Maysam Ghovanloo

Works (13)

Updated: July 5th, 2023 15:57

2020 article

A Software-Defined Radio Receiver for Wireless Recording From Freely Behaving Animals (vol 13, pg 979, 2019)

Jia, Y., Lee, B., Kong, F., Zeng, Z., Connolly, M., Mahmoudi, B., & Ghovanloo, M. (2020, June). IEEE TRANSACTIONS ON BIOMEDICAL CIRCUITS AND SYSTEMS, Vol. 14, pp. 631–631.

By: Y. Jia n, B. Lee *, F. Kong *, Z. Zeng *, M. Connolly *, B. Mahmoudi *, M. Ghovanloo*

author keywords: Receivers; Wireless communication; Animals; Biomedical engineering; Biomedical informatics
Source: Web Of Science
Added: June 22, 2020

2020 article

A Trimodal Wireless Implantable Neural Interface System-on-Chip

Jia, Y., Guler, U., Lai, Y.-P., Gong, Y., Weber, A., Li, W., & Ghovanloo, M. (2020, December). IEEE TRANSACTIONS ON BIOMEDICAL CIRCUITS AND SYSTEMS, Vol. 14, pp. 1207–1217.

By: Y. Jia n, U. Guler *, Y. Lai *, Y. Gong *, A. Weber *, W. Li *, M. Ghovanloo*

author keywords: Stimulated emission; Capacitors; Biomedical optical imaging; Neuromodulation; Electrical stimulation; Wireless communication; Optical switches; Charge balancing; switched-capacitor based stimulation; trimodal neural interface; optogenetics; wireless power and data transmission
MeSH headings : Animals; Electric Stimulation / instrumentation; Implantable Neurostimulators; Male; Photic Stimulation; Rats; Rats, Sprague-Dawley; Signal Processing, Computer-Assisted / instrumentation; Wireless Technology / instrumentation
TL;DR: A wireless and battery-less trimodal neural interface system-on-chip (SoC), capable of 16-ch neural recording, 8-ch electrical stimulation, and 16- ch optical stimulation, all integrated on a 5 ×  3 mm2 chip fabricated in 0.35-μm standard CMOS process. (via Semantic Scholar)
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7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: March 1, 2021

2020 journal article

A mm-Sized Free-Floating Wireless Implantable Opto-Electro Stimulation Device

MICROMACHINES, 11(6).

By: Y. Jia n, Y. Gong *, A. Weber *, W. Li * & M. Ghovanloo*

author keywords: free-floating implants; inductive link; switched-capacitor-based optical; electrical stimulation; charge balancing
TL;DR: The proposed FF-WIOS2 device, equipped with 16-ch optical and 4-ch electrical stimulation for reconfigurable neuromodulation, is potentially a reconfigured tool for performing untethered neurommodulation. (via Semantic Scholar)
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UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: August 17, 2020

2019 journal article

A Software-Defined Radio Receiver for Wireless Recording From Freely Behaving Animals

IEEE TRANSACTIONS ON BIOMEDICAL CIRCUITS AND SYSTEMS, 13(6), 1645–1654.

By: Y. Jia n, B. Lee *, F. Kong *, Z. Zeng *, M. Connolly *, B. Mahmoudi *, M. Ghovanloo*

author keywords: Wireless communication; Animals; Radio frequency; Wireless sensor networks; RF signals; Graphical user interfaces; Data acquisition; Electrophysiology; implantable medical devices; neural interfacing; software-defined radio; wireless
MeSH headings : Action Potentials; Animals; Behavior, Animal / physiology; Electrodes, Implanted; Equipment Design / methods; Rats; Signal Processing, Computer-Assisted; Software; Wearable Electronic Devices; Wireless Technology / instrumentation
TL;DR: A software-defined radio (SDR) based scalable data acquisition system, which can be programmed to provide coverage over standard-sized or customized experimental arenas, and which reduces the packet loss down to 0.12%, on average, by eliminating the blind spots caused by the moving Tx directionality. (via Semantic Scholar)
Source: Web Of Science
Added: February 3, 2020

2019 journal article

Toward a High-Throughput Wireless Smart Arena for Behavioral Experiments on Small Animals

IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 67(8), 2359–2369.

By: S. Mirbozorgi *, Y. Jia n, P. Zhang * & M. Ghovanloo*

author keywords: Animals; Resonant frequency; Wireless communication; Resonators; Bifurcation; Mutual coupling; Standards; Inductive wireless power transmission; high-throughput experiments; bifurcation; behavioral neuroscience
MeSH headings : Animals; Behavior, Animal; Electric Power Supplies; Humans; Reproducibility of Results; Wireless Technology
TL;DR: This work presents a high-throughput and scalable wirelessly-powered smart arena for behavioral experiments made of multiple EnerCage Homecage systems, operating in parallel in a way that they can fit in standard racks that are commonly used in animal facilities. (via Semantic Scholar)
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Source: Web Of Science
Added: August 10, 2020

2017 journal article

Analytical modeling and optimization of small solenoid coils for millimeter-sized biomedical implants

IEEE Transactions on Microwave Theory and Techniques, 65(3), 1024–1035.

By: Y. Cheng, G. Wang & M. Ghovanloo

Source: NC State University Libraries
Added: August 6, 2018

2010 conference paper

An efficient 13.56 MHz active back-telemetry rectifier in standard CMOS technology

2010 ieee international symposium on circuits and systems, 1201–1204.

By: G. Bawa n, A. Huang n & M. Ghovanloo*

TL;DR: The design of a high-frequency rectifier implemented in a 0.5-μm 3M/2P 5V standard CMOS process for wireless power transmission across short-range inductive links is presented, and a dual-mode back-telemetry capability is incorporated. (via Semantic Scholar)
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7. Affordable and Clean Energy (OpenAlex)
Source: NC State University Libraries
Added: August 6, 2018

2009 journal article

Using Pulse Width Modulation for Wireless Transmission of Neural Signals in Multichannel Neural Recording Systems

IEEE TRANSACTIONS ON NEURAL SYSTEMS AND REHABILITATION ENGINEERING, 17(4), 354–363.

By: M. Yin n & M. Ghovanloo*

author keywords: Frequency shift keying; implantable microelectronic devices; neural interfacing; pulse width modulation; telemetry; time division multiplexing
MeSH headings : Action Potentials / physiology; Amplifiers, Electronic; Electric Power Supplies; Equipment Design; Equipment Failure Analysis; Miniaturization; Nerve Net / physiology; Pattern Recognition, Automated / methods; Reproducibility of Results; Semiconductors; Sensitivity and Specificity; Signal Processing, Computer-Assisted / instrumentation; Telemetry / instrumentation
TL;DR: The 15-ch WINeR prototype, which is fabricated in a 0.5-mum standard CMOS process and consumes 4.5 mW from plusmn1.5 V supplies, can acquire and wirelessly transmit up to 320 k-samples/s to a 75-MHz receiver with 8.4 bits of resolution, equivalent to a wireless data rate of ~ 2.56 Mb/s. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2008 journal article

A Magneto-Inductive Sensor Based Wireless Tongue-Computer Interface

IEEE TRANSACTIONS ON NEURAL SYSTEMS AND REHABILITATION ENGINEERING, 16(5), 497–504.

By: X. Huo*, J. Wang  n & M. Ghovanloo*

author keywords: Assistive technologies (ATs); environment control; information transfer rate (ITR); magneto-inductive sensors; tongue-computer interfacing; tongue motion
MeSH headings : Adult; Computer Peripherals; Electronics / instrumentation; Equipment Design; Equipment Failure Analysis; Female; Humans; Male; Task Performance and Analysis; Telemetry / instrumentation; Tongue / physiopathology; Touch; Transducers; User-Computer Interface
TL;DR: The Tongue Drive system has been successfully tested on six able-bodied subjects for computer access by defining six individual commands to resemble mouse functions, which could then be used to access a desktop computer, maneuver a powered wheelchair, or control other devices in the user's environment. (via Semantic Scholar)
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4. Quality Education (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2008 journal article

Introduction and preliminary evaluation of the Tongue Drive System: Wireless tongue-operated assistive technology for people with little or no upper-limb function

JOURNAL OF REHABILITATION RESEARCH AND DEVELOPMENT, 45(6), 921–930.

By: X. Huo*, J. Wang & M. Ghovanloo

author keywords: assistive technologies; computer access; environment control; information transfer rate; magnetic field sensors; permanent magnets; rehabilitation; telemetry; tongue control; wireless
MeSH headings : Activities of Daily Living; Algorithms; Equipment Design; Equipment Failure Analysis; Humans; Male; Self-Help Devices; Signal Processing, Computer-Assisted / instrumentation; Tongue / physiology; Upper Extremity / physiopathology; User-Computer Interface
TL;DR: The Tongue Drive System provides people with minimal or no movement ability in their upper limbs with an efficacious tool for computer access and environmental control. (via Semantic Scholar)
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Source: Web Of Science
Added: August 6, 2018

2004 journal article

A compact large voltage-compliance high output-impedance programmable current source for implantable microstimulators

IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 52(1), 97–105.

By: M. Ghovanloo* & K. Najafi*

author keywords: charge balancing; CMOS; cochlear implant; current source; implantable microelectronics; microstimulation; neural prosthesis; triode region; voltage compliance
MeSH headings : Computer-Aided Design; Electric Impedance; Electric Stimulation / instrumentation; Electric Stimulation / methods; Electric Stimulation Therapy / instrumentation; Electric Stimulation Therapy / methods; Electrodes, Implanted; Electronics, Medical; Equipment Failure Analysis; Miniaturization; Prostheses and Implants; Prosthesis Design; Transistors, Electronic
TL;DR: A new CMOS current source is described for biomedical implantable microstimulator applications, which utilizes MOS transistors in deep triode region as linearized voltage controlled resistors (VCR) to improve stimulation efficiency, extends power supply lifetime, and saves chip area when the stimulation current level is high in the milliampere range. (via Semantic Scholar)
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UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2004 article

A modular 32-site wireless neural stimulation microsystem

Ghovanloo, M., & Najafi, K. (2004, December). IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol. 39, pp. 2457–2466.

By: M. Ghovanloo n & K. Najafi*

author keywords: charge balancing; current source; frequency shift keying; implantable electronics; inductive coupling; microstimulator; modular architecture; neural prosthesis; voltage compliance; wireless
TL;DR: Interestim-2B is presented, a modular 32-site wireless microstimulating ASIC for neural prosthesis applications, to alleviate disorders such as blindness, deafness, and severe epilepsy. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2004 journal article

Fully integrated wideband high-current rectifiers for inductively powered devices

IEEE JOURNAL OF SOLID-STATE CIRCUITS, 39(11), 1976–1984.

By: M. Ghovanloo n & K. Najafi*

author keywords: BiCMOS; biomedical implants; CMOS; full-wave; inductive coupling; latch-up; power supply; rectifier; RFID; substrate leakage; telemetry; wireless
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

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