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Research Publications

Peer-reviewed papers, IEEE transactions, and conference proceedings in signal processing & satellite communications

Signion's Academic & Technical Contributions

Exploring breakthroughs in DSP, satellite interference cancellation, filter banks, and modulation theory.

Over 40 Published Papers
BTC-2026

Power-Efficient LEO Satellite AIS Demodulator

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COMSNETS-2017

Satellite-Based AIS Receiver for Dense Maritime Zones

IEEE Xplore
IconSpace-2013

Detection of Orbital Debris Using Self-Interference Cancellation Residual Signal

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NCC-2013

Low-complexity DFT-pair Carrier Acquisition

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MILCOM-2008

Reducing VSAT Aperture via Satellite MIMO

IEEE Xplore
NCC-2008

Interference Cancellation in Satcom and Ranging

NCC Paper
NCC-2007

DPLL Adaptation and I/Q Imbalance Compensation for Mobile Satellite Demodulators

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NCC-2006

Canceling Echoes Distorted by Satellite Transponders

NCC Paper
ICORE-2006

Hybrid SPV / Wind Mini-Turbine UPS

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MILCOM-2005

Kurtosis DPLL and PTCM Decoder for Non-Linearly Amplified 16-QAM

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SPCOM-2004

SDR Framework for Burst / Continuous MPSK / 16-QAM Modems

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IEEE TENCON-2003

Photovoltaic UPS

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NCC-2003

Digitally Controlled Crystal Oven

NCC Paper
SPCOM-2001 / TechOnline-2002

Pragmatic TCM for 8-PSK in Satellite Communications

ICWPC-2000

Design of Nyquist and Near-Nyquist Pulses with Spectral Constraints

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CCSP-2000

Memory and Power Efficient High-Resolution MPEG Format

CCSP-2000

Efficient Multiple Access Using Pulse-Position Modulated Codes

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NCC-2000

Parallelizing Shift Register Sequences Generators

NCC-2000

Sparse Adaptive Equalization for Line Of Sight Radio

NCC-2000

Synchronizing Concatenated FECs

SPCOM-1999

Projection on Convex Sets Approach to Design of Near-Equiripple NPR Banks

SPCOM-1999 / ICSPAT-1999

Transient Detection and Classification in Energy Meters

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VLSI-1999

A Low-Complexity, Reduced-Power Viterbi Algorithm

IEEE Xplore
ESCI Tutorial (Oct 1998)

Tariffs, Metering and Communications

Delivered at the "Recent Developments in Electricity Metering and Billing" short course, ESCI, Hyderabad.

ICSPAT-1998

An Adaptive IIR Phase Equalizer for Electronic Energy Meters

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PQ-1998

Networked Electronic Energy Meters with Power Quality Analysis

IEEE Xplore
IEEE Trans. Signal Processing (Jan 1998)

Pseudo-QMF Banks with Near-Equiripple Performance

IEEE Xplore
VLSI-1998

Improving Concurrency in Cosine-Modulated Filterbank Windowing

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Design Contest Winner — VLSI 1997

Low-Gate Count Implementation of Finite Field Calculator

SPCOM-1997

Burst Erasure Restoration via Cosine Modulated Filterbanks

Indian Academy of Sciences Journal
SPCOM-1997

Asymptotic Equivalence of Some Adaptive Biquad Notch Filters

Indian Academy of Sciences Journal
IEEE Trans. Signal Processing (Aug 1995)

An Iteration Scheme for the Design of Equiripple Mth-Band FIR Filters

IEEE Xplore
ISCAS-1994

Polarity-Coincidence Filter Banks and Nondestructive Evaluation

IEEE Xplore
AES Convention (Oct 1987)

A Digital Signal Processing Algorithm for Digital Audio Disk Recording

AES E-Library

Additional Research

  • A new logarithm for GF(2^m) and Quadratic Root Finding (NCC-1998)
  • Quality enhancement of low bit-rate MPEG / H.263 Encoded Video (NCC-1998)
  • Design of large subbands / length pseudo-QMF prototype using IFIR decomposition (NCC-1997)
  • Adaptive IFIR filters for acoustic echo cancellation (NCC-1996)
  • Universal software radio modem (NCC-1996)
  • Static VAR correction using DSPs (TIMA-1996)
  • Convergence of equation error adaptive IIR filters (SPCOM-1995, 1997)
  • New uncoded / block-coded CPM modems (SPCOM-1995, NCC-1996)
  • Novel techniques in high speed modem implementation using programmable DSPs (SPCOM-1995)
  • MPEG video decoder using programmable DSPs (SPCOM-1995)
  • Scalable Audio Compression / Decompression (SPCOM-1993)