Multicarrier-based data transmission method and apparatus in mobile communication system
A multicarrier-based data transmission method and an apparatus for use in a mobile communication system are provided. A Radio Network Temporary Identity (RNTI) reception method of a terminal in a wireless communication system supporting inter-evolved Node B (eNB) carrier aggregation includes receiving cell information on at least one activated cell under control of an eNB, configuring first and second RNTIs allocated by the eNB, monitoring the at least one activated cell for the first RNTI, and monitoring a primary cell among the at least one activated cell for the second RNTI.
1. A method by a terminal which is capable of communicating with a master base station and a secondary base station in a wireless communication system, the method comprising:
receiving, from the master base station, a first control message including a first cell-radio network temporary identifier (C-RNTI) for a master cell group (MCG) associated with the master base station and a first RNTI for a power control of a physical uplink channel for the MCG;
receiving, from the master base station, a second control message including a second C-RNTI for a secondary cell group (SCG) associated with the secondary base station and a second RNTI for a power control of a physical uplink channel for the SCG;
monitoring a cell of the MCG based on the first C-RNTI for the MCG;
monitoring a cell of the SCG based on the second C-RNTI for the SCG;
monitoring a primary cell of the MCG based on the first RNTI for the power control of the physical uplink channel for the MCG; and
monitoring a primary cell of the SCG based on the second RNTI for the power control of the physical uplink channel for the SCG.
2. The method of claim 1 ,
wherein the first control message includes information for configuring the MCG for the terminal, and
wherein the second control message includes information for configuring the SCG for the terminal.
3. The method of claim 1 , further comprising:
identifying a RNTI for a paging; and
monitoring the primary cell of the MCG based on the RNTI for the paging.
4. The method of claim 1 , further comprising:
identifying a RNTI for a broadcast of system information for the terminal; and
monitoring the primary cell of the MCG based on the RNTI for the broadcast of the system information.
5. The method of claim 1 ,
wherein the first RNTI for the power control of the physical uplink channel comprises a RNTI for a power control of a physical uplink control channel (PUCCH) for the MCG and a RNTI for a power control of a physical uplink shared channel (PUSCH) for the MCG, and
wherein the second RNTI for the power control of the physical uplink control channel comprises a RNTI for a power control of a PUCCH for the SCG and a RNTI for a power control of a PUSCH for the SCG.
6. A terminal which is capable of communicating with a master base station and a secondary base station in a wireless communication system, the terminal comprising:
a transceiver configured to transmit and receive a signal; and
a controller configured to:
receive, from the master base station, a first control message including a first cell-radio network temporary identifier (C-RNTI) for a master cell group (MCG) associated with the master base station and a first RNTI for a power control of a physical uplink channel for the MCG,
receive, from the master base station, a second control message including a second C-RNTI for a secondary cell group (SCG) associated with the secondary base station and a second RNTI for a power control of a physical uplink channel for the SCG,
monitor a cell of the MCG based on the first C-RNTI for the MCG,
monitor a cell of the SCG based on the second C-RNTI for the SCG,
monitor a primary cell of the MCG based on the first RNTI for the power control of the physical uplink channel for the MCG, and
monitor a primary cell of the SCG based on the second RNTI for the power control of the physical uplink channel for the SCG.
7. The terminal of claim 6 ,
wherein the first control message includes information for configuring the MCG for the terminal, and
wherein the second control message includes information for configuring the SCG for the terminal.
8. The terminal of claim 6 , wherein the controller is further configured to:
identify a RNTI for a paging, and
monitor the primary cell of the MCG based on the RNTI for the paging.
9. The terminal of claim 6 , wherein the controller is further configured to:
identify a RNTI for a paging, and
monitor the primary cell of the MCG based on the RNTI for the paging.
10. The terminal of claim 6 ,
wherein the first RNTI for the power control of the physical uplink channel comprises a RNTI for a power control of a physical uplink control channel (PUCCH) for the MCG and a RNTI for a power control of a physical uplink shared channel (PUSCH) for the MCG, and
wherein the second RNTI for the power control of the physical uplink control channel comprises a RNTI for a power control of a PUCCH for the SCG and a RNTI for a power control of a PUSCH for the SCG.
11. A method by a base station for transmitting a signal to a terminal which is capable of communicating with a master base station and a secondary base station in a wireless communication system, the method comprising:
transmitting, to the terminal, a first control message including a first cell-radio network temporary identifier (C-RNTI) for a master cell group (MCG) associated with the master base station and a first RNTI for a power control of a physical uplink channel for the MCG;
transmitting, to the terminal, a second control message including a second C-RNTI for a secondary cell group (SCG) associated with the secondary base station and a second RNTI for a power control of a physical uplink channel for the SCG;
transmitting, on a cell of the MCG, control information generated based on the first C-RNTI for the MCG;
transmitting, on a cell of the SCG, control information generated based on the second C-RNTI for the SCG;
transmitting, on a primary cell of the MCG, control information generated based on the first RNTI for the power control of the physical uplink channel for the MCG; and
transmitting, on a primary cell of the SCG, control information generated based on the second RNTI for the power control of the physical uplink channel for the SCG.
12. The method of claim 11 ,
wherein the first control message includes information for configuring the MCG for the terminal, and
wherein the second control message includes information for configuring the SCG for the terminal.
13. The method of claim 11 , further comprising:
transmitting, on the primary cell of the MCG, control information generated based on a RNTI for a paging.
14. The method of claim 11 , further comprising:
transmitting, on the primary cell of the MCG, control information generated based on a RNTI for a broadcast of system information for the terminal.
15. The method of claim 11 ,
wherein the first RNTI for the power control of the physical uplink channel comprises a RNTI for a power control of a physical uplink control channel (PUCCH) for the MCG and a RNTI for a power control of a physical uplink shared channel (PUSCH) for the MCG, and
wherein the second RNTI for the power control of the physical uplink control channel comprises a RNTI for a power control of a PUCCH for the SCG and a RNTI for a power control of a PUSCH for the SCG.
16. A base station for transmitting a signal to a terminal which is capable of communicating with a master base station and a secondary base station in wireless communication system, the base station comprising:
a transceiver configured to transmit and receive a signal; and
a controller configured to:
transmit, to the terminal, a first control message including a first cell-radio network temporary identifier (C-RNTI) for a master cell group (MCG) associated with the master base station and a first RNTI for a power control of a physical uplink channel for the MCG,
transmit, to the terminal, a second control message including a second C-RNTI for a secondary cell group (SCG) associated with the secondary base station and a second RNTI for a power control of a physical uplink channel for the SCG,
transmit, on a cell of the MCG, control information generated based on the first C-RNTI for the MCG,
transmit, on a cell of the SCG, control information generated based on the second C-RNTI for the SCG,
transmit, on a primary cell of the MCG, control information generated based on the first RNTI for the power control of the physical uplink channel for the MCG, and
transmit, on a primary cell of the SCG, control information generated based on the second RNTI for the power control of the physical uplink channel for the SCG.
17. The base station of claim 16 ,
wherein the first control message includes information for configuring the MCG for the terminal, and
wherein the second control message includes information for configuring the SCG for the terminal.
18. The base station of claim 16 , wherein the controller is further configured to transmit, on the primary cell of the MCG, control information generated based on a RNTI for a paging.
19. The base station of claim 16 , wherein the controller is further configured to transmit, on the primary cell of the MCG, control information generated based on a RNTI for a broadcast of system information for the terminal.
20. The base station of claim 16 ,
wherein the first RNTI for the power control of the physical uplink channel comprises a RNTI for a power control of a physical uplink control channel (PUCCH) for the MCG and a RNTI for a power control of a physical uplink shared channel (PUSCH) for the MCG, and
wherein the second RNTI for the power control of the physical uplink control channel comprises a RNTI for a power control of a PUCCH for the SCG and a RNTI for a power control of a PUSCH for the SCG.