Electronic apparatus and radio communication method in radio communication system

6-7. (canceled)

(canceled)

(canceled)

An electronic device in a wireless communication system, comprising:

• one or more processing circuits configured to execute an operation of:
• extracting antenna configuration information from an RRC signaling from a base station in the wireless communication system,
• wherein the antenna configuration information is used to obtain the number of transceiver units TXRUs in an antenna array of the base station, wherein each TXRU is related to a group of antenna units having a same polarization direction, the antenna array comprises a plurality of antenna units which are in M rows and N columns and have a P-dimension polarization direction, wherein M, N and P are natural numbers.

(canceled)

A method for performing wireless communication in a wireless communication system, comprising:

• extracting antenna configuration information from an RRC signaling from a base station in the wireless communication system,
• wherein the antenna configuration information is used to obtain the number of transceiver units TXRUs in an antenna array of the base station, wherein each TXRU is related to a group of antenna units having a same polarization direction, the antenna array comprises a plurality of antenna units which are in M rows and N columns and have a P-dimension polarization direction, wherein M, N and P are natural numbers.