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Content for
TR 25.871
Word version: 11.0.0
1…
2…
2
References
3
Definitions, symbols and abbreviations
4
Design Objective for UL MIMO
5
Physical Layer Structure Alternatives for UL MIMO
6
MAC layer structure alternatives for UL MIMO
7
Performance Evaluation Methodology
8
Performance evaluation results
9
Cubic metric evaluation
10
Impact on implementation
11
Impact on specifications
12
Conclusion
$
Change history
2
References
3
Definitions, symbols and abbreviations
Word‑p. 7
3.1
Definitions
3.2
Symbols
3.3
Abbreviations
4
Design Objective for UL MIMO
5
Physical Layer Structure Alternatives for UL MIMO
Word‑p. 8
5.1
Signalling Requirements to support UL MIMO
5.2
Physical Channels
Word‑p. 9
5.2.1
Introduction of Precoding in the UE transmitter
5.2.2
Introduction of Uplink Physical Channels
5.2.2.1
Secondary DPCCH (S-DPCCH)
5.2.2.2
Secondary E-DPCCH (S-E-DPCCH)
5.2.2.3
Secondary E- DPDCH (S-E-DPDCH)
Word‑p. 10
5.2.2.4
Uplink Physical Channel Configuration
5.2.3
Introduction of Downlink Physical Channels
Word‑p. 11
5.2.3.1
DL Feedback of UL Precoding Information
5.2.3.2
DL Feedback of HARQ acknowledgement indicators
5.2.3.3
DL Feedback of relative grants for each stream on E-RGCH
Word‑p. 12
5.3
Channel Coding and Multiplexing
5.3.1
E-DCH TTI Configuration
5.3.2
E-DCH Coding
5.3.2.1
Two HARQ process per TTI, Single E-DCH transport channel
5.3.2.2
Single HARQ process per TTI, Single E-DCH transport channel
Word‑p. 13
5.3.3
E-DPCCH
Word‑p. 14
5.3.4
E-AGCH
Word‑p. 15
5.4
Physical Layer Procedures
5.4.1
Uplink power control
Word‑p. 16
6
MAC layer structure alternatives for UL MIMO
7
Performance Evaluation Methodology
Word‑p. 17
7.1
Simulation assumptions
7.2
Performance evaluation metrics
Word‑p. 19
8
Performance evaluation results
Word‑p. 20
8.1
Dual TB Transmission Scheme (Option II)
8.2
Dual TB interleaved transmission scheme (Option III)
Word‑p. 28
8.3
Single TB transmission scheme (Option I)
Word‑p. 29
9
Cubic metric evaluation
Word‑p. 30
9.1
Studied codebook
Word‑p. 31
9.2
Simulation methodology
Word‑p. 32
9.3
Studied simulation cases
9.4
Results
10
Impact on implementation
Word‑p. 33
10.1
Impact on UE implementation
10.1.1
Impact on UE transmitter
10.1.2
Impact on UE receiver
Word‑p. 35
10.2
Impact on UTRAN Implementation
Word‑p. 37
11
Impact on specifications
11.1
Impact on 25.1xx Technical Specifications
Word‑p. 38
11.1.1
TS 25.101
11.1.2
TS 25.104
11.2
Impact on 25.2xx Technical Specifications
11.2.1
TS 25.201
11.2.2
TS 25.211
11.2.3
TS 25.212
Word‑p. 39
11.2.3.1
Coding for E-DPCCH and/or S-E-DPCCH
11.2.3.2
Coding for E-AGCH
11.2.4
TS 25.213
11.2.5
TS 25.214
11.2.6
TS 25.215
11.3
Impact on 25.3xx Technical Specifications
Word‑p. 40
11.3.1
TS 25.306
11.3.2
TS 25.319
11.3.4
TS 25.321
11.3.5
TS 25.322
11.3.6
TS 25.331
11.4
Impact on 25.4xx Technical Specifications
11.4.1
TS 25.423
11.4.2
TS 25.433
Word‑p. 41
12
Conclusion
$
Change history
Word‑p. 42