Search Results - "LEE, Sungeun"

Timing and Frequency Synchronization for OFDM Downlink Transmissions Using Zadoff-Chu Sequences by Gul, Malik Muhammad Usman, Xiaoli Ma, Sungeun Lee

“…Orthogonal frequency division multiplexing (OFDM) technique has been widely adopted in wireless systems, but it is known for being sensitive to synchronization…”
Get full text

Self-Assembling Peptides and Their Application in the Treatment of Diseases by Lee, Sungeun, Trinh, Trang H T, Yoo, Miryeong, Shin, Junwu, Lee, Hakmin, Kim, Jaehyeon, Hwang, Euimin, Lim, Yong-Beom, Ryou, Chongsuk

“…Self-assembling peptides are biomedical materials with unique structures that are formed in response to various environmental conditions. Governed by their…”
Get full text

Performance Analysis of Two-Tier Femtocell Networks with Outage Constraints by KIM, Youngju, LEE, Sungeun, HONG, Daesik

“…This paper investigates the performance of two-tier femtocell networks with cochannel femtocell deployment while considering cellular geometry and cross-tier…”
Get full text

Isolation of Anti-Prion Compounds from Curcuma phaeocaulis Valeton Extract by Kim, Jaehyeon, Lee, Hakmin, Kim, Hye Mi, Kim, Ji Hoon, Byun, Sanghoon, Lee, Sungeun, Kim, Chul Young, Ryou, Chongsuk

“…Prion diseases, known as a group of fatal neurodegenerative disorders caused by prions, remain incurable despite extensive research efforts. In a recent study,…”
Get full text

Effect of multiple antennas at the source on outage probability for amplify-and-forward relaying systems by MIN, Hyunkee, LEE, Sungeun, KWAK, Kyungchul, HONG, Daesik

“…The amplify-and-forward (AF) relaying system considered here consists of a source node with M transmit antennas, and relay and destination nodes with a single…”
Get full text

Average SNR and Ergodic Capacity Analysis for Opportunistic DF Relaying with Outage over Rayleigh Fading Channels by SUNGEUN LEE, HAN, Myeongsu, HONG, Daesik

Get full text

Biphasic electrical currents stimulation promotes both proliferation and differentiation of fetal neural stem cells by Chang, Keun-A, Kim, Jin Won, Kim, Jeong A, Lee, Sung Eun, Lee, Sungeun, Kim, Saeromi, Suh, Won Hyuk, Kim, Hye-Sun, Kwon, Sunghoon, Kim, Sung June, Suh, Yoo-Hun

“…The use of non-chemical methods to differentiate stem cells has attracted researchers from multiple disciplines, including the engineering and the biomedical…”
Get full text

The Effect of Curcuma phaeocaulis Valeton (Zingiberaceae) Extract on Prion Propagation in Cell-Based and Animal Models by Lee, Sungeun, Lee, Hakmin, Kim, Jaehyeon, Kim, Ji Hoon, Gao, Eun Mei, Lee, Yoonjeong, Yoo, Miryeong, Trinh, Trang H T, Kim, Jieun, Kim, Chul Young, Ryou, Chongsuk

“…Prion diseases are neurodegenerative disorders in humans and animals for which no therapies are currently available. Here, we report that Valeton…”
Get full text

Essential Role of Transglutaminase 2 in Vascular Endothelial Growth Factor-Induced Vascular Leakage in the Retina of Diabetic Mice by Lee, Yeon-Ju, Jung, Se-Hui, Kim, Su-Hyeon, Kim, Min-Soo, Lee, Sungeun, Hwang, JongYun, Kim, Soo-Youl, Kim, Young-Myeong, Ha, Kwon-Soo

“…Diabetic retinopathy is predominantly caused by vascular endothelial growth factor (VEGF)-induced vascular leakage; however, the underlying mechanism is…”
Get full text

New OFDM Channel Estimation with Dual-ICI Cancellation in Highly Mobile Channel by KWAK, Kyungchul, LEE, Sungeun, MIN, Hyunkee, CHOI, Sooyong, HONG, Daesik

“…The number of coefficients for estimating time-varying channel is generally much larger than the maximum number of observable data. Linearly time-varying…”
Get full text

Effectiveness of simulation-based interprofessional education for medical and nursing students in South Korea: a pre-post survey by Yu, Jihye, Lee, Woosuck, Kim, Miran, Choi, Sangcheon, Lee, Sungeun, Kim, Soonsun, Jung, Yunjung, Kwak, Dongwook, Jung, Hyunjoo, Lee, Sukyung, Lee, Yu-Jin, Hyun, Soo-Jin, Kang, Yun, Kim, So Myeong, Lee, Janghoon

“…Effective collaboration and communication among health care team members are critical for providing safe medical care. Interprofessional education aims to…”
Get full text

Wireless Cooperative Synchronization of Coherent UWB MIMO Radar by Kong, Sunwoo, Lee, Sungeun, Kim, Choul-Young, Hong, Songcheol

“…We present a synchronization method and coherent ultra-wideband transceivers for a widely separated multiple-input multiple-output (MIMO) radar…”
Get full text

Synthesis and anti-prion aggregation activity of acylthiosemicarbazide analogues by Kim, Dong Hwan, Kim, Jaehyeon, Lee, Hakmin, Lee, Dongyun, Im, So Myoung, Kim, Ye Eun, Yoo, Miryeong, Cheon, Yong-Pil, Bartz, Jason C., Son, Young-Jin, Choi, Eun-Kyoung, Kim, Yong-Sun, Jeon, Jae-Ho, Kim, Hyo Shin, Lee, Sungeun, Ryou, Chongsuk, Nam, Tae-gyu

“…Prions are infectious protein particles known to cause prion diseases. The biochemical entity of the pathogen is the misfolded prion protein (PrP Sc ) that…”
Get full text

A K-Band CMOS UWB Four-Channel Radar Front-End With Coherent Pulsed Oscillator Array by Lee, Sungeun, Kong, Sunwoo, Kim, Choul-Young, Hong, Songcheol

“…A K-band CMOS ultra-wideband (UWB) four-channel radar front-end based on timed-array coherent pulsed oscillators is presented. The trigger-signal delay method…”
Get full text

OFDM Channel Estimation With Jammed Pilot Detector Under Narrow-Band Jamming by HAN, Myeongsu, YU, Takki, KIM, Jihyung, KWAK, Kyungchul, LEE, Sungeun, HAN, Seungyoup, HONG, Daesik

“…This paper presents a channel estimation scheme using a new jammed pilot detection algorithm for orthogonal frequency-division multiplexing (OFDM) systems…”
Get full text

A new PAPR reduction technique for OFDM systems using advanced peak windowing method by Cha, Sungkeun, Park, Myonghee, Lee, Sungeun, Bang, Keuk-Joon, Hong, Daesik

“…In this paper, we investigate an advanced peak windowing method as a peak-to-average power ratio (PAPR) reduction technique in orthogonal frequency division…”
Get full text

Identification and Validation of SAA4 as a Rheumatoid Arthritis Prescreening Marker by Liquid Chromatography Tandem-mass Spectrometry by Seok, AeEun, Lee, Hyun-Jung, Lee, Sungeun, Lee, Jiyeong, Mun, Sora, Park, Arum, Chun, Yeon-Tae, Lee, Jae-Hyeon, Lim, Hee-Joung, Kang, Hee-Gyoo

“…Rheumatoid arthritis (RA) is a chronic autoimmune disease that progresses into systemic inflammation and joint deformity. RA diagnosis is a complicated…”
Get full text

A K -Band CMOS UWB Radar Transmitter With a Bi-Phase Modulating Pulsed Oscillator by LEE, Sungeun, KIM, Choul-Young, HONG, Songcheol

“…This paper presents a K-band CMOS UWB radar transmitter with highly accurate variable delay circuits and a bi-phase modulating pulsed oscillator. The UWB radar…”
Get full text

Carrier Frequency Offset Estimation Using ESPRIT for Interleaved OFDMA Uplink Systems by LEE, Junghoon, LEE, Sungeun, BANG, Keuk-Joon, CHA, Sungkeun, HONG, Daesik

“…In this paper, a new carrier frequency offset (CFO) estimator based on the system of estimation of signal parameters via rotational invariance technique is…”
Get full text

Ground-based ELF/VLF chorus observations at subauroral latitudes-VLF-CHAIN Campaign by Shiokawa, Kazuo, Yokoyama, Yu, Ieda, Akimasa, Miyoshi, Yoshizumi, Nomura, Reiko, Lee, Sungeun, Sunagawa, Naoki, Miyashita, Yukinaga, Ozaki, Mitsunori, Ishizaka, Kazumasa, Yagitani, Satoshi, Kataoka, Ryuho, Tsuchiya, Fuminori, Schofield, Ian, Connors, Martin

“…We report observations of very low frequency (VLF) and extremely low frequency (ELF) chorus waves taken during the ELF/VLF Campaign observation with…”
Get full text