10.2.53 TRANSPORT FORMAT COMBINATION CONTROL
25.3313GPPProtocol specificationRadio Resource Control (RRC)Release 17TS
This message is sent by UTRAN to control the uplink transport format combination within the allowed transport format combination set. This message has different structures depending if the message is sent on transparent (TM) or non-transparent mode (AM or UM).
RLC-SAP: AM or UM
Logical channel: DCCH
Direction: UTRANUE
|
Information Element/Group name |
Need |
Multi |
Type and reference |
Semantics description |
Version |
|---|---|---|---|---|---|
|
Message Type |
MP |
Message Type |
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|
UE information elements |
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|
RRC transaction identifier |
MP |
RRC transaction identifier 10.3.3.36 |
|||
|
Integrity check info |
CH |
Integrity check info 10.3.3.16 |
|||
|
TrCH information elements |
|||||
|
CHOICE mode |
MP |
||||
|
>FDD |
(no data) |
||||
|
>TDD |
|||||
|
>>TFCS Id |
OP |
Transport Format Combination Set Identity 10.3.5.21 |
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|
DPCH/PUSCH TFCS in uplink |
MP |
Transport Format Combination subset 10.3.5.22 |
NOTE 1 |
||
|
Activation time for TFC subset |
MD |
Activation time |
Default value is "now" |
||
|
TFC Control duration |
OP |
TFC Control duration 10.3.6.80 |
|||
|
UL AMR rate |
OP |
Enumerated(t0, t1, t2, t3, t4, t5, t6, t7, t8) |
Indicates the bit rate as defined in [62] and [63]. |
REL-8 |
|
|
NOTE 1: If the IE “UL AMR rate” is included, no DCH is configured on the uplink and the IE “DPCH/PUSCH TFCS in uplink” is not set to “Full transport format combination set” the UE behaviour is unspecified. |
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In case of transparent mode signalling the following message structure shall be used:
RLC-SAP: TM
Logical channel: DCCH
Direction: UTRANUE
|
Information Element/Group name |
Need |
Multi |
Type and reference |
Semantics description |
|
TFC subset identity |
MP |
INTEGER (0..7) |
The encoding of this message is specified in subclause 12.4.1.1.