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Creator | Title | Description | Subject | Date |
101 |
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Stringfellow, Gerald B. | Spectroscopic study of surfactant enhanced organometallic vapor phase epitaxy growth of GaInP | Samplen s of GaxIn1-xP grown by organometallic vapor phase epitaxy on (001) GaAs substrates by addition of TESb demonstrating a lateral superlattice compositional modulation (CM) have been studied by low temperature polarized photoluminescence (PL), power dependent PL, and photoluminescence excitati... | Organometallic vapor; Photoluminescence excitation; Spectroscopy | 2001 |
102 |
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Stevens, Kenneth | Automatic synthesis of fast, compact self-timed control | An automated synthesis tool, called the Most Excellent Asynchronous Tool, or MEAT is presented. This tool has been used to specify and synthesize self-timed circuits for a fully self-timed 300,000 transistor communication co-processor. The Specification is done with stylized state diagrams. This is ... | | 1992 |
103 |
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Furse, Cynthia M. | Women in engineering: statistical analysis of ACT data and proposed procedure to reverse trend | Women have historically been underrepresented both in college majors and professional careers in STEM fields. This disparity can be observed in many countries, though it is most evident in the US. In this paper we analyze historical ACT data over a 30-year span and correlate gender differences ... | | 2011 |
104 |
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Harrison, Reid R.;Normann, Richard A. | Low-power integrated circuit for a wireless 100-electrode neural recording system | In the past decade, neuroscientists and clinicians have begun to use implantable MEMS multielectrode arrays (e.g., [1]) to observe the simultaneous activity of many neurons in the brain. By observing the action potentials, or "spikes," of many neurons in a localized region of the brain it is possibl... | Neural recording system; Utah Microelectrode Array; Integrated neural interface | 2007 |
105 |
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Furse, Cynthia M. | Hands-on electromagnetics: microstrip circuit and antenna design laboratories at USU | New laboratories for microstrip circuit and antenna design have recently been developed at Utah State University. These laboratories are used to provide hands-on design, fabrication, and testing experience in two senior/graduate level design comes -- ECE 6130 Microwave Engineering and ECE 6170 Anten... | Microstrip circuit design laboratories; Antenna design laboratories | 1999 |
106 |
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Mathews, V. John | Tracking analysis of the sign algorithm in nonstationary environments | Abstract-This paper presents a tracking analysis of the adaptive filters equipped with the sign algorithm and operating in nonstationary environments. Under the assumption that the nonstationarity can be modeled using a random disturbance, it is shown that the long-term time average of the mean-abso... | | 1990 |
107 |
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Stevens, Kenneth | Energy and performance models for clocked and asynchronous communication | Parameterized first-order models for throughput, energy, and bandwidth are presented in this paper. Models are developed for many common pipeline methodologies, including clocked flopped, clocked time-borrowing latch protocols, asynchronous two-cycle, four-cycle, delay-insensitive, and source synch... | | 2003 |
108 |
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Stevens, Kenneth | Family of 4-phase latch protocols | A complete family of untimed asynchronous 4-phase pipeline protocols is derived and characterised. This family contains all untimed protocols where data becomes valid before the request signal rises. Starting with a specification of the most parallel such protocol, rules are provided for concurre... | | 2008 |
109 |
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Normann, Richard A.; Johansson,Torbjorn; Abbasi, Masoud; Huber, Robert J. | Three-dimensional architecture for a parallel processing photosensing array | A three-dimensional architecture for a photosensing array has been developed. This silicon based architecture consists of a 10 x 10 array of photosensors with 80 microns diameter, through chip interconnects to the back side of a 500 microns thick silicon wafer. Each photosensor consists of a 300 x 3... | Retina; Optics; Silicon; Photosensing | 1992 |
110 |
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Furse, Cynthia M. | Three-dimensional electromagnetic power deposition in tumors using interstitial antenna arrays | Interstitial arrays of insulated antennas have shown promise for microwave hyperthermia treatment of deep-seated tumors. Available analytical techniques for predicting the electromagnetic (EM) power deposition of these antennas have been limited to the case of a homogeneous conductive medium surrou... | Interstitial antenna arrays; Microwave hyperthermia treatment; Invasive hyperthermia; Electromagnetic power deposition | 1989-10 |
111 |
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Myers, Chris J.; Harrison, Reid R.; Schlegel, Christian | Cell library for automatic synthesis of analog error control decoders | This paper presents a cell library for automatic synthesis of analog error control decoders. By using some basic cells, analog ermr control decoders can be automatically synthesized. Also, using automatic synthesis based on this cell library, the circuit performance is not degraded and the circuit i... | | 2002 |
112 |
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Tasdizen, Tolga; Whitaker, Ross T. | Particle-based simulation of fluids | Due to our familiarity with how fluids move and interact, as well as their complexity, plausible animation of fluids remains a challenging problem. We present a particle interaction method for simulating fluids. The underlying equations of fluid motion are discretized using moving particles and th... | | 2003 |
113 |
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Stringfellow, Gerald B. | Influence of tellurium doping on step bunching of GaAs (001) vicinal surfaces grown by organometallic vapor phase epitaxy | Atomic force microscopy has been used to investigate the influence of controlled tellurium Te incorporation on the step structure of GaAs grown by organometallic vapor phase epitaxy on vicinal 001 surfaces. Te doping, using the precursor diethyltelluride, is found to markedly decrease the surface r... | Epitaxial growth; Misorientation; Organometallic vapor phase epitaxy | 1998 |
114 |
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Stringfellow, Gerald B. | Long wavelength lattice dynamics for quaternary alloys: GaInPSb and AlGaAsSb | Presents information on a study which investigated the long wavelength lattice dynamics of quaternary alloys. Theory of the random cell isodisplacement model; Secular equation developed; Results and discussion. | Lattice dynamics; Quaternary alloys | 1992 |
115 |
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Mathews, V. John; Varner, Michael W.; Clark, Edward B. | Prediction of pregnancy-induced hypertension using coherence analysis | ABSTRACT This paper presents a novel method to predict hypertensive disorders in pregnancy using coherence analysis. Previous studies suggest that there is inadequate secondary trophoblast invasion in hypertensive pregnancies implying that there are differences in the functional relationships betwe... | | 2004 |
116 |
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Furse, Cynthia M. | Laboratory Project in Wireless FSK Receiver Design | This paper describes a wireless local area network laboratory project that provides senior and first-year graduate students in microwave engineering courses the opportunity to design, build, and test several passive microstrip components and integrate them into a working system. Students design fil... | Microwave engineering; Project-based education | 2004-02 |
117 |
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Harrison, Reid R. | Wireless neural interface for chronic recording | A primary goal of the Integrated Neural Interface Project (INIP) is to develop a wireless, implantable device capable of recording neural activity from 100 micromachined electrodes. The heart of this recording system is a low-power integrated circuit that amplifies 100 weak neural signals, detect... | Integrated Neural Interface; Wireless; Neural recording; Telemetry | 2008-11 |
118 |
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Furse, Cynthia M.; Gandhi, Om P. | Computations of SAR distributions or two anatomically based models of the human head using CAD files of commercial telephones and the parallelized FDTD code | A method for importing data from computer-aided design (CAD) files for a mobile telephone into finite-difference time-domain (FDTD) simulation software is described. Although the FDTD method is well suited for the bio-electromagnetic simulations and has become the method of choice for most research... | Specific absorption rates; SAR; CAD files; FDTD; Finite-difference time-domain | 1998-01-01 |
119 |
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Tasdizen, Tolga; Whitaker, Ross T.; Marc, Robert E.; Jones, Bryan W. | Enhancement of cell boundaries in transmission electon microscopy images | Transmission electron microscopy (TEM) is an important modality for the analysis of cellular structures in neurobiology. The computational analysis of neurons entail their segmentation and reconstruction from TEM images. This problem is complicated by the heavily textured nature of cellular TEM ima... | | 2005 |
120 |
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Stringfellow, Gerald B.; Shurtleff, James Kevin | Adsorption and desorption of the surfactant Sb on GaInP grown by organometallic vapor phase epitaxy | It has been determined that ordering has a profound effect on the bandgap energy of many compound semiconductor alloys. Therefore, ordering must be controlled for devices such as solar cells, light emitting diodes and diode lasers. Since ordering depends on the surface properties during organomet... | Time dependent surface photoabsorption (SPA); Compound semiconductor alloys | 2000 |
121 |
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Myers, Chris J. | Interfacing synchronous and asynchronous modules within a high-speed pipeline* | This paper describes a new technique for integrating asynchronous modules within CI high-speed synchronous pipeline. Our design eliminates potential metastability problems by using Q clock generated by Q stoppable rang oscillator, which is capable of driving the large clock load found in present d... | | 1997 |
122 |
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Tasdizen, Tolga; Whitaker, Ross T. | Feature preserving variational smoothing of terrain data | In this paper, we present a novel two-step, variational and feature preserving smoothing method for terrain data. The first step computes the field of 3D normal vectors from the height map and smoothes them by minimizing a robust penalty function of curvature. This penalty function favors piecewise ... | | 2003 |
123 |
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Harrison, Reid R. | Analog VLSI model of the fly elementary motion detector | Flies are capable of rapidly detecting and integrating visual motion information in behaviorly-relevant ways. The first stage of visual motion processing in flies is a retinotopic array of functional units known as elementary motion detectors (EMDs). Several decades ago, Reichardt and colleagues de... | | 1998-01-01 |
124 |
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Harrison, Reid R. | Wireless neural recording with single low-power integrated circuit | We present benchtop and in vivo experimental results from an integrated circuit designed for wireless implantable neural recording applications. The chip, which was fabricated in a commercially available 0.6- m 2P3M BiCMOS process, contains 100 amplifiers, a 10-bit analog-to-digital converter (ADC... | | 2009-08 |
125 |
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Stevens, Kenneth | Timed logic conformance and its application | Timed Logic Conformance _x000B_TLC_x000C_ is a bisimulation-style partial order relationship defined over the statespace of Timed Safety Automata _x000B_TSA_x000C_ with real-valued clocks. In contrast to timed simulation. Calculus of Timed Refine- ment _x000B_CTR_x000C_, and Time-Abstracted bisim... | | 1999 |