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1. WO2021041164 - CHANNEL ACCESS PRIORITY FOR NR-U DATA BEARERS

Note: Text based on automatic Optical Character Recognition processes. Please use the PDF version for legal matters

[ EN ]

WHAT IS CLAIMED IS:

1. A method of wireless communication comprising:

receiving, by a first wireless communications device from a second wireless communications device, a plurality of data packets comprising a corresponding plurality of quality of service flows (QoS flows), each the plurality of QoS flows being mapped to a common data radio bearer (DRB);

implementing, by the first wireless communications device, a channel access priority class (CAPC) for the common DRB for transmitting a response data packet based on a rule from the second wireless communications device applied to the plurality of QoS flows mapped to the common DRB; and

transmitting, by the first wireless communications device to the second wireless communications device, the response data packet with the implemented CAPC.

2. The method of claim 1, wherein the plurality of QoS flows mapped to the common DRB comprise a corresponding plurality of CAPCs.

3. The method of claim 2, wherein the plurality of QoS flows are mapped to the common DRB based on the corresponding plurality of CAPCs being the same among the plurality of QoS flows, the rule comprising implementing the CAPC for the common DRB based on the same CAPC.

4. The method of claim 2, wherein a first CAPC from among the plurality of CAPCs comprises a lower access priority than a second CAPC from among the plurality of CAPCs, the rule comprising implementing the first CAPC based on the first CAPC comprising the lower access priority.

5. The method of claim 2, wherein a first CAPC from among the plurality of CAPCs comprises a higher access priority than a second CAPC from among the plurality of CAPCs, the rule comprising implementing the first CAPC based on the first CAPC comprising the higher access priority.

6. The method of claim 2, wherein the rule comprises implementing the CAPC based on a QoS flow from a subset of QoS flows, the subset of QoS flows being from among the plurality of QoS flows.

7. The method of claim 2, wherein the rule comprises implementing the CAPC based on a first common CAPC identified from a first subset of QoS flows from among the plurality of QoS flows, the first subset of QoS flows being greater than a second subset of QoS flows having a second common CAPC different from the first common CAPC.

8. The method of claim 2, further comprising:

receiving, by the first wireless communications device from the second wireless communications device, an update to the CAPC in response to a new QoS flow being added to the plurality of QoS flows.

9. A method of wireless communication comprising:

selecting, by a first wireless communications device based on a rule applied to a plurality of quality of service (QoS) flows mapped to a common data radio bearer (DRB), a channel access priority class (CAPC) for a second wireless communications device to implement for a response data packet;

transmitting, by the first wireless communications device to the second wireless communications device, the selected CAPC;

transmitting, by the first wireless communications device to the second wireless communications device, a plurality of data packets corresponding to the plurality of QoS flows on the common DRB; and

receiving, by the first wireless communications device from the second wireless communications device, the response data packet on the common DRB having the selected CAPC.

10. The method of claim 9, wherein the plurality of QoS flows mapped to the common DRB comprise a corresponding plurality of CAPCs.

11. The method of claim 10, wherein:

the plurality of QoS flows are mapped to the common DRB based on the corresponding plurality of CAPCs being the same among the plurality of QoS flows, and

the selecting the CAPC for the common DRB is based on the same CAPC.

12. The method of claim 10, wherein:

a first CAPC from among the plurality of CAPCs comprises a lower access priority than a second CAPC from among the plurality of CAPCs, and

the selecting the CAPC comprises selecting the first CAPC based on the first CAPC comprising the lower access priority.

13. The method of claim 10, wherein:

a first CAPC from among the plurality of CAPCs comprises a higher access priority than a second CAPC from among the plurality of CAPCs, and

the selecting the CAPC comprises selecting the first CAPC based on the first CAPC comprising the higher access priority.

14. The method of claim 10, wherein the selecting further comprises:

selecting, by the first wireless communications device, the selected CAPC based on a QoS flow from a subset of QoS flows, the subset of QoS flows being from among the plurality of QoS flows.

15. The method of claim 10, the selected CAPC being based on a first subset of QoS flows from among the plurality of QoS flows being greater than a second subset of QoS flows from among the plurality of QoS flows, wherein the first subset of QoS flows has a first common CAPC and the second subset of QoS flows has a second common CAPC different from the first common CAPC.

16. A first wireless communications device comprising:

means for receiving, by the first wireless communications device from a second wirelesls communications device, a plurality of data packets comprising a corresponding plurality of quality of service flows (QoS flows), each the plurality of QoS flows being mapped to a common data radio bearer (DRB);

means for implementing a channel access priority class (CAPC) for the common DRB for transmitting a response data packet based on a rule from the second wireless communications device applied to the plurality of QoS flows mapped to the common DRB; and

means for transmitting, to the second wireless communications device, the response data packet with the implemented CAPC.

17. The first wireless communications device of claim 16, wherein the plurality of QoS flows mapped to the common DRB comprise a corresponding plurality of CAPCs.

18. The first wireless communications device of claim 17, wherein the plurality of QoS flows are mapped to the common DRB based on the corresponding plurality of CAPCs being the same among the plurality of QoS flows, the rule comprising implementing the CAPC for the common DRB based on the same CAPC.

19. The first wireless communications device of claim 17, wherein a first CAPC from among the plurality of CAPCs comprises a lower access priority than a second CAPC from among the plurality of CAPCs, the rule comprising implementing the first CAPC based on the first CAPC comprising the lower access priority.

20. The first wireless communications device of claim 17, wherein a first CAPC from among the plurality of CAPCs comprises a higher access priority than a second CAPC from among the plurality of CAPCs, the rule comprising implementing the first CAPC based on the first CAPC comprising the higher access priority.

21. The first wireless communications device of claim 17, wherein the rule comprises implementing the CAPC based on a QoS flow from a subset of QoS flows, the subset of QoS flows being from among the plurality of QoS flows.

22. The first wireless communications device of claim 17, wherein the rule comprises implementing the CAPC based on a first common CAPC identified from a first subset of QoS flows from among the plurality of QoS flows, the first subset of QoS flows being greater than a second subset of QoS flows having a second common CAPC different from the first common CAPC.

23. The first wireless communications device of claim 17, further comprising:

means for receiving, from the second wireless communications device, an update to the CAPC in response to a new QoS flow being added to the plurality of QoS flows.

24. A first wireless communications device, comprising:

means for selecting, by the first wireless communications device based on a rule applied to a plurality of quality of service (QoS) flows mapped to a common data radio bearer (DRB), a channel access priority class (CAPC) for a second wireless communications device to implement for a response data packet;

means for transmitting, to the second wireless communications device, the selected CAPC; means for transmitting, to the second wireless communications device, a plurality of data packets corresponding to the plurality of QoS flows on the common DRB; and

means for receiving, from the second wireless communications device, the response data packet on the common DRB having the selected CAPC.

25. The first wireless communications device of claim 24, wherein the plurality of QoS flows mapped to the common DRB comprise a corresponding plurality of CAPCs.

26. The first wireless communications device of claim 25, wherein the plurality of QoS flows are mapped to the common DRB based on the corresponding plurality of CAPCs being the same among the plurality of QoS flows, and the CAPC for the common DRB is selected based on the same CAPC.

27. The first wireless communications device of claim 25, wherein:

a first CAPC from among the plurality of CAPCs comprises a lower access priority than a second CAPC from among the plurality of CAPCs, and the first CAPC is selected based on the first CAPC comprising the lower access priority.

28. The first wireless communications device of claim 25, wherein:

a first CAPC from among the plurality of CAPCs comprises a higher access priority than a second CAPC from among the plurality of CAPCs, and the first CAPC is selected based on the first CAPC comprising the higher access priority.

29. The first wireless communications device of claim 25, wherein the means for selecting further comprises:

means for selecting the selected CAPC based on a QoS flow from a subset of QoS flows, the subset of QoS flows being from among the plurality of QoS flows.

30. The first wireless communications device of claim 25, the selected CAPC being based on a first subset of QoS flows from among the plurality of QoS flows being greater than a second subset of QoS flows from among the plurality of QoS flows, wherein the first subset of QoS flows has a first common CAPC and the second subset of QoS flows has a second common CAPC different from the first common CAPC.