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https://projectresearch.co.kr/2006/12/08/%ec%98%a4%eb%8a%98%ec%9d%98-gsm-vs-cdma-%eb%8c%80%ea%b2%b0%ec%9d%b4-%eb%82%b4%ec%9d%bc%ec%9d%98-wcdmahsdpa-vs-ev-dv-%eb%8c%80%ea%b2%b0/
오늘의 GSM vs CDMA 대결이 내일의 WCDMA/HSDPA vs EV-DV 대결?