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.
Results
Showing 1 to 20 of 125 for “"ultra-low power"”.
-
Power supplies for ultra low power applications
Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1996.
-
Investigations into Ultra-Low-Power Underwater Imaging
… is that existing underwater cameras are too power-hungry for long-term observations. Recent work on ultra-low-power underwater imaging has shown that in-situ wireless underwater imaging is possible using fully submerged battery-free cameras and acoustic backscatter. Even though this is a …
-
Ultra-Low-Power Vision Systems for Wireless Applications
… sensors could offer large opportunities for ultra-low power applications, introducing novel visual computation paradigms, aimed at closing the large gap between vision technology and energy-autonomous sensory systems. Energy-aware vision could offer new opportunities to all those …
-
Investigation of Ultra-Low Power CMOS GHz Circulator
… a future solution for unprecedented computation power to solve today’s challenges, such as simulating molecules and forecasting natural disasters more accurately. A practical quantum computing system needs thousands or even millions of qubits. However, the quantum computing systems today have …
-
Power management circuits for ultra-low power systems
Power management circuits perform a wide range of vital tasks for electronic systems including DC-DC conversion, energy harvesting, battery charging and protection as well as dynamic voltage scaling. The impact of the efficiency of the power management circuits is highly profound for ultra-low …
-
Power Management Schemes for Ultra Low Power Biomedical Devices
Device power dissipation has grown exponentially due to the rapid transistor technology scaling and increased circuit complexity. Motivated by the ultra low power requirements of emerging implantable and wearable biomedical devices, novel power management schemes are presented in this thesis to …
-
MICRO-CIRCUIT DIODE FOR ULTRA-LOW-POWER ENERGY HARVESTING
Harvesting energy from ultra-low-power vibration energy sources typically employs a rectifier circuit as the first power conditioning stage. The Schottky diode has a 0.15 V - 0.2 V threshold voltage and can not extract energy efficiently at low voltage. Other technologies such as MOSFET bridge or …
-
Ultra-low power radio transceiver for wireless sensor networks
… is to present the design and implementation of ultra-low power radio transceivers at microwave frequencies, which are applicable to wireless sensor network (WSN) and, in particular, to the requirement of the Speckled Computing Consortium (or SpeckNet). This was achieved through quasi-MMIC …
-
Dependable design for low-cost ultra-low-power processors
The student, Henry Duwe III, accepted the attached license on 2017-08-14 at 19:38.
-
Continuous-Time Delta-Sigma Modulators for Ultra-Low-Power Radios
The modern small devices of today require cheap low power radio frequency (RF) transceivers that can provide reliable connectivity at all times. In an RF transceiver, the analog-to-digital converter (ADC) is one of the most important parts and it is also one of the main power consumers. There are …
-
Stochastic computation for energy-efficient robust ultra-low-power platforms
… of embedded signal processing (DSP)-heavy ultra-low-power (ULP) platforms. This dissertation proposes an holistic integrated stochastic computing approach to enable the design of next-generation ULP platforms that operate dramatically closer to the limits of the achievable …
-
Ultra-low power phase change memory with carbon nanotube interconnects
… as interconnects to induce phase change in ultra small regions of Ge2Sb2Te5 (GST), we are able to lower the programming current to less than 10 μA, almost two orders of magnitude less than state-of-the-art PCM devices. Normal memory operations of the nanotube-PCM device are demonstrated …
-
Superconducting Asynchronous Logic for Ultra-low Power High Performance Computing
… computing is bottlenecked by increasing power demands and memory bandwidth, while superconducting electronics are bounded in circuit complexity due to a limit on the number of switching devices on a single chip. This thesis proposes a modular, asynchronous superconducting computing …
-
An ultra low power ADC for wireless micro-sensor applications
Autonomous micro-sensor nodes rely on low-power circuits to enable energy harvesting as a means of sustaining long-term, maintenance free operation. This work pursues the design of an ultra low-power analog-to-digital converter (ADC) whose sampling rate and resolution can be scaled to dynamically …
-
Ultra-low-power SRAM design in high variability advanced CMOS
… As a result, SRAMs strongly impact the overall power, performance, and area, and, in order to manage these severely constrained trade-offs, they must be specially designed for target applications. Highly energy-constrained systems (e.g. implantable biomedical devices, multimedia handsets, etc.) …
-
III-V vertical nanowire transistor for ultra-low power applications
… down approach for logic applications in future ultra-low power systems. Process flow and critical modules for sub-10 nm VNW transistors are developed from scratch. A novel dry etch technique based on BCl₃/SiCl₄/Ar chemistry for fabricating sub-20 nm III-V nanostructures with smooth, vertical …
-
Ultra Low-Power Wireless Sensor Node for Structural Health Monitoring
… are reached in the thesis: reduction of power consumption of wireless SHM sensor, and compensation of temperature dependency on impedance. The proposed design minimizes power by employing on-board signal processing, and by eliminating power hungry components such as ADC and DAC. The …
-
Ultra Low Power SubThreshold Device Design Using New Ion Implantation Profile
… supply voltage. Subthreshold circuit operates at lower supply voltage and these kind of effects will not be a serious issue. Since subthreshold circuit will operate at much lower supply voltage then devices for subthreshold circuit does not require halo and retrograde doping profiles. This will …
-
Ultra-low-power Wireless Camera Network Nodes: Design and Performance Analysis
… autonomously for a long period of time when powered with a couple of AA batteries. In the proposed approach, the logic elements of a Wireless Camera Network node are clearly identied along with their requirements in terms of processing capabilities and power consumption. For each element, …
Page 1 of 7