Search Results - "Cho, N.I."

Fixed-point error analysis of CORDIC processor based on the variance propagation formula by Park, Sang Yoon, Cho, Nam Ik

“…This paper presents a fixed-point mean-square error (MSE) analysis of coordinate rotation digital computer (CORDIC) processors based on the variance…”
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A study on a platinum–silicon carbide Schottky diode as a hydrogen gas sensor by Kim, C.K, Lee, J.H, Lee, Y.H, Cho, N.I, Kim, D.J

“…The mechanism of hydrogen sensing by platinum–silicon carbide Schottky diode was investigated over the temperature range of 100–500°C. The effects of hydrogen…”
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Study of Co- and Ni-based ohmic contacts to n-type 4H-SiC by Yang, S.J., Kim, C.K., Noh, I.H., Jang, S.W., Jung, K.H., Cho, N.I.

“…We report the material and electrical properties of CoSi 2 and NiSi 2 contacts to n-type 4H-SiC depending on the post-annealing and the metal covering…”
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The possibility of pulsed laser deposited organic thin films for light-emitting diodes by Hong, C., Chae, H.B., Lee, K.H., Ahn, S.K., Kim, C.K., Kim, T.W., Cho, N.I., Kim, S.O.

“…Organic films of Alq 3 and TPD, which stand as successful materials used in organic electroluminescence applications, were deposited by the pulsed laser…”
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On the adaptive lattice notch filter for the detection of sinusoids by Cho, N.I., Lee, S.U.

“…A lattice notch filter for the detection and enchancement of sinusoids in noise is presented, and the convergence properties of the algorithm are investigated…”
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Pd- and Pt-SiC Schottky diodes for detection of H2 and CH4 at high temperature by Kim, C.K, Lee, J.H, Choi, S.M, Noh, I.H, Kim, H.R, Cho, N.I, Hong, C, Jang, G.E

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Error resilient video coding using optimal multiple description of DCT coefficients by Kim, I.K., Cho, N.I.

“…This paper proposes an algorithm for the robust transmission of video in error prone environment using multiple description (MD) scheme and optimal splitting…”
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Plasma assisted process for deposition of silicon carbide thin films by Cho, N.I., Choi, Y., Noh, S.J.

“…Silicon carbide (SiC) thin films were deposited on silicon substrate by the RF plasma chemical method, operating at a frequency of 13.56 MHz. Two different…”
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On the regular structure for the fast 2-D DCT algorithm by Cho, N.I., Yun, I.D., Lee, S.U.

“…N. I. Cho and S. U. Lee (1991) proposed a fast algorithm for 2-D N*N DCT, where N=2/sup m/. It requires only half the number of multiplications of the…”
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Cu/Si/Cu multilayer structures for Ohmic contact on n-type 4H-SiC substrates by Cho, N.I., Choi, Y., Noh, S.J.

“…Low temperature processes for Ohmic contacts to n-type 4H-SiC substrates were studied using Cu/Si/Cu multilayer structures as a function of post-annealing and…”
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Fabrication of silicon PIN diode as proton energy detector by Cho, N.I., Nam, H.G., Cha, K.H., Lee, K.H., Noh, S.J.

“…A proton detector device was fabricated by the conventional silicon process, including photolithography, oxidation, ion implantation, and metal electrode…”
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A fast 44 DCT algorithm for the recursive 2-D DCT by Cho, N.I., Lee, S.U.

“…The authors present an efficient algorithm for the computation of the 4*4 discrete cosine transform (DCT). The algorithm is based on the decomposition of the…”
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Pd- and Pt-SiC Schottky diodes for detection of H 2 and CH 4 at high temperature by Kim, C.K, Lee, J.H, Choi, S.M, Noh, I.H, Kim, H.R, Cho, N.I, Hong, C, Jang, G.E

“…Hydrogen- and methane-sensing characteristics of Pt- and Pd-SiC Schottky diodes, fabricated on the same SiC substrate, have been compared and analyzed as a…”
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NO 2 gas sensing characteristics of Pt–Wo 3–Si 3N 4–SiO 2–Si–Al capacitor by Kim, C.K, Lee, J.H, Kang, W.P, Yoo, K.S, Jang, G.E, Cho, N.I

“…A new gas-sensitive capacitor utilizing Pt–WO 3–Si 3N 4–SiO 2–Si–Al MIS structure has been explored. The incorporation of Pt as the catalytic gate and WO 3 as…”
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Laser annealing effect of SiC films prepared by PECVD (plasma enhanced chemical vapor deposition) by Cho, N.I., Kim, Y.M., Lim, J.S., Hong, C., Sul, Y., Kim, C.K.

“…PECVD (plasma enhanced chemical vapor deposition) technology has been used for the deposition of amorphous SiC films onto single crystal silicon substrates at…”
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NO2 gas sensing characteristics of Pt–Wo3–Si3N4–SiO2–Si–Al capacitor by Kim, C.K, Lee, J.H, Kang, W.P, Yoo, K.S, Jang, G.E, Cho, N.I

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RF plasma assisted process for the deposition of silicon carbide thin films by Cho, N.I., Vlaskina, S., Noh, S.J.

“…Summary form only given, as follows. Recently, interest has increased about silicon carbide (SiC) thin films deposited onto various substrates because of the…”
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On the tracking properties of the ALNF (adaptive lattice notch filter) by Cho, N.I., Lee, S.U.

“…The tracking properties of the ALNF (adaptive lattice notch filter) for linearly and randomly varying frequencies are investigated. Expressions for the…”
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On the performance analysis of ALE using an IIR lattice notch filter by Cho, N.I., Lee, S.U.

“…An attempt is made at a quantitative understanding of the ALE (adaptive line enhancer) using an adaptive IIR (infinite impulse response) lattice notch filter…”
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On the performance analysis of the subband adaptive digital filter by Yang, Y.G., Cho, N.I., Lee, S.U.

“…A performance analysis of the subband adaptive digital filter (SBADF) is presented, and some examples are given which show that SBADF yields better convergence…”
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