A survey on lifting-based discrete wavelet transform architectures

T Acharya, C Chakrabarti - Journal of VLSI signal processing systems for …, 2006 - Springer
In this paper, we review recent developments in VLSI architectures and algorithms for
efficient implementation of lifting based Discrete Wavelet Transform (DWT). The basic …

A scalable wavelet transform VLSI architecture for real-time signal processing in high-density intra-cortical implants

KG Oweiss, A Mason, Y Suhail… - … on Circuits and …, 2007 - ieeexplore.ieee.org
This paper describes an area and power-efficient VLSI approach for implementing the
discrete wavelet transform on streaming multielectrode neurophysiological data in real time …

Memory-efficient hardware architecture of 2-D dual-mode lifting-based discrete wavelet transform

CH Hsia, JS Chiang, JM Guo - IEEE Transactions on Circuits …, 2012 - ieeexplore.ieee.org
Memory requirements (for storing intermediate signals) and critical path are essential issues
for 2-D (or multidimensional) transforms. This paper presents new algorithms and hardware …

Channel state reconstruction using multilevel discrete wavelet transform for improved fingerprinting-based indoor localization

SH Fang, WH Chang, Y Tsao, HC Shih… - IEEE Sensors …, 2016 - ieeexplore.ieee.org
Recently, channel state information (CSI) has been adopted as an enhanced wireless
channel measurement instead of received signal strength (RSS) for indoor WiFi positioning …

A systems approach for data compression and latency reduction in cortically controlled brain machine interfaces

KG Oweiss - IEEE Transactions on Biomedical Engineering, 2006 - ieeexplore.ieee.org
This paper suggests a new approach for data compression during extracutaneous
transmission of neural signals recorded by high-density microelectrode array in the cortex …

An efficient non-separable architecture for Haar wavelet transform with lifting structure

SA Bamerni, AK Al-Sulaifanie - Microprocessors and Microsystems, 2019 - Elsevier
In this paper, a memory efficient, fully integer to integer with parallel architecture for 2-D
Haar wavelet transform with lifting scheme has been proposed. The main problem in most 2 …

High-performance hardware architectures for multi-level lifting-based discrete wavelet transform

AD Darji, SS Kushwah, SN Merchant… - EURASIP Journal on …, 2014 - Springer
In this paper, three hardware efficient architectures to perform multi-level 2-D discrete
wavelet transform (DWT) using lifting (5, 3) and (9, 7) filters are presented. They are …

SPIHT algorithm with adaptive selection of compression ratio depending on DWT coefficients

H Kim, A No, HJ Lee - IEEE Transactions on Multimedia, 2018 - ieeexplore.ieee.org
In mobile multimedia devices, the frame memory compression (FMC) technique by
embedded compression (EC) is becoming an increasingly important video-processing …

VLSI architecture of line-based lifting wavelet transform for motion JPEG2000

YH Seo, DW Kim - IEEE Journal of Solid-State Circuits, 2007 - ieeexplore.ieee.org
In this paper, we proposed a new architecture of lifting processor for JPEG2000 and
implemented it with both FPGA and ASIC. It includes a new cell structure that executes a unit …

A new discrete wavelet transform appropriate for hardware implementation

A Meshkat, R Dehghani - International Journal of Circuit Theory …, 2020 - Wiley Online Library
A new method for computation of discrete wavelet transform is introduced. The impulse
response of the finite impulse response (FIR) filter, as the main block in filter bank method, is …