Working Papers
 H^{1} and BMO on the padic vector space, submitted
 Optimization of composition between matrices (Just drawing up a plan)
 Sound source separation (writing)
 Gibbs phenomenon removal (done)
 l_1minimized superresolutions (writing with Prof. Sun)
 Mapping properties for a nonconvolutional type integral operators (reorganizing)
 Stocks price index fourier in view point of Gaussian random signals (writing)
 Riesz potetial on a curve (almost done)
 padic differentiation and its spectral fourier(almost done)
 Gibbs Phenomenon Removal and Characterization of the PaleyWiener
Space on the field of padic numbers (submitted) 
Accepted Papers
 A Weighted OFDM Signal Scheme for PeaktoAverage Power Ratio Reduction of OFDM Signals (with Shin, Kim) IEEE Trans.on Vehicular Technology (2013).

Publishied Papers
 Local edge detectors using a sigmoidal transformation for piecewise smooth data (with yoon), Applied Mathematics Letters 26 (2013) 270–276.
 Stability of localized integral operators on weighted L p spaces (with, Sun, Shin), Numer. Func. Anal. Optim.,79 (2012), 1,1661,193.
 Fractional integrals over a function of finite type on the intersection spaces (with J. Nah), Jour. Math. Anal. Appl. 387(2) (2012) 12091218.
 Gibbs phenomenon removal by adding Heaviside functions (with Yoon), Adv. Comp. Math., (2011) 117.
 Norm inequalities for the conjugate operator in twoweighted Lebesgue spaces (with J. Lee), Jour. Inequl. Appl. 2011:117 (22 November 2011).
 Estimates of Mharmonic conjugate operator (with J. Lee), Jour. Ineq. Appl. 2010:435450 (30 March 2010).
 Construction of Lanczos type filters for the Fourier series approximation (with B. I. Yun), Appl. Numer. Math. 59(2009), 280300.
 Nonuniform sampling of bandlimited functions (with C. E. Shin, M. B. Lee), IEEE Trans. Inform. Theory 54(2008), no. 8, 38143819.
 An algorithm to determine a dipole current in a sphere(with B. I. Yun, S. Y. Choung), Math. Methods in the Applied Science 30(2007), 1105–1119.
 Estimates of weighted HardyLittlewood averages on the padic vector space(with J. Lee), J. Math. Anal. Appl. 324(2006), 272284.
 An averageing method for the Fourier approximation to discontinuous functions(with B. I. Yun), Applied Math. and Comp. 183(2006), 272284.
 Uniqueness of nonharmonic series under a weaker growth condition Integral Transform and Special Functions(with S. Y. Choung), 17(2006), 2730.
 Green functions on the padic vector space(with J. W. Son), Comm. Kor. Math. Soc. 20(2005).
 Properties of symmetric matrices(with J. Lee), Jour. Math. Anal. and Appl. 305(2005), 219226.
 Estimates of Marcinkiewicz integrals with bounded homogeneous kernels of degree zero(with J. Lee), Integral equations and operator theory 48(2004), 213223.
 Properties for Mharmonoc conjugate operator(with J. Lee), Canadian Math. Bull. 46(2003), 113121.
 Mapping properties of the Marcinkiewicz integrals on homogeneous groups(with Y. Choe), Jour. Kor. Math. Soc. 39(2002), 6175.
 Marcinkiewicz integral operators on product domains, Math. Proc. Cambridge Philos. Soc. 132(2002), 523530.
 Weighted norm inequalities for pluriharmonic conjugate functions (with J. Lee), Jour. Math. Anal. and Appl. 268(2002), 707717.
 Maximal functions over hypersurfaces with flat points, Jour. Math.Anal. and Appl. 260(2001), 7082.
 Marcinkiewicz integrals with rough kernels on L^{p}, Jour. Math. Anal. and Appl. 232(1999), 347358.
 Weighted norm inequalities for Mharmonic conjugate functions (with U. J. Choi), Complex Variables Theory and Appl. 34(1997), 437444.
 Fractional derivatives of Bloch functions, Growth rate, and interpolation (with B. R. Choe), Acta Math. Hung. 72(1996), 6786.

Vita Patents & Research Projects
