Yonsei University

Integrant Technologies Inc.

Lg Electronics Inc.

Samsung Display Co., Ltd.

Clicked, Inc.

Qualcomm Incorporated

Ictk Co., Ltd.

Lg Display Co., Ltd.

Ethertronics, Inc.

Ictk Holdings Co., Ltd.

Dongwoo Fine-chem Co., Ltd.

Kyocera Avx Components (san Diego), Inc.

Yang Ji Chemical Co., Ltd.

Han Wha Pharma Co., Ltd.

Iucf-hyu

Tae Wook Kim

Kwyro Lee

Bonkee Kim

Byong Deok Choi

Dong Kyue Kim

Ha Ram Lee

Sung Jun Kim

Kenneth Charles Barnett

Yeomyung Kim

Duk Young Jung

Sang Rea Woo

Hyun Jun Hong

Junyoung Jang

Seung Hyuk Choi

Honggul Han

Young Sang Kim

Cheong Ho Ryu

Gurkanwal Singh Sahota

Jun Young Jang

Guy Klemens

Jung Hyeon Kim

Yeon Shil Jung

Joohong Seo

Kwangsik Shin

Geun Haeng Lee

Junghwan Lee

Sung Il Lee

Gunhee Han

Sung Un Park

Harish S Muthali

Seok Hyun Hong

Susanta Sengupta

Ju Bong An

Hyun Uk Jeong

Jong Min Kim

Hyung Min Shin

Jin Young You

Sung Young Lee

Kee Yong Kim

Young Soo Jo

Hong Sik Moon

Jung Woon Park

Min Jae Yoo

Yu Min Hong

Kyoung Rak Kim

Chie Yeon Chough

Sun Min Lee

Mi Suk Joung

Eun Jung Yi

Kyeoung Ah Kim

Se Mi Yu

Taek Hyun Jung

Geun-Haeng Lee

Doohyun Shon

Man Keun Kang

Sueng Mo Hong

Susanta Sangupta

Dong Gu Lim

Jae Min Lee

Jong Hoon Kim

Chi Yeon Chough

A broadband impulse generator includes a first delay line and a second delay line that receive an input signal and include a plurality of delay elements connected in series with each other, an oscillation signal generator that generates an oscillation signal having a certain number of pulses during a target impulse duration based on the input signal and an output signal of the first delay line, an envelope signal generator that generates a plurality of envelope signals having a delay duration with each other and having a certain voltage level during the target impulse duration, based on the input signal and an output signal of the second delay line, and an impulse signal generator that generates an impulse signal having the certain number of pulses during the target impulse duration based on the plurality of impulse signals and the oscillation signal.

Broadband impulse generator

An apparatus for estimating an angle of arrival, comprises: a window setting unit for setting a window time that is a time interval for comparing a template signal and each of a plurality of reception signals obtained by receiving a transmission signal transmitted a pre-designated number of times; a template generator that generates a template signal of a waveform corresponding to the transmission signal, by adjusting a generation time point in units of the window time; a plurality of signal correlators provided corresponding to each of the plurality of antennas, and detecting a level of a correlation signal obtained by correlating a corresponding reception signal; and an angle of arrival determination unit, determining a reception time at which each of the plurality of reception signals is received by a corresponding antenna, and estimating the angle of arrival of the transmission signal using a difference between the determined reception times.

Apparatus and method for estimating angle of arrival based on ultra-wideband wireless communication

A distance measuring apparatus includes: a digital-to-time converter (DTC) configured to receive a clock signal and output a pulse corresponding to a provided code; an in-phase (I) template generation part configured to be triggered by the pulse output from the DTC to generate an I template impulse signal; a quadrature (Q) template generation part configured to be triggered by the pulse output from the DTC to generate a Q template impulse signal; and an I correlator configured to perform demodulation with the signal reflecting off the target and the I template impulse signal, and a Q correlator configured to perform demodulation with the signal reflecting off the target and the Q template impulse signal, wherein the distance measuring apparatus converts a result of demodulation into a digital code to measure the distance to the target.

Distance measuring apparatus and impulse IQ signal mismatch calibration apparatus

A display device may include a substrate including a display area and a non-display area surrounding at least a portion of the display area, a first organic insulating layer disposed on the substrate in the non-display area, a first conductive layer disposed on the first organic insulating layer and including first discharge holes, a second organic insulating layer disposed on the first conductive layer, and a transparent conductive layer disposed on the second organic insulating layer and including second discharge holes that respectively overlap the first discharge holes.

Display device having a plurality of discharge holes

A detection device includes a transmitter for outputting an impulse signal and a receiver for receiving and processing a reflected signal obtained by reflecting the impulse signal from a target. The receiver includes a sample and extension unit that samples a received signal and extends a duration of a value obtained by sampling the received signal to form an extended signal extended to a frequency lower than a frequency of the reflected signal.

Detection method and detection device

Disclosed are an apparatus and method for transmitting a spatial audio by using multicast that are capable of efficiently transmitting spatial audio data of multiplayer content by using multicast. The spatial audio transmitting apparatus includes a plurality of servers communicatively connected to a plurality of client terminals executing multiplayer real-time content to be separated by a multicast group. A server included in the respective multicast group transmits the first player information to the other servers included in the multicast group in a multicast method so as to be shared when receiving first player information from a client terminal executing the multiplayer real-time content, and mixes spatial audio based on the first player information and the second player information and transmits the mixed spatial audio to the client terminal in a unicast method when receiving second player information from another server included in the multicast group.

Apparatus and method for transmitting spatial audio using multicast

An impulse wireless communication system includes an oscillation signal generator that generates a plurality of oscillation signals having a delay interval with each other and having the same phase and amplitude or different phases and amplitudes, an envelope signal generator that extracts a sync signal and a data signal making up communication signal data and generates an envelope signal for the sync signal and an envelope signal for the data signal, a signal synthesizer that synthesizes the plurality of oscillation signals with the envelope signals, an envelope signal extractor that extracts a plurality of modulation envelope signals from the impulse signal, an amplitude phase determiner that determines the phase and the amplitude in the plurality of modulation envelope signals based on the plurality of oscillation signals, and a calculator that extracts the envelope signals from the plurality of modulation envelope signals based on the phase and the amplitude.

Impulse wireless communication system

A distance measuring apparatus includes: a DTC generator unit that generates DTC signals having edges delayed to define time segments; a template generator unit that generates template signals consecutively in a pre-designated number within the time segments in response to the DTC signals; a coarse time determiner unit that determines the time segment in which a delayed signal is received by calculating correlations with the consecutively generated template signals; a fine time measurer unit that determines the time at which the delayed signal is received within the time segment determined at the coarse time determiner unit from the results of calculating correlations between multiple template signals within the determined time segment and the delayed signal; and a distance calculator unit that calculates the total delay duration of the delayed signal and calculates the distance to the measurement target object from the calculated delay duration.

Distance measuring apparatus and method using impulse correlation

Electroluminescent display devices and a method for driving the same are disclosed. An electroluminescent display device according to an embodiment of the present disclosure includes a display panel including a plurality of pixels emitting light according to image data, a first memory storing a stress accumulation value corresponding to the image data, and a compensation gain calculation circuit configured to increase a compensation gain for compensating for the image data on the basis of the stress accumulation value, wherein the stress accumulation value in the first memory is reset whenever the compensation gain increases.

Electroluminescent display device and method for driving same

Disclosed is a modulation method for modulating n-bit data (n=p+q+r). The modulation method includes forming a time difference between a data impulse and a sync impulse to correspond to p-bit data, modulating the amplitude of the sync impulse to correspond to q-bit data and modulating the amplitude of the data impulse to correspond to r-bit data, and combining the sync impulse and the data impulse. As an example, n may be equal to p+q+r.

Modulation method, modulation apparatus using the same, demodulation method, and demodulation apparatus using the same

A method of forming a multi-layer circuit on a curved substrate includes forming, by a laser direct structuring process, a first layer of the multi-layer circuit on a first surface of the curved substrate. The method includes applying a first layer of paint to the first layer of the multi-layer circuit. The method includes forming, by the laser direct structuring process, a second layer of the multi-layer circuit on the first layer of the paint and electrically coupled to the first layer of the multi-layer circuit. The method includes applying a second layer of paint over the second layer of the multi-layer circuit and forming, by the laser direct structuring process, a third layer of the multi-layer circuit on the second layer of the paint and electrically coupled to the second layer of the multi-layer circuit.

Method for manufacturing a circuit having a lamination layer using laser direct structuring process

An electroluminescent display device includes a display panel including a plurality of pixels, a first compensation value calculator for calculating a first compensation value based on prediction according to an accumulation result of video data to be written in the pixels, a second compensation value calculator for calculating a second compensation value based on sensing according to an electrical sensing value with respect to driving characteristics of the pixels, and a data corrector for correcting the video data based on the first compensation value and the second compensation value.

Electroluminescent display device and method for driving ihe same

Embodiments of the inventive concept described herein relate to a method and a program for providing augmented reality image using depth data. According to an embodiment of the inventive concept, a method for providing an AR image using depth data includes a step S(a virtual image data receiving step) of receiving, by a client, virtual image data from a server, a step S(a display location determining step) of determining, by the client, a location, at which each pixel is to be displayed in a reality space, based on the depth data, and a step S(a virtual image data displaying step) of displaying the virtual image data in the reality space based on the determined location.

Method and program for providing augmented reality image by using depth data

The present disclosure relates to the method of manufacturing circuit having lamination layer using LDS (Laser Direct Structuring) to ease the application on surface structure for applied product of various electronic circuit and particularly, in which can form circuit structure of single-layer to multiple-layer on the surface of injection-molded substrate in the shape of plane or curved surface, metal product, glasses, ceramic, rubber or other material.

Growing community of inventors

Seoul, South Korea

Tae Wook Kim