9.2.79 CSI Report
36.4233GPPEvolved Universal Terrestrial Radio Access Network (E-UTRAN)Release 17TSX2 Application Protocol (X2AP)
This IE provides CSI reports of UEs served by the cell for which the information is provided.
IE/Group Name |
Presence |
Range |
IE type and reference |
Semantics description |
CSI Report per Cell |
1 .. <maxUEReport> |
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>UE ID |
M |
BIT STRING (SIZE(16)) |
ID assigned by eNB2 for the UE. |
|
>CSI Report per CSI Process |
1 .. <maxCSIProcess> |
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>>CSI Process Configuration Index |
M |
INTEGER (1..7, …) |
Indicates one of the possible CSI Process configurations in the serving cell. |
|
>>CSI Report per CSI Process Item |
1.. <maxCSIReport> |
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>>>RI |
M |
INTEGER (1..8, …) |
The RI corresponding to the CQI being reported for this CSI process item. Value defined in TS 36.213 [11]. |
|
>>>Wideband CQI |
M |
9.2.80 |
||
>>>Subband Size |
M |
ENUMERATED (2, 3, 4, 6, 8, …) |
Corresponds to a value of subband size k defined in TS 36.213 [11] for the system bandwidth. |
|
>>>Subband CQI List |
0 .. <maxSubband> |
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>>>>Subband CQI |
M |
9.2.81 |
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>>>>Subband Index |
M |
INTEGER (0..27, …) |
Range bound |
Explanation |
maxUEReport |
Maximum number of UE. Value is 128. |
maxCSIProcess |
Maximum number of CSI processes per UE. The value is 4. |
maxCSIReport |
Maximum number of CSI Reports per CSI Process. The value is 2. |
maxSubband |
Maximum number of subbands. The value is 14. |