Search Results - "Heui Chang Lee"

Power Control and Beamforming for Femtocells in the Presence of Channel Uncertainty by OH, Dong-Chan, LEE, Heui-Chang, LEE, Yong-Hwan

“…Femtocells that are installed in existing macrocellular networks form a two-tiered heterogeneous network, yielding an interference problem between the two…”
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PrismPlus: a mouse line expressing distinct fluorophores in four different brain cell types by Gaire, Janak, Lee, Heui Chang, Ward, Ray, Currlin, Seth, Woolley, Andrew J., Coleman, Jason E., Williams, Justin C., Otto, Kevin J.

“…To screen the complex central nervous system (CNS) injury responses, we created a quadruple-labelled ‘PrismPlus’ mouse line with a genetically encoded distinct…”
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Mitigation of Inter-Femtocell Interference with Adaptive Fractional Frequency Reuse by Heui-Chang Lee, Dong-Chan Oh, Yong-Hwan Lee

“…In this paper, we consider the use of fractional frequency reuse (FFR) to mitigate inter-femtocell interference in multi-femtocell environments. The use of…”
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Spontaneous synchronized burst firing of subthalamic nucleus neurons in rat brain slices measured on multi-electrode arrays by Chu, Jun-Uk, Jeong, Mee Jee, Song, Kang-Il, Lee, Heui-Chang, Kim, Jinseok, Kim, Yong-Jun, Choi, Kuiwon, Suh, Jun-Kyo Francis, Youn, Inchan

“…► An organotypic rat midbrain slice culture was presented including the STN. ► Multi-electrode array recordings were performed from STN neurons. ► The majority…”
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Placing Sites on the Edge of Planar Silicon Microelectrodes Enhances Chronic Recording Functionality by Lee, Heui Chang, Gaire, Janak, Roysam, Badrinath, Otto, Kevin J.

“…Objective: This study aims to identify the impact of using edge sites over center sites on a planar silicon microelectrode array. Methods: We used…”
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Coordinated User Scheduling with Transmit Beamforming in the Presence of Inter-Femtocell Interference by Heui-Chang Lee, Dong-Chan Oh, Yong-Hwan Lee

“…Deployment of multiple femtocells in a confined area may cause serious interference problem to each other. To mitigate the inter-femtocell interference, we…”
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Linear Hard Decision Combining for Cooperative Spectrum Sensing in Cognitive Radio Systems by Dong-Chan Oh, Heui-Chang Lee, Yong-Hwan Lee

“…In this paper, we propose a new cooperative spectrum sensing scheme to minimize the false alarm probability while satisfying the detection probability at a…”
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Comparison between proton boron fusion therapy (PBFT) and boron neutron capture therapy (BNCT): a monte carlo study by Jung, Joo-Young, Yoon, Do-Kun, Barraclough, Brendan, Lee, Heui Chang, Suh, Tae Suk, Lu, Bo

“…The aim of this study is to compare between proton boron fusion therapy (PBFT) and boron neutron capture therapy (BNCT) and to analyze dose escalation using a…”
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The investigation of physical conditions of boron uptake region in proton boron fusion therapy (PBFT) by Jung, Joo-Young, Yoon, Do-Kun, Lee, Heui Chang, Lu, Bo, Suh, Tae Suk

“…We conducted a quantitative study to identify the effectiveness of proton boron fusion therapy (PBFT). Four simulation scenarios were designed to investigate…”
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Histological evaluation of flexible neural implants; flexibility limit for reducing the tissue response? by Lee, Heui Chang, Ejserholm, Fredrik, Gaire, Janak, Currlin, Seth, Schouenborg, Jens, Wallman, Lars, Bengtsson, Martin, Park, Kinam, Otto, Kevin J

“…Flexible neural probes are hypothesized to reduce the chronic foreign body response (FBR) mainly by reducing the strain-stress caused by an interplay between…”
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The role of inflammation on the functionality of intracortical microelectrodes by Gaire, Janak, Lee, Heui Chang, Hilborn, Nicholas, Ward, Ray, Regan, Mary, Otto, Kevin J

“…Neuroinflammation has long been associated with the performance decline of intracortical microelectrodes (IMEs). Consequently, several strategies, including…”
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The effect of site placement within silicon microelectrodes on the long-term electrophysiological recordings by Heui Chang Lee, Gaire, Janak, McDowell, Sean P., Otto, Kevin J.

“…Intracortical microelectrodes can be used to treat various neurological disorders given their capabilities to interface with single or multiple populations of…”
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Cognitive radio based femtocell resource allocation by Dong-Chan Oh, Heui-Chang Lee, Yong-Hwan Lee

“…In this paper, we consider resource allocation in femtocell networks to maximize the throughput while minimizing interference to macro-cell users nearby. This…”
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An efficient iterative CBCT reconstruction approach using gradient projection sparse reconstruction algorithm by Lee, Heui Chang, Song, Bongyong, Kim, Jin Sung, Jung, James J, Li, H. Harold, Mutic, Sasa, Park, Justin C

“…The purpose of this study is to develop a fast and convergence proofed CBCT reconstruction framework based on the compressed sensing theory which not only…”
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Variable step size methods for solving simultaneous algebraic reconstruction technique (SART)-type cbct reconstructions by Lee, Heui Chang, Song, Bongyong, Kim, Jin Sung, Jung, James J, Li, H Harold, Mutic, Sasa, Park, Justin C

“…Compared to analytical reconstruction by Feldkamp-Davis-Kress (FDK), simultaneous algebraic reconstruction technique (SART) offers a higher degree of…”
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Device design factors for enhancing the functionality of chronic intracortical microelectrodes by Lee, Heui Chang

“…Intracortical microelectrodes are devices used in brain-computer interfaces (BCI) to help regain lost motor, sensory, and cognitive functions of individuals…”
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