Method and apparatus for transmitting/receiving data and control information through an uplink in a wireless communication system
View Patent ↗An apparatus and method are provided for transmitting data and control information in a wireless communication system. The method includes determining a number of symbols for control information based on a number of data bits and scheduled resources; generating coded control information based on the number of symbols for the control information; generating coded data based on a modulation scheme; multiplexing the coded data and the coded control information; modulating the multiplexed coded control information and coded data by the modulation scheme; and transmitting the modulated coded control information and coded data on a channel based on the scheduled resources.
1. A method for transmitting data and control information, the method comprising operations of:
determining a number of symbols for control information based on a number of data bits and scheduled resources, wherein the determined number of symbols for the control information decreases as the number of data bits increases within the scheduled resources;
generating coded control information based on the number of symbols for the control information;
generating coded data based on a modulation scheme;
multiplexing the coded data and the coded control information;
modulating the multiplexed coded control information and coded data by the modulation scheme; and
transmitting the modulated coded control information and coded data on a channel based on the scheduled resources.
2. The method of claim 1 , wherein generating the coded control information is further based on the modulation scheme with the control information.
3. The method of claim 1 , wherein the control information comprises acknowledge/non-acknowledge (ACK/NACK) information or a Channel Quality Indicator (CQI).
4. The method of claim 1 , wherein the number of symbols for the control information is proportional to a quantity of the scheduled resources.
5. The method of claim 1 , wherein the number of symbols for the control information and the number of data bits have a negative correlation.
6. The method of claim 1 , further comprising performing fast fourier transform (FFT) and performing inverse FFT (IFFT) to the modulated coded control information and coded data.
7. The method of claim 1 , wherein the coded data is transmitted by using remaining resources not used for the coded control information.
8. An apparatus for transmitting data and control information, the apparatus comprising:
a controller configured to:
determine a number of symbols for control information based on a number of data bits and scheduled resources, wherein the determined number of symbols for the control information decreases as the number of data bits increases within the scheduled resources,
generate coded control information based on the number of symbols for the control information,
generate coded data based on a modulation scheme,
multiplex the coded data and the coded control information, and
modulate the multiplexed coded control information and coded data by the modulation scheme; and
a transmitter configured to transmit the modulated coded control information and coded data on a channel based on the scheduled resources.
9. The apparatus of claim 8 , wherein the coded control information is generated further based on the modulation scheme with the control information.
10. The apparatus of claim 8 , wherein the control information comprises acknowledge/non-acknowledge (ACK/NACK) information or a Channel Quality Indicator (CQI).
11. The apparatus of claim 8 , wherein the number of symbols for the control information is proportional to a quantity of the scheduled resources.
12. The apparatus of claim 8 , wherein the number of symbols for the control information and the number of data bits have a negative correlation.
13. The apparatus of claim 8 , wherein the controller is further configured to perform fast fourier transform (FFT) and perform inverse FFT (IFFT) to the modulated coded control information and coded data.
14. The apparatus of claim 8 , wherein the transmitter transmits the coded data by using remaining resources not used for the coded control information.
15. A method for receiving data and control information, the method comprising operations of:
receiving coded control information and coded data on a channel based on scheduled resources;
determining a number of symbols for the control information based on a number of data bits and the scheduled resources, wherein the determined number of symbols for the control information decreases as the number of data bits increases within the scheduled resources;
demultiplexing the received coded control information and coded data based on the number of symbols for the control information; and
demodulating the demultiplexed coded control information and coded data by a modulation scheme.
16. The method of claim 15 , wherein the coded control information is generated based on the modulation scheme with the control information and the number of symbols for the control information.
17. The method of claim 15 , wherein the control information comprises acknowledge/non-acknowledge (ACK/NACK) information or a Channel Quality Indicator (CQI).
18. The method of claim 15 , wherein the number of symbols for the control information is proportional to a quantity of the scheduled resources.
19. The method of claim 15 , wherein the number of symbols for the control information and the number of data bits have a negative correlation.
20. The method of claim 15 , further comprising performing inverse fast fourier transform (IFFT) and performing FFT to the received coded control information and coded data.
21. The method of claim 15 , wherein the coded data is received by using remaining resources not used for the coded control information.
22. An apparatus for receiving data and control information, the apparatus comprising:
a receiver configured to receive coded control information and coded data on a channel based on scheduled resources; and
a controller configured to:
determine a number of symbols for the control information based on a number of data bits and the scheduled resources, wherein the determined number of symbols for the control information decreases as the number of data bits increases within the scheduled resources,
demultiplex the received coded control information and coded data based on the number of symbols for the control information, and
demodulate the demultiplexed coded control information and coded data by a modulation scheme.
23. The apparatus of claim 22 , wherein the coded control information is generated based on the modulation scheme with the control information and the number of symbols for the control information.
24. The apparatus of claim 22 , wherein the control information comprises acknowledge/non-acknowledge (ACK/NACK) information or a Channel Quality Indicator (CQI).
25. The apparatus of claim 22 , wherein the number of symbols for the control information is proportional to a quantity of the scheduled resources.
26. The apparatus of claim 22 , wherein the number of symbols for the control information and the number of data bits have a negative correlation.
27. The apparatus of claim 22 , wherein the controller is further configured to perform inverse fast fourier transform (IFFT) and perform FFT to the received coded control information and coded data.
28. The apparatus of claim 27 , wherein the receiver receives the coded data by using remaining resources not used for the coded control information.