Based on 3gpp standard , the author analyzed and researched the higher protocol layers of radio interface in wcdma , including radio resource control layer ( rrc ) , medium access control layer ( mac ) and radio link control layer ( rlc ) , in which , the rlc is emphasis 依據(jù)3gpp協(xié)議,作者對(duì)wcdma空中接口的高層協(xié)議部分進(jìn)行了分析和研究,包括無(wú)線資源控制層( rrc層) 、媒體接入控制層( mac層)和無(wú)線鏈路控制層( rlc層) ,其中,對(duì)rlc層進(jìn)行了重點(diǎn)研究。