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*Selected Research Highlights of Keshab K. Parhi
*

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High Level Architecture Transformations/DSP System Synthesis

First Formulation of Algorithm Transformations for DSP Computing
(Proc. IEEE, Dec. 1989)
First Formulation and introduction of the * folding algorithm * to synthesize
time-multiplexed DSP circuits from data-flow graphs for specified folding sets
(IEEE JSSC, Jan. 1992)
First Formulation and introduction of the * unfolding algorithm * to unfold or unroll
digital signal processing data-flow graphs
(IEEE Trans. Computers, Feb. 1991)
First formulation of retiming and folding for multi-rate digital signal processing data-flow graphs
(IEEE T-VLSI, Dec. 1998)
Retiming for two-dimensional DSP data-flow graphs
(IEEE T-VLSI, June 1999)
First exhaustive generation of all retiming and scheduling solutions for digital signal processing data-flow graphs
(IEEE T-CAS-II, July 1998)
Loop scheduling algorithms and the MARS DSP Synthesis Tool
(IEEE T-CAD, March 1995)
HEAT tool for Power estimation in DSP Systems
(IEEE D&T Magazine, April 2000)
A maximum cycle mean algorithm for computing iteration period bound of DSP data-flow graphs
(Springer JSPS, Dec. 1995)
##
Pipelining, Parallel Processing, and Arbitrary Concurrency

First pipelining of IIR digital filters using * scattered look-ahead transformation *
(IEEE T-ASSP, Part-I, July 1989)
First combined pipelining and parallel processing of IIR digital filters
(IEEE T-ASSP, Part-II, July 1989)
First approach to pipelining quantizer loop based DSP algorithms
using parallel-branch and delayed-decision techniques
(IEEE T-CAS, July 1991)
First pipelining of lattice IIR Digital filters
(IEEE T-SP, April 1994)
First formulation of * relaxed look-ahead transformation *
for pipelining the LMS Adaptive filter
(IEEE T-CAS-II, Dec. 1993)
First pipelining of the QRD-RLS Adaptive filter using
* annihilation reordering * transformation
(IEEE T-SP, Aug. 2000)
First pipelining and parallel processing of the Tomlinson-Harashima precoder
(IEEE T-CAS-I, Sept. 2007)
Arbitrary concurrency in Huffman decoders
(IEEE ICASSP 1999)
Arbitrary concurrency in Arithmetic coders
(IEEE T-SP, Oct. 2006)
Arbitrary concurrency in CRC checks, BCH encoders, and linear feedback shift registers
(IEEE T-SP, Sept. 2011)
##
VLSI Communications Systems Architectures

An architecture for discrete wavelet transform
(IEEE T-VLSI, June 1993)
First optimization of FFT architectures for real input signals
(IEEE T-CAS-I, Dec. 2009)
Generalized FFT Architectures using Folding
(IEEE T-VLSI, June 2012)
Low-Energy Architectures for Welch Power Spectral Density
(IEEE T-CAS-I, Jan. 2014)
Architectures for arbitrarily parallel turbo decoders
(IEEE T-VLSI, Dec. 2002)
First architectures for multi-gigabit decision feedback equalizers
(IEEE T-VLSI, April 2005)
Joint (3,k) low-density parity check code/decoder
(IEEE T-SP, April 2004)
First parallel Viterbi decoder with logarithmic latency with respect to parallelism
(IEEE T-VLSI, June 2004)
New Retiming in Add-Compare-Select Loop of Viterbi Decoder
(IEEE Trans. Circuits and Systems-I, March 2004)
Fast factorization in soft-decision Reed-Solomon decoder
(IEEE T-VLSI, April 2005)
Pipelined parallel decision feedback decoder
(IEEE T-SP, Feb. 2007)
Complexity reduction in parallel FIR filter
(Springer September 1997)
(IEEE T-CAS-I, Aug. 2004)
FEXT cancellation and equallization for 10-gigabit ethernet
(IEEE T-CAS-I, June 2009)
Low-Latency Polar Code Decoder Architectures
(IEEE T-SP, June 2013)
(IEEE T-CAS-I, April 2014)
(IEEE TVLSI, Oct. 2015)
##
Binary/Finite Field Arithmetic, Cryptography, and Hardware Security

A new low-power binary adder
(IEEE T-VLSI, Dec. 1999)
Systolic architectures for modular multiplication
(Springer JSPS, April 2002)
High-speed architectures for the AES algorithm
(IEEE T-VLSI, Sept. 2004)
High-speed architectures for elliptic curve cryptography
(Springer JSPS, July 2010)
Performance Analysis of MUX Physical Unclonable Functions
(IEEE T-CAD, 2014)
Obfuscated DSP Circuits that are harder to reverse engineer
(IEEE T-VLSI, May 2015)
True Random Number Generators
(ACM JETC, to appear)
##
Biomedical Signal Classification, and Machine Learning

Prediction of Seizures in Epileptic Patients
(Epilepsia, Oct. 2011)
(IEEE TBCAS, 2016)
Schizophrenia Identification from MEG
(IEEE NER, 2013)
Diabetic Retinopathy Screening using DREAM tool
(IEEE JBHI, 2014)
##
Molecular Signal Processing/DNA Computing

Molecular Computing and Sensing Systems
(IEEE Trans. Molecular, Biological, and Multiscale Communications, 2016)
First Discrete-Time Signal Processing using Molecular Reactions/DNA Strands
(IEEE Design & Test, May/June 2012) and
(ACS Synthtic Biology, 2013)
Synchronous Sequential Computation with Molecular Reactions/DNA Strands
(IEEE DAC-2011)
Digital Logic using Molecular Reactions/DNA Strands
(IEEE ICCAD-2013)
*
[Prof.
Parhi's homepage]
*