Radio channel antenna pattern matching via configurable front end mmwave module
Systems, methods, apparatuses, and computer program products for radio channel pattern matching. One method may include receiving, at an antenna panel, at least two configured transmission configuration indicator states for simultaneous multiple input multiple output reception; for each of the at least two configured transmission configuration indicator states for simultaneous reception from one or more transmission reception points, sweeping at least one narrow beam receiving one or more repeated reference signals received from the one or more transmission reception points; and, based upon at least one spatial radio multipath channel characteristic of the one or more repeated reference signals carrying each transmission configuration indicator state, selecting at least one antenna element of the antenna panel to form a group of antenna elements and control the group of antenna elements to direct at least one beam.
1 . An apparatus comprising:
at least one processor; and
at least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to:
receive, at an antenna panel, at least two configured transmission configuration indicator states for simultaneous multiple input multiple output reception;
for each of the at least two configured transmission configuration indicator states for simultaneous reception from one or more transmission reception points, sweep at least one narrow beam receiving one or more repeated reference signals received from the one or more transmission reception points; and
based upon at least one spatial radio multipath channel characteristic of the one or more repeated reference signals carrying each transmission configuration indicator state, select at least one antenna element of the antenna panel to form a group of antenna elements and control the group of antenna elements to direct at least one beam.
2 . The apparatus of claim 1 , wherein the at least one memory and the instructions, when executed by the at least one processor, further cause the apparatus at least to:
match at least one array beam pattern of the antenna panel to at least one channel environment.
3 . The apparatus of claim 1 , wherein the one or more repeated reference signals comprises channel state information reference signals.
4 . The apparatus of claim 1 , wherein the group of antenna elements comprises non-consecutive antenna elements.
5 . The apparatus of claim 1 , wherein the group of antenna elements comprises consecutive antenna elements.
6 . The apparatus of claim 1 , wherein each of the one or more transmission reception points comprises at least one layer per transmission configuration indicator, and up to four layers in downlink.
7 . The apparatus of claim 1 , wherein each of the one or more transmission reception points is associated with at least one transmission configuration indicator.
8 . The apparatus of claim 1 , wherein the at least one memory and the instructions, when executed by the at least one processor, further cause the apparatus at least to:
estimate a power delay profile or a channel impulse response received per narrow beam.
9 . The apparatus of claim 1 , wherein the at least one memory and the instructions, when executed by the at least one processor, further cause the apparatus at least to:
based on the estimated power delay profile or channel impulse response received per narrow beam, determine an optimum user equipment receive beamwidth per transmission configuration indicator.
10 . The apparatus of claim 1 , wherein the at least one memory and the instructions, when executed by the at least one processor, further cause the apparatus at least to:
based on the optimum user equipment received beamwidth per transmission configuration indicator, group one or more consecutive or non-consecutive antenna elements.
11 . The apparatus of claim 1 , wherein the at least one memory and the instructions, when executed by the at least one processor, further cause the apparatus at least to:
determine that at least two configured transmission configuration indicator states are received on the same panel.
12 . A method comprising:
receiving, at an antenna panel, at least two configured transmission configuration indicator states for simultaneous multiple input multiple output reception;
for each of the at least two configured transmission configuration indicator states for simultaneous reception from one or more transmission reception points, sweeping at least one narrow beam receiving one or more repeated reference signals received from the one or more transmission reception points; and
based upon at least one spatial radio multipath channel characteristic of the one or more repeated reference signals carrying each transmission configuration indicator state, selecting at least one antenna element of the antenna panel to form a group of antenna elements and control the group of antenna elements to direct at least one beam.
13 . The method of claim 12 , further comprising:
matching at least one array beam pattern of the antenna panel to at least one channel environment.
14 . The method of claim 12 , wherein the one or more repeated reference signals comprises channel state information reference signals.
15 . The method of claim 12 , wherein the group of antenna elements comprises non-consecutive antenna elements.
16 . The method of claim 12 , wherein the group of antenna elements comprises consecutive antenna elements.
17 . The method of claim 12 , wherein each of the one or more transmission reception points comprises at least one layer per transmission configuration indicator, and up to four layers in downlink.
18 . The method of claim 12 , wherein each of the one or more transmission reception points is associated with at least one transmission configuration indicator.
19 . The method of claim 12 , further comprising:
estimating a power delay profile or a channel impulse response received per narrow beam.
20 . The method of claim 12 , further comprising:
based on the estimated power delay profile or channel impulse response received per narrow beam, determining an optimum user equipment receive beamwidth per transmission configuration indicator.
21 . The method of claim 12 , further comprising:
based on the optimum user equipment received beamwidth per transmission configuration indicator, grouping one or more consecutive or non-consecutive antenna elements.
22 . The method of claim 12 , further comprising:
determining that at least two configured transmission configuration indicator states are received on the same panel.
23 . A non-transitory computer readable medium comprising program instructions that, when executed by an apparatus, cause the apparatus to perform at least a method according to claim 12 .