Timing advance for grantless uplink transmission

1. A User Equipment (UE) operable to communicate with a base station (BS) on a wireless network, comprising:

one or more processors to:

determine a first Timing Advance (TA) for Scheduled Uplink (SUL) transmission;

determine a second TA for Grantless Uplink (GUL) transmission based at least in part on a timing of a maximum channel occupancy time (MCOT) acquired by the BS;

generate an SUL transmission for transmission at a timing based upon the first TA; and

generate a GUL transmission for transmission at a timing based upon the second TA; and

an interface for sending the SUL transmission and the GUL transmission to a transmission circuitry.

2. The UE of claim 1 , wherein the one or more processors are to:

process a configuration transmission from the BS carrying one or more parameters for GUL transmission; and

determine the second TA based upon the one or more parameters for GUL transmission.

3. The UE of claim 2 , wherein the configuration transmission is a higher-layer signaling transmission.

4. The UE of claim 2 , wherein the one or more parameters comprise a common TA for GUL transmission.

5. The UE of claim 4 , wherein the common TA for GUL transmission has a value indicating 16 microseconds.

6. The UE of claim 4 , wherein the common TA for GUL transmission has a value indicating 25 microseconds.

7. The UE of claim 1 , wherein the GUL transmission is performed within the MCOT acquired by the BS.

8. The UE of claim 7 , where in the second TA for GUL transmission is smaller than the first TA for SUL transmission.

9. A non-transitory computer readable medium having machine executable instructions that, when executed, cause one or more processors of a User Equipment (UE) operable to communicate with a base station (BS) on a wireless network to perform operations comprising:

determining a first Timing Advance (TA) for Scheduled Uplink (SUL) transmission;

determining a second TA for Grantless Uplink (GUL) transmission based at least in part on a timing of a maximum channel occupancy time (MCOT) acquired by the BS;

generating an SUL transmission for transmission at a timing based upon the first TA; and

generating a GUL transmission for transmission at a timing based upon the second TA.

10. The non-transitory computer readable medium of claim 9 , the operations further comprising:

processing a configuration transmission from the BS carrying one or more parameters for GUL transmission; and

determining the second TA based upon the one or more parameters for GUL transmission.

11. The non-transitory computer readable medium of claim 10 , wherein the configuration transmission is a higher-layer signaling transmission.

12. The non-transitory computer readable medium of claim 10 , wherein the one or more parameters comprise a common TA for GUL transmission.

13. The non-transitory computer readable medium of claim 12 , wherein the common TA for GUL transmission has a value indicating 16 microseconds.

14. The non-transitory computer readable medium of claim 12 , wherein the common TA for GUL transmission has a value indicating 25 microseconds.

15. An apparatus of an Evolved Node B (eNB) A base station (BS) operable to communicate with a User Equipment (UE) on a wireless network, comprising:

one or more processors to:

establish a first Timing Advance (TA) for Scheduled Uplink (SUL) transmission;

establish a second TA for Grantless Uplink (GUL) transmission based at least in part on a timing of a maximum channel occupancy time (MCOT) acquired by the BS;

process an SUL transmission at a timing based upon the first TA; and

process a GUL transmission at a timing based upon the second TA; and

an interface for receiving the SUL transmission and the GUL transmission from a receiving circuitry.

16. The BS of claim 15 , wherein the one or more processors are to:

establish the second TA based upon one or more parameters for GUL transmission; and

generate a configuration transmission to the UE carrying the one or more parameters for GUL transmission.

17. The BS of claim 16 , wherein the configuration transmission is a higher-layer signaling transmission.

18. The BS of claim 16 , wherein the one or more parameters comprise a common TA for GUL transmission.

19. The BS of claim 18 , wherein the common TA for GUL transmission has a value indicating 16 microseconds.

20. The BS of claim 18 , wherein the common TA for GUL transmission has a value indicating 25 microseconds.

21. A non-transitory computer readable medium having machine executable instructions that, when executed, cause one or more processors of a base station (BS) operable to communicate with a User Equipment (UE) on a wireless network to perform operations comprising:

establishing a first Timing Advance (TA) for Scheduled Uplink (SUL) transmission;

establishing a second TA for Grantless Uplink (GUL) transmission based at least in part on a timing of a maximum channel occupancy time (MCOT) acquired by the BS;

processing an SUL transmission at a timing based upon the first TA; and

processing a GUL transmission at a timing based upon the second TA.

22. The non-transitory computer readable medium of claim 21 , the operations further comprising:

establishing the second TA based upon one or more parameters for GUL transmission; and

generating a configuration transmission to the UE carrying the one or more parameters for GUL transmission.

23. The non-transitory computer readable medium of claim 22 , wherein the configuration transmission is a higher-layer signaling transmission.

24. The non-transitory computer readable medium of claim 22 , wherein the one or more parameters comprise a common TA for GUL transmission.