Intel® Stratix® 10 Variable Precision DSP Blocks User Guide

ID 683832
Date 8/13/2021
Public
Document Table of Contents

3.2.2.5. Complex Multiplication

The Intel® Stratix® 10 devices support the floating-point arithmetic single precision complex multiplier using four Intel® Stratix® 10 variable-precision DSP blocks.

Figure 24. Sample of Complex Multiplication Equation

The imaginary part [(a × d) + (b × c)] is implemented in the first two variable-precision DSP blocks, while the real part [(a × c) - (b × d)] is implemented in the next two variable-precision DSP blocks.

Figure 25. Complex Multiplication with Imaginary Result
Figure 26. Complex Multiplication with Result Real

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