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Full-Text Articles in Electrical and Computer Engineering

Bit Error Rate, Power And Area Analysis Of Multiple Fpga Implementations Of Underwater Fsk, Ying Li, Bridget Benson, Ryan Kastner, Xing Zhang Jul 2009

Bit Error Rate, Power And Area Analysis Of Multiple Fpga Implementations Of Underwater Fsk, Ying Li, Bridget Benson, Ryan Kastner, Xing Zhang

Electrical Engineering

There has been an increasing interest in creating short-range, low data-rate underwater wireless sensor networks for scientific marine exploration and monitoring. However, the lack of an inexpensive, low-power, underwater acoustic modem is preventing the proliferation of these sensor networks. Thus, we are building an underwater acoustic modem that considers cost and power at every level, from the analog electronics, to the modulation scheme, to the hardware platform. In this paper, we use reconfigurable devices to explore the design space of our modulation scheme – Frequency Shift Keying (FSK) – to select an implementation that provides the lowest power and area …


Application Specific Customization And Scalability Of Soft Multiprocessors, Deepak C. Unnikrishnan Jan 2009

Application Specific Customization And Scalability Of Soft Multiprocessors, Deepak C. Unnikrishnan

Masters Theses 1911 - February 2014

Soft multiprocessor systems exploit the plentiful computational resources available in field programmable devices. By virtue of their adaptability and ability to support coarse grained parallelism, they serve as excellent platforms for rapid prototyping and design space exploration of embedded multiprocessor applications. As complex applications emerge, careful mapping, processor and interconnect customization are critical to the overall performance of the multiprocessor system. In this thesis, we have developed an automated scalable framework to efficiently map applications written in a high-level programmer-friendly language to customizable soft-cores. The framework allows the user to specify the application in a high-level language called Streamit. After …