Mobile communication system, base station device, mobile station device, communication method, and integrated circuit
A mobile communication system, a base station device, a mobile station device, a communication method, and an integrated circuit that each can efficiently transmit HARQ-ACK and/or channel state information are provided. A mobile station device includes means for receiving a first parameter that is used for instructing whether simultaneous transmission of information relating to HARQ-ACK and channel state information is allowed or not; and means for receiving a second parameter that is used for instructing whether simultaneous transmission of the information relating to HARQ-ACK and the channel state information is allowed or not, and controls a transmission method of the information relating to HARQ-ACK and the channel state information based on the first parameter, the second parameter, and whether or not the information relating to HARQ-ACK corresponds to transmission on a single physical downlink shared channel only on a primary cell.
1. A mobile station device that communicates with a base station device by using a plurality of serving cells, the plurality of serving cells includes a primary cell and at least one secondary cell, the mobile station device comprising:
receiving circuitry that receives a first parameter and a second parameter; and
transmitting circuitry that transmits Channel State Information (CSI) multiplexed with Hybrid Automatic Repeat Request-Acknowledgment (HARQ-ACK) in a subframe without a physical uplink shared channel in a case of collision between the HARQ-ACK and the CSI in the subframe without the physical uplink shared channel, wherein
based on the HARQ-ACK corresponding to a physical downlink shared channel transmission only on the primary cell and the first parameter indicating simultaneous transmission of HARQ-ACK and CSI, the CSI is multiplexed with the HARQ-ACK using the first physical uplink control channel format, and
based on the HARQ-ACK corresponding to a physical downlink shared channel transmission on the secondary cell and the second parameter indicating simultaneous transmission of HARQ-ACK and CSI using the second physical uplink control channel format, the CSI is multiplexed with the HARQ-ACK using the second physical uplink control channel format.
2. The mobile station device according to claim 1 , wherein
the HARQ-ACK includes information indicative of a positive acknowledgment (ACK) or a negative acknowledgment (NACK), and
the CSI includes periodic CSI report.
3. A base station device that communicates with a mobile station device by using a plurality of serving cells, the plurality of serving cells includes a primary cell and at least one secondary cell, the base station device comprising:
transmitting circuitry that transmits a first parameter and a second parameter; and
receiving circuitry that receives Channel State Information (CSI) multiplexed with Hybrid Automatic Repeat Request-Acknowledgment (HARQ-ACK) in a subframe without a physical uplink shared channel in a case of collision between the HARQ-ACK and the CSI in the subframe without the physical uplink shared channel, wherein
based on the HARQ-ACK corresponding to a physical downlink shared channel transmission only on the primary cell and the first parameter indicating simultaneous transmission of HARQ-ACK and CSI, the CSI is multiplexed with the HARQ-ACK using the first physical uplink control channel format, and
based on the HARQ-ACK corresponding to a physical downlink shared channel transmission on the secondary cell the second parameter indicating simultaneous transmission of HARQ-ACK and CSI using the second physical uplink control channel format, the CSI is multiplexed with the HARQ-ACK using the second physical uplink control channel format.
4. The base station device according to claim 3 , wherein
the HARQ-ACK includes information indicative of a positive acknowledgment (ACK) or a negative acknowledgment (NACK), and
the CSI includes periodic CSI report.
5. A communication method of a mobile station device that communicates with a base station device by using a plurality of serving cells, the plurality of serving cells includes a primary cell and at least one secondary cell, the communication method comprising:
receiving a first parameter and a second parameter; and
transmitting Channel State Information (CSI) multiplexed with Hybrid Automatic Repeat Request-Acknowledgment (HARQ-ACK) in a subframe without a physical uplink shared channel in a case of collision between the HARQ-ACK and the CSI in the subframe without the physical uplink shared channel, wherein
based on the HARQ-ACK corresponding to a physical downlink shared channel transmission only on the primary cell and the first parameter indicating simultaneous transmission of HARQ-ACK and CSI, the CSI is multiplexed with the HARQ-ACK using the first physical uplink control channel format, and
based on the HARQ-ACK corresponding to a physical downlink shared channel transmission on the secondary cell and the second parameter indicating simultaneous transmission of HARQ-ACK and CSI using the second physical uplink control channel format, the CSI is multiplexed with the HARQ-ACK using the second physical uplink control channel format.
6. The communication method according to claim 5 , wherein
the HARQ-ACK includes information indicative of a positive acknowledgment (ACK) or a negative acknowledgment (NACK), and
the CSI includes periodic CSI report.
7. A communication method of a base station device that communicates with a mobile station device by using a plurality of serving cells, the plurality of serving cells includes a primary cell and at least one secondary cell, the communication method comprising:
transmitting a first parameter and a second parameter; and
receiving circuitry that receives Channel State Information (CSI) multiplexed with Hybrid Automatic Repeat Request-Acknowledgment (HARQ-ACK) in a subframe without a physical uplink shared channel in a case of collision between the HARQ-ACK and the CSI in the subframe without the physical uplink shared channel, wherein
based on the HARQ-ACK corresponding to a physical downlink shared channel transmission only on the primary cell and the first parameter indicating simultaneous transmission of HARQ-ACK and CSI, the CSI is multiplexed with the HARQ-ACK using the first physical uplink control channel format, and
based on the HARQ-ACK corresponding to a physical downlink shared channel transmission on the secondary cell the second parameter indicating simultaneous transmission of HARQ-ACK and CSI using the second physical uplink control channel format, the CSI is multiplexed with the HARQ-ACK using the second physical uplink control channel format.
8. The communication method according to claim 7 , wherein
the HARQ-ACK includes information indicative of a positive acknowledgment (ACK) or a negative acknowledgment (NACK), and
the CSI includes periodic CSI report.