说明：  扩频通信中的捕获问题，用GOLD码进行扩频， PN码相位捕获，利用捕获的相位，接收机产生偏移的GOLD码，进行解扩和误码率计算
(Spread Spectrum Communication capture problems, and use spread-spectrum GOLD code, PN code phase acquisition, the use of capture phase, receivers have offset the GOLD code, to conduct de-spread and bit error rate calculation)