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Sogang University Research Foundation patents


Recent patent applications related to Sogang University Research Foundation. Sogang University Research Foundation is listed as an Agent/Assignee. Note: Sogang University Research Foundation may have other listings under different names/spellings. We're not affiliated with Sogang University Research Foundation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Sogang University Research Foundation-related inventors


Apparatus and method for carbon dioxide capture

According to one embodiment of the present invention, an apparatus for carbon dioxide capture includes an absorption tower in which an absorbent absorbs carbon dioxide contained in exhaust gas to thereby form a saturated absorbent; a stripping tower in which the carbon dioxide is stripped from the saturated absorbent transferred from the absorption tower and the absorbent is regenerated; a first heat exchanger configured to preheat the saturated absorbent while the saturated absorbent is being transferred from the absorption tower to the stripping tower; and a second heat exchanger configured to secondarily preheat the primarily preheated saturated absorbent.. . ... Sogang University Research Foundation

System and method for removing background noise from photoacoustic image

Disclosed is a method of removing a background noise from a photoacoustic image, the method including applying an ultrasonic signal to a target absorbing body having a multi-modal microbubble contrast agent injected thereinto and receiving the ultrasonic signal reflected by the target absorbing body in order to acquire an ultrasonic image, when a photoacoustic signal is generated from the target absorbing body having the multi-modal microbubble contrast agent injected thereinto as the result of absorbing a laser pulse applied to the target absorbing body, receiving the photoacoustic signal in order to acquire a photoacoustic image, applying a critical value to pixels corresponding to microbubbles in the ultrasonic image in order to generate a mask image, and removing a background noise generated from a non-target absorbing body, while maintaining the target absorbing body, from the photoacoustic image using the mask image.. . ... Sogang University Research Foundation

Imaging system

An imaging system includes an indicator installed around an antenna, wherein optical characteristics of the indicator change as a function of an electromagnetic field formed by the antenna, an imaging apparatus for imaging a change in optical characteristics of the indicator, a transmitter for radiating radio waves toward the antenna, and a receiver for receiving a signal from the antenna.. . ... Sogang University Research Foundation

Diagnosis system and method using photoacoustic/ultrasound contrast agent

The present invention relates to a diagnosis system and method using a contrast agent used in photoacoustic image diagnosis and ultrasound image diagnosis. More particularly, the present invention relates to a diagnosis system and method using a photoacoustic/ultrasound contrast agent, the system and method discriminating and selectively detecting ultrasonic waves emitted from respective contrast agents by analyzing a correlation between a size of a contrast agent and a frequency of an ultrasonic wave emitted from the contrast agent, thereby obtaining a plurality of clear photoacoustic images.. ... Sogang University Research Foundation

Filter assembly for medical image signal and dynamic decimation method using same

The present invention relates to a filter assembly for a medical image signal and a dynamic decimation method using the same. The filter assembly includes a decimation filter that includes an integer number of multiplier accumulators (macs), changes a cut-off frequency depending on a bandwidth of the medical image signal received through a dynamic impulse response update, and performs a decimation with respect to the received signal according to a decimation ratio, wherein the decimation filter determines a filter coefficient corresponding to an integer interval so as to up-sample the received medical image signal and supplies the filter coefficient to the macs.. ... Sogang University Research Foundation

Cell chip-based quantitative analysis of undifferentiated human pluripotent stem cell

The present invention relates to a method for detecting an undifferentiated pluripotent stem cell, and a cell-chip using the same. Since the cell chip-based quantitative analysis method of the present invention does not use antibodies, unlike flow cytometry or real-time pcr which has been conventionally used for the quantitative analysis of pluripotent stem cells, there is an advantage in that it is possible to conveniently and rapidly perform quantitative analysis, and since the function of cells is not affected even after analysis, it is possible to recover and use the cells used in the analysis.. ... Sogang University Research Foundation

Non-volatile memory device and method of fabricating the same

Provided are a non-volatile memory device and a method of fabricating the same. The non-volatile memory includes a channel layer; a data storage layer disposed on the channel layer; a plurality of control gates arranged on the data storage layer and spaced apart from one another; and one or more sub-gates, at least one of the sub-gates being arranged between two adjacent control gates.. ... Sogang University Research Foundation

Non-volatile memory device and method of fabricating the same

Provided are a non-volatile memory device and a method of fabricating the same. The non-volatile memory includes a channel layer, a data storage layer disposed on the channel layer, a plurality of control gates arranged on the data storage layer and spaced apart from one another, and conductive cover layers disposed on sidewalls of the control gates facing each other. ... Sogang University Research Foundation

Ultrasonic diagnostic apparatus and method for controlling ultrasonic probe

Provided is an ultrasound diagnosis apparatus including a probe configured to transmit a plurality of plane waves at a plurality of steering angles and a controller configured to determine the plurality of plane waves so that a grating lobe of a synthetic transmit focusing beam pattern using the plurality of plane waves is located outside a region of interest.. . ... Sogang University Research Foundation

Method of continuously producing glutathione using photosynthetic membrane vesicles

The present invention relates to a method of producing glutathione, wherein photosynthetic membrane vesicles and enzymes catalyzing glutathione synthesis are combined and glutamate, cysteine and glycine are used as reaction substrates. As enzymes catalyzing glutathione synthesis, γ-glutamylcysteine synthetase and glutathione synthetase may be used together, or bifunctional glutathione synthetase may be used alone. ... Sogang University Research Foundation

Ultrasound probe, ultrasound diagnostic apparatus, and method of controlling ultrasound diagnostic apparatus

An ultrasound probe includes a plurality of transducer elements configured to transmit ultrasound waves to an object and receive ultrasound echo signals corresponding to the transmitted ultrasound waves from the object, wherein the plurality of transducer elements are classified to be included in a plurality of first sub-arrays, a plurality of first analog beamformers configured to generate first synthesized signals by performing first beamforming on each of the ultrasound echo signals received by the plurality of transducer elements included in each of the plurality of the first sub-arrays, and a second analog beamformer configured to generate a second synthesized signal by performing second beamforming on the first synthesized signals generated by the plurality of first analog beamformers.. . ... Sogang University Research Foundation

Measuring apparatus

It is an object of the present invention to provide a measuring apparatus having a reduced size by a substitution of an optical measuring device. A measuring apparatus for measuring micro-fluid or floating particles therein according to an embodiment of the present invention includes: a micro-tube containing the micro-fluid; an actuator vibrating the micro-tube; and a tuning fork converting vibration of the micro-tube into an electrical signal.. ... Sogang University Research Foundation

Method for performing pre-coding using codebook in wireless communication system and apparatus therefor

A method for performing, by a ue, precoding using a codebook in a wireless communication system includes: receiving a reference signal for channel estimation from an enb; estimating a channel through the received reference signal; determining a precoding matrix related to the estimated channel in a codebook; and feeding back, to the enb, a precoding matrix index (pmi) corresponding to the determined precoding matrix, wherein the codebook is generated in consideration of at least one of a region to which the ue belongs and the position of the ue.. . ... Sogang University Research Foundation

Method for performing channel estimation in wireless communication system and apparatus therefor

A method for performing, by a ue, channel estimation in a wireless communication system includes: receiving, from an enb, a control message including reference signal transmission pattern information representing a transmission pattern of a channel estimation reference signal (rs) transmitted through antenna ports; receiving the reference signal from the enb on the basis of the received reference signal transmission pattern information; measuring a channel per antenna port of the enb on the basis of the received reference signal; and feeding back channel state information related to the measured channel to the enb.. . ... Sogang University Research Foundation

12/28/17 / #20170369928

Method for evaluating dna damage from analyte

The present disclosure provides a method for evaluating dna damage by an analyte and a method for screening a dna damage inhibitor. According to the present invention, the present invention can quantitatively evaluate the extent of dna damage by an analyte through visualization.. ... Sogang University Research Foundation

12/07/17 / #20170350023

Method and device for electrochemical reduction of carbon dioxide

A method and a device for electrochemical reduction of carbon dioxide for preparing a high-concentration formate salt. Carbon dioxide is continuously supplied to a cathode unit and is continuously supplied to a metal hydroxide to the anode unit. ... Sogang University Research Foundation

10/12/17 / #20170293023

Ultrasound diagnosis apparatus and method of operating the ultrasound diagnosis apparatus

Provided is an ultrasound diagnosis apparatus that may include a data acquisition unit that acquires ultrasound data based on received echo signals from an object; and a processor that may estimate a center frequency of the ultrasound data and, based on the center frequency, perform pulse compression on the ultrasound data to generate short signals from elongated signals.. . ... Sogang University Research Foundation

10/12/17 / #20170290568

Ultrasound diagnosis apparatus and method of controlling the ultrasound diagnosis apparatus

An ultrasound diagnosis apparatus and a method of controlling the same are provided. The ultrasound diagnosis apparatus includes an ultrasound probe configured to transmit an ultrasound signal to an object and receive an ultrasound echo signal from the object to form a reception signal; a body configured to receive the reception signal from the ultrasound probe and process the reception signal; an impedance matching circuit configured to match an impedance of the ultrasound probe with an impedance of the body; and a controller configured to control the impedance matching circuit to operate as at least one filter that passes or rejects a signal of a specific frequency band, based on the impedance of the ultrasound probe, the impedance of the body, and relevant frequency characteristics of the reception signal. ... Sogang University Research Foundation

08/24/17 / #20170243553

Digital-to-analog converter, driving integrated circuit, and display device

A digital-to-analog converter may include a converting unit and a distributing unit. The converting unit may generate a first analog signal set based on less-than-all bits of an image data set in a first period and may generate a second analog signal set based on all bits of the image data set in a second period. ... Sogang University Research Foundation

08/24/17 / #20170238883

Signal processing system and method for medical imaging system using multi threshold voltage

Disclosed herein is a signal processing system for medical imaging system using a multi threshold voltage. The signal processing system for medical imaging system may include: a signal detector detecting radiation emitted from radiopharmaceutical products injected into an object or radiation irradiated to the object and transmitting the object to generate and output a radiation detection signal; an analog signal processor receiving radiation detection signals for each channel output from the signal detector and a plurality of preset different threshold voltages and each comparing the received radiation detection signals with signals depending on the plurality of different threshold voltages to generate and output a plurality of trigger signals; and a digital signal processor receiving the trigger signals and acquiring energy information, time information, and position information representing detailed information on the radiation detection within the object on the basis of the received trigger signals.. ... Sogang University Research Foundation

08/17/17 / #20170236259

Method of correcting color fringe and method of processing image data using the same

A color fringe is corrected by detecting a transition region that includes pixels adjacent in a linear direction. A color difference distribution in the transition region is modeled by a logistic function. ... Sogang University Research Foundation

08/10/17 / #20170229251

Dye-sensitized solar cell including polymer/graphene composite gel electrolyte and methods of preparing the same

Disclosed are a dye-sensitized solar cell including a polymer/graphene composite gel electrolyte and methods of preparing the dye-sensitized solar cell. . ... Sogang University Research Foundation

07/27/17 / #20170209122

Beamforming apparatus, ultrasonic probe having the same, ultrasonic diagnostic apparatus, and controlling method thereof

The present disclosure provides a beamforming apparatus, ultrasonic probe having the same, ultrasonic diagnostic apparatus, and controlling method thereof, which increases the quality of an image in a region of interest by adjusting time delays of analog and digital beamformers in a two dimensional (2d) transducer of the ultrasonic diagnostic apparatus. In accordance with an aspect of the present disclosure, a beamforming apparatus for beamforming ultrasound received through a two dimensional (2d) arrayed ultrasonic transducer is provided. ... Sogang University Research Foundation

07/13/17 / #20170200962

Nanocomposite membrane comprising polyhedral oligomeric silsesquioxane having sulfonic acid groups and method for manufacturing the same

The present invention relates to a sulfonated polyetheretherketone (speek) nanocomposite film containing silsesquioxane and exhibiting excellent proton conductivity and mechanical strength, and a method for manufacturing the same. The nanocomposite film of the present invention has excellent conductivity since multiple sulfonic acid groups as a proton source exist in poss used as a filler. ... Sogang University Research Foundation

06/15/17 / #20170170458

Carbon-silicon composite electrode material and method of preparing the same

The present disclosure relates to a method of preparing a carbon-silicon composite electrode material including silicon nanoparticles and an inverse opal-structured porous carbon structure, the carbon-silicon composite electrode material prepared by the method, and a secondary battery including the carbon-silicon composite electrode material.. . ... Sogang University Research Foundation

06/15/17 / #20170166880

Novel carbon fixation cycle and use thereof

The present invention relates to a novel carbon dioxide fixation cycle synthesizing a carbohydrate product from carbon dioxide in vitro. In addition, the present invention relates to a unit or a composition carrying out carbon dioxide fixation in cyclic manner. ... Sogang University Research Foundation

06/08/17 / #20170162867

Carbon-silicon composite structure and method of preparing the same

The present disclosure relates to a carbon-silicon composite structure including a carbon particle layer having silicon nanoparticles dispersed therein, a method of preparing the carbon-silicon composite structure, a secondary battery anode material including the carbon-silicon composite structure, and a secondary battery including the secondary battery anode material.. . ... Sogang University Research Foundation

04/20/17 / #20170109870

Image processing device

A device for removing haze from an image includes an image decomposer that decomposes a near-infrared (nir) image to generate an nir detail layer image and decomposes an rgb image to generate an rgb detail layer image and an rgb base layer image, a weight generator that generates a mixing weight value based on a similarity between high frequency (hf) components of the nir image and the rgb image, a detail layer mixer that mixes the nir detail layer image and the rgb detail layer image based on the mixing weight value to generate a mixed rgb detail layer image, a base layer dehazer that removes haze from the rgb base layer image to generate a compensated rgb base layer image, and an adder that adds the mixed rgb detail layer image and the compensated rgb base layer image to generate an output rgb image.. . ... Sogang University Research Foundation

04/20/17 / #20170108990

Device for sensing touch

Disclosed is a device for sensing touch. The device for sensing touch includes: a plurality of electrodes; and a sensing circuit connected with the plurality of electrodes by a plurality of output channels, which is provided so as to correspond to the plurality of electrodes, respectively, and configured to sense a variation of capacitance of the plurality of electrodes from the plurality of output channels, in which the sensing circuit simultaneously senses output data output from a first output channel, a second output channel, a third output channel, and a fourth output channel among the plurality of output channels, the second output channel is adjacent to the first output channel, and the fourth output channel is adjacent to the third output channel, and the first to fourth output channels are connected to an input terminal of a comparing unit including a first input node and a second input node.. ... Sogang University Research Foundation

04/06/17 / #20170096528

Composition for preparing hybrid resin, hybrid resin and hybrid resin film prepared therefrom

A composition for preparing a hybrid resin includes: a polymer including a repeating unit derived from allyl glycidyl ether; a thiol-based compound; and a photoinitiator, wherein the thiol-based compound is selected from a first thiol-based compound including a silyl group, a second thiol-based compound including a moiety derived from a photochromic compound, and a combination thereof. A hybrid resin, and a hybrid resin film prepared from the composition are also disclosed.. ... Sogang University Research Foundation

03/09/17 / #20170065926

Oxygen concentrating method and apparatus having condensate water removing function

An oxygen concentrating apparatus includes: at least one adsorption bed which is filled with absorbent capable of selectively adsorbing nitrogen relative to oxygen; an air supplier which supplies pressurized air to the adsorption bed; a flow channel regulating valve unit which regulates flow channels by allowing the pressurized air to be supplied to the adsorption bed from the air supplier and by allowing the air to be discharged from the adsorption bed to be depressurized such that a nitrogen adsorption process and a nitrogen desorption process are alternately performed; and a water removing unit which separates water from the pressurized air supplied from the air supplier and removes the separated water. The flow channel regulating unit and the water removing unit are at least partially housed within a single housing.. ... Sogang University Research Foundation

03/02/17 / #20170056555

Liposome for delivering extracellular matrix

The present disclosure provides a liposome for delivering an extracellular matrix, a method for promoting cell growth, and a method for preparing a liposome for delivering an extracellular matrix. According to the present disclosure, the liposome for delivering an extracellular matrix promotes cell attachment and growth, and through this matter, the liposome for delivering an extracellular matrix can be applied to cell or tissue regeneration.. ... Sogang University Research Foundation

02/09/17 / #embodiments of the present disclosure provide a composition for forming a polymer film, a polymer film prepared therewith, and an electronic device including the polymer film. the composition for forming a polymer film may include an inorganic particle grafted with an organosiloxane polymer represented by formula 1; and a polymer matrix having a vinylene-based repeating unit:

Sogang University Research Foundation

. . ... Sogang University Research Foundation

02/02/17 / #20170032759

Data driver and display device with the same

A data driver includes a digital to analog converter configured to receive a reference gray voltage and image data, and configured to generate gray voltages corresponding to the image data, and an output buffer including a plurality of buffer circuits connected to an output terminal of the digital to analog converter, and configured to selectively receive one of the gray voltages.. . ... Sogang University Research Foundation

01/12/17 / #20170009268

Continuous production method of adenosine triphosphate and nicotinamide adenine dinucleotide (phosphate) using photosynthetic membrane vesicle

The present invention relates to a composition for production of photosynthetic light-reaction products comprising photosynthetic membrane vesicles, and a production method for the photosynthetic light-reaction products by using the composition. In addition, the present invention relates to a preparation method for a photosynthetic light-reaction monomer comprising a step of isolating vesicles from the cell membrane of photosynthetic bacteria or algae.. ... Sogang University Research Foundation








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