Synchronization signal block selection
Apparatuses, methods, and systems are disclosed for synchronization signal block selection. One method includes receiving multiple synchronization signal blocks on a first wideband carrier. Each synchronization signal block includes at least one synchronization signal and a physical broadcast channel. The method includes detecting at least one synchronization signal block of the synchronization signal blocks, determining at least one synchronization signal frequency associated with the at least one detected synchronization signal block, and selecting a first synchronization signal block of the at least one detected synchronization signal block and a first synchronization signal frequency of the at least one synchronization signal frequency. The first synchronization signal block is associated with the first synchronization signal frequency. The method includes decoding a first physical broadcast channel of the first synchronization signal block, and determining whether to reselect the first synchronization signal block based on a result of decoding the first physical broadcast channel.
1. A user equipment (UE), comprising:
at least one memory; and
at least one processor coupled with the at least one memory and configured to cause the UE to:
receive a synchronization signal (SS) burst set of a plurality of SS burst sets, wherein the plurality of SS burst sets are within a carrier bandwidth of a cell, wherein same SS sequences are used for in each SS burst set of the plurality of SS burst sets, wherein different SS frequencies are associated with each SS burst set of the plurality of SS burst sets, and wherein the plurality of SS burst sets includes an SS burst set not associated with an SS raster frequency, and wherein the plurality of SS burst sets comprises at least two SS burst sets each associated with different configurations comprising at least one of: a group consisting of a burst set periodicity, a number of SS blocks per SS burst set, a transmission power, and a SS block time location within a burst set.
2. The UE of claim 1 , wherein the at least one processor is configured to cause the UE to use a portion of the carrier bandwidth of the cell.
3. The UE of claim 1 , wherein the at least one processor is configured to cause the UE to use one SS burst set of the plurality of SS burst sets.
4. The UE of claim 1 , wherein the plurality of SS burst sets comprises a first SS burst set on a first SS frequency and a second SS burst set on a second SS frequency, wherein the first SS burst set is a reference SS burst set and the second SS burst set is offset in a time domain with respect to the reference SS burst set.
5. The UE of claim 4 , wherein the first SS frequency is a reference SS frequency, and the at least one processor is configured to cause the UE to receive an indication of the offset.
6. The UE of claim 1 , wherein the plurality of SS burst sets within the carrier bandwidth includes an SS burst set associated with the SS raster frequency.
7. A base station, comprising:
at least one memory; and
at least one processor coupled with the at least one memory and configured to cause the base station to:
transmit a plurality of synchronization signal (SS) burst sets within a carrier bandwidth of a cell and with a corresponding plurality of SS burst set configurations, wherein same SS sequences are used for in each SS burst set of the plurality of SS burst sets, wherein different SS frequencies are associated with each SS burst set of the plurality of SS burst sets, and wherein the plurality of SS burst sets includes an SS burst set not associated with an SS raster frequency, and wherein the plurality of SS burst sets comprises at least two SS burst sets each associated with different configurations comprising at least one of: a group consisting of a burst set periodicity, a number of SS blocks per SS burst set, a transmission power, and a SS block time location within a burst set.
8. The base station of claim 7 , wherein the at least one processor is configured to cause the base station to apply SS frequency specific time offsets.
9. The base station of claim 7 , wherein the plurality of SS burst sets comprises a first SS burst set on a first SS frequency and a second SS burst set on a second SS frequency, wherein the first SS burst set is a reference SS burst set and the second SS burst set is offset in a time domain with respect to the reference SS burst set.
10. The base station of claim 9 , wherein the first SS frequency is a reference SS frequency, and the at least one processor is configured to cause the base station to transmit an indication of the offset.
11. The base station of claim 7 , wherein the plurality of SS burst sets within the carrier bandwidth includes an SS burst set associated with the SS raster frequency.
12. A processor for wireless communication, comprising:
at least one controller coupled with at least one memory and configured to cause the processor to:
receive a synchronization signal (SS) burst set of a plurality of SS burst sets, wherein the plurality of SS burst sets are within a carrier bandwidth of a cell, wherein same SS sequences are used for in each SS burst set of the plurality of SS burst sets, wherein different SS frequencies are associated with each SS burst set of the plurality of SS burst sets, and wherein the plurality of SS burst sets includes an SS burst set not associated with an SS raster frequency, and wherein the plurality of SS burst sets comprises at least two SS burst sets each associated with different configurations comprising at least one of: a group consisting of a burst set periodicity, a number of SS blocks per SS burst set, a transmission power, and a SS block time location within a burst set.
13. The processor of claim 12 , wherein the plurality of SS burst sets within the carrier bandwidth includes an SS burst set associated with the SS raster frequency.
14. A method performed by a user equipment (UE), the method comprising:
receiving a synchronization signal (SS) burst set of a plurality of SS burst sets, wherein the plurality of SS burst sets are within a carrier bandwidth of a cell, wherein same SS sequences are in each SS burst set of the plurality of SS burst sets, wherein different SS frequencies are associated with each SS burst set of the plurality of SS burst sets, and wherein the plurality of SS burst sets includes an SS burst set not associated with an SS raster frequency, and wherein the plurality of SS burst sets comprises at least two SS burst sets each associated with different configurations comprising at least one of: a group consisting of a burst set periodicity, a number of SS blocks per SS burst set, a transmission power, and a SS block time location within a burst set.