Works (16)

Updated: April 4th, 2024 13:54

2024 journal article

A Subcutaneously Injectable Implant for Multimodal Physiological Monitoring in Animals

IEEE Sensors Journal.

By: P. Ahmmed n, J. Reynolds n & A. Bozkurt n

TL;DR: A miniaturized, injectable, and multimodal implant for real-time measurements of heart rate, breathing rate, movement, and subcutaneous temperature with future extensions to blood pressure and oxygen saturation is reported. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (OpenAlex)
Source: ORCID
Added: March 1, 2024

2023 article

A Wireless Multimodal Physiological Monitoring ASIC for Injectable Implants

IEEE 49TH EUROPEAN SOLID STATE CIRCUITS CONFERENCE, ESSCIRC 2023, pp. 305–308.

By: L. Zhao*, R. Stephany*, Y. Han*, P. Ahmmed n, A. Bozkurt n & Y. Jia*

author keywords: injectable implant; multimodal sensing; ECG; PPG; temperature sensing; physiological monitoring
TL;DR: This paper presents a wireless multimodal physiological monitoring ASIC fabricated in a CMOS 180 nm process that is sized to be within the form factor of an injectable microchip implant and can measure electrocardiography, photoplethysmography, and body temperature. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: November 13, 2023

2023 article

Conformal Micropatterned Organic-Metal Electrodes for Physiological Recording

2023 IEEE SENSORS.

By: K. Queener n, P. Ahmmed n, M. Victorio*, J. Twiddy n, A. Dehn n, A. Brewer n, E. Lobaton n, A. Bozkurt n, V. Pozdin*, M. Daniele n

author keywords: conformal electrodes; biopotential recording; microfabrication; photolithography; PEDOT:PSS
TL;DR: CMOM electrodes were characterized then evaluated in vivo against commercial-off-the-shelf electrodes and PEDOT:PSS coating found to reduce the overall impedance in each electrode variant, resulting in a >97% decrease in impedance at low frequencies. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: February 1, 2024

2023 journal article

Continuous heart rate variability monitoring of freely moving chicken through a wearable electrocardiography recording system

POULTRY SCIENCE, 102(2).

By: P. Ahmmed n, J. Reynolds n, A. Bozkurt n & P. Regmi*

author keywords: electrocardiography; heart rate variability; chicken; animal welfare; wearables
MeSH headings : Animals; Chickens; Electrocardiography / veterinary; Heart Rate / physiology; Wearable Electronic Devices / veterinary
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 6, 2022

2022 journal article

A Multimodal Sensing Platform for Interdisciplinary Research in Agrarian Environments

SENSORS, 22(15).

By: J. Reynolds n, E. Williams n, D. Martin n, C. Readling n, P. Ahmmed n, A. Huseth n, A. Bozkurt n

author keywords: corn earworm; bivalve; testing platform; wireless; Internet of Things; sensor development; agriculture; aquaculture
MeSH headings : Agriculture; Electronics; Environmental Monitoring / methods; Interdisciplinary Research; Reproducibility of Results
TL;DR: The design of a modular system to serve as a research platform for outdoor sensor development and deployment and the flexibility to include internal electronics and external sensors, allowing novel applications is presented. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 28, 2022

2021 journal article

An Accelerometer-based Sensing System to Study the Valve-gaping Behavior of Bivalves

IEEE Sensors Letters, 1–1.

By: P. Ahmmed n, J. Reynolds n, J. Levine n & A. Bozkurt n

author keywords: Sensor systems; accelerometers; angle measurement; biomarkers; bivalves; freshwater mussels; gaping
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
14. Life Below Water (Web of Science)
15. Life on Land (Web of Science)
Sources: ORCID, Crossref, NC State University Libraries
Added: April 22, 2021

2021 article

Noncontact Electrophysiology Monitoring Systems for Assessment of Canine-Human Interactions

2021 IEEE SENSORS.

author keywords: Animal-assisted interactions; canine-assisted therapy; capacitively coupled ECG; noncontact electrodes
TL;DR: A capacitively coupled biopotential recording system custom-designed for animal-human dyads that uses noncontact electrodes to monitor the heart rate and its variability to evaluate the physiological basis of the animal-assisted therapies. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 21, 2021

2021 article

Novel 3D-printed Electrodes for Implantable Biopotential Monitoring

2021 43RD ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE ENGINEERING IN MEDICINE & BIOLOGY SOCIETY (EMBC), pp. 7120–7123.

By: P. Ahmmed n, J. Reynolds n, S. Hamada*, P. Regmi n & A. Bozkurt n

MeSH headings : Animals; Electric Conductivity; Electrodes; Equipment Design; Humans; Printing, Three-Dimensional; Prostheses and Implants
TL;DR: A novel 3D-printing process to integrate conductive metal surfaces on a low-temperature co-fired ceramic base to be deployed as electrodes for electrocardiography (ECG) implants for small animals and simultaneous recording with a commercial device validated the measurements, demonstrating promising accuracy in heart rate and breathing rate monitoring. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 21, 2021

2021 article

Wearable Bioimpedance Hydration Monitoring System using Conformable AgNW Electrodes

2021 IEEE SENSORS.

By: T. Songkakul n, S. Wu n, P. Ahmmed n, W. Reynolds, Y. Zhu n & A. Bozkurt n

author keywords: bioimpedance spectroscopy; wearable; hydration
TL;DR: A custom miniaturized wearable bioimpedance spectroscopy (BIS) system consisting of a Bluetooth-enabled system-on-a-chip and an analog front-end circuit integrated with conformable, flexible, and stretchable silver-nanowire electrodes is presented. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 21, 2021

2020 journal article

In Vivo Evaluation of a Subcutaneously Injectable Implant with a Low-Power Photoplethysmography ASIC for Animal Monitoring

SENSORS, 20(24).

By: J. Valero-Sarmiento n, P. Ahmmed n & A. Bozkurt n

author keywords: injectable; photoplethysmography; biomedical electronics; biophotonics; encapsulation; implant; in vivo; biomedical telemetry; software radio
MeSH headings : Animals; Equipment Design; Photoplethysmography / instrumentation; Photoplethysmography / veterinary; Pilot Projects; Prostheses and Implants; Rats; Signal Processing, Computer-Assisted; Telemetry; Wireless Technology
TL;DR: The wireless operation of the injectable capsule system with a human subject holding the sensor between the fingers and the in vivo functionality of the subcutaneous sensing on a pilot study performed on anesthetized rat subjects are demonstrated. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: January 19, 2021

2019 conference paper

A Wearable Wrist-Band with Compressive Sensing based Ultra-Low Power Photoplethysmography Readout Circuit

2019 IEEE 16th International Conference on Wearable and Implantable Body Sensor Networks (BSN).

Parvez Ahmmed

TL;DR: This work presents the first ever demonstration of a CS based PPG ASIC in wrist-band form factors and paves the way towards deploying and evaluating this custom P PG ASIC in future clinical studies. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: ORCID
Added: June 4, 2021

2019 journal article

An Injectable System for Subcutaneous Photoplethysmography, Accelerometry, and Thermometry in Animals

IEEE TRANSACTIONS ON BIOMEDICAL CIRCUITS AND SYSTEMS, 13(5), 825–834.

By: J. Reynolds n, P. Ahmmed n & A. Bozkurt n

author keywords: Accelerometers; biomedical electronics; biophotonics; cardiology; encapsulation; hypodermic needles; implant; in vivo; photoplethysmography; temperature measurement
MeSH headings : Accelerometry / instrumentation; Accelerometry / methods; Animals; Chickens; Movement; Needles; Photoplethysmography / instrumentation; Photoplethysmography / methods; Rats; Thermography / instrumentation; Thermography / methods; Wireless Technology / instrumentation
TL;DR: The design and deployment of a miniaturized capsule-based system for subdermal injection to provide real-time and continuous heart-rate, movement, and core-body-temperature measurements is demonstrated. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: December 9, 2019

2018 conference paper

Preliminary Evaluation of an Injectable Sensor for Subcutaneous Photoplethysmography in Animals

2018 IEEE Biomedical Circuits and Systems Conference (BioCAS).

By: J. Reynolds n, P. Ahmmed n & A. Bozkurt n

TL;DR: The construction and preliminary evaluation of a capsule system that can be easily injected under the skin of animals for real-time photoplethysmography and the heart rate monitoring accuracy is comparable to that of traditional electrocardiography measured with subdermal needle electrodes on rat models. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: June 3, 2021

2014 conference paper

A novel adaptive volterra filter to compensate for speaker non-linearity

8th International Conference on Electrical and Computer Engineering, 258–261.

By: T. Roy*, P. Ahmmed*, M. Rahman*, A. Ash-Saki* & A. Harun-Ur-Rashid*

TL;DR: The implementation of an adaptive Volterra filter to compensate for speaker non-linearity using a pipelined recurrent neural network based architecture is demonstrated and is tested by implementing it on a dataplane processing unit configured for audio processing. (via Semantic Scholar)
Source: ORCID
Added: June 4, 2021

2014 conference paper

Self-localization of a mobile robot using monocular vision of a chessboard pattern

8th International Conference on Electrical and Computer Engineering, 753–756.

By: P. Ahmmed*, Z. Ahmed*, M. Rafee*, M. Awal* & S. Choudhury*

TL;DR: A computationally fast visual approach of autonomous robot localization with high degree of accuracy is demonstrated by analyzing the perspective projection of a reference structure on a monocular image perceived by a camera placed at that point. (via Semantic Scholar)
Source: ORCID
Added: June 4, 2021

2013 conference paper

Modeling and simulation of a Microcontroller based power factor correction converter

2013 International Conference on Informatics, Electronics and Vision (ICIEV), 1–4.

By: P. Ahmmed*, S. Saha*, S. Sunny*, M. Hossain* & M. Rafee*

TL;DR: This paper describes the design and simulation of a single-phase PFC converter using Atmel's AVR Microcontroller, which achieves a power factor near to unity, which results higher efficiency and low-THD AC output. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: June 4, 2021

Employment

Updated: October 13th, 2021 10:04

2021 - present

North Carolina State University Raleigh, North Carolina, US
Postdoctoral Research Scholar Electrical and Computer Engineering

2014 - 2016

Grameenphone Ltd Dhaka, BD
Senior System Engineer Radio Planning and Optimization

Education

Updated: October 13th, 2021 10:07

2016 - 2021

North Carolina State University Raleigh, North Carolina, US
Doctor of Philosophy Electrical and Computer Engineering

2016 - 2019

North Carolina State University Raleigh, North Carolina, US
Master of Science Electrical and Computer Engineering

2009 - 2014

Bangladesh University of Engineering and Technology Dhaka, Dhaka District, BD
Bachelor of Science Electrical and Electronic Engineering

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