Multiplexing synchronization signal blocks in frequency
Certain aspects of the present disclosure provide a method of wireless communication at a network entity, comprising transmitting, in different time periods, different subsets of a set of synchronization signal blocks (SSBs), wherein SSBs within a subset are transmitted using frequency division multiplexing and applying different spatial filtering to different SSBs of a subset transmitted in a same time period.
1 . A method of wireless communication at a network entity, comprising:
transmitting, in different time periods, different subsets of a set of synchronization signal blocks (SSBs), wherein SSBs within a subset are transmitted using frequency division multiplexing;
indicating, in one SSB of the set of SSBs, a number of SSBs in a subset; and
applying different digital beamforming to different SSBs of a subset in the same time period and applying a same analog beamforming to the different SSBs of the subset in the same time period.
2 . The method of claim 1 , further comprising:
applying different analog beamforming in different time periods.
3 . A method of wireless communication at a network entity, comprising:
transmitting, in different time periods, different subsets of a set of synchronization signal blocks (SSBs), wherein SSBs within a subset are transmitted using frequency division multiplexing;
indicating, in one SSB of the set of SSBs, a number of SSBs in a subset, wherein frequency positions of one or more SSBs in the subset are determined based on one or more frequency offsets relative to a frequency position of at least one other SSB in the same subset or a different subset; and
applying different spatial filtering to different SSBs of a subset transmitted in a same time period.
4 . The method of claim 3 , wherein values of the one or more frequency offsets depend, at least in part, on a frequency range in which the set of SSBs is transmitted.
5 . A method of wireless communication at a network entity, comprising:
transmitting, in different time periods, different subsets of a set of synchronization signal blocks (SSBs), wherein:
SSBs within a subset are transmitted using frequency division multiplexing, and
different SSBs of a subset are transmitted, within a same time period, at frequency positions determined according to a synchronization raster; and
applying different spatial filtering to different SSBs of a subset transmitted in a same time period.
6 . The method of claim 5 , wherein one or more characteristics of the synchronization raster depend, at least in part, on a number of SSBs in a subset.
7 . The method of claim 6 , wherein the one or more characteristics comprise at least one of a range or step size of the synchronization raster.
8 . The method of claim 5 , wherein the synchronization raster is mapped to one of the SSBs in a subset.
9 . The method of claim 5 , wherein SSBs of the set are mapped to resource elements (REs) in frequency and, subsequently, mapped in time.
10 . The method of claim 5 , wherein SSBs of the set are mapped to resource elements (REs) in time and, subsequently, mapped in frequency.
11 . A network entity configured for wireless communication, comprising:
memory comprising processor-executable instructions; and
one or more processors configured to execute the processor-executable instructions and cause the network entity to:
transmit, in different time periods, different subsets of a set of synchronization signal blocks (SSBs), wherein SSBs within a subset are transmitted using frequency division multiplexing;
indicate, in one SSB of the set of SSBs, a number of SSBs in a subset; and
apply different digital beamforming to different SSBs of a subset in the same time period and applying a same analog beamforming to the different SSBs of the subset in the same time period.
12 . A network entity configured for wireless communication, comprising:
memory comprising processor-executable instructions; and
one or more processors configured to execute the processor-executable instructions and cause the network entity to:
transmitting, in different time periods, different subsets of a set of synchronization signal blocks (SSBs), wherein:
SSBs within a subset are transmitted using frequency division multiplexing, and
different SSBs of a subset are transmitted, within a same time period, at frequency positions determined according to a synchronization raster; and
applying different spatial filtering to different SSBs of a subset transmitted in a same time period.
13 . The network entity of claim 12 , wherein different SSBs of a subset are transmitted, within a same time period, at frequency positions determined according to a synchronization raster.
14 . The network entity of claim 13 , wherein one or more characteristics of the synchronization raster depend, at least in part, on a number of SSBs in a subset.
15 . The network entity of claim 14 , wherein the one or more characteristics comprise at least one of a range or step size of the synchronization raster.
16 . The network entity of claim 13 , wherein the synchronization raster is mapped to one of the SSBs in a subset.
17 . The network entity of claim 13 , wherein SSBs of the set are mapped to resource elements (REs) in frequency and, subsequently, mapped in time.
18 . The network entity of claim 13 , wherein SSBs of the set are mapped to resource elements (REs) in time and, subsequently, mapped in frequency.