ये N प्राप्त किए गए आउटपुट हैं, ये N प्राप्त पायलट आउटपुट हैं, x 1, x 2, x N, N ट्रांसमिटेड पायलट सिम्बल्स (transmitted pilot symbols) हैं।
These are the N received outputs, these are the N received pilot outputs, x 1, x 2, x N are the transmitted x 1, x 2, x N are the N transmitted pilot symbols.