METHOD OF TRANSMITTING A ANTENNA CONTROL SIGNAL

摘要

An antenna switching method in a wireless access system is disclosed. A method of transmitting antenna information according to one embodiment of the present invention includes the steps of receiving an uplink request message for closed- loop antenna switching from a mobile station, transmitting a reference field including prescribed modulation and coding scheme (MCS) information to the mobile station, and transmitting a differential field including the antenna information to the mobile station. In this case, the antenna information can contain a selected antenna index.