Research Article
Optimization and Implementation of Scaling-Free CORDIC-Based Direct Digital Frequency Synthesizer for Body Care Area Network Systems
Table 1
The hardware costs in 16-bit DDFS with respect to the number of the replaced CORDIC stages (: the number of the replaced CORDIC stages, 16-bit adder: 200 gates, 16-bit shift: 90 gates, and 1-bit ROM: 1 gate).
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