User Equipment category

LTE category 36.306 v14.1.0 (Rel 14 Dec 2016)

LTE category

UE category

The UE category (without suffix) defines a combined uplink and downlink radio throughput capability

Category 3GPP
release
Downlink Uplink
Maximum number of DL-SCH transport block bits received within a TTI Maximum number of bits of a DL-SCH transport block received within a TTI Total number of soft channel bits Maximum number of supported layers for spatial multiplexing in DL Support for 256QAM in DL Maximum number of UL-SCH transport block bits transmitted within a TTI Maximum number of bits of an UL-SCH transport block transmitted within a TTI Support for 64QAM in UL
(Mbit/s) (Mbit/s)
1 Rel 8 10296 10 10296 250368 1 No 5160 5 5160 No
2 Rel 8 51024 51 51024 1237248 2 No 25456 25 25456 No
3 Rel 8 102048 102 75376 1237248 2 No 51024 51 51024 No
4 Rel 8 150752 150 75376 1827072 2 No 51024 51 51024 No
5 Rel 8 299552 299 149776 3667200 4 No 75376 75 75376 Yes
6 4 Rel 10 301504 301 75376 (2 layers, 64QAM)
149776 (4 layers, 64QAM)
3654144 2 or 4 No 51024 51 51024 No
7 4 Rel 10 301504 301 75376 (2 layers, 64QAM)
149776 (4 layers, 64QAM)
3654144 2 or 4 No 102048 102 51024 No
8 5 Rel 10 2998560 2998 299856 35982720 8 No 1497760 1497 149776 Yes
9 6,4 Rel 11 452256 452 75376 (2 layers, 64QAM)
149776 (4 layers, 64QAM)
5481216 2 or 4 No 51024 51 51024 No
10 7,4 Rel 11 452256 452 75376 (2 layers, 64QAM)
149776 (4 layers, 64QAM)
5481216 2 or 4 No 102048 102 51024 No
11 9,6,4 Rel 11 603008 603 75376 (2 layers, 64QAM)
97896 (2 layers, 256QAM)
149776 (4 layers, 64QAM)
195816 (4 layers, 256QAM)
7308288 2 or 4 Optional 51024 51 51024 No
12 10,7,4 Rel 11 603008 603 75376 (2 layers, 64QAM)
97896 (2 layers, 256QAM)
149776 (4 layers, 64QAM)
195816 (4 layers, 256QAM)
7308288 2 or 4 Optional 102048 102 51024 No

A UE indicating category 6 or 7 shall also indicate category 4
A UE indicating category 8 shall also indicate category 5
A UE indicating category 9 shall also indicate category 6 and 4
A UE indicating category 10 shall also indicate category 7 and 4
A UE indicating category 11 shall also indicate category 9, 6 and 4
A UE indicating category 12 shall also indicate category 10, 7 and 4

UE category Downlink

The field ue-CategoryDL defines downlink capability

Downlink
category
3GPP
release
Downlink
Maximum number of
DL-SCH transport block bits
received within a TTI
Maximum number of bits of
a DL-SCH transport block
received within a TTI
Total number of
soft channel bits
Maximum number of
supported layers for
spatial multiplexing in DL
Support for
256QAM in DL
(Mbit/s)
M1 Rel 13 1000 1 1000 25344 1 No
0 Rel 12 1000 1 1000 25344 1 No
6 Rel 12 301504 301 75376 (2 layers, 64QAM)
149776 (4 layers, 64QAM)
3654144 2 or 4 No
7 Rel 12 301504 301 75376 (2 layers, 64QAM)
149776 (4 layers, 64QAM)
3654144 2 or 4 No
9 Rel 12 452256 452 75376 (2 layers, 64QAM)
149776 (4 layers, 64QAM)
5481216 2 or 4 No
10 Rel 12 452256 452 75376 (2 layers, 64QAM)
149776 (4 layers, 64QAM)
5481216 2 or 4 No
11 Rel 12 603008 603 75376 (2 layers, 64QAM)
97896 (2 layers, 256QAM)
149776 (4 layers, 64QAM)
195816 (4 layers, 256QAM)
7308288 2 or 4 Optional
12 Rel 12 603008 603 75376 (2 layers, 64QAM)
97896 (2 layers, 256QAM)
149776 (4 layers, 64QAM)
195816 (4 layers, 256QAM)
7308288 2 or 4 Optional
13 Rel 12 391632 391 97896 (2 layers, 256QAM)
195816 (4 layers, 256QAM)
3654144 2 or 4 Mandatory
14 Rel 12 3916560 3916 391656 (8 layers, 256QAM) 47431680 8 Mandatory
15 Rel 12 749856 - 798800 749 - 798 75376 (2 layers, 64QAM)
97896 (2 layers, 256QAM)
149776 (4 layers, 64QAM)
195816 (4 layers, 256QAM)
9744384 2 or 4 Optional
16 Rel 12 978960 - 1051360 978 - 1051 75376 (2 layers, 64QAM)
97896 (2 layers, 256QAM)
149776 (4 layers, 64QAM)
195816 (4 layers, 256QAM)
12789504 2 or 4 Optional
17 Rel 13 25065984 25065 391656 (8 layers, 256QAM) 303562752 8 Mandatory
18 Rel 13 1174752 - 1206016 1174 - 1206 75376 (2 layers, 64QAM)
97896 (2 layers, 256QAM)
149776 (4 layers, 64QAM)
195816 (4 layers, 256QAM)
299856 (8 layers, 64QAM)
391856 (8 layers, 256QAM)
14616576 2 or 4 or 8 Optional
19 Rel 13 1566336 - 1658272 1566 - 1658 75376 (2 layers, 64QAM)
97896 (2 layers, 256QAM)
149776 (4 layers, 64QAM)
195816 (4 layers, 256QAM)
299856 (8 layers, 64QAM)
391856 (8 layers, 256QAM)
19488768 2 or 4 or 8 Optional

UE category Uplink

The field ue-CategoryUL defines uplink capability

Uplink
category
3GPP
release
Uplink
Maximum number of
UL-SCH transport block bits
transmitted within a TTI
Maximum number of bits of
an UL-SCH transport block
transmitted within a TTI
Support for
64QAM in UL
(Mbit/s)
M1 Rel 13 1000 1 1000 No
0 Rel 12 1000 1 1000 No
3 Rel 12 51024 51 51024 No
5 Rel 12 75376 75 75376 Yes
7 Rel 12 102048 102 51024 No
8 Rel 12 1497760 1497 149776 Yes
13 Rel 12 150752 150 75376 Yes
14 Rel 13 9585664 9585 149776 Yes
15 Rel 13 226128 226 75376 Yes

RRC UE-EUTRA-Capability
   ue-Category INTEGER (1..5)
      ue-Category-v1020 INTEGER (6..8)
         ue-Category-v1170 INTEGER (9..10)
            ue-Category-v11a0 INTEGER (11..12)
               ue-CategoryDL-r12 INTEGER (0..14)
               ue-CategoryUL-r12 INTEGER (0..13)
                  ue-CategoryDL-v1260 INTEGER (15..16)
                     ue-CategoryDL-v1310 ENUMERATED {n17, m1}
                     ue-CategoryUL-v1310 ENUMERATED {n14, m1}
                     ue-CategoryDL-v1330 INTEGER (18..19)
                     ue-CategoryUL-v1340 INTEGER (15)

Supported DL/UL categories combinations set

Defines the only combinations for UE UL and DL categories that are allowed to be signalled with ue-CategoryDL and ue-CategoryUL
It also defines which UE Categories a UE shall indicate in addition to the combinations for UE UL and DL Categories

DL Category UL Category Additional RRC signalling Maximum UE channel
bandwidth [PRB]
UE Category DL Category UL Category
M1 M1 N/A 6
0 0 N/A (1)
6 5 6, 4
7 13 7, 4
9 5 9, 6, 4
10 13 10, 7, 4
11 5 11, 9, 6, 4
12 13 12, 10, 7, 4
12 15 12, 10, 7, 4 12 13
13 3 6, 4, 9*
13 5 6, 4, 9*
13 7 7, 4, 10*
13 13 7, 4, 10*
14 8 8, 5
15 3 11, 9, 6, 4
15 5 11, 9, 6, 4 11 5
15 7 12, 10, 7, 4
15 13 12, 10, 7, 4 12 13
16 3 11, 9, 6, 4
16 5 11, 9, 6, 4 11 5
16 7 12, 10, 7, 4
16 13 12, 10, 7, 4 12 13
16 15 12, 10, 7, 4 16, 12 13
17 14 8, 5 14 8
18 3 11, 9, 6, 4 16 3
18 5 11, 9, 6, 4 16, 11 5
18 7 12, 10, 7, 4 16 7
18 13 12, 10, 7, 4 16, 12 13
18 15 12, 10, 7, 4 16, 12 13
19 3 11, 9, 6, 4 16 3
19 5 11, 9, 6, 4 16, 11 5
19 7 12, 10, 7, 4 16 7
19 13 12, 10, 7, 4 16, 12 13
19 15 12, 10, 7, 4 16, 12 13

* = if supported


(1) 36.331 : A UE indicating DL category 0 shall also indicate any of the categories (1..5) in ue-Category, which is ignored by the eNB

Example of RRC signalling for the highest combination
UE-EUTRA-Capability
   ue-Category = 4
      ue-Category-v1020 = 7
         ue-Category-v1170 = 10
            ue-Category-v11a0 = 12
               ue-CategoryDL-r12 = 12
               ue-CategoryUL-r12 = 13
                  ue-CategoryDL-v1260 = 16

UE category Narrow Band

Category 3GPP
release
Downlink Uplink Total layer 2 buffer size
Maximum number of DL-SCH transport block bits received within a TTI Maximum number of bits of a DL-SCH transport block received within a TTI Total number of soft channel bits Maximum number of UL-SCH transport block bits transmitted within a TTI Maximum number of bits of an UL-SCH transport block transmitted within a TTI
(Kbit/s) (Kbit/s) Bytes
NB1 Rel 13 680 680 680 2112 1000 1000 1000 4000

RRC UECapabilityInformation-NB
   ue-Category-NB-r13 ENUMERATED {nb1}