Radio communication method, terminal, and base station
A radio communication method including: storing each of a plurality of associations between each resource size and each data size by a terminal, each data size indicating each size of data capable of being transmitted using an associated resource size, receiving specified data, first control information, and second control information from a base station by the terminal, the specified data being mapped across a plurality of radio resources, each of the plurality of radio resources having each specified frequency bandwidth and each specified time period, the first control information indicating the number of the plurality of radio resources, the second control information indicating an individual resource size allocated for the specified data in each of the plurality of radio resources, obtaining a total data size of the specified data by the terminal based on the first control information, the second control information, and the plurality of associations.
1. A radio communication method comprising:
storing each of a plurality of associations between each resource size and each data size by a terminal, each data size indicating each size of data capable of being transmitted using an associated resource size;
receiving control information and specified data from a base station by the terminal, the specified data being mapped across a plurality of radio resources by either one or both of a first technique and a second technique, the first technique transmitting the specified data via a plurality of time domain resources in accordance with the control information, the second technique transmitting the specified data via a plurality of frequency domain resources in accordance with the control information, the control information including first information and second information, the first information indicating either one or both of the number of the plurality of time domain resources allocated for the specified data and the number of the plurality of frequency domain resources allocated for the specified data, the second information indicating an individual resource size allocated for the specified data in each of the plurality of radio resources;
obtaining a total data size of the specified data by the terminal based on the first information, the second information, and the plurality of associations; and
decoding the specified data by the terminal based on the total data size of the specified data.
2. The radio communication method according to claim 1 , wherein the obtaining the total data size of the specified data including:
calculating a total resource size by multiplying the number of the plurality of radio resources and the individual resource size indicated by the second information, the number of the plurality of radio resources being a value based on either one or both of the number of the plurality of time domain resources allocated for the specified data and the number of the plurality of frequency domain resources allocated for the specified data indicated by the first information, and
obtaining the total data size of the specified data based on the total resource size and the plurality of associations.
3. The radio communication method according to claim 1 , wherein the obtaining the total data size of the specified data including:
obtaining an individual data size of the specified data based on the individual resource size indicated by the second information and the plurality of associations, and
calculating the total data size of the specified data by multiplying the number of the plurality of radio resources and the individual data size, the number of the plurality of radio resources being a value based on either one or both of the number of the plurality of time domain resources allocated for the specified data and the number of the plurality of frequency domain resources allocated for the specified data indicated by the first information.
4. The radio communication method according to claim 1 , wherein the obtaining the total data size of the specified data including:
calculating a total resource size by multiplying the number of the plurality of radio resources and the individual resource size indicated by the second information, the number of the plurality of radio resources being a value based on either one or both of the number of the plurality of time domain resources allocated for the specified data and the number of the plurality of frequency domain resources allocated for the specified data indicated by the first information, and
when the total resource size is not more than a maximum individual resource size allocable for data in each of the plurality of radio resources, obtaining the total data size of the specified data based on the total resource size and the plurality of associations, and
when the total resource size is more than the maximum individual resource size, obtaining an individual data size of the specified data based on the individual resource size indicated by the second information and the plurality of associations, and calculating the total data size of the specified data by multiplying the number of the plurality of radio resources and the individual data size.
5. The radio communication method according to claim 1 , wherein transmitting third information from a base station to the terminal, the third information indicating a coding rate of the specified data, and
obtaining the total data size of the specified data further based on the third information by the terminal.
6. The radio communication method according to claim 1 , wherein at least two of the plurality of radio resources have different specified frequency bandwidths.
7. The radio communication method according to claim 1 , wherein at least two of the plurality of radio resources have different specified time periods.
8. The radio communication method according to claim 6 , wherein each of a plurality of frequency bandwidths corresponds to each of a plurality of component carries of carrier aggregation.
9. The radio communication method according to claim 1 , wherein each specified time period corresponds to each subframe.
10. A terminal comprising:
a memory configured to store each of a plurality of associations between each resource size and each data size by a terminal, each data size indicating each size of data capable of being transmitted using an associated resource size; and
a processor coupled to the memory and configured to:
receive control information and specified data from a base station by the terminal, the specified data being mapped across a plurality of radio resources by either one or both of first technique and second technique, the first technique transmitting the specified data via a plurality of time domain resources in accordance with the control information, the second technique transmitting the specified data via a plurality of frequency domain resources in accordance with the control information, the control information including first information and second information, the first information indicating either one or both of the number of the plurality of time domain resources allocated for the specified data and the number of the plurality of frequency domain resources allocated for the specified data, the second information indicating an individual resource size allocated for the specified data in each of the plurality of radio resources,
obtain a total data size of the specified data based on the first information, the second information, and the plurality of associations, and
decode the specified data based on the total data size of the specified data.
11. A base station comprising:
a memory; and
a processor coupled to the memory and configured to:
transmit control information and specified data to a terminal storing each of a plurality of associations between each resource size and each data size, each data size indicating each size of data capable of being transmitted using an associated resource size, the specified data being mapped across a plurality of radio resources by either one or both of first technique and second technique, the first technique transmitting the specified data via a plurality of time domain resources in accordance with the control information, the second technique transmitting the specified data via a plurality of frequency domain resources in accordance with the control information, the control information including first information and second information, the first information indicating either one or both of the number of the plurality of time domain resources allocated for the specified data and the number of the plurality of frequency domain resources allocated for the specified data, the second information indicating an individual resource size allocated for the specified data in each of the plurality of radio resources, wherein
the terminal is configured to:
obtain a total data size of the specified data based on the first information, the second information, and the plurality of associations, and
decode the specified data based on the total data size of the specified data.