Code rate for control information
There is disclosed a method of operating a user equipment in a radio access network. The method includes transmitting feedback control signaling, the feedback control signaling representing a number I of information bits. The I information bits are encoded with a code rate based on a code rate indication. The disclosure also pertains to related devices and methods.
1. A method of operating a user equipment in a New Radio, NR, radio access network, the method comprising:
receiving a code rate indication that indicates a code rate for feedback control signaling;
transmitting the feedback control signaling, the feedback control signaling representing a number I of control information bits of a plurality of control information types, the I control information bits being:
encoded with a code rate based at least in part on a code rate indication;
encoded according to a first coding scheme if I is not greater than 11 bits; and
encoded according to a second coding scheme if I is greater than 11 bits;
a number of physical resource blocks used for transmitting the feedback control signaling being based on the code rate indication; and
the feedback control signaling representing the plurality of control information types including acknowledgement information, measurement information and a scheduling request.
2. The method according to claim 1 , wherein the code rate indication indicates one of a plurality of code rates possible for a coding scheme.
3. The method according to claim 1 , wherein the feedback control signaling is transmitted on a physical uplink control channel.
4. The method according to claim 1 , wherein the code rate indication indicates one of an upper limit for the code rate and a target code rate.
5. The method according to claim 1 , wherein the code rate is based on a Physical Uplink Control Channel, PUCCH, format for transmission of the feedback control signaling.
6. A user equipment for a New Radio, NR, radio access network, the user equipment comprising processing circuitry and being configured to utilize the processing circuitry to:
receive a code rate indication that indicates a code rate for feedback control signaling;
cause transmission of feedback control signaling, the feedback control signaling representing a number I of control information bits of a plurality of control information types, the I control information bits being:
encoded with a code rate based at least in part on a code rate indication;
encoded according to a first coding scheme if I is not greater than 11 bits; and
encoded according to a second coding scheme if I is greater than 11 bits;
a number of physical resource blocks used for transmitting the feedback control signaling being based on the code rate indication; and
the feedback control signaling representing the plurality of control information types including acknowledgement information, measurement information and a scheduling request.
7. The user equipment according to claim 6 , wherein the code rate indication indicates one of a plurality of code rates possible for a coding scheme.
8. The user equipment according to claim 6 , wherein the feedback control signaling is transmitted on a physical uplink control channel.
9. The user equipment according to claim 6 , wherein the code rate indication indicates one of an upper limit for the code rate and a target code rate.
10. The user equipment according to claim 6 , wherein the code rate is based on a Physical Uplink Control Channel, PUCCH, format for transmission of the feedback control signaling.
11. A configuring radio node for a New Radio, NR, radio access network, the configuring radio node comprising processing circuitry and being configured to utilize the processing circuitry to:
cause transmission of a code rate indication for a user equipment to use for feedback control signaling, the code rate indication indicating a code rate for encoding control information bits of a plurality of control information types of the feedback control signaling;
the feedback control signaling representing a number I of control information bits of the plurality of control information types, the I control information bits being:
encoded with a code rate based at least in part on the code rate indication;
encoded according to a first coding scheme if I is not greater than 11 bits; and
encoded according to a second coding scheme if I is greater than 11 bits:
a number of physical resource blocks used for transmitting the feedback control signaling being based on the code rate indication; and
the feedback control signaling representing the plurality of control information types including acknowledgement information, measurement information and a scheduling request; and
receive the feedback control signaling.
12. The configuring radio node according to claim 11 , wherein the code rate indication indicates one of a plurality of code rates possible for a coding scheme.
13. The configuring radio node according to claim 11 , wherein the feedback control signaling is transmitted on a physical uplink control channel.
14. The configuring radio node according to claim 11 , wherein the code rate indication indicates one of an upper limit for the code rate and a target code rate.
15. The configuring radio node according to claim 11 , wherein the code rate is based on a Physical Uplink Control Channel, PUCCH, format for transmission of the feedback control signaling.