Device and method for fronthaul transmission in wireless communication system
A method of performed by a digital unit (DU) in a wireless communication system includes transmitting, to a radio unit (RU), a configuration message on a management plane, and receiving, from the RU, a plurality of user plane messages based on the configuration message, and the configuration message is used to configure a transmission order of the plurality of user plane messages, and the plurality of user plane messages correspond to a plurality of extended antenna-carriers (eAxCs).
1 . A method performed by a digital unit (DU) in a wireless communication system, the method comprising:
transmitting, to a radio unit (RU), a configuration message on a management plane; and
receiving, from the RU, a plurality of user plane messages for an uplink transmission, based on the configuration message,
wherein the configuration message is used to configure a transmission order of the plurality of user plane messages, and
wherein the transmission order of the plurality of user plane messages corresponds to an order of a plurality of extended antenna-carriers (eAxCs).
2 . The method of claim 1 , wherein the plurality of eAxCs correspond to a plurality of antennas of the RU, and
wherein the transmission order is determined by an ascending order of the plurality of eAxCs.
3 . The method of claim 1 , wherein information on a group order in the management plane and information on the order of eAxCs in a group are configured in the RU.
4 . The method of claim 1 , wherein the configuration message is associated with information indicating whether the configuration of the transmission order is supported.
5 . A method performed by a radio unit (RU) in a wireless communication system, the method comprising:
receiving a configuration message from a digital unit (DU) on a management plane; and
transmitting, to the DU, a plurality of user plane messages for an uplink transmission, based on the configuration message,
wherein the configuration message is used to configure a transmission order of the plurality of user plane messages, and
wherein the transmission order of the plurality of user plane messages corresponds to an order of a plurality of extended antenna-carriers (eAxCs).
6 . The method of claim 5 , wherein the plurality of eAxCs correspond to a plurality of antennas of the RU, and
wherein the transmission order is determined by an ascending order of the plurality of eAxCs.
7 . The method of claim 5 , wherein information on a group order in the management plane and information on the order of eAxCs in a group are configured in the RU.
8 . The method of claim 5 , wherein the configuration message is associated with information indicating whether the configuration of the transmission order is supported.
9 . A digital unit (DU) in a wireless communication system, the DU comprising:
at least one transceiver; and
a controller coupled to the at least one transceiver and configured to:
transmit, to a radio unit (RU), a configuration message on a management plane; and
receive, from the RU, a plurality of user plane messages for an uplink transmission, based on the configuration message,
wherein the configuration message is used to configure a transmission order of the plurality of user plane messages, and
wherein the transmission order of the plurality of user plane messages corresponds to an order of a plurality of extended antenna-carriers (eAxCs).
10 . The DU of claim 9 , wherein the plurality of eAxCs correspond to a plurality of antennas of the RU, and
wherein the transmission order is determined by an ascending order of the plurality of eAxCs.
11 . The DU of claim 9 , wherein information on a group order in the management plane and information on the order of eAxCs in a group are configured in the RU.
12 . The DU of claim 9 , wherein the configuration message is associated with information indicating whether the configuration of the transmission order is supported.
13 . A radio unit (RU) in a wireless communication system, the RU comprising:
at least one transceiver; and
a controller coupled to the at least one transceiver and configured to:
receive, from a digital unit (DU), a configuration message on a management plane; and
transmit, to the DU, a plurality of user plane messages for an uplink transmission, based on the configuration message,
wherein the configuration message is used to configure a transmission order of the plurality of user plane messages, and
wherein the transmission order of the plurality of user plane messages corresponds to an order of a plurality of extended antenna-carriers (eAxCs).
14 . The RU of claim 13 , wherein the plurality of eAxCs correspond to a plurality of antennas of the RU, and
wherein the transmission order is determined by an ascending order of the plurality of eAxCs.
15 . The RU of claim 13 , wherein information on a group order in the management plane and information on the order of eAxCs in a group are configured in the RU.
16 . The RU of claim 13 ,
wherein the configuration message is associated with information indicating whether the configuration of the transmission order is supported.