A5102731594- Analog and Mixed-Signal Circuit Design
- EEG and Brain-Computer Interfaces
- Neuroscience and Neural Engineering
- Radio Frequency Integrated Circuit Design
- CCD and CMOS Imaging Sensors
- VLSI and FPGA Design Techniques
- Advanced Memory and Neural Computing
- Evolutionary Algorithms and Applications
- Advancements in PLL and VCO Technologies
- Semiconductor Lasers and Optical Devices
- Metaheuristic Optimization Algorithms Research
- Advancements in Semiconductor Devices and Circuit Design
- Microwave Engineering and Waveguides
- Advanced Multi-Objective Optimization Algorithms
- Analytical Chemistry and Sensors
- Antenna Design and Analysis
- Structural Analysis and Optimization
- Advanced Wireless Communication Techniques
- Face and Expression Recognition
- Neural Networks and Reservoir Computing
- Advanced Data Compression Techniques
- Vehicle Routing Optimization Methods
- Chaos-based Image/Signal Encryption
- Cryptographic Implementations and Security
- Advanced MEMS and NEMS Technologies
National Institute Of Technology Silchar
2017-2024
Silchar Medical College and Hospital
2021
Journal of Circuits, Systems and ComputersAccepted Papers No AccessDesign CML Based Odd Frequency Divider using Delay cell for Low-Power ApplicationLokenath Kundu, Subhanil Maity, Sourav Nath, Gaurv Singh Baghel, K.L. BaishnabLokenath Maity Search more papers by this author , Nath Baghel Baishnab https://doi.org/10.1142/S0218126625501865Cited by:0 (Source: Crossref) PreviousNext AboutFiguresReferencesRelatedDetailsPDF/EPUB ToolsAdd to favoritesDownload CitationsTrack CitationsRecommend...
Evolutionary algorithms are simple and efficient techniques for optimization of VLSI circuits. In this work, Whale Optimization Algorithm (WOA) is used to design a two stage CMOS operational amplifier (OpAmp)with optimum area so as achieve minimum offset voltage also meet different specifications such Slew Rate, Gain etc. the amplifier. For maintaining current imbalance at output OpAmp, minimization an important requirement. Algorithmic results were further validated by redesigning OpAmp in...
A Low Voltage, Power, Noise and High Gain Two Stage OpAmp configuration utilizing self-cascoding transistors has been proposed. Self cascoding helps in decrease of Channel Length Modulation Effect aides accomplishing high output impedance voltage swing, thereby improving the gain. The frequency response proposed design makes it conceivable to be utilized as a part Frequency Applications. For enhancing Phase Margin design, zero nulling active resistor implemented Transmission Gates for...
For enhancing the performance of any analog circuit, a good current mirror must be designed for copying from one active device to other. In this proposed work, we have come up with modified structure based on Flipped Voltage Follower Cell, which improves dynamic range without trading off other parameters. Simulations were performed in Cadence Spectre using UMC 180nm technology files and specifications compared reported high mirrors. Comparative analysis shows that has very as mirrors, while...
This paper presented the OTA design with techniques to generate lower transconductance used in an operational amplifier-capacitor (g <inf xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">m</inf> -c) filter achieve bandwidth requirements as EEG signals range from 0 200Hz. The proposed cross coupled network, source degeneration and current division transconductance. designed for low power consumption utilizes 1 V supply 15 nA biasing current. by...
Cochlear implantation is a procedure that uses electrical stimulation in the auditory nerve system to restore partial hearing. In this work, low-power, high-gain with high output swing preamplifier has been designed for cochlear implant. Capacitive feedback topology used along current scaling resistor maintain noise under limit and overcome trade-off between power. Simulations post-layout analyses proposed were done Cadence Virtuoso using UMC 180 nm technology. OTA, maximum gain of 44.23 dB,...
In emulating biological behavior of vertebrates, neuromorphic integrated chips are being widely employed. CMOS Winner-Takes-All (WTA) circuit is one the key component chips. The modelling WTA has been carried out and few modern Evolutionary Optimization algorithms have also employed to optimize parameters in order improve slew rate. Simulations for optimization were performed using MATLAB. results found compared with each other. Based on optimized results, designed Cadence Virtuoso simulated...
A new efficient design approach for sizing a high-performance analog amplifier circuit namely the recycling folded cascode (RFC) is presented. An RFC an enhanced version of conventional and achieves better slew rate, gain, bandwidth, offset, etc. same area power budget. Low-frequency amplifiers such as biomedical or neural have demanding requirement low area, power, noise apart from meeting other optimal specifications which inherent trade-off among themselves. As result, manual becomes...
The rapid growth in VLSI design has set forth a number of challenges. With the ever-increasing transistors chip, reducing power consumption chip while retaining or increasing efficiency at same time been major priority for designers. Optimizing Routing phase cycle is very viable option to meet challenge. Reducing wire-lengths as well vias turn results reduction capacitance and hence consumption. Nature inspired algorithms (Swarm Intelligence) like Ant Colony Optimization (ACO), Artificial...
Background: Leukemia, the malignant proliferation of hematopoietic cells, accounts for a major portion cancer globally. Types leukemia are necessary effective therapy as prognosis, and survival rates different each type leukemia. The objective study was to know relative incidence in Silchar Medical College Hospital, Assam. This also aims clinical manifestations their hematological correlation.Methods: It retrospective 60 patients carried out Department Pathology SMCH, Assam, over period 2...
This paper presents the design of an efficient operational transconductance amplifier (OTA) to be explicitly used for electroencephalogram (EEG) signal acquisition in neural amplifiers (NAs). The central objective this study revolves around addressing fundamental compromise between noise and power NAs. overarching goal is effectively mitigate trade-off by introducing novel approaches. proposed design’s novelty lies utilizing adaptive biasing technique instead traditional current mirror...
A new efficient design approach for sizing a high performance analog amplifier circuit namely the Recycling Folded Cascode (RFC) is presented. RFC an enhanced version of conventional folded cascode and achieves better slew rate, gain, bandwidth, offset etc. same area power budget. Low frequency amplifiers such as biomedical or neural have demanding requirement low area, noise apart from meeting other optimal specifications which inherent trade-off amongst themselves. As result, manual...