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 36.889  Word version:  13.0.0

Top   Top   Up   Prev   None
0…   2… 
2 References  3 Definitions, symbols and abbreviations  4 Regulatory requirements  5 Spectrum considerations and LAA carrier aggregation feasibility study  6 Deployment scenarios for LAA  7 Design targets, functionalities and solutions for LAA  8 Coexistence evaluations  9 Conclusions  A Evaluation methodology  B Evaluation results for co-channel coexistence  $ Change History 

 

2  References  p. 6

3  Definitions, symbols and abbreviations  p. 8

3.1  Definitions  p. 8

3.2  Symbols  p. 8

3.3  Abbreviations  p. 9

4  Regulatory requirements  p. 9

4.1  ITU Region 1  p. 10

4.1.1  Europe  p. 10

4.1.2  Israel  p. 15

4.1.3  Russia  p. 15

4.1.4  South Africa  p. 15

4.1.5  Turkey  p. 15

4.2  ITU Region 2  p. 15

4.2.1  USA  p. 15

4.2.2  Canada  p. 18

4.2.3  Brazil  p. 19

4.2.4  Mexico  p. 19

4.3  ITU Region 3  p. 19

4.3.1  China  p. 19

4.3.2  Japan  p. 21

4.3.3  Korea  p. 28

4.3.4  India  p. 29

4.3.5  Taiwan  p. 30

4.3.6  Singapore  p. 32

4.3.7  Australia  p. 32

4.4  Applicability of DFS requirements  p. 32

4.4.1  DFS according to ECC  p. 33

4.4.2  DFS in the Part 15 rules  p. 33

5  Spectrum considerations and LAA carrier aggregation feasibility study  p. 34

5.1  Licensed spectrum needs for LAA  p. 34

5.2  LAA carrier aggregation feasibility study  p. 35

5.2.1  Feasibility of UE operation  p. 35

5.2.2  Feasibility of BS operation  p. 35

5.3  Band definition for unlicensed operation of LTE in 5GHz spectrum  p. 35

5.3.1  Band range  p. 35

5.3.2  Suitable duplex method for unlicensed bands  p. 35

5.3.3  UE RF devices for 5GHz band  p. 36

6  Deployment scenarios for LAA  p. 36

7  Design targets, functionalities and solutions for LAA  p. 37

7.1  Design targets and functionalities  p. 37

7.2  Solutions for operation in unlicensed spectrum  p. 38

7.2.1  Physical layer aspects  p. 38

7.2.2  Higher layer aspects  p. 45

8  Coexistence evaluations  p. 51

8.1  Scenarios and methodology  p. 51

8.2  Channel access schemes  p. 52

8.3  Coexistence results  p. 53

8.3.1  Coexistence evaluation results for LAA with only DL transmissions  p. 53

8.3.2  Coexistence evaluation results for LAA with DL and UL transmissions  p. 62

8.3.3  Adjacent channel interference analysis for Wi-Fi-LAA scenario  p. 64

8.3.4  Adjacent channel interference analysis for LAA-LAA to scenario  p. 68

9  Conclusions  p. 73

A  Evaluation methodology  p. 75

A.1  General evaluation assumptions  p. 75

A.1.1  Indoor scenario for LAA coexistence evaluations  p. 75

A.1.2  Outdoor scenario for LAA coexistence evaluations  p. 79

A.2  Additional evaluation assumptions  p. 83

A.2.1  Additional Wi-Fi system evaluation assumptions  p. 83

A.2.2  Additional LAA system evaluation assumptions  p. 84

A.2.3  Details of average buffer occupancy (BO) reporting  p. 84

B  Evaluation results for co-channel coexistence  p. 86

B.1  Coexistence evaluation results for DL-only LAA and DL-only Wi-Fi  p. 86

B.2  Coexistence evaluation results for DL-only LAA and DL+UL Wi-Fi  p. 86

B.3  Coexistence evaluation results for DL+UL LAA and DL+UL Wi-Fi  p. 86

$  Change History  p. 87

Up   Top