LDPC Decoder with an Adaptive Wordwidth Datapath for Energy and BER Co-Optimization

Figure 11

Energy per bit versus SNR for different low power decoder designs and different 𝐿𝑜𝑤_𝑃𝑜𝑤𝑒𝑟_𝐼𝑡𝑒𝑟𝑎𝑡𝑖𝑜𝑛, compared with a design only running in Normal Mode.