What happens if you increase the prefix length? Does the random text make more sense?
如果增加前缀的单词长度会怎么样?随机文本是不是读起来更通顺呢?
String.abbrev (info [, length]) returns 1 if info is a prefix of string "abcdef".abbrev (" xyz ") returns 0.
abbrev (info [,length])如果info是string的前缀,返回1 “ abcdef ” . abbrev (“ xy z ”)返回0。
If the length of its cyclic prefix is larger than the delay spread of transmission channel, we can get a simple frequency equalizer to demodulate OFDM signal.
对于传统的OFDM系统来说,如果循环前缀的长度大于信道的时延扩散值,则可以通过简单的频域均衡来解调OF DM信号。
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