Intel® Arria® 10 Core Fabric and General Purpose I/Os Handbook

ID 683461
Date 5/27/2022
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3.5.2.2.5. Complex Multiplication

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

Figure 48. 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 second variable-precision DSP block.

Figure 49. Complex Multiplication with Result Real
Figure 50. Complex Multiplication with Imaginary Result

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