零中频接收机下变频到基带的两路IQ信号是用来表示调制信号的幅度和相位的。为了测试这两路信号的质量，我们可以使用误差矢量‍幅度(EVM)这个指标。EVM反映了信号在传输过程中受到的噪声、失真和干扰的影响。 EVM值越小，说明接收信号与理想信号之间的 ...

Compare BlockDAG and Ethereum on EVM performance and Layer-1 scalability. Discover how BlockDAG's 1,400 TPS architecture challenges Ethereum’s Layer-2 dependency. Includes presale stats and launch ...

A blockchain that raised $4 billion in its initial coin offering (ICO) with little to show in its early years is aiming for crypto glory once again – years after almost being written off by skeptics.