TD-LTE 2 1 TD-LTE 2 TD-LTE 3 TD-LTE 4 TD-LTE 5 TD-LTE 6 TD-LTE 7 TD-LTE 8 3 1.TD-LTE TD-LTE LTE TDD TD-SCDMA LTE 3GPP 10 3GPP 3GPP 1.4 3.0 5MHz 10 15 20MHz 100Mbps 50Mbps 5bit/Hz 2.5bit/Hz 100ms 10ms 4 1.TD-LTE GSM (EDGE) CDMA 2000 1x CDMA 2000 (EVDO RA) TD-SCDMA (HSPA) WCDMA (HSPA) TD-LTE 236kbps 153kbps 3.1Mbps 2.8Mbps 14.4Mbps 100Mbps 118kbps 153kbps 1.8Mbps 384kbps 5.76Mbps 50Mbps MIMO Multiple input Multiple Output OFDM Orthogonal Frequency Division Multiplexing WLAN/wifi WLAN IEEE 802.11a/b/g: 54Mbps WLAN IEEE 802.11n 600Mbps 5 1.TD-LTE 70% 90% 80% 20% 80% LT E LTE GSM900 DCS1800 TD-SCDMA WLAN TD-LTE TD-SCDMA WLAN WCDMA MIMO LTE TD-LTE MIMO MIMO TD-LTE TD-LTE TD-LTE TD-LTE 6 1 TD-LTE 2 TD-LTE 3 TD-LTE 4 TD-LTE 5 TD-LTE 6 TD-LTE 7 TD-LTE 8 7 2.TD-LTE TD-LTE TD-LTE TD-LTE TD-LTE TD-LTE 2G/3G TD-LTE TD-LTE TD-LTE 8 2.TD-LTE (1/2) 方法一：由目标边缘速率估算覆盖半 径 D-LTE PBCH PDCCH PCFICH PHICH PUCCH PRACH EIRP MIN( ) RB MCS SINR 9 2.TD-LTE (2/2) RB EIRP SINR SINR YES NO 方法二：已知覆盖半径估算边缘速率 SINR TD-LTE TD TD-LTE TD TD LTE 10 2.TD-LTE E