Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 162 for “"Resistor"”.
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The ballast resistor : a simple dissipative structure.
Thesis. 1976. Ph.D.--Massachusetts Institute of Technology. Dept of Physics.
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Modeling 0.18[m̳u̳]m BiCMOS (S18) high sheet resistance (RPH) polysilicon resistor lifetime drift
… BiCMOS high sheet resistance (RPH) polysilicon resistors. The circuit model was made using Cadence-Spectre and Verilog-A. The lifetime drift utility was written using Ocean scripting language.
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Implementation of a sinusoidal current drive for a brushless three phase motor using a common sense resistor for rotor position feedback
Thesis (M.Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1998.
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The design of a high precision, wide common mode range auto-zero comparator
… current limit detection scheme places a sense resistor in the current path, burning static power. Reducing this power consumption while maintaining the overall accuracy of the detector can be done by decreasing the full scale sense voltage across the sense resistor, decreasing the size of the …
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A control system for laser trimming thick film resistors and the reliability effects
… repeatability, and post-trim effects on the resistor's reliability. The work in this thesis concerns the laser trimming of resistor components to a tight tolerance. It is the objective of this thesis to address the performance of an Nd:YAG laser operation and interface with a computer. The …
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Grease particle deposition measurements in a kitchen exhaust duct for the development of low cost grease sensors.
… with a strain gage arrangement and a LED-photo resistor arrangement on two opposite walls of a 0:254 m by 0:203 m (10 inches by 8 inches) duct at two exhaust velocities namely 2:54 m/s (500 ft/min) and 7:62 m/s (1500 ft/min) were investigated. The size distributions obtained by the simulated …
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Modelling Artificial Stimulation and Response in Peripheral Nerves Including Ephaptic Interactions
… method. The self-contained method uses a resistor network that electrically couples all axons, tissues, electrodes, and surrounding medium, and is solved by the NEURON simulation environment. The resistor network uses weighted Voronoi tessellations in the Laguerre geometry to define the …
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Switching circuit energy balance in iLabs on experimental lab server architecture
… in the Introduction to Circuits class, the NMOS Resistor Amplifier Lab, allows students to analyze the switching waveforms of a transistor. This thesis describes the integration of a thermal camera to the NMOS-Resistor Amplifier Lab to educate students about energy dissipation. The first version …
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Computer aids to the design of thin film circuits.
… of thin film technology is that very accurate resistors can be fabricated on the slice. A set of programs have been developed such that the resistor geometries can be synthesised entirely automatically. The results are difficult to match by a conventional manual approach because of the …
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Automatizuotos sunkvežimio valdymo bloko gedimų paieškos ir diagnozavimo sistemos tyrimas /
… requires a hardware change. The current 22 Ω resistor must be changed with a voltage-controlled resistor. The remaining two sensors were not found in any truck during this research. The research showed a major flaw in the hardware of MBench Lite. If one of the proportional valve transistors …
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Reliability of the Acetylene Single-Breath Method For Measuring Cardiac Output
… exercise testing with the addition of a starling resistor in 11 apparently healthy, sedentary volunteers (7 male and 4 female). Subjects performed three maximal ramping exercise test sessions over a 6-week period and Qc was measured at rest and at three time points during the exercise test. The …
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Integrated Current Sensor using Giant Magneto Resistive (GMR) Field Detector for Planar Power Module
… sensor, the current transformer, the Shunt resistor, and Rogowski coils, exhibit limitations for the planar module integration. For these reasons, a giant magneto resistive (GMR) magnetic-field detector was chosen as a current-sensing method. The GMR sensor utilizes the characteristics of …
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A methodology for characterizing the thermal behavior of internal combustion engine components and systems
… chamber components in sliding motion, and a resistor-capacitor thermal model of the engine system. This thesis describes the development of this methodology, its validation against analytical and experimental results, and its application to illustrative problems related to thermal management …
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Design rectenna for wireless energy harvesting
… voltage measure at the load is 0.47 mV for 200 Ω resistor and 15 dBm transmit input power and -17 dBm receive input power. The microwave to DC conversion efficiency of the rectenna was measured as 3.6 % for 200 Ω resistor with 15 dBm transmit input power and -17 dBm receive input power. This …
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Backpack Energy Harvester with Human Walking Model
… Two walking speed, 3mph and 3.5mph, and four resistor values has been tested. The test results showed that the MMR based backpack energy harvester generated more power regardless of resistor values and walking speed. Up to 4.84W average power and instant power of 12.8W could be obtained while …
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Resistance noise in giant magnetoresistive materials
… quantitative prediction of the 1/f noise in a resistor using the fluctuation-dissipation relation.
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Biologically inspired transparent material as an energy system
… multi micro-channel network scaling, as a leaf resistor. Resistor conduit analysis defines flow target resistance through simulation to generatea multi micro-channel network, for enhanced solar radiation absorption. This isdemonstrated by precise hydrodynamic control in a network using switching …
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Geometrically Programmed Nano-Resistors for Ultra-Robust Artificial Neural Network Accelerator
… and ultra-robust geometrically programmed nano-resistor (GPNR) that can overcome NVM non-idealities and enable commercial AI accelerator based on analog in-memory computing. The state-of-theart 6-bit conductance state resolution and 8-bit stability of nano-resistor was realized by channel …
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