TR 36.896
Study on Flexible eNB-ID and Cell-ID in E-UTRAN

V14.0.0 (Wzip) 2016/09 18 p.

full Table of Contents for TR 36.896 Word version: 14.0.0

Scope p. 5

References p. 5

Definitions, symbols and abbreviations p. 6

3.1	Definitions p. 6
3.2	Abbreviations p. 6

General p. 6

Extend maximum number of eNBs in a PLMN p. 7

5.1

Evaluation criteria p. 7

5.2

Possible Solutions p. 7

5.2.1

Solution 1: Fixed extension of eNB ID p. 7

5.2.2

Solution 2: Using Multiple PLMN IDs p. 7

5.2.2.1	Solution 2a: The New PLMN(s) Configured as Equivalent PLMN p. 7
5.2.2.2	Solution 2b: Network Sharing p. 8

5.2.3

Solution 3: Reusing eNB ID in different geographic areas p. 8

5.2.3.1	Solution 3a: Without duplication of ECGI p. 9
5.2.3.2	Solution 3b: With duplication of ECGI p. 9
5.2.3.3	Solution 3c: Combined use of eNB-ID and TAC p. 9

5.3

Evaluations p. 9

5.3.1

Evaluation on "Fixed extension of eNB ID" p. 9

5.3.2

Evaluation on "Using Multiple PLMN IDs" p. 10

5.3.2.1	Evaluation on "the New PLMN(s) Configured as Equivalent PLMN" p. 10
5.3.2.2	Evaluation on "Network Sharing" p. 10

5.3.3

Evaluation on "Reusing eNB ID in different geographic areas" p. 11

5.3.3.1	Evaluation on "Without duplication of ECGI" p. 11
5.3.3.2	Evaluation on "With duplication of ECGI" p. 12
5.3.3.3	Evaluation on "Combined use of eNB-ID and TAC" p. 12

Extend maximum number of Cells in an eNB p. 13

6.1

Evaluation criteria p. 13

6.2

Possible Solutions p. 13

6.2.1	Solution 1: Integrate multiple logical eNBs into a single physical eNB p. 13
6.2.2	Solution 2: Fixed extension of Cell bits p. 13
6.2.3	Solution3: Supporting more Macro eNB IDs in an interface instance p. 13
6.2.4	Solution 4: Combined use of eNB-ID and TAC p. 14

6.3

Evaluations p. 14

6.3.1	Evaluation on "Integrate multiple logical eNBs into a single physical eNB" p. 14
6.3.2	Evaluation on "Fixed extension of Cell bits" p. 14
6.3.3	Evaluation on "Supporting more Macro eNB IDs in an interface instance" p. 15
6.3.4	Evaluation on "Combined use of eNB-ID and TAC" p. 16

Conclusions p. 16

7.1	Extend maximum number of eNBs in a PLMN p. 16
7.2	Extend maximum number of cells in an eNB p. 16

Change History p. 18