适合802.11a的scrambler与descrambler的设计，适合OFDM系统设计的初学者，有testbench可供参考-The scrambler and descrambler for 802.11a design, OFDM system design for beginners, there are available for reference testbench

801.11p 的扰码器，也可以用作解扰码器-801.11p scrambler can also be used as a descrambler