Patent ID: 9548845
Date: 2017-01-17
CPC Classifications: H04L,H04W

Claim:
1. A method for a terminal transmitting and receiving data in a wireless communication system, the method comprising: determining, by a terminal, a coverage extension level; checking, by the terminal, a channel configuration according to the determined extension level; and transmitting and receiving, by the terminal, data to/from a base station (BS) according to the checked channel configuration, wherein the channel configuration includes a setting related to a physical broadcast channel (PBCH) and a repetition number or a repetition period of a varied PBCH with respect to the PBCH, wherein the channel configuration further includes a setting of a physical random access channel (PRACH), and wherein the setting of the PRACH includes information on a period having a value longer than a PRACH configuration period related to a legacy terminal or information on a repetition number of the PRACH which varies according to the coverage extension level of the terminal.