P. P. Vaidyanathan

Journal Articles, ~1985

• P. P. Vaidyanathan and S. K. Mitra, ``On the construction of a digital transfer function from its real part on the unit circle,'' Proc. of the IEEE, vol. 70, pp. 198-199, February 1982 ( correspondence item ).

• P. P. Vaidyanathan and S. K. Mitra, ``Low passband sensitivity digital filters: A generalized viewpoint and synthesis procedures,'' Proceedings of the IEEE, vol. 72, pp. 404-423, April 1984.

• A. Kundu, S. K. Mitra and and P. P. Vaidyanathan, ``Application of two-dimensional generalized mean filtering for removal of impulse noise from images,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. ASSP-32, pp. 600-609, June 1984.

• P. P. Vaidyanathan, ``On maximally flat linear phase FIR filters,'' IEEE Trans. on Circuits and Systems, vol. CAS-31, pp. 830-832, September 1984 ( correspondence item ).

• P. P. Vaidyanathan, ``On error spectrum shaping in state space digital filters,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 88-92, January 1985.

• P. P. Vaidyanathan, ``The doubly terminated lossless digital two-pair in digital filtering,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 197-200, February 1985.

• P. P. Vaidyanathan, ``Efficient and multiplierless design of FIR filters with very sharp cutoff via maximally flat building blocks,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 236-244, March 1985.

• P. P. Vaidyanathan and S. K. Mitra, ``Passivity properties of low-sensitivity digital filter structures,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 217-224, March 1985.

• P. P. Vaidyanathan and S. K. Mitra, ``Very low sensitivity FIR filter implementation using structural passivity concept,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 360-364, April 1985.

• P. P. Vaidyanathan, ``A general theorem for degree-reduction of a digital BR function,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 414-415, April 1985 ( correspondence item ).

• P. P. Vaidyanathan and G. Beitman, ``On prefilters for digital FIR filter design,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 494-499, May 1985 ( correspondence item ).

• P. P. Vaidyanathan, ``A unified approach to orthogonal digital filters and wave digital filters, based on LBR two-pair extraction,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 673-686, July 1985.

• S. K. Mitra, P. P. Vaidyanathan and B. D. O. Anderson, ``A general theory and synthesis procedure for low sensitivity active RC filters,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 687-699, July 1985.

• P. P. Vaidyanathan, ``Optimal design of linear-phase FIR digital filters with very flat passbands and equiripple stopbands,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 904-917, September 1985.

• P. P. Vaidyanathan , ``The discrete-time bounded real lemma in digital filtering,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 918-924, September 1985.

• P. P. Vaidyanathan and S. K. Mitra, ``A general family of multivariable digital lattice filters,'' IEEE Trans. on Circuits and systems, vol. CAS-32, pp. 1234-1245, Dec. 1985.

• P. P. Vaidyanathan, ``On power complementary FIR filters,'' IEEE Trans. on Circuits and Systems, vol. CAS-32, pp. 1308-1310, Dec. 1985.

Journal Articles, 1986

• P. P. Vaidyanathan and S. K. Mitra, ``Synthesis of arbitrary digital transfer functions using allpass-based structures derived via LBR two-pair extraction procedure,'' Circuits, Systems and Signal Processing, vol. 5, No. 3, pp. 343-370, 1986.

• P. P. Vaidyanathan and S. K. Mitra, ``Discrete version of Richards' theorem and applications to cascaded lattice realization of digital filter transfer matrices and functions,'' IEEE Trans. on Circuits and Systems, vol. CAS-33, pp. 26-34, Jan 1986.

• P. P. Vaidyanathan, S. K. Mitra and Y. Neuvo, ``A new approach to the realization of low sensitivity IIR digital filters,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. ASSP-34, pp. 350-361, April 1986.

• P. P. Vaidyanathan, ``Passive cascaded lattice structures for low sensitivity FIR filter design, with applications to filter banks,'' IEEE Trans. on Circuits and Systems, vol. CAS-33, pp. 1045-1064, Nov. 1986.

• K. Swaminathan and P. P. Vaidyanathan, ``Theory and design of uniform DFT, parallel, quadrature mirror filter banks,'' IEEE Trans. on Circuits and Systems, vol. CAS-33, pp. 1170-1191, Dec. 1986.

Journal Articles, 1987

• P. P. Vaidyanathan, ``A note on general parallel QMF banks,'' IEEE Trans. on Circuits and Systems, vol. 34, pp. 101-103, Jan 1987.

• P. P. Vaidyanathan and T. Q. Nguyen, ``Eigenfilters: a new approach to least squares FIR filter design and applications including Nyquist filters,'' IEEE Trans. on Circuits and Systems,vol. 34, pp. 11-23, January 1987.

• P. P. Vaidyanathan and T. Q. Nguyen, ``A `trick' for the design of FIR half-band filters,'' IEEE Trans. on Circuits and Systems, vol. 34, pp. 297-300, March 1987.

• P. P. Vaidyanathan and Vincent Liu, ``An improved sufficient condition for absence of limit cycles in digital filters,'' IEEE Trans. on Circuits and Systems, vol. 34, pp. 319-322, March 1987.

• P. P. Vaidyanathan, ``Theory and design of M-channel maximally decimated quadrature mirror filters with arbitrary M, having perfect reconstruction property,''IEEE Trans. on Acoustics, Speech and Signal Processing,vol. 35, pp. 476-492, April 1987.

• P. P. Vaidyanathan and Sanjit K. Mitra, ``A unified structural interpretation of some well-known stability test procedures for linear systems,'' Proceedings of the IEEE,vol. 75, pp. 478-497, April 1987.

• P. P. Vaidyanathan, P. Regalia and S. K. Mitra, ``Design of doubly complementary IIR digital filters using a single complex allpass filter, with multirate applications,''IEEE Trans. on Circuits and Systems, vol. 34, pp. 378-389 April 1987.

• P. P. Vaidyanathan, ``Quadrature mirror filter banks, M-band extensions and perfect-reconstruction techniques,''IEEE ASSP magazine, vol. 4, pp. 4-20, July 1987.

• P. P. Vaidyanathan, ``On predicting a band-limited signal based on past sample values,'' Proc. of the IEEE,vol. 75, pp. 1125-1127, August 1987.

• P. P. Vaidyanathan,``Perfect reconstruction QMF banks for two dimensional applications,''IEEE Trans. on Circuits and Systems, vol. 34, pp. 976-978, Aug. 1987.

• P. P. Vaidyanathan and K. Swaminathan, ``Alias free, real coefficient m-band QMF banks for arbitrary m,'' IEEE Trans. on Circuits and Systems, vol. 34, pp. 1485-1496, Dec. 1987.

• P. A. Regalia, P. P. Vaidyanathan, M. Renfors, Y. Neuvo, and S. K. Mitra, `Tree-structured complementary filter banks using allpass sections,''IEEE Trans. on Circuits and Systems,vol. 34, pp. 1470-1484, Dec. 1987.

• Zinnur Doganata and P. P. Vaidyanathan, ``On one-multiplier implementations of FIR ttice structures,''IEEE Trans. on Circuits and Systems,vol. 34, pp. 1608-1609, Dec. 1987.

Journal Articles, 1988

• P. P. Vaidyanathan and Phuong-Quan Hoang, ``Lattice structures for optimal design and robust implementation of two-channel perfect reconstruction QMF banks,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 36, pp. 81-94, January 1988.

• P. A. Regalia, S. K. Mitra and P. P. Vaidyanathan, ``The digital allpass filter: a versatile signal processing building block,'' Proc. of the IEEE, pp. 19-37, January 1988.

• P. P. Vaidyanathan and S. K. Mitra, ``Polyphase networks, block digital filtering, LPTV systems, and alias-free QMF banks: a unified approach based on pseudo-circulants,'' IEEE Trans. on Acoustics, Speech and Signal Proc., vol. 36, pp. 381-391, March 1988.

• T. Q. Nguyen and P. P. Vaidyanathan, ``Maximally decimated perfect-reconstruction FIR filter banks with pairwise mirror-image analysis (and synthesis) frequency responses,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 36, pp. 693-706, May 1988.

• Vincent C. Liu and P. P. Vaidyanathan, ``Circulant and skew-circulant matrices as new normal-form realization of IIR digital filters,'' IEEE Trans. on Circuits and Systems, vol. 35, pp. 625-635, June 1988.

• P. P. Vaidyanathan and Vincent C. Liu, ``Classical sampling theorems in the context of multirate and polyphase digital filter bank structures,'' IEEE Trans. on Acoustics, Speech and Signal Proc., vol. 36, pp. 1480-1495, Sept. 1988.

• P. A. Regalia, S. K. Mitra, and P. P. Vaidyanathan, ``Bounded complex and lossless bounded complex transfer functions and their applications,'' Journal of the Institution of Electronics and Telecomm. Engineers, India, vol. 34, pp. 375-382, Sept.-Oct. 1988.

• V. C. Liu and P. P. Vaidyanathan, ``Compression of two-dimensional band-limited signals using sub-sampling theorems,'' Journal of the Institution of Electronics and Telecomm. Engineers, India, vol. 34, pp. 416-422, Sept.-Oct. 1988.

• P. P. Vaidyanathan, Zinnur Doganata and Truong Q. Nguyen, ``General synthesis procedures for FIR lossless transfer matrices for perfect-reconstruction multirate filter bank applications,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 36, pp. 1561-1574, Oct. 1988.

Journal Articles, 1989

• T. Q. Nguyen and P. P. Vaidyanathan, ``Two-channel perfect reconstruction FIR QMF structures which yield linear-phase analysis and synthesis filters,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 37, pp. 676-690, May 1989.

• P. P. Vaidyanathan, T. Q. Nguyen, Z. Doganata and T. Saramaki, ``Improved technique for design of perfect reconstruction FIR QMF banks with lossless polyphase matrices,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 37, pp. 1042-1056, July 1989.

• P. P. Vaidyanathan and Z. Doganata, ``The role of lossless systems in modern digital signal processing:'' A tutorial,'' IEEE Trans. on Education (special issue on Circuits and Systems), pp. 181-197, August 1989.

Journal Articles, 1990

• P. P. Vaidyanathan, ``Multirate digital filters, filter banks, polyphase networks, and applications: A tutorial,'' Proceedings of the IEEE, vol. 78, pp. 56-92, Jan. 1990. Paper

• P. P. Vaidyanathan, ``Derivation of new and existing discrete-time Kharitonov theorems based on discrete-time reactances,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 38, pp. 277-285, Feb. 1990.

• R. D. Koilpillai and P. P. Vaidyanathan, ``On arbitrary-level IIR and FIR filters,'' IEEE Trans. on Circuits and Systems, vol. 37, pp. 280-284, Feb. 1990.

• T. Q. Nguyen and P. P. Vaidyanathan, ``Structures for $M$-channel perfect reconstruction FIR QMF banks which yield linear-phase analysis filters,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 38, pp. 433-446, Mar. 1990.

• V. C. Liu and P. P. Vaidyanathan, ``On factorization of a subclass of 2D digital FIR lossless matrices for 2D QMF bank applications,'' IEEE Trans. on Circuits and Systems, vol. 37, pp. 852-854. June, 1990.

• P. P. Vaidyanathan and V. C. Liu, ``Efficient reconstruction of bandlimited sequences from nonuniformly decimated versions, by use of polyphase filter banks,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 38, pp. 1927-1936, Nov. 1990.

• P. P. Vaidyanathan, ``Fundamentals of multidimensional multirate digital signal processing,'' Sadhana, Indian Academy of Sciences, pp. 157-176, Nov. 1990.

• Z. Doganata and P. P. Vaidyanathan, ``Minimal structures for the implementation of digital rational lossless systems,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 38, pp. 2058-2074, Dec. 1990.

Journal Articles, 1991

• T. Chen and P. P. Vaidyanathan, ``Multidimensional multirate filters derived from one dimensional filters,'' Electronics letters, vol. 27, pp. 225-228, January 1991.

• P. P. Vaidyanathan, ``On coefficient-quantization and computational roundoff effects in lossless multirate filter banks,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 39, pp. 1006-1008, April 1991.

• R. D. Koilpillai, T. Q. Nguyen, and P. P. Vaidyanathan, ``Some results in the theory of cross-talk free transmultiplexers,'' IEEE Trans. on Acoustics, Speech and Signal Processing, vol. 39, pp. 2174-2183, Oct. 1991.

Journal Articles, 1992

• R. D. Koilpillai, and P. P. Vaidyanathan, ``Cosine-modulated FIR filter banks satisfying perfect reconstruction,'' IEEE Trans. on Signal Processing, vol. 40, pp. 770-783, April 1992.

Journal Articles, 1993

• R. D. Koilpillai, and P. P. Vaidyanathan, ``A spectral factorization approach to pseudo QMF design,'' IEEE Trans. on Signal Processing, vol. ASSP-41, pp. 82--92, Jan. 1993.

• V. Sathe and P. P. Vaidyanathan, ``Effects of multirate systems on the statistical properties of random signals,'' IEEE Trans. on Signal Processing, vol. ASSP-41, pp. 131--146, Jan 1993.

• T. Chen and P. P. Vaidyanathan, ``The role of integer matrices in multidimensional multirate systems,'' IEEE Trans. Signal Proc., vol. SP-41, pp. 1035--1047, Mar 1993.

• A. K. Soman and P. P. Vaidyanathan, ``On orthonormal wavelets and paraunitary filter banks,'' IEEE Trans. on Signal Processing, vol. SP-41, pp. 1170--1183, Mar 1993.

• T. Chen and P. P. Vaidyanathan, ``Recent developments in multidimensional multirate systems,'' IEEE Trans. Circuits and Systems for Video Technology, pp. 116--137, April 1993.

• T. Chen and P. P. Vaidyanathan, ``Multidimensional multirate filters and filter banks derived from one dimensional filters,'' IEEE Trans. Signal Proc., vol. SP-41, pp. 1749--1765, May 1993.

• A. K. Soman and P. P. Vaidyanathan, ``Coding gain in paraunitary analysis/synthesis systems,'' IEEE Trans. on Signal Processing, vol. SP-41, pp. 1824--1835, May 1993.

• P. P. Vaidyanathan, ``Orthonormal and biorthogonal filter-banks as convolvers, and convolutional coding gain'' IEEE Trans. Signal Proc., vol. SP-41, pp. 2110--2130, June 1993.

• A. K. Soman, P. P. Vaidyanathan, and T. Q. Nguyen, ``Linear phase paraunitary filter banks: theory, factorizations and designs,'' IEEE Trans. Signal Proc., vol. SP-41, pp. 3480--3496, Dec. 1993.

Journal Articles, 1994

• T. Chen and P. P. Vaidyanathan, ``Vector space framework for unification of one- and multi-dimensional filter bank theory,'' IEEE Trans. Signal Proc., vol. SP-42, pp. 2006--2021, Aug. 1994.

• A. K. Soman and P. P. Vaidyanathan, ``Generalized polyphase representation and application to coding gain enhancement,'' IEEE Trans. Circuits and Systems, II, vol. CAS-41, pp. 627--630, Sept. 1994.

• I. Djokovic and P. P. Vaidyanathan, ``Results on biorthogonal filter banks,'' Applied and computational harmonic analysis, vol. 1, pp. 329--343, 1994.

• Yuan-Pei Lin, See-May Phoong, and P. P. Vaidyanathan, ``New results on multidimensional chinese remainder theorem'', IEEE Signal Proc. Letters, pp. 176--178, Nov. 1994.

• Yuan-Pei Lin and P. P. Vaidyanathan, ``On the application of under-decimated filter banks'', JPL TDA progress report no. 42-119, NASA, pp. 105--128, Nov. 1994.

Journal Articles, 1995

• S-M. Phoong and P. P. Vaidyanathan, ``One- and two- level filter bank convolvers,'' IEEE Trans. Signal Proc., vol. SP-43, pp. 116-133, Jan. 1995.

• S-M. Phoong, C. W. Kim, P. P. Vaidyanathan, and R. Ansari, ``A new class of two-channel biorthogonal filter banks and wavelet bases,'' IEEE Trans. Signal Proc., vol. SP-43, pp. 649--665, March 1995.

• A. K. Soman and P. P. Vaidyanathan, ``A complete factorization of paraunitary matrices with pairwise mirror-image symmetry in the frequency domain,'' IEEE Trans. Signal Proc., vol. SP-43, April 1995.

• P. P. Vaidyanathan and T. Chen, ``Role of anticausal inverses in multirate filter banks -- Part I: system theoretic fundamentals'', IEEE Trans. Signal Proc., vol. SP-43, May 1995.

• P. P. Vaidyanathan and T. Chen, ``Role of anticausal inverses in multirate filter banks -- Part II: the FIR case, factorizations, and biorthogonal lapped transforms'', IEEE Trans. Signal Proc., vol. SP-43, May 1995.

• Yuan-Pei Lin and P. P. Vaidyanathan, ``Linear phase cosine modulated maximally decimated filter banks with perfect reconstruction'', IEEE Trans. Signal Proc., vol. SP-42, pp. 2525-2539, Nov. 1995.

Journal Articles, 1996

• Yuan-Pei Lin and P. P. Vaidyanathan, ``A review of two dimensional nonseparable filter bank design techniques'', Multidimensional systems and signal processing, 7, pp. 263-330, 1996.

• Igor-Djokovic and P. P. Vaidyanathan, ``On optimal analysis/synthesis filters for coding gain maximization'', IEEE Trans. Signal Proc., vol. SP-44, pp. 1276-1279, May 1996.

• Yuan-Pei Lin and P. P. Vaidyanathan, ``Theory and design of two-parallelogram filter banks,'' IEEE Trans. Signal Proc., vol. SP-11, pp. 2688-2706, Nov. 1996.

• Yuan-Pei Lin and P. P. Vaidyanathan, ``On the study of four-parallelogram filter banks,'' IEEE Trans. Signal Proc., vol. SP-11, pp. 2707-2717, Nov. 1996.

• See-May Phoong and P. P. Vaidyanathan, ``Time-varying filters and filter banks: some basic principles'', IEEE Trans. Signal Proc., vol. SP-44, pp. 2971-2987, Dec. 1996.

• Ahmet Kirac and P. P. Vaidyanathan, ``Results on lattice vector quantization with dithering'', IEEE Trans. Circuits and Systems, II, vol. CAS-43, pp. 811-826, Dec. 1996.
  

• Jamal Tuqan and P. P. Vaidyanathan, ``Oversampling PCM techniques and optimum noise shapers for quantizing a class of non-bandlimited signals, IEEE Trans. on Signal Proc., 1996.

Journal Articles, 1997

• P. P. Vaidyanathan and T. Chen, ``Structures for anticausal inverses in multirate filter banks'', to appear in the IEEE Trans. on Signal Proc., 1997.

• Igor Djokovic and P. P. Vaidyanathan, ``Generalized sampling theorems in multiresolution subspaces'', IEEE Trans. Signal Proc., vol. SP-45, pp. 583-599, March 1997.

• P. P. Vaidyanathan, Jamal Tuqan, and Ahmet Kirac, ``On the minimum-phase property of prediction-error polynomials'', IEEE Signal Processing Letters, vol. 4, pp. 126-127, May 1997.

• See-May Phoong and P. P. Vaidyanathan, ``Paraunitary filter banks over finite-fields'', IEEE Trans. Signal Proc., vol. SP-45, pp. 1443-1457, June 1997.

• See-May Phoong and P. P. Vaidyanathan, ``Factorability of lossless time-varying filters and filter banks'', IEEE Trans. Signal Proc., vol. SP-45, pp. 1971-1986, August 1997.

• Jamal Tuqan and P. P. Vaidyanathan, ``Statistically optimum pre-and post filtering in quantization, IEEE Trans. on Circuits and Systems, II, vol. 44, pp. 1015-1031, Dec. 1997.

• P. P. Vaidyanathan and Ahmet Kirac, ``Cyclic LTI systems in digital signal processing", IEEE Trans. on Signal Proc., submitted 1997.

• P. P. Vaidyanathan, ``Theory of optimal orthonormal subband coders'', IEEE Trans. on Signal Processing, accepted 1997.
  

Journal Articles, 1998

• P. P. Vaidyanathan and T. Chen, ``Structures for anticausal inverses in multirate filter banks'', IEEE Trans. Signal Proc., vol. SP-46, pp. 508-514, Feb. 1998.

• Y-P. Lin and P. P. Vaidyanathan, ``Periodically nonuniform sampling of bandpass signals'', IEEE Trans. Circuits and Systems II, vol. 45, pp. 340--351, March 1998.

• Ahmet Kirac and P. P. Vaidyanathan, ``Theory and design of optimum FIR compaction filters'', IEEE Trans. on Signal Proc., to appear in the special issue on Theory and Applications of Filter Banks and Wavelets, 1998.
  

• Y-P. Lin and P. P. Vaidyanathan, ``A Kaiser window approach for the design of prototype filters of cosine modulated filter banks'', IEEE Signal Proc. Letters, vol. 5, pp. 132--134, June 1998.

• P. P. Vaidyanathan, ``Theory of optimal orthonormal subband coders'', IEEE Trans. Signal Proc., vol. SP. 46, pp. 1528--1543, June 1998.

• P. P. Vaidyanathan and A. Kirac, ``Results on optimal biorthogonal filter banks'', IEEE Trans. Circuits and Systems II., vol. 45, pp. 932--947, 1998.

Journal Articles, 1999

• P. P. Vaidyanathan and A. Kirac, ``Cyclic LTI systems in digital signal processing'', { IEEE Trans. Signal Processing,} vol. 47, pp. 433-447, Feb. 1999.

• J. Tuqan and P. P. Vaidyanathan, ``Oversampling PCM techniques and optimum noise shapers for quantizing a class of nonbandlimited signals'', { IEEE Trans. SP} vol. 47, pp. 389-407, Feb. 1999.

• P. P. Vaidyanathan, ``Homogeneous Time-Variant systems'', { IEEE Signal Proc. Letters,} vol. 6, pp. 76--77, April, 1999.

• J. Tuqan and P. P. Vaidyanathan, ``Globally optimal FIR energy compaction filters,'' IEEE Trans. Signal Processing, submitted.

Journal Articles, 2000

• S. Akkarakaran and P. P. Vaidyanathan, ``Bifrequency and bispectrum maps: a new look at multirate systems with stochastic inputs,'' IEEE Trans. Signal Processing, vol. 48, pp. 723-736, March 2000.

• M. Mese and P. P. Vaidyanathan, ``Digital halftoning of images using dot diffusion,'' IEEE Trans. Image Processing, April 2000.

• M. Mese and P. P. Vaidyanathan, ``Look Up Table (LUT) Method for Inverse Halftoning,'' IEEE Transactions on Image Processing.

• M. Mese and P. P. Vaidyanathan, ``Tree-structured Method for LUT inverse halftoning and for image halftoning,'' IEEE Transactions on Image Processing.

Journal Articles, 2001

• S. Akkarakaran and P. P. Vaidyanathan, ``Filter bank optimization with convex objectives, and the optimality of principal component forms,'' IEEE Trans. Signal Processing, vol. 49, pp. 100-114, Jan. 2001. Paper

• S. Akkarakaran and P. P. Vaidyanathan, ``Results on principal component filter banks: colored noise suppression and existence issues,'' IEEE Trans. Information Theory, vol. 47, pp. 1003-1020, March 2001. Paper

• P. P. Vaidyanathan and S. Akkarakaran, ``A review of the theory and applications of principal component filter banks,'' Applied and Computational Harmonic Analysis (invited paper), vol. 10, no. 3, pp. 254-289, May 2001. Paper

• P. P. Vaidyanathan, ``Filter Banks in Digital Communications," IEEE Circuits and Systems Magazine, vol. 1, no. 2, second quarter 2001. Paper

• P. P. Vaidyanathan and B. Vrcelj, ``Biorthogonal partners and applications,'' IEEE Trans. Signal Processing, vol. 49(5), pp. 1013-1028, May 2001. Paper

• A. Tkacenko and P. P. Vaidyanathan, ``The role of filter banks in sinusoidal frequency estimation,'' Journal of the Franklin Institute (invited paper), vol. 338, no. 5, pp. 517-547, Aug. 2001. Paper

• P. P. Vaidyanathan, ``Generalizations of the sampling theorem: Seven decades after Nyquist,'' IEEE Trans. Circuits and Systems - 1, vol. 48(9), pp. 1094-1109, Sep. 2001. Paper

• B. Vrcelj and P. P. Vaidyanathan, ``Efficient implementation of all digital interpolation,'' IEEE Trans. Image Processing, vol. 10(11), pp. 1639-46, Nov. 2001. Paper

• M. Mese and P. P. Vaidyanathan, ``Properties of Improved Dot Diffusion for Image Halftoning,'' Journal of Imaging Science and Technology, vol. 45(3), pp. 291-296, May-Jun. 2001. Paper Paper

Journal Articles, 2002

• B. Vrcelj and P. P. Vaidyanathan, ``MIMO biorthogonal partners and applications,'' IEEE Trans. Signal Processing, vol. 50(3), pp. 528-42, Mar. 2002. Paper

• P. P. Vaidyanathan, Y.-P. Lin, S. Akkarakaran and S.-M. Phoong, ``Discrete multitone modulation with principal component filter banks,'' IEEE Trans. Circuits and Systems - 1, vol. 49, pp. 1397-1412, Oct. 2002. Paper

Journal Articles, 2003

• A. Tkacenko and P. P. Vaidyanathan, ``A low-complexity eigenfilter design method for channel shortening equalizers for DMT systems,'' IEEE Trans. Commun., vol. 51(7), pp. 1069-1072, Jul. 2003. Paper

• B. Vrcelj and P. P. Vaidyanathan, ``Fractional biorthogonal partners in channel equalization and signal interpolation,'' IEEE Trans. Signal Processing, vol. 51(7), July, 2003. Paper

• A. Tkacenko and P. P. Vaidyanathan, ``On the eigenfilter design method and its applications: a tutorial,'' IEEE Trans. Signal Processing, vol. 50(9), pp. 497-517, Sep. 2003. Paper

• B. Vrcelj and P. P. Vaidyanathan, ``Equalization with oversampling in multiuser CDMA systems,'' IEEE Trans. Signal Processing, in print. Paper

Journal Articles, 2004

• P. P. Vaidyanathan and Byung-Jun Yoon, ``The Role of Signal-Processing Concepts in Genomics and Proteomics'', Journal of the Franklin Institute (invited paper), Special Issue on Genomics, 2004 (to appear) Paper

• P. P. Vaidyanathan, ``Genomics and proteomics: a signal processor's tour'', IEEE Circuits and Systems Magazine, Jan. 2005. Paper

Journal Articles, 2005

• Byung-Jun Yoon and P. P. Vaidyanathan, ``A multirate DSP model for estimation of discrete probability density functions'', IEEE Transactions on Signal Processing, Jan. 2005. Paper

• B. Vrcelj and P. P. Vaidyanathan, ``Equalization with oversampling in multiuser CDMA systems'', IEEE Transactions on Signal Processing, pp. 1837-1851, May 2005. Paper

Journal Articles, 2006

• A. Tkacenko and P. P. Vaidyanathan, ``Iterative greedy algorithm for solving the FIR paraunitary approximation problem'', IEEE Transactions on Signal Processing, pp. 146-160, Jan. 2006. Paper

• Borching Su and P. P. Vaidyanathan, ``Theoretical issues on LTI systems that preserve signal richness'', IEEE Transactions on Signal Processing, pp. 1104-1113, March 2006. Paper

• Byung-Jun Yoon and P. P. Vaidyanathan, ``Context-sensitive hidden Markov models for modeling long-range dependencies in symbol sequences'', IEEE Transactions on Signal Processing, vol. 54, pp. 4169-4184, Nov. 2006. Paper

• Andre Tkacenko and P. P. Vaidyanathan, ``On the spectral factor ambiguity of FIR energy compaction filter banks'', IEEE Trans. Signal Processing, vol. 54, no. 1, pp. 380--385, January, 2006. Paper

Journal Articles, 2007

• Byung-Jun Yoon and P. P. Vaidyanathan, ``Unearthing the buried treasures - computational identification and analysis of noncoding RNAs'', IEEE Signal Processing Magazine, Special Issue on Signal Processing Methods in Genomics and Proteomics, vol. 24, no. 1, pp. 64-74, Jan. 2007. Paper

• Borching Su and P. P. Vaidyanathan, ``Generalized signal richness preservation problem and Vandermonde-form preserving matrices'',IEEE Trans. Signal Processing, vol. 55, pp. 2239--2250, May 2007. Paper

• Chun-Yang Chen and P. P. Vaidyanathan, "Precoded FIR and redundant V-BLAST systems for frequency-selective MIMO channels", IEEE Trans. Signal Processing, July 2007. Paper

• Chun-Yang Chen and P. P. Vaidyanathan, "Quadratically constrained beamforming robust against direction-of-arrival mismatch", IEEE Trans. Signal Processing, pp. 4139--4150, Aug. 2007. Paper

• Borching Su and P. P. Vaidyanathan, ``Subspace-based blind channel identification for cyclic prefix systems using very few received blocks'', IEEE Trans. Signal Processing, Oct. 2007. Paper

• Borching Su and P. P. Vaidyanathan, "A generalized algorithm for blind channel identification with linear redundant precoders", EURASIP journal on applied signal processing, 2007. Paper

• Borching Su and P. P. Vaidyanathan, ``Performance analysis of generalized zero-padded blind channel estimation algorithm'', IEEE Signal Processing Letters, Issue 99, 2007. Paper

• Borching Su and P. P. Vaidyanathan, ``Comments on `Performance analysis of a deterministic channel estimator for block transmission systems with null guard intervals' '', IEEE Trans. Signal Processing, to appear, 2007. Paper

Journal Articles, 2008

• Byung-Jun Yoon and P. P. Vaidyanathan, ``Structural alignment of RNAs using profile-csHMMs and its application to RNA homology search: Overview and new results'', IEEE Transactions on Circuits and Systems: Part-I, IEEE Transactions on Automatic Control, Joint Special Issue on Systems Biology, to appear in Jan. 2008. Paper

• Chun-Yang Chen and P. P. Vaidyanathan, "MIMO radar space-time adaptive processing using prolate spheroidal wave functions", IEEE Trans. Signal Processing, Feb, 2008. Paper

• B-J. Yoon and P. P. Vaidyanathan, "Fast structural alignment of RNAs by optimizing the adjoining order of profile-cs-HMMs", IEEE Journal of selected topics in signal processing, special issue on genomic signal processing, vol. 2, pp. 400-411, June 2008. Paper

• Chun-Yang Chen and P. P. Vaidyanathan, "MIMO radar ambiguity properties and optimization using frequency-hopping waveforms", IEEE Trans. Signal Processing, vol. 56, no. 12, pp. 5926--5936, Dec. 2008. Paper

• Borching Su and P. P. Vaidyanathan, "New blind synchronization for transceivers using redundant precoders", IEEE Trans. Signal Processing, vol. 56, no. 12, Dec. 2008. Paper

• P. P. Vaidyanathan, "Eigenfunctions of the Fourier transform", The IETE Journal of Education, vol. 49, no. 2, pp. 51-58, May-August, 2008. Paper

Journal Articles, 2009

• Chun-Yang Chen and P. P. Vaidyanathan, "MIMO Radar Waveform Optimization with Prior Information of the Extended Target and Clutter", IEEE Trans. Signal Processing, vol. 57, no. 9, pp. 3533-3544, Sept. 2009. Paper

Journal Articles, 2010

• Ching-Chih Weng and P. P. Vaidyanathan, "MIMO transceiver optimization with linear constraints on transmitted signal covariance components", IEEE Trans. on Signal Processing, Jan. 2010 Paper

• Ching-Chih Weng, Chun-Yang Chen, and P. P. Vaidyanathan, "Generalized triangular decomposition in transform coding", IEEE Trans. on Signal Processing, Feb. 2010. Paper

• Ching-Chih Weng, Chun-Yang Chen, and P. P. Vaidyanathan, "MIMO transceivers with decision feedback and bit loading: theory and optimization", IEEE Trans. on Signal Processing, March 2010. Paper

• Ching-Chih Weng, P. P. Vaidyanathan, and Han-I Su, "Dithered GMD Transform Coding", IEEE Signal Processing Letters, May 2010. Paper

• Piya Pal and P. P. Vaidyanathan, "Nested arrays: a novel approach to array processing with enhanced degrees of freedom'', IEEE Trans. on Signal Processing, vol. 58, pp. 4167--4181, August 2010. Paper

• P. P. Vaidyanathan, and Piya Pal, "System Identification With Sparse Coprime Sensing", IEEE Signal Processing Letters, Oct. 2010. Paper

• Chih-Hao Liu and P. P. Vaidyanathan, "Zero-Forcing DFE Transceiver Design Over Slowly Time-Varying MIMO Channels Using ST-GTD'', IEEE Trans. on Signal Processing, vol. 58, pp. 5779--5790, Nov. 2010. Paper

Journal Articles, 2011

• Chih-Hao Liu and P. P. Vaidyanathan, "MMSE DFE Transceiver Design over Slowly Time-varying MIMO Channels Using ST-GTD'', IEEE Trans. on Signal Processing, vol. 59, pp. 277--289, Jan. 2011. Paper

• P. P. Vaidyanathan and Piya Pal, "Sparse Sensing With Co-Prime Samplers and Arrays'', IEEE Trans. on Signal Processing, vol. 59, pp. 573--586, Feb. 2011. Paper

• Ching-Chih Weng, Chun-Yang Chen, and P. P. Vaidyanathan, "Block Diagonal GMD for Zero-Padded MIMO Frequency Selective Channels", IEEE Trans. on Signal Processing, vol. 59, pp. 713--727, Feb. 2011. Paper

• Piya Pal and P. P. Vaidyanathan, "Coprimality of Certain Families of Integer Matrices'', IEEE Trans. on Signal Processing, vol. 59, pp. 1481--1490, April 2011. Paper
  

• P. P. Vaidyanathan and Piya Pal, "Generating new commuting coprime matrix pairs from known pairs'', IEEE Signal Processing Letters, vol. 18, pp. 303--306, May. 2011. Paper
  

Journal Articles, 2012

• Ching-Chih Weng and P. P. Vaidyanathan, "The Role of GTD in Optimizing Perfect Reconstruction Filter Banks'', IEEE Trans. on Signal Processing, vol. 60, pp. 112--128, Jan. 2012. Paper
  

• Piya Pal and P. P. Vaidyanathan, "Multiple Level Nested Array: An Efficient Geometry for 2qth Order Cumulant Based Array Processing'', IEEE Trans. on Signal Processing, vol. 60, Issue 3, pp. 1253-1269, Mar, 2012. Paper
  

• Chih-Hao Liu and P. P. Vaidyanathan, "Generalized Geometric Mean Decomposition and DFE Transceiver Design—Part I: Design and Complexity'', IEEE Trans. on Signal Processing, vol. 60, pp. 3112--3123, June. 2012. Paper
  

• Chih-Hao Liu and P. P. Vaidyanathan, "Generalized Geometric Mean Decomposition and DFE Transceiver Design—Part II: Performance Analysis'', IEEE Trans. on Signal Processing, vol. 60, pp. 3124--3133, June. 2012. Paper
  

• Piya Pal and P. P. Vaidyanathan, "Nested Arrays in Two Dimensions, Part I: Geometrical Considerations", IEEE Trans. on Signal Processing, vol. 60, No. 9, pp. 4694--4705, Sept. 2012.

• Piya Pal and P. P. Vaidyanathan, "Nested Arrays in Two Dimensions, Part II: Application in Two Dimensional Array Processing", IEEE Trans. on Signal Processing, vol. 60, No. 9, pp. 4706--4718, Sept. 2012.

Journal Articles, 2013

• Chih-Hao Liu and P. P. Vaidyanathan, "MIMO Broadcast DFE Transceivers with QoS constraints: Min-Power and Max-Rate Solutions", IEEE Trans. on Signal Processing, vol. 61, no. 22, pp. 5550-5562, Nov. 2013. 

Journal Articles, 2014

• Piya Pal and P. P. Vaidyanathan, "A Grid-less approach to Underdetermined Direction of Arrival Estimation Via Low Rank Matrix Denoising'', IEEE Signal Processing Letters, vol. 21, no. 6, pp. 737--741, June 2014.

• P. P. Vaidyanathan, "Ramanujan sums in the context of signal processing: Part I: fundamentals,'' IEEE Trans. on Signal Proc., vol. 62, no. 16, pp. 4145--4157, Aug., 2014.

• P. P. Vaidyanathan, "Ramanujan sums in the context of signal processing: Part II: FIR representations and applications,'' IEEE Trans. on Signal Proc., vol. 62, no. 16, pp. 4158--4172, Aug., 2014.

Journal Articles, 2015

• P. P. Vaidyanathan, "Ramanujan-sums in signal processing,'' Asia-Pacific Signal and Information Processing Association Newsletter, Issue 8, pp. 7--10, Jan. 2015.

• Piya Pal and P. P. Vaidyanathan, "Pushing the Limits of Sparse Support Recovery Using Correlation Information'', IEEE Trans. on Signal Processing, vol. 63, no. 3, pp. 711--726, Feb. 2015.

• C.-L. Liu and P. P. Vaidyanathan, "Remarks on the spatial smoothing step in coarray MUSIC,'' IEEE Signal Processing Letters, vol. 22, no. 9, pp. 1438--1442, Sept. 2015.

• S. Tenneti and P. P. Vaidyanathan, "Arbitrarily Shaped Periods in Multi-Dimensional Discrete Time Periodicity,'' IEEE Signal Processing Letters, vol.22, no.10, pp.1748--1751, Oct. 2015.

• S. Tenneti and P. P. Vaidyanathan, "Nested Periodic Matrices and Dictionaries: New Signal Representations For Period Estimation,'' IEEE Transactions on Signal Processing (to appear).

• Piya Pal and P. P. Vaidyanathan, "Limits of Sparse Support Recovery in Presence of Limited Cross Correlation'', IEEE Trans. on Signal Processing, submitted, 2015.