干扰对通信的影响(2/2) ③因此，为了保证一定的通信质量，SINR必须大于某个给定的门限k。 (SINR) hk.a Pk Something WRONG? 接收信干噪比 In CDMA system,predetection SINR is different from received SINR. R。Rk Predetection SINR =processing gainx received SINR ◆令：Tk=%RkIRo hx.aPk SNR.-∑D+w开 ≥「& 2020年秋季 5/60 无线互联网干扰对通信的影响(2/2) 5 / 60 因此，为了保证一定的通信质量，SINR必须大于某个给定的门限gk。 { } , , 0 :1 , (SINR) k k ka k k k ia i i i Mi k h p h p NW g ££ ¹ = ³ å + Something WRONG? In CDMA system, predetection SINR is different from received SINR. Predetection SINR = processing gain ´ received SINR 接收信干噪比 Rc/ Rk { } , , 0 :1 , (SINR) k k ka k k k ia i i i Mi k h p ££ ¹ h p NW = ³ G å + 令：Gk = gk Rk / Rc 2020年秋季 无线互联网