Search Results - "Chang, Gyu Tae"

Analysis of Frequency Mismatch in Narrowband Active Noise Control by Hyeon-Jin Jeon, Tae-Gyu Chang, Kuo, Sen M

“…This paper analyzes the effects of frequency mismatch between the actual frequency of the primary noise and the frequency of the synthesized reference signal…”
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A Narrowband Active Noise Control System With Frequency Corrector by Hyeon-Jin Jeon, Tae-Gyu Chang, Sungwook Yu, Kuo, S M

“…The performance of narrowband active noise control (ANC) systems degenerates significantly under the frequency mismatch between the synthesized reference…”
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Iterative Frequency Estimation Based on MVDR Spectrum by JEON, Hyeon-Jin, CHANG, Tae-Gyu

“…Frequency estimation is an important task in a power system since the frequency deviation is a yardstick for the power system abnormal operating conditions…”
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The Derivation of the Stability Bound of the Feedback ANC System That Has an Error in the Estimated Secondary Path Model by Moon, Seong-Pil, Chang, Tae-Gyu

“…This paper investigates the stability problem of the feedback active noise control (ANC) system, which can be caused by the modeling error of the…”
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Performance of a Frequency-Domain OFDM-Timing Estimator by Demeechai, T., Tae-Gyu Chang, Siwamogsatham, S.

“…A frequency-domain algorithm for OFDM-timing estimation is considered useful when the OFDM system is to operate in a known narrowband interference channel,…”
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IEEE 802.15.4 BPSK Receiver Architecture Based on a New Efficient Detection Scheme by Hyeon-Jin Jeon, Demeechai, Tanee, Woo-Geun Lee, Dong-Hwan Kim, Tae-Gyu Chang

“…This paper proposes a new differential-detection scheme for IEEE 802.15.4 BPSK receivers. The proposed detection scheme derives not only the decision variables…”
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Optimal Post-Process/In-Loop Filtering for Improved Video Compression Performance by Dong-Hwan Kim, Hwa-Yong Oh, Urhan, O., Erturk, S., Tae-Gyu Chang

“…This paper presents a novel optimal filtering approach that can be integrated into video compression schemes to improve video compression performance. In the…”
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One-dimensional processing for efficient optimal post-process/in-loop filtering in video coding by Akbulut, O., Urhan, O., Erturk, S., Tae-Gyu Chang

“…In this paper, efficient optimal post-process/inloop filtering in video coding is presented by applying two separate one-dimensional filters to significantly…”
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High Current Ionic Diode Using Homogeneously Charged Asymmetric Nanochannel Network Membrane by Choi, Eunpyo, Wang, Cong, Chang, Gyu Tae, Park, Jungyul

“…A high current ionic diode is achieved using an asymmetric nanochannel network membrane (NCNM) constructed by soft lithography and in situ self-assembly of…”
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Post-filtering of DCT Coded Images Using Fuzzy Blockiness Detector and Linear Interpolation by Hak-Choong Kim, Urhan, O., Tae-Gyu Chang

“…Post-filtering is an effective tool for improvement of encoded image and video quality at low bit-rates. Some consumer electronics devices such as mobile…”
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Modified Constrained One-Bit Transform Based Fast Block Motion Estimation by Hwa-Yong Oh, Dong-Hwan Kim, Urhan, O., Tae-Gyu Chang

“…Low-bit representation based motion estimation approaches such as one-bit transform, multiplication-free one-bit transform, and two-bit transform use matching…”
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Low Complexity Video Encoding with One-Bit Transform based Network-Driven Motion Estimation by Hwa-Yong Oh, Erturk, S., Tae-Gyu Chang

“…Low complexity video encoding is desired in many applications requiring real-time encoding of video, particularly for mobile equipment. In order to reduce…”
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Distributed Nodes-Based Collaborative Sustaining of Precision Clock Synchronization upon Master Clock Failure in IEEE 1588 System by Son, Kyou Jung, Chang, Tae Gyu

“…This paper proposes a distributed nodes-based clock synchronization method to sustain sub-microsecond precision synchronization of slave clocks upon master…”
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A compact transmit/receive switch for 2.4 GHz reader-less active RFID tag transceiver by Bhuiyan, Mohammad Arif Sobhan, Reaz, Mamun Bin Ibne, Jalil, Jubayer, Rahman, Labonnah Farzana, Chang, Tae Gyu

“…Radio frequency identification (RFID) is a ubiquitous identification technology nowadays. An on-chip high-performance transmit/receive (T/R) switch is designed…”
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Stability analysis of the FBANC system having delay error in the estimated secondary path model by Seong-Pil Moon, Kyou-Jung Son, Tae-Gyu Chang

“…The Feedback active noise control (FBANC) scheme is widely used in portable ANC applications. But the FBANC has un-stability problem caused by the modeling…”
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Safety and efficacy of East Asian herbal medicine for iron deficiency anemia in children and adolescents: a systematic review and meta-analysis by Jeong, Yoon Kyoung, Kim, Jae Hyun, Lee, Sun Haeng, Bang, Miran, Chang, Gyu Tae

“…This systematic review and meta-analysis aimed to evaluate the efficacy and safety of East Asian herbal medicine (HM) for iron deficiency anemia (IDA) in…”
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Acupuncture for the treatment of childhood anorexia: A systematic review and meta-analysis by Lee, Boram, Ko, Mi Mi, Lee, Sun Haeng, Chang, Gyu Tae

“…Childhood anorexia, among the commonest symptoms of children, involved long-term loss of appetite/decreased food intake and refusal to try or eat certain…”
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Ultra-fast responsive colloidal–polymer composite-based volatile organic compounds (VOC) sensor using nanoscale easy tear process by Chang, Hyung-Kwan, Chang, Gyu Tae, Thokchom, Ashish K., Kim, Taesung, Park, Jungyul

“…There is an immense need for developing a simple, rapid, and inexpensive detection assay for health-care applications or monitoring environments. To address…”
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Improved "Augmented MVDR Spectrum-Based Frequency Estimation Algorithm" for Unbalanced Power Systems by Son, Kyou Jung, An, Gi Sung, Kim, Yoon Hyun, Chang, Tae-Gyu

“…This article proposes mymargin an improved augmented iterative minimum variance distortionless response (AI-MVDR) frequency estimation algorithm which resolves…”
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Longitudinal Bone Growth Stimulating Effect of Allium macrostemon in Adolescent Female Rats by Kim, Hyung-Joong, Lee, Sun Haeng, Lee, Sung Hyun, Lee, Jihong, Kim, Hocheol, Chang, Gyu Tae, Lee, Donghun

“…(AM) may affect bone growth by regulating bone formation and resorption. To examine the effect of AM on bone growth, 48 rats were divided into four…”
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