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Gregory W. Donohoe

Publications and source records attributed to Gregory W. Donohoe.

2 recordsLinked to original sources

FpSynt: a fixed-point datapath synthesis tool for embedded systems

Digital mobile systems must function with low power, small size and weight, and low cost. High-performance desktop microprocessors, with built-in floating point hardware, are not suitable in these cases. For embedded systems, it can be advantageous to implement these calculations with fixed point arithmetic instead. We present an automated fixed-point data path synthesis tool FpSynt for designing embedded applications in fixed-point domain with sufficient accuracy for most applications. FpSynt is available under the GNU General Public License from the following GitHub repository: http://github.com/izhbannikov/FPSYNT

cs.AR↗

Allocating the chains of consecutive additions for optimal fixed-point data path synthesis

Minimization of computational errors in the fixed-point data path is often difficult task. Many signal processing algorithms use chains of consecutive additions. The analyzing technique that can be applied to fixed-point data path synthesis has been proposed. This technique takes advantage of allocating the chains of consecutive additions in order to predict growing width of the data path and minimize the design complexity and computational errors.

cs.AR↗