Semi-persistent scheduling for autonomous transmission activation and release
View Patent ↗Described is an apparatus of a User Equipment (UE). The apparatus may comprise a first circuitry and a second circuitry. The first circuitry may be operable to process a first Downlink Control Information (DCI) format 0A transmission indicating a semi-persistent scheduling (SPS) activation. The first circuitry may also be operable to process a second DCI format 0A transmission indicating an SPS release. The second circuitry may be operable to generate one or more Uplink (UL) transmissions for an unlicensed spectrum of the wireless network after the SPS activation and before the SPS release in accordance with a configured schedule.
1. An apparatus of a User Equipment (UE) operable to communicate with an Evolved Node-B (eNB) on a wireless network, comprising:
one or more processors to:
process a first Downlink Control Information (DCI) format 0A transmission indicating a semi-persistent scheduling (SPS) activation;
process a second DCI format 0A transmission indicating an SPS release; and
generate one or more Uplink (UL) transmissions for an unlicensed spectrum of the wireless network after the SPS activation and before the SPS release in accordance with a configured schedule, and
an interface for sending UL transmissions to a transmission circuitry and for receiving DCI format 0A transmissions from a receiving circuitry.
2. The apparatus of claim 1 ,
wherein at least one of the first DCI format 0A transmission and the second DCI format 0A transmission carries a UE-specific parameter.
3. The apparatus of claim 1 ,
wherein at least one of the first DCI format 0A transmission and the second DCI format 0A transmission is scrambled with an Autonomous Uplink Cell Radio Network Temporary Identifier (AUL-C-RNTI).
4. The apparatus of claim 1 ,
wherein the one or more UL transmissions comprise at least one of: one or more Physical Uplink Shared Channel (PUSCH) transmissions, or one or more Physical Uplink Control Channel (PUCCH) transmissions.
5. The apparatus of claim 1 , wherein the one or more processors are to:
process a transmission carrying the configured schedule.
6. The apparatus of claim 5 ,
wherein the transmission carrying the configured schedule is a Physical Downlink Control Channel (PDCCH) transmission.
7. A method comprising:
processing a first Downlink Control Information (DCI) format 0A transmission indicating a semi-persistent scheduling (SPS) activation;
processing a second DCI format 0A transmission indicating an SPS release; and
generating one or more Uplink (UL) transmissions for an unlicensed spectrum of the wireless network after the SPS activation and before the SPS release in accordance with a configured schedule.
8. The method of claim 7 ,
wherein at least one of the first DCI format 0A transmission and the second DCI format 0A transmission carries a UE-specific parameter.
9. The method of claim 7 ,
wherein at least one of the first DCI format 0A transmission and the second DCI format 0A transmission is scrambled with an Autonomous Uplink Cell Radio Network Temporary Identifier (AUL-C-RNTI).
10. The method of claim 7 ,
wherein the one or more UL transmissions comprise at least one of: one or more Physical Uplink Shared Channel (PUSCH) transmissions, or one or more Physical Uplink Control Channel (PUCCH) transmissions.
11. The method of claim 7 , comprising:
processing a transmission carrying the configured schedule.
12. The method of claim 11 ,
wherein the transmission carrying the configured schedule is a Physical Downlink Control Channel (PDCCH) transmission.
13. An apparatus of a User Equipment (UE) operable to communicate with an Evolved Node-B (eNB) on a wireless network, comprising:
one or more processors to:
process a first Downlink (DL) transmission scrambled with an Autonomous Uplink Cell Radio Network Temporary Identifier (AUL-C-RNTI), the first DL transmission indicating a semi-persistent scheduling (SPS) activation;
process a second DL transmission scrambled with the AUL-C-RNTI, the second DL transmission indicating an SPS release; and
generate one or more Uplink (UL) transmissions for an unlicensed spectrum of the wireless network after the SPS activation and before the SPS release in accordance with a configured schedule, and
an interface for sending UL transmissions to a transmission circuitry and for receiving DL transmissions from a receiving circuitry.
14. The apparatus of claim 13 ,
wherein at least one of the first DL transmission and the second DL transmission carries a UE-specific parameter.
15. The apparatus of claim 13 ,
wherein the one or more UL transmissions comprise at least one of: one or more Physical Uplink Shared Channel (PUSCH) transmissions, or one or more Physical Uplink Control Channel (PUCCH) transmissions.
16. The apparatus of claim 13 , wherein the one or more processors are to:
process a DL transmission carrying the configured schedule.
17. The apparatus of claim 16 ,
wherein the DL transmission carrying the configured schedule is a Physical Downlink Control Channel (PDCCH) transmission.
18. The apparatus of claim 13 ,
wherein the first DL transmission is a first Downlink Control Information (DCI) format 0A transmission; and
wherein the second DL transmission is a second DCI format 0A transmission.
19. A method comprising:
processing a first Downlink (DL) transmission scrambled with an Autonomous Uplink Cell Radio Network Temporary Identifier (AUL-C-RNTI), the first DL transmission indicating a semi-persistent scheduling (SPS) activation;
processing a second DL transmission scrambled with the AUL-C-RNTI, the second DL transmission indicating an SPS release; and
generating one or more Uplink (UL) transmissions for an unlicensed spectrum of the wireless network after the SPS activation and before the SPS release in accordance with a configured schedule.
20. The method of claim 19 ,
wherein at least one of the first DL transmission and the second DL transmission carries a UE-specific parameter.
21. The method of claim 19 ,
wherein the one or more UL transmissions comprise at least one of: one or more Physical Uplink Shared Channel (PUSCH) transmissions, or one or more Physical Uplink Control Channel (PUCCH) transmissions.
22. The method of claim 19 , comprising:
processing a DL transmission carrying the configured schedule.
23. The method of claim 22 ,
wherein the DL transmission carrying the configured schedule is a Physical Downlink Control Channel (PDCCH) transmission.
24. The method of claim 19 ,
wherein the first DL transmission is a first Downlink Control Information (DCI) format 0A transmission; and
wherein the second DL transmission is a second DCI format 0A transmission.