Methods and apparatus for multiple component carrier physical downlink shared channel scheduling in wireless communication
A method and apparatus of a device that determines a physical downlink shared channel scheduling resource for a user equipment device and a base station is described. In an exemplary embodiment, the device selects a plurality of component carriers from a pool of available component carriers associated with a wireless link established between the user equipment device and the base station. In addition, the device selects a virtual component carrier from the plurality of component carriers. Furthermore, the device determines a physical downlink shared channel scheduling resource based on at least the virtual component carrier.
1. A non-transitory machine-readable medium having executable instructions to cause one or more processing units to perform a method to determine a physical downlink shared channel scheduling resource for a user equipment device and a base station, the method comprising:
grouping a plurality of component carriers from a pool of available component carriers associated with a wireless link established between the user equipment device and the base station into a plurality of groups of component carriers, wherein at least one of the plurality of component carriers is included in two of the plurality of groups of component carriers;
selecting a group of component carriers among the plurality of groups of component carriers;
forming a virtual component carrier from the selected group of the component carriers; and
determining a physical downlink shared channel scheduling resource based on at least the virtual component carrier.
2. The non-transitory machine-readable medium of claim 1 , wherein the pool of available component carriers includes at least one component carrier from a licensed band and at least one component carrier from an unlicensed band.
3. The non-transitory machine-readable medium of claim 1 , wherein each group of the plurality of groups of component carriers comprises a scheduling component carrier.
4. The non-transitory machine-readable medium of claim 3 , wherein the selecting the one of the plurality of groups of component carriers comprises:
selecting a group of component carriers that using at least a higher layers signal.
5. The non-transitory machine-readable medium of claim 3 , wherein the selecting the one of the plurality of groups of component carriers is based on at least a Media Access Control (MAC) control element.
6. The non-transitory machine-readable medium of claim 5 , wherein the MAC control element is identified by a MAC protocol data unit sub-header with a dedicated logical channel.
7. The non-transitory machine-readable medium of claim 6 , wherein the MAC control element is a fixed size.
8. The non-transitory machine-readable medium of claim 6 , wherein the MAC control element includes multiple groups of data.
9. The non-transitory machine-readable medium of claim 3 , wherein the selecting the one of the plurality of groups of component carriers is based on at least a component carrier selection field that is transmitted to the user equipment device.
10. The non-transitory machine-readable medium of claim 1 , wherein the forming of the virtual component carrier comprises:
aggregating bandwidth of the plurality of component carriers.
11. The non-transitory machine-readable medium of claim 10 , wherein the aggregating using at least a frequency domain resource allocation field.
12. The non-transitory machine-readable medium of claim 11 , wherein the frequency domain resource allocation field is variably sized.
13. The non-transitory machine-readable medium of claim 1 , wherein the determining a physical downlink shared channel scheduling resource using at least a rate matching pattern.
14. A method to determine a physical downlink shared channel scheduling resource for a user equipment device and a base station, the method comprising:
grouping a plurality of component carriers from a pool of available component carriers associated with a wireless link established between the user equipment device and the base station into a plurality of groups of component carriers, wherein at least one of the plurality of component carriers is included in two of the plurality of groups of component carriers;
selecting a group of component carriers among the plurality of groups of component carriers;
forming a virtual component carrier from the selected group of the component carriers; and
determining a physical downlink shared channel scheduling resource based on at least the virtual component carrier.
15. The method of claim 14 , wherein the pool of available component carriers includes at least one component carrier from a licensed band and at least one component carrier from an unlicensed band.
16. The method of claim 14 , wherein each group of the plurality of groups of component carriers comprises a scheduling component carrier.
17. The method of claim 14 , wherein the forming of the virtual component carrier comprises: aggregating bandwidth of the plurality of component carriers.
18. A user equipment device comprising: at least one antenna;
at least one radio, wherein the at least one radio is to perform cellular communications using a radio access technology that establishes a wireless link with a base station; and
one or more processors to perform operations comprising:
grouping a plurality of component carriers from a pool of available component carriers associated with a wireless link established between the user equipment device and the base station into a plurality of groups of component carriers, wherein at least one of the plurality of component carriers is included in two of the plurality of groups of component carriers,
selecting a group of component carriers among the plurality of groups of component carriers,
forming a virtual component carrier from the selected group of the component carriers, and
determining a physical downlink shared channel scheduling resource based on at least the virtual component carrier.
19. The user equipment device of claim 18 , wherein the pool of available component carriers includes at least one component carrier from a licensed band and at least one component carrier from an unlicensed band.
20. The user equipment device of claim 18 , wherein each group of the plurality of groups of component carriers comprises a scheduling component carrier.