Search Results - "Min, Dong Ki"

Experimental study for improving sound absorption of a composite helical-shaped porous structure using carbon fiber by Kim, Bo-Seung, Cho, Sung-Jin, Min, Dong-ki, Park, Junhong

“…A composite sound absorption structure constructed with fibrous layer and carbon fibers was proposed and its acoustic performance was experimentally studied…”
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High-Resolution Field Effect Sensing of Ferroelectric Charges by Ko, Hyoungsoo, Ryu, Kyunghee, Park, Hongsik, Park, Chulmin, Jeon, Daeyoung, Kim, Yong Kwan, Jung, Juhwan, Min, Dong-Ki, Kim, Yunseok, Lee, Ho Nyung, Park, Yoondong, Shin, Hyunjung, Hong, Seungbum

“…Nanoscale manipulation of surface charges and their imaging are essential for understanding local electronic behaviors of polar materials and advanced…”
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Effects of anterior weight-shifting methods on sitting balance in wheelchair-dependent patients with spinal cord injury by Choe, Han Seong, Min, Dong-Ki, Ahn, Jeoungah

“…[Purpose] This study aimed to compare changes in the center of pressure between healthy subjects and patients with spinal cord injury and to provide basic…”
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A Time-of-Flight 3-D Image Sensor With Concentric-Photogates Demodulation Pixels by Tae-Yon Lee, Yong-Jei Lee, Dong-Ki Min, Seung-Hoon Lee, Wang-Hyun Kim, Jung-Kyu Jung, Ovsiannikov, Ilia, Young-Gu Jin, Yoondong Park, Fossum, Eric R.

“…In this paper, we develop pixels with concentric-photogates for applications in time-of-flight 3-D image sensors with single-tap architecture. The pixel uses a…”
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In vivo stiffness measurement and in silico stiffness prediction of biceps brachii muscle using an isometric contraction exercise by Chung, Wan-Ho, Min, Dong-Ki, Hwang, Hyun-Jun, Lim, Jong-Kwang, Park, Jun-Hong, Kim, Hak-Sung

“…Cadavers are often used to measure the material properties of muscle via the static tensile loading test. However, the mechanical properties of the cadaver are…”
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The effects of upper and lower limb position on symmetry of vertical ground reaction force during sit-to-stand in chronic stroke subjects by Lee, Jae Hong, Min, Dong Ki, Choe, Han Seong, Lee, Jin Hwan, Shin, So Hong

“…[Purpose] The purpose of this study was to evaluate the influence of arm and leg posture elements on symmetrical weight bearing during Sit to Stand tasks in…”
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Comparison of vertebral and femoral bone mineral density in adult females by Choe, Han Seong, Lee, Jae Hong, Min, Dong Ki, Shin, So Hong

“…[Purpose] This study assessed vertebral and femoral bone mineral density in adult females. [Subjects and Methods] A total of 314 females in their 40s to 70s…”
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Scanning resistive probe microscopy: Imaging ferroelectric domains by Park, Hongsik, Jung, Juhwan, Min, Dong-Ki, Kim, Sungdong, Hong, Seungbum, Shin, Hyunjung

“…We report a resistive probe that detects electric field by field-induced resistance changes in a small resistive region at the apex of the tip and demonstrate…”
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Design and Analysis of the Position Detection Algorithm for a Probe Storage by Min, D.-K., Hong, S.

“…A new two-axis positional error detection algorithm for probe storage is proposed. Using only probes, this algorithm can detect two-axis positions…”
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Servo and tracking algorithm for a probe storage system by MIN, Dong-Ki, HONG, Seungbum

“…Very fast, precise and robust servo algorithm and tracking algorithm for a probe storage system are proposed, which use only probes without any additional…”
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Effects of anterior weight-shifting methods on sitting balance in wheelchair-dependent patients with spinal cord injury by HAN SEONG CHOE, DONG-KI MIN, JEOUNGAH AHN

“…[Abstract.] [Purpose] This study aimed to compare changes in the center of pressure between healthy subjects and patients with spinal cord injury and to…”
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Sound absorption structure in helical shapes made using fibrous paper by Kim, Bo-Seung, Cho, Sung-Jin, Min, Dong-Ki, Park, Junhong

“…This paper presents sound absorbing structure constructed using multiple layers of fibrous papers. Sound absorbing materials converts sound wave into thermal…”
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Honeycomb-shaped meta-structure for minimizing noise radiation and resistance to cooling fluid flow of home appliances by Cho, Sung-Jin, Kim, Bo-Seung, Min, Dong-Ki, Cho, Yeong-suk, Park, Jun-hong

“…Meta-structures composed of honeycomb-shaped unit cells were built to have high sound-proof and heat-exhaust performance. Each unit cell operates as a…”
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Non-Uniform Video Time-Lapse Method Based on Motion Scenario and Stabilization Constraint by Guo, Kai, Kim, Nakhoon, Seo, Duckchan, Kim, Irina, Chang, Soonkeun, Min, Dong-Ki, Lim, Sukhwan

“…Time-lapse of user captured video becomes popular in many applications recently, non-uniform sampling and digital video stabilization (VS) are usually two…”
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Modeling and Simulation of a Resistive Thermal Probe by Dong-Ki Min, Seungbum Hong

“…Resistive probe can detect the variation of electric field from a media by its current variation. Equivalently it is a variable resistor, which is sensitive to…”
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An all pixel PDAF CMOS image sensor with 0.64μmx1.28μm photodiode separated by self-aligned in-pixel deep trench isolation for high AF performance by Sungsoo Choi, Kyungho Lee, Jungbin Yun, Sungho Choi, Seungjoon Lee, Junghoon Park, Eun Sub Shim, Junghyung Pyo, Bumsuk Kim, Minwook Jung, Yunki Lee, Kyungmok Son, Sangil Jung, Tae-Shick Wang, Yunseok Choi, Dong-ki Min, Joonhyuk Im, Chang-Rok Moon, Duckhyung Lee, Duckhyun Chang

“…We present a CMOS image sensor (CIS) with phase detection auto-focus (PDAF) in all pixels. The size of photodiode (PD) is 0.64μm by 1.28μm, the smallest ever…”
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Correlation between grain size and domain size distributions in ferroelectric media for probe storage applications by Kim, Yunseok, Cho, Youngsang, Hong, Seungbum, Bühlmann, Simon, Park, Hongsik, Min, Dong-Ki, Kim, Seung-Hyun, No, Kwangsoo

“…The relationship between grain size and domain size distributions has been studied by piezoelectric force microscopy in ferroelectric films with average grain…”
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Tip traveling and grain boundary effects in domain formation using piezoelectric force microscopy for probe storage applications by Kim, Yunseok, Cho, Youngsang, Hong, Seungbum, Bühlmann, Simon, Park, Hongsik, Min, Dong-Ki, Kim, Seung-Hyun, No, Kwangsoo

“…Tip traveling and grain boundary effects have been investigated by varying the voltage pulse width on Pb ( Zr 0.25 Ti 0.75 ) O 3 films using piezoelectric…”
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Time of flight image sensor with 7um pixel and 640×480 resolution by Seounghyun Kim, Seungwon Cha, Heewoo Park, Jooyeong Gong, Yohwan Noh, Wanghyun Kim, Seunghoon Lee, Dong-Ki Min, Wonjoo Kim, Tae-Chan Kim, Eunseung Jung

“…Time of flight (ToF) sensor with pixel size of 7×7um and VGA resolution is developed using a backside illumination (BSI) structure. Quantum efficiency (QE) of…”
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Effect of domain structure on thermal stability of nanoscale ferroelectric domains by Woo, Jungwon, Hong, Seungbum, Min, Dong Ki, Shin, Hyunjung, No, Kwangsoo

“…We performed piezoelectric force microscopy (PFM) measurements on arrays of poled nanosize domains in 150 nm thick 〈111〉 preferentially oriented…”
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