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List of works by Steven Freear

A Comprehensive Framework for Spectrum Sensing in Non-Linear and Generalized Fading Conditions

A HIFU excitation scheme to reduce switching-induced grating lobes and hard tissue interface heating

A PLL-based phased array method to minimize phase quantization errors and reduce phasing-lobes

A Reduced-Wire ICE Catheter ASIC With Tx Beamforming and Rx Time-Division Multiplexing

scientific article published on 16 November 2018

A compact, parameterized, real-time beamformer, benchmarked for ultrasound imaging

A fractional harmonic excitation (FHE) method for high frequency array imaging

A miniature HIFU excitation scheme to eliminate switching-induced grating lobes and nullify hard tissue attenuation

A novel representation for the Nuttall Q-function

A phase velocity filter for the measurement of lamb wave dispersion

Acoustic microbubble trapping in blood mimicking fluid

An Adaptive Array Excitation Scheme for the Unidirectional Enhancement of Guided Waves

scientific article published on 11 November 2016

Analytic Expressions and Bounds for Special Functions and Applications in Communication Theory

article by Paschalis C. Sofotasios et al published December 2014 in IEEE Transactions on Information Theory

Analytic Solutions to a Marcum Q−Function-Based Integral and Application in Energy Detection of Unknown Signals over Multipath Fading Channels

Analytic expressions for the Rice Ie-function and the incomplete Lipschitz-Hankel Integrals

Arbitrary waveform generation based on phase and amplitude synthesis for switched mode excitation of ultrasound imaging arrays

Area under ROC curve of energy detection over generalized fading channels

scholarly article published August 2015

Area, speed and power measurements of FPGA-based complex orthogonal space-time block code channel encoders

Bit error rate of underlay decode-and-forward cognitive networks with best relay selection

Characterisation of Liposome-Loaded Microbubble Populations for Subharmonic Imaging

scientific article published on 24 October 2016

Chirp excitation of polydisperse microbubble populations for increasing sonoporation efficiency

Clutter noise reduction in B-Mode image through mapping and clustering signal energy for better cyst classification

Combined flow-focus and self-assembly routes for the formation of lipid stabilized oil-shelled microbubbles

Combining Acoustic Trapping With Plane Wave Imaging for Localized Microbubble Accumulation in Large Vessels

scientific article published on 01 July 2018

Comparison of spatial and temporal averaging on ultrafast imaging in presence of quantization errors

Compressive sensing with frequency warped compensation for damage detection in composite plate

Comsol modelling of non-spherical microbubble dynamics near a soft membrane

article

Concentration profiling using a novel acoustic backscatter system with single transducers pulsed at multiple frequencies

Concentration profiling using a novel acoustic backscatter system with single transducers pulsed at multiple frequencies

Contrast-enhanced ultrasound imaging with chirps: Signal processing and pulse compression

scholarly article published October 2015

Counter flow microbubble channeling using acoustic radiation force funnel

Coupling of wideband impulses generated by granular chains into liquids for biomedical applications

Detection of restoration faults under fillings in human tooth using ultrasound

Development of a real-time acoustic backscatter system for solids concentration measurement during nuclear waste cleanup

article

Diagnostic imaging of molecular-targeted nanorods simultaneously exposed to light and sound

Diagnostic ultrasound tooth imaging using fractional Fourier transform

scientific article published in October 2011

Direct Digital Demultiplexing of Analog TDM Signals for Cable Reduction in Ultrasound Imaging Catheters

scientific article

Elevation resolution enhancement in 3D photoacoustic imaging using FDMAS beamforming

Encapsulation of Emulsion Droplets with Metal Shells for Subsequent Remote, Triggered Release

scientific article published on 25 March 2019

Energy Detection Based Spectrum Sensing Over κ−μ and κ−μ Extreme Fading Channels

Energy detection based spectrum sensing over enriched multipath fading channels

Engineering Gold Nanotubes with Controlled Length and Near-Infrared Absorption for Theranostic Applications

Enhancement of contrast and resolution of B-mode plane wave imaging (PWI) with non-linear filtered delay multiply and sum (FDMAS) beamforming

Erratum: Evolution of ultrasonic impulses in chains of spheres using resonant excitation

scholarly article published in Europhysics Letters

Evolution of ultrasonic impulses in chains of spheres using resonant excitation

article published in 2015

Expanding 3D geometry for enhanced on-chip microbubble production and single step formation of liposome modified microbubbles

scientific article published in November 2012

Experimental investigation of chirp coded excitation in ultrasound superharmonic imaging

Experimental investigation of the subharmonic emission from microbubbles using linear and nonlinear frequency modulated signals

Extraction of an overlapped second harmonic chirp component using the fractional fourier transform

scholarly article published October 2011

Extraction of spectrally overlapped second harmonic using the fractional Fourier transform

scientific article published in July 2013

Field programmable gate array implementation of wheel–rail contact laws

Fractional Fourier transform with pulse inversion for second harmonic pulse compression

scholarly article published September 2009

Frequency warping compressive sensing for structural monitoring of aircraft wing

Front-end electronics for cable reduction in Intracardiac Echocardiography (ICE) catheters

Generation of Impulses from Single Frequency Inputs Using Non-linear Propagation in Spherical Chains

Generation of Ultrasound Pulses in Water Using Granular Chains with a Finite Matching Layer

Guided wave enhancement phased array beamforming scheme using recursive feedback

HIFU Drive System Miniaturisation Using Harmonic Reduced Pulse Width Modulation

scientific article published on 29 October 2018

HIFU Power Monitoring Using Combined Instantaneous Current and Voltage Measurement

scientific article published on 12 September 2019

Harmonic cancellation in switched mode Linear Frequency Modulated (LFM) excitation of ultrasound arrays

High-Frame-Rate Contrast-Enhanced Echocardiography Using Diverging Waves: 2-D Motion Estimation and Compensation

scientific article published on 18 December 2018

High-frequency subharmonic imaging of liposome-loaded microbubbles

Improved shear wave-front reconstruction method by aligning imaging beam angles with shear-wave polarization: Applied for shear compounding application

Increased frame rate for linear array imaging using novel frequency modulation scheme

Increasing the sonoporation efficiency of targeted polydisperse microbubble populations using chirp excitation

scientific article published in December 2013

Investigation of Non-linear Chirp Coding for Improved Second Harmonic Pulse Compression

scientific article published on 5 May 2017

Large-scale trials of a real-time acoustic backscatter system for solids concentration measurement during nuclear waste cleanup

Lowering the centre frequency of thick film PZT devices using acoustically matched backing layers

Molecular Effects of Glycerol on Lipid Monolayers at the Gas-Liquid Interface: Impact on Microbubble Physical and Mechanical Properties

scientific article published on 05 April 2019

Molecular dynamics simulation of nonlinear waves in granular media

article

Molecular-targeted nanorods for the localised destruction of cancer cells

New analytic results for the incomplete Toronto function and incomplete Lipschitz-Hankel Integrals

New improved unsharp masking methods compatible with ultrasound B-mode imaging

scholarly article published September 2017

New performance metrics for ultrasound pulse compression systems

Non-invasive cavitation nuclei trap for Histotripsy

Non-linear harmonic reduction pulse width modulation (HRPWM) for the arbitrary control of transducer-integrated switched excitation electronics

Nonlinear generation of harmonic content within High Intensity Ultrasound signals using granular chains

Novel expressions for the Marcum and one dimensional Q-functions

article

Novel expressions for the one and two dimensional Gaussian Q-functions

On the η-µ/gamma and the λ-µ/gamma multipath/shadowing distributions

On the κ-μ/gamma composite distribution: A generalized multipath/shadowing fading model

article

On-chip preparation of nanoscale contrast agents towards high-resolution ultrasound imaging

scientific article published on 22 December 2015

Optimising gold nanorod size for maximum photoacoustic response while minimising cell toxicity

scholarly article published 2017

Optimising gold nanorods for photoacoustic imaging in vitro

scientific article published in 2019

Performance Analysis of Tikhonov Regularized LS Channel Estimation for MIMO OFDM Systems with Virtual Carriers

Performance evaluation of nonlinear frequency modulated signals in ultrasound harmonic imaging

Phase-inversion-based selective harmonic elimination (PI-SHE) in multi-level switched-mode tone- and frequency-modulated excitation

scientific article published in June 2013

Pilot Design for MIMO OFDM Systems With Virtual Carriers

article by Qinfei Huang et al published May 2009 in IEEE Transactions on Signal Processing

Plane wave imaging challenge

Plasmonic Gold Nanoparticles for Combined Photoacoustic Imaging and Plasmonic Photothermal Therapy Using a Pulsed Laser

Pre-distorted amplitude modulated (PDAM) chirps for transducer compensation in harmonic imaging

Pulse compression of harmonic chirp signals using the fractional fourier transform

scientific article published in June 2010

Quinary excitation method for pulse compression ultrasound measurements

scientific article published on 4 November 2007

Randomized excitation: A novel ultrasound array excitation scheme

Real-Time Modeling of Wheel-Rail Contact Laws with System-On-Chip

Real-time imaging system using a 12-MHz forward-looking catheter with single chip CMUT-on-CMOS array

Relay Selection Based Full-Duplex Cooperative Systems Under Adaptive Transmission

Review of battery powered embedded systems design for mission-critical low-power applications

article

Selecting the number and values of the CPWI steering angles and the effect of that on imaging quality

Separating the second harmonic response of tissue and microbubbles using bispectral analysis

Separation of overlapping linear frequency modulated (LFM) signals using the fractional fourier transform

scientific article published in October 2010

Shadowed Fading in Indoor Off-Body Communication Channels: A Statistical Characterization Using the $\kappa $ – $\mu $ /Gamma Composite Fading Model

article

Simple and Accurate Approximations for the Two Dimensional Gaussian Q-Function

scholarly article published May 2011

Simultaneous trapping and imaging of microbubbles at clinically relevant flow rates

Solving the inverse problem of magnetisation–stress resolution

Spatial resolution and contrast enhancement in photoacoustic imaging with filter delay multiply and sum beamforming technique

Specimen-agnostic guided wave inspection using recursive feedback

Steve Freear Passes the Torch as the Editor-in-Chief of IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control

scientific article published in January 2019

Superharmonic imaging with chirp coded excitation: filtering spectrally overlapped harmonics

Symbol Error Probability of DF Relay Selection over Arbitrary Nakagami-mFading Channels

The Effect of Boundary Conditions on Resonant Ultrasonic Spherical Chains

scientific article published on November 2016

The Effect of the transducer parameters on spatial resolution in Plane-Wave imaging

The capture of flowing microbubbles with an ultrasonic tap using acoustic radiation force

The design of a high speed receiver system for an ultrasound array research platform

The dynamic excitation of a chain of pre-stressed spheres for biomedical ultrasound applications: Contact mechanics finite element analysis and validation

The effect of amplitude modulation on subharmonic imaging with chirp excitation

The effect of structural design parameters on FPGA-based feed-forward space-time trellis coding-orthogonal frequency division multiplexing channel encoders

The generation of impulses from narrow bandwidth signals using resonant spherical chains

The kappa-#181;/Ig Composite Statistical Distribution in RF and FSO Wireless Channels

The periodicity between the aggregated microbubbles by secondary radiation force

The study of chain-like materials for use in biomedical ultrasound

The α — κ — μ/gamma distribution: A generalized non-linear multipath/shadowing fading model

article

The α-κ-µ Extreme distribution: Characterizing non-linear severe fading conditions

article

The η-μ/gamma composite fading model

article

The κ-μ Extreme/Gamma Distribution: A Physical Composite Fading Model

article

The к-μ/gamma composite fading model

article

Theranostics: Engineering Gold Nanotubes with Controlled Length and Near-Infrared Absorption for Theranostic Applications (Adv. Funct. Mater. 14/2015)

Time-delay estimation and correlation analysis of acoustic signals in granular media using wavelet decomposition

Tomographic array design for online, non-invasive, non-intrusive measurement of magnox slurry during nuclear decommissioning

Tooth characterization using ultrasound with fractional Fourier transform

Transducer excitation with switched-mode encoded signals for harmonic and amplitude control verified using the Leach model

article

Two-way quality assessment approach for tumour detection using free-hand strain imaging

Ultrasonic propagation in finite-length granular chains

scientific article published on 2 November 2015

Ultrasound Open Platforms for Next-Generation Imaging Technique Development

article

Ultrasound array transmitter architecture with high timing resolution using embedded phase-locked loops

scientific article published in January 2012

Underlay cooperative cognitive networks with imperfect Nakagami-m fading channel information and strict transmit power constraint: Interference statistics and outage probability analysis

Upper and lower bounds for the Rice Ie-function

VLSI Architectures for Sliding-Window-Based Space-Time Turbo Trellis Code Decoders

Velocity estimation error reduction in stenosis areas using a correlation correction method

Width-modulated square-wave pulses for ultrasound applications

scientific article published in November 2013