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 35 for “"digital signal processor DSP"”.
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Implementation of a Digital Signal Processor (DSP) Based Space Vector Control of AC Induction Motor Drives
… state-of-the- art power electronics hardware and Digital Signal Processing (DSP) software. The experimental procedure and harmonics analysis of the DSP based SVPWM output waveforms and inverter output voltages and currents are presented. The experiments were carried out using power electronics …
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WSIM configurable digital signal processor simulator/debugger
… implementation of a full-featured configurable Digital Signal Processor (DSP) simulator/debugger. The user will be able to set configurations in order to model a specific architecture design. The simulator will have a command interpreter to listen to and process commands given by the user. When …
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A High Performance DSP Based System Architecture for Motor Drive Control
This paper presents a high speed digital signal processor (DSP) based system architecture for motor drive control. The system achieves fast speed performance by using the 50 MHz TMS320C25 DSP and specialized digital hardware to perform data acquisition and output control tasks usually performed in …
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Estudo e construção de um motor de indução de rotor externo de pequeno porte utilizado como motor-mancal
… The control system was implemented using the Digital Signal Processor - DSP TMS 320F28335.
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Demonstration system for a low-power seismic detector and classifier
… a revolutionary low-power microcontroller and Digital Signal Processor (DSP) from Texas Instruments, Inc. The DSP is a fixed-point processor that is underclocked to minimize power consumption and the microcontroller has idle modes which consume microamps of power. The system is designed to run …
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Simulation and implementation of fixed-point digital filter structures
… model based on a common general purpose Digital Signal Processor (DSP). A detailed non-linear model is developed to emulate the convergent (un-biased) rounding process performed by the Motorola DSP56002 fixed-point DSP. This model is incorporated into several different filter structures …
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DSP controlled three phase to single phase uninterruptible power supply
… and tested, using a Texas Instruments TMS320F243 Digital Signal Processor (DSP) for control of the system. The topology is based on a technique that utilises minimal semiconductor devices whilst still allowing for sinusoidal current to be drawn from the mains supply.
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Control Design of a Single-Phase DC/AC Inverter for PV Applications
… down prototype is constructed and tested with a digital signal processor (DSP) TMS320F28335.</p>
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A FPGA/DSP based ultrasound system for tumor detection
… (QUS) which means sending an ultrasound signal from a transmitter and receiving it at multiple receivers. This received signal is analyzed for echogenic as well as echolucent tumors to differentiate between the two along with non-tumorous sample and also for delay, signal distortion to …
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Configurable Architecture for System-Level Prototyping of High-Speed Embedded Wireless Communication Systems
… attractive alternative to the low efficiency of Digital Signal Processor (DSP) based systems and low flexibility of Application Specific Integrated Circuits(ASIC). The availability of high-density, high-performance field-programmable gate arrays with several capabilities, like embedded memory and …
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A DSP based variable-speed induction motor drive for a revolving stage
… induction motor using the Texas Instruments (TI) Digital Signal Processor (DSP) TMS320F2407A. The use of this DSP yields enhanced operations, fewer system components, lower system cost and increased efficiency. The control algorithm is based on the constant volts-per-hertz principle because the …
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A FPGA/DSP design for real-time fracture detection using low transient pulse
… overall system implementation is based on two digital microelectronics technologies widely used for signal processing: Digital Signal Processor (DSP) and Field Programmable Gate Array (FPGA). Under the proposed architecture, the DSP carries out the analysis of the received baseband signal at a …
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Signal Breaker: Fuzzing Digital Signal Processors
… find crashes. Applications, operating systems, processors, and network protocols have been subjected to fuzzing to discover security vulnerabilities, making fuzzing one of the most successful software testing methodologies. Despite its vast application, fuzzing has yet to make its way to Digital …
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Coarse Radio Signal Classifier on a Hybrid FPGA/DSP/GPP Platform
… all the parameters needed from a received signal for physical layer demodulation and configure a cognitive radio accordingly. Currently, UCS can process analog amplitude modulation (AM) and frequency modulation (FM) and digital narrow band M-PSK, M-QAM and wideband signal orthogonal …
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Development and Implementation of Wireless Telecommunication Systems a Collection of Relevant Hardware and Software Patents
… are mainly dependent on the availability of digital signal processing capabilities of appropriate hardware components. Two main categories can be distinguished in the development of digital signal processing units. On the one hand a number of general purpose digital signal processors are …
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DESIGN OF A MULTI DSP SYSTEM FOR IMAGE PROCESSING
… report the design and implementation of a multi digital signal processor (DSP) system for performing parallel image processing is described. Considering the characteristics of image problems and addressing their computation and communication needs, a data flow linear array pipeline communication …
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Investigation of a GaN-Based Power Supply Topology Utilizing Solid State Transformer for Low Power Applications
… with code composer studio for the TMS320F28335 digital signal processor (DSP) controller is developed and demonstrated. Finally, the GaN-based AC/DC converter is experimentally verified for a 120Vac to 48Vdc/60Vdc conversion operating at 100 kHz for various loadings. </p>
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Modeling and Control of Single Switch Bridgeless SEPIC PFC Converter
… for SEPIC converters. Additionally, if the digital controller is adopted for its built-in communication features, creating a digitally controlled SEPIC converter would be even more challenging. This thesis focuses on the state-space averaging modeling of the SEPIC PFC converter and the …
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Efficient VLSI Implementation of Arithmetic Units and Logic Circuits
… of a data path unit and therefore microprocessor or digital signal processor (DSP). Adders are basic building blocks of any processor or data path application. For the design of high performance processing units, high-speed adders with low power consumption is a requirement. Carry Select …
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A Frequency-Domain Method for Active Acoustic Cancellation of Known Audio Sources
… interference by a perfect copy of the received signal phase-shifted by 180 degrees. Existing active noise control systems process the incoming and outgoing audio on a sample-by-sample basis, requiring a high-speed digital signal processor (DSP) and analog-to-digital converters (ADCs) with strict …
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