2006 Cisco Sy stems, Inc. All rights reserv ed. Cisco Conf idential Presentation_ID 1 思科 IPRAN解決方案 Cisco Systems, Inc. 2006 Cisco Sy stems, Inc. All rights reserv ed. Cisco Conf idential Presentation_ID 2 議題 RAN的市場驅(qū)動力 思科 IPRAN解決方案簡介 2006 Cisco Sy stems, Inc. All rights reserv ed. Cisco Conf idential Presentation_ID 3 RAN的市場驅(qū)動力 移動業(yè)務(wù)發(fā)展需求 基于移動網(wǎng)絡(luò)的高速數(shù)據(jù)訪問能力。 HSDPA/WiFi/WiMAX 綜合業(yè)務(wù)發(fā)展需求 3G需要殺手級的應(yīng)用，數(shù)據(jù)應(yīng)用促使帶寬需求的增長。 Mobile TV 新業(yè)務(wù)的添加能力 快速部署新業(yè)務(wù)的能力 =贏得更多的市場占有率 OpEx 降低 RAN的話音及數(shù)據(jù)業(yè)務(wù)回傳 費用占 OPEX開銷的 2030% ，甚至更高。 投資保護 RAN 的投資占總 CapEx的約 70% 通過引入 IP設(shè)備提供的靈活性來提供投資保護 2006 Cisco Sy stems, Inc. All rights reserv ed. Cisco Conf idential Presentation_ID 4 Example Mobile RAN Solution Today RAN-Edge Node B Node B Node B STM1c/OC3c BTS BTS BSC nxE1 BTS ADM ADM ADM ADM Leased Lines SONET SDH ADM ADM Pre-Agg 300 to 1000 ATM Node B BTS Node B BTS STM1/4 Cell Site 5 to 30,000 Aggregation Site 10 to 50 Microwave RNC Ch STM1/OC3 2006 Cisco Sy stems, Inc. All rights reserv ed. Cisco Conf idential Presentation_ID 5 RAN-Edge Node B Node B Node B STM1c/OC3c BTS BTS BSC nxE1 BTS ADM Leased Lines SONET SDH ADM ADM Pre-Agg 300 to 1000 ATM Node B BTS Node B BTS STM1/4 Cell Site 5 to 30,000 Aggregation Site 10 to 50 Microwave Ch STM1/OC3 RNC 1、將 HSDPA的數(shù)據(jù)分流到 IP寬帶網(wǎng)絡(luò)上（ 1 2年） DSL 2006 Cisco Sy stems, Inc. All rights reserv ed. Cisco Conf idential Presentation_ID 6 2、部署新型 IP化基站全面部署基于 IP城域網(wǎng)的業(yè)務(wù)（ 3 5年） GE/10GE FE/GE DSL Clock Distribution Over Packet RAN-Edge Node B Node B Node B BTS BTS BSC nxE1 BTS Pre-Agg 300 to 1000 Node B BTS Node B BTS Cell Site 5 to 30,000 Aggregation Site 10 to 50 Microwave RNC 2006 Cisco Sy stems, Inc. All rights reserv ed. Cisco Conf idential Presentation_ID 7 2006 Cisco Sy stems, Inc. All rights reserv ed. Cisco Conf idential Presentation_ID 8 思科 IPRAN解決方案 - ATM Aggregation and Pre-Aggregation 7609 POS or GE/10GE Ring 7604 ATM PW CEoP Node B 4 x E1 IMA BTS E1 TDM E1 TDM RAN Agg Pre-Agg Cell Site STM1 APS/MSP 1+1 RNC BSC ATM Switch Terminates IMA and Converts CHOC3