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Table 4 Characteristics of several types of nodes in heterogeneous networks

From: Overview of enabling technologies for 3GPP LTE-advanced

Type of nodes Transmit power (dBm) Coverage Backhaul
Macrocell 46 Few km S1 interface
Picocell 23-30 < 1300 m ×2 interface
Femtocell < 23 < 50 m Internet IP
Relay 30 300 m Wireless
RRH 46 Few km Fiber