::: Caltech DSP Group :::

California Institute of Technology
Department of Electrical Engineering
Digital Signal Processing Group






PROFESSOR
POSTDOCS

GRADUATE STUDENTS

ADMINISTRATIVE STAFF

RELEVANT LINKS

Group members (current): Oguzhan Teke, Chun-Lin Liu, PP, Srikanth V. Tenneti, Caroline Murphy
(left to right) [View Larger]
Group members (past): Piya Pal, Chih-Hao, PP, Andrea, Ching-Chih
(left to right) [View Larger]
Group members (past): Ching-Chih, Andrea, PP, Borching, Chun-Yang, Byung-Jun
(left to right) [View Larger]

Group members (first batch): David Koilpillai, Vinay Sathe, PP, Vincent Liu, Truong Nguyen
(left to right) [View Larger]
Group members (current and past): PP's 60th birthday celebrations
Nov 2015 [View Larger]
Group members and friends: PP's 60th birthday celebrations
Nov 2015 [View Larger]

ALUMNI
  • Srikanth V. Tenneti (2018)
  • Chun-Lin Liu (2018)
  • Piya Pal (2013) - Assistant Professor, UC San Diego, CA.
  • Chih-Hao Liu (2013) - Qualcomm, San Diego, CA
  • Ching-Chih Weng (2011) - Facebook, Palo Alto, CA
  • Chun-Yang Chen (2009) - Facebook, Palo Alto, CA
  • Borching Su (2008) - Assistant Professor at National Taiwan University, Electrical Engineering
  • Byung-Jun Yoon (2007) - Associate Professor at Texas A&M University, Electrical & Computer Engineering
  • Andre Tkacenko (2005) - Jet Propulsion Laboratory, CA
  • Bojan Vrcelj (2003) - Qualcomm, San Diego, CA
  • Murat Mese (2001) - Broadcomm, Irvine, CA
  • Sony Akkarakaran (2001) - Qualcomm, San Diego, CA
  • Jamal Tuqan (1998) - UC Davis, Electrical & Computer Engineering
  • Ahmet Kirac (1998) - Qualcomm, Bridgewater, NJ
  • Yuan-Pei Lin (1997) - Professor at National Chiao Tong University, Electrical & Control Engineering
  • See-May Phoong (1996) - Professor at National Taiwan University, Electrical Engineering
  • Igor Djokovic (1995) - Chief Scientist at Mavrix Tech.
  • Tsuhan Chen (1993) - Dean of Engineering, Nanyang Technological University, Singapore
  • Anand Soman (1993) - Signal Labs, Bombay, India
  • Vinay Sathe (1991) - General Instruments, San Diego, CA
  • David Koilpillai (1991) - Professor and Dean of Planning at Indian Institute of Technology, Madras, India
  • Zinnur Doganata (1990) - IBM Watson Research Center
  • Vincent Liu (1990)- General Instruments, San Diego, CA
  • Truong Nguyen (1989) - Professor and Department Chair, UC San Diego, Electrical & Computer Engineering


BOOKS

Multirate Systems and Filter Banks


        
The Theory of Linear Prediction


        
Signal Processing and Optimization for Transceiver Systems
Filter Bank Transceivers for OFDM and DMT Systems




SELECTED RECENT PUBLICATIONS

  • O. Teke and P. P. Vaidyanathan, "Uncertainty Principles and Sparse Eigenvectors of Graphs,'' IEEE Trans. on Signal Proc., vol.65, no.20, pp.5406--5420, Oct. 2017 Paper

  • C.-L Liu and P. P. Vaidyanathan, "Hourglass Arrays, and Other Novel 2D Sparse Arrays with Reduced Mutual Coupling,'' IEEE Trans. on Signal Proc., vol.65, no.13, pp.3369--3383, July 2017 Paper

  • O. Teke and P. P. Vaidyanathan, "Extending Classical Multirate Signal Processing Theory to Graphs -- Part II: M-Channel Filter Banks,'' IEEE Trans. on Signal Proc., vol.65, no.2, pp.423--437, Jan. 2017 Paper

  • O. Teke and P. P. Vaidyanathan, "Extending Classical Multirate Signal Processing Theory to Graphs -- Part I: Fundamentals,'' IEEE Trans. on Signal Proc., vol.65, no.2, pp.409--422, Jan. 2017 Paper

  • S. Tenneti and P. P. Vaidyanathan, "A Unified Theory of Union of Subspaces Representations for Period Estimation,'' IEEE Trans. on Signal Proc., vol.64, no.20, pp.5217--5231, Oct. 2016 Paper

  • C.-L. Liu and P. P. Vaidyanathan, "Super nested arrays : sparse arrays with less mutual coupling than nested arrays," Proc. IEEE Int. Conf. Acoust. Speech, and Signal Proc., Shanghai, China, March 2016. (student-prize paper)

  • S. Tenneti and P. P. Vaidyanathan, "Minimal Dictionaries For Spanning Periodic Signals," Proc. 49th Asilomar Conference on Signals, Systems, and Computers, Monterey, CA, Nov. 2015. (student-prize paper)

  • 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 Paper

  • 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. Paper

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

  • 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. Paper

  • 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. Paper

  • 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. Paper

  • 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. Paper

  • 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, pp. 5550--5562, Nov. 2013. Paper

  • 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 , pp. 4706--4718, Sep. 2012. Paper

  • Piya Pal and P. P. Vaidyanathan, "Nested Arrays in Two Dimensions, Part I: Geometrical Considerations,'' IEEE Trans. on Signal Processing, vol. 60 , pp. 4694--4705, Sep. 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

  • 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

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

  • 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

  • P. P. Vaidyanathan and Piya Pal, "A General Approach to Coprime Pairs of Matrices, Based on Minors'', IEEE Trans. on Signal Processing, to appear. Paper

  • P. P. Vaidyanathan and Piya Pal, "Theory of sparse coprime sensing in multiple dimensions'', IEEE Trans. on Signal Processing, to appear. 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

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

  • Ching-Chih Weng 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

  • 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

  • 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

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

  • 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, Mar. 2010. Paper

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

  • P. P. Vaidyanathan, and Piya Pal, "MIMO radar, SIMO radar, and IFIR radar: a comparison", Proc. 43rd Asilomar Conference on Signals, Systems, and Computers, Monterey, CA, Nov. 2009. Paper

  • 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

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

  • 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

  • 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

  • Complete List of Publications [See List]

  • Google Scholar Page [Click Here]




OTHER LINKS




Maintained by Oguzhan Teke
- last update: Dec.2017 -