fiber and input device having the same

There is provided a non-intrusive movement measuring apparatus and method using wearable electro-conductive fibers. A non-intrusive movement measuring apparatus using wearable electro-conductive fibers according to an aspect of the invention may include a signal measurement device measuring a plurality of movement signals using a plurality of electro-conductive fibers put on user's body parts and having resistances varying according to the volume of the user's body parts; a movement analysis device analyzing the plurality of movement signals to obtain a user's movement patterns and movement intensity; and a movement display device displaying a movement analysis result of the movement analysis device. Accordingly, user's movement can be measured without limiting the user's radius of action.

Non-intrusive movement measuring apparatus and method using wearable electro-conductive fiber

Provided are an apparatus and method for monitoring a health index using an electroconductive fiber. In the apparatus, a bio signal acquiring unit measures a bio signal using an electroconductive fiber which is worn around a part of a user's body and in which a resistance is varied according to a user's body volume or body temperature. A health index acquiring unit analyzes the bio signal to acquire a health index. A health index notifying unit notifies the health index. Accordingly, the health index can be easily monitored without limitations on the user's behavior.

Apparatus and method for monitoring health index using electroconductive fiber

Provided are a phantom for standardizing ultrasonograph and a method of obtaining an ultrasonographic image using the phantom, and more particularly, a phantom for measuring fat content in a target organ as a gray level distribution using an ultrasonographic image and assessing the accuracy of ultrasonograph and a method and apparatus for obtaining a standardized ultrasonographic image using the phantom. Since the photographing characteristics of the ultrasonograph are readjusted using a phantom which comprises a phantom part including a strong ultrasonic echo material and a weak ultrasonic echo material, which create a gray level distribution in ultrasonography, in a specific composition and ratio, and assesses the accuracy of the ultrasonograph by comparing the composition and ratio of the materials with a composition and ratio of a gray level in an ultrasonographic image, the characteristics of the ultrasonograph can be standardized and fat content in a body part can be quantitatively measured without being affected by photographing techniques and conditions.

Phantom for standardizing ultrasonograph and method of obtaining standardized ultrasonographic image using the phantom

A system and method capable of measuring the fat content in the target organ by the gray level distribution of pixels forming a ultrasonic section image and a recording medium of recording a fat content measuring program are disclosed. In order to quantify the fat content of the target organ from the information of the stored ultrasonic section image, a target section and a comparative section in each of the longitudinal sections are set, and a representative gray level value of the respective section is calculated, thereby the fat content of the target section is quantified in a numerical value relative to the representative gray level value of the comparative section.

Growing community of inventors

Daejeon, South Korea

Ji Wook Jeong