CORDIC architectures: A survey

B Lakshmi, AS Dhar - VLSI design, 2010 - Wiley Online Library
In the last decade, CORDIC algorithm has drawn wide attention from academia and industry
for various applications such as DSP, biomedical signal processing, software defined radio …

Low latency hybrid CORDIC algorithm

R Shukla, KC Ray - IEEE Transactions on Computers, 2013 - ieeexplore.ieee.org
CORDIC (COordinate Rotational DIgital Computer) has gained momentum for decades
because of its less hardware complexity in real time applications such as communication …

Spike detection based on the adaptive time–frequency analysis

M Mohammadi, N Ali Khan, H Hassanpour… - Circuits, Systems, and …, 2020 - Springer
This paper presents a novel spike detection algorithm in nonstationary signals using a time–
frequency (t–f) approach. The proposed algorithm exploits the direction of signal energy in …

[HTML][HTML] Efficient CORDIC iteration design of LiDAR sensors' point-cloud map reconstruction technology

YC Fan, YC Liu, CA Chu - Sensors, 2019 - mdpi.com
In this paper, we propose an efficient COordinate Rotation DIgital Computer (CORDIC)
iteration circuit design for Light Detection and Ranging (LiDAR) sensors. A novel CORDIC …

VLSI architecture for parallel radix-4 CORDIC

B Lakshmi, AS Dhar - Microprocessors and Microsystems, 2013 - Elsevier
COordinate Rotation DIgital Computer (CORDIC) algorithm is an iterative method for fast
hardware implementation of the elementary functions such as trigonometric, inverse …

A joint filter and spectrum shifting architecture for low complexity flexible UFMC in 5G

V Kumar, M Mukherjee, J Lloret, Z Ren… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The hardware realization of Universal Filtered Multi Carrier (UFMC) architecture has
attracted significant attention in fifth generation (5G) and beyond. In addition to the flexibility …

CORDIC-based high throughput sliding DFT architecture with reduced error-accumulation

T Kulshreshtha, AS Dhar - Circuits, Systems, and Signal Processing, 2018 - Springer
This paper presents a COordinate Rotation DIgital Computer (CORDIC)-based architecture
of the sliding discrete Fourier transform (SDFT) for the real-time spectrum analysis with a …

Hardware efficient design of variable length FFT processor

V Gautam, KC Ray, P Haddow - 14th IEEE International …, 2011 - ieeexplore.ieee.org
Proliferation of handheld devices and growing interests in pervasive computing has led to
the need for more flexible communication solutions where a single device integrates various …

FPGA implementation of discrete fractional Fourier transform

M Prasad, KC Ray, AS Dhar - 2010 International Conference …, 2010 - ieeexplore.ieee.org
Since decades, fractional Fourier transform has taken a considerable attention for various
applications in signal and image processing domain. On the evolution of fractional Fourier …

Frequency convolution for implementing window functions in spectral analysis

J Tan, B Wen, Y Tian, M Tian - Circuits, Systems, and Signal Processing, 2017 - Springer
Windowing is a common method to reduce spectral leakage in Fourier analysis. Based on
the principle that time domain multiplication corresponds to frequency domain convolution …