Tech-invite 3GPPspace IETFspace

21 22 23 24 25 26 27 28 29 31 32 33 34 35 36 37 38 4‑5x

Content for TR 45.860 Word version: 11.5.0

0… 5… 7…

6.1 Re-design of DAS-10b/11b/12b/DBS-10b/11b/12b 6.2 Burst format 6.3 Blind detection 6.4 PAR reduction 6.5 Impact on legacy services 6.6 Impacts on base station and mobile station

5 Common assumptions for the evaluation p. 9

5.1 Overall design principles p. 10

5.1.1 Precoder module p. 10

5.1.2 Burst length p. 10

5.1.3 Cyclic prefix p. 10

5.1.4 Positioning of training symbols p. 10

5.1.5 Modulation and coding scheme p. 10

5.1.5.1 Modulation scheme p. 10

5.1.5.2 Channel coding p. 11

5.2 Link parameters p. 11

5.3 Evaluation output p. 12

5a Concept description p. 12

5a.1 Single Block Precoded EGPRS2 - SBPCE2 p. 12

5a.2 Padded Higher Order Modulation- Padded HOM p. 15

6 Design and Evaluation p. 19

6.1 Re-design of DAS-10b/11b/12b/DBS-10b/11b/12b p. 19

6.1.1 Burst formatting and channel coding p. 19

6.1.1.1 Burst formatting for Single Block PCE2 p. 19

6.1.1.1.1 Introduction p. 19

6.1.1.1.2 Evaluation Method p. 19

6.1.1.1.3 Simulation Assumptions and Results p. 20

6.1.1.1.3.1 Simulation Assumptions p. 20

6.1.1.1.3.2 Simulation Results p. 20

6.1.1.1a TSC symbol position for DAS-10b/11b/12b v2 and DBS-10b/11b/12b v2 for SBPCE2 p. 21

6.1.1.1a.1 Introduction p. 21

6.1.1.1a.2 Evaluation Method p. 22

6.1.1.1a.3 Verification and Conclusion p. 23

6.1.1.1b Puncturing and Interleaver design for DAS-10b/11b/12b v2 and DBS-10b/11b/12b v2 for SBPCE2 p. 23

6.1.1.1b.1 Introduction p. 23

6.1.1.1b.2 Evaluation Method p. 24

6.1.1.1b.3 Puncturing design p. 25

6.1.1.1b.4 Interleaver design p. 26

6.1.1.1b.5 Conclusion p. 27

6.1.1.2 Coding parameters and burst formatting for Padded HOM p. 27

6.1.1.2.1 Design assumptions p. 27

6.1.1.2.2 Design Method p. 28

6.1.1.2.3 Simulation Assumptions and Results p. 28

6.1.1.2.3.1 Simulation Assumptions p. 28

6.1.1.2.3.2 Simulation Results p. 30

6.1.2 References p. 30

6.2 Burst format p. 31

6.2.1 DFT length p. 31

6.2.1.1 Choice of DFT lengths for Single Block PCE2 p. 31

6.2.1.1.1 Performance Evaluation of DFT lengths p. 32

6.2.1.2 DFT length for Padded HOM p. 34

6.2.1.2.1 Principle of DFT length choices p. 34

6.2.1.2.2 Performance evaluations for the DFT length p. 34

6.2.2 CP length p. 35

6.2.2.1 Choice of CP length for Single Block PCE2 p. 35

6.2.2.2 Choice of CP length for Padded HOM p. 35

6.2.3 TSC symbol position p. 36

6.2.3.1 TSC symbol position for Single Block PCE2 p. 36

6.2.3.1.1 Minimum Mean Square Error (MMSE) criterion p. 36

6.2.3.1.2 Balance Signal-to-Noise Ratio (SNR) criterion p. 36

6.2.3.1.3 Evaluation of training symbol placement p. 38

6.2.3.1.3.1 Simulation Assumptions p. 38

6.2.3.1.3.2 Simulation Results and conclusions p. 38

6.2.3.2 TSC symbol position for Padded HOM p. 40

6.2.3.2.1 Principle of TS symbol position generation p. 40

6.2.3.2.2 Performance evaluations p. 41

6.2.4 Mapping of block fields p. 42

6.2.4.1 Header bit swap and burst shift of Single Block PCE2 p. 42

6.2.4.1.1 Introduction p. 42

6.2.4.1.2 PCE2 Burst characteristics p. 42

6.2.4.1.3 Burst shift and Bit swapper p. 43

6.2.4.1.4 Simulation assumptions and Results p. 44

6.2.4.1.5 IR performance p. 45

6.2.4.1.6 Mixed Mode Modulation Results p. 46

6.2.4.1.7 Conclusions p. 47

6.2.4.2 Block mapping for Padded HOM p. 47

6.2.5 Modulation scheme p. 48

6.2.5.1 Mixed Mode Modulation for Single Block PCE2 p. 48

6.2.5.1.1 Concept p. 48

6.2.5.1.2 Evaluation method p. 48

6.2.5.1.3 Simulation assumptions and results p. 49

6.2.5.1.4 Conclusion p. 50

6.2.5.2 Padded HOM p. 51

6.2.5.2.1 Concept p. 51

6.2.5.2.2 Zero-padded and Repeat-padded pattern p. 52

6.2.5.2.3 Performance evaluations p. 52

6.2.6 Tail Symbols p. 53

6.2.6.1 Removal of Tail Symbols for Single Block PCE2 p. 53

6.2.6.2 Removal of Tail Symbols for Padded HOM p. 53

6.2.7 Generation of the Baseband Signal p. 53

6.2.7.1 Pulse Shaping and Ramping for Single Block PCE2 p. 53

6.2.7.1.1 Pulse Shaping p. 53

6.2.7.1.2 Signal Spectrum p. 55

6.2.7.2 Pulse Shaping and Ramping for Padded HOM p. 55

6.2.8 References p. 56

6.3 Blind detection p. 56

6.3.1 Blind Detection in for Single Block PCE2 p. 56

6.3.1.1 Scope of blind detection in SBPCE2 p. 56

6.3.1.2 Method of blind detection in PCE2 p. 56

6.3.1.3 Computational complexity of blind detection in PCE2 p. 58

6.3.1.4 Simulation Assumptions and Results p. 58

6.3.1.4.1 Simulation Assumptions p. 58

6.3.1.4.2 Simulation Results p. 59

6.3.2 References p. 60

6.4 PAR reduction p. 61

6.4.1 PAR reduction for Single Block PCE2 p. 61

6.4.1.1 PAR Reduction Methods p. 61

6.4.1.1.1 Soft clipping p. 61

6.4.1.1.2 Hard clipping p. 61

6.4.1.1.3 Symbol rotation p. 61

6.4.1.2 PAR Reduction Evaluation p. 61

6.4.1.2.1 Simulation Assumptions p. 61

6.4.1.2.2 Soft Clipping combined with Symbol rotation p. 63

6.4.1.2.3 Soft Clipping combined with Hard clipping and Symbol rotation p. 63

6.4.2 PAR Reduction for Padded HOM p. 65

6.4.2.1 PAR Reduction Method p. 66

6.4.2.2 PAR Reduction Evaluation p. 66

6.4.2.2.1 Simulation Assumption p. 66

6.4.2.2.2 Simulation Result p. 66

6.4.3 PAR reduction complexity for Single Block PCE2 p. 71

6.4.3.1 Soft and Hard clipping algorithms p. 71

6.4.3.2 Computational complexity p. 72

6.4.4 References p. 73

6.5 Impact on legacy services p. 73

6.5.1 Impact on EGPRS2 performance p. 74

6.5.1.1 Impact from Single Block PCE2 interference p. 74

6.5.1.1.1 Simulation assumptions and results p. 74

6.5.1.1.2 Conclusions p. 75

6.5.1.2 Impact from Padded HOM interference p. 75

6.5.1.2.1 Simulation assumptions and results p. 75

6.5.1.2.2 Conclusions p. 77

6.5.2 USF/PAN multiplexing p. 78

6.5.2.1 SBPCE2 p. 78

6.5.2.1.1 Introduction p. 78

6.5.2.1.2 USF multiplexing p. 78

6.5.2.1.2.1 Simulator description p. 78

6.5.2.1.2.2 Measures to combat USF multiplexing p. 79

6.5.2.1.2.3 Scheduling strategies p. 79

6.5.2.1.2.4 Results p. 80

6.5.2.1.3 PAN multiplexing p. 81

6.5.3 References p. 81

6.6 Impacts on base station and mobile station p. 82

6.6.1 Impacts on base station p. 82

6.6.1.1 Single Block Precoded EGPRS2, SBPCE2 p. 82

6.6.1.2 Padded Higher Order Modulation, Padded HOM p. 83

6.6.2 Impacts on mobile station p. 84

6.6.2.1 Single Block Precoded EGPRS2, SBPCE2 p. 84

6.6.2.2 Padded Higher Order Modulation, Padded HOM p. 87

6.6.3 References p. 87