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Content for
TR 36.816
Word version: 11.2.0
1…
2…
2
References
3
Definitions, symbols and abbreviations
4
Scenarios
5
Potential solutions for interference avoidance
6
Conclusion
A
Interference analysis on in-device coexistence between LTE and ISM
B
Timeline analysis of in-device coexistence between LTE and Bluetooth
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2
References
3
Definitions, symbols and abbreviations
Word‑p. 7
3.1
Definitions
3.2
Symbols
3.3
Abbreviations
4
Scenarios
Word‑p. 8
4.1
Coexistence interference scenarios
4.2
Usage scenarios
Word‑p. 10
5
Potential solutions for interference avoidance
Word‑p. 12
5.1
Introduction
5.1.1
Modes of interference avoidance
5.1.1.1
Uncoordinated mode
5.1.1.2
Coordinated within UE only
5.1.1.3
Coordinated within UE and with network
Word‑p. 13
5.1.2
Potential solution directions
5.1.2.1
Move LTE Signal away from ISM Band
5.1.2.2
Move ISM Radio Signal away from LTE Frequency Band
Word‑p. 14
5.1.2.3
Time Division Multiplexing (TDM)
5.1.2.4
LTE Power Control (LTE PC)
Word‑p. 15
5.1.2.5
ISM Power Control (ISM PC)
5.2
Description of interference avoidance solutions
Word‑p. 16
5.2.1
LTE network-controlled UE-assisted solutions
5.2.1.1A
General
5.2.1.1
Frequency Division Multiplexing (FDM) solution
5.2.1.2
TDM solutions
Word‑p. 17
5.2.1.2.1
DRX based solution
5.2.1.2.2
HARQ process reservation based solution
Word‑p. 18
5.2.1.2.3
Uplink scheduling restriction based solution
Word‑p. 20
5.2.1.3
LTE power control solutions
5.2.2
UE autonomous solutions
5.2.2.1
TDM solutions
5.2.2.1.1
LTE denials for infrequent short-term events
5.2.2.1.2
LTE denials for ISM data packets
Word‑p. 21
5.2.2.1.3
ISM denials for LTE important reception
5.3
Applicability of interference avoidance solutions
6
Conclusion
Word‑p. 22
A
Interference analysis on in-device coexistence between LTE and ISM
A.1
Assumptions
Word‑p. 23
A.1.1
Filtering assumptions
A.1.2
Antenna isolation
Word‑p. 24
A.1.3
Interference mechanisms
A.1.4
Signal Bandwidth
A.1.5
Transmitter output power
Word‑p. 25
A.1.6
Performance metrics
A.2
Results
A.2.1
Analysis 1 Results
A.2.2
Analysis 2 Results
Word‑p. 28
A.2.3
Analysis 3 Results
Word‑p. 29
A.2.4
Analysis 4 Results
Word‑p. 30
B
Timeline analysis of in-device coexistence between LTE and Bluetooth
Word‑p. 34
B.1
Assumptions
B.1.1
Bluetooth
B.1.2
LTE
Word‑p. 35
B.2
Results
B.2.1A
Coexistence between LTE and BT eSCO EV3 without TDM solutions for BT master
B.2.1
Void
B.2.2
Coexistence between LTE and BT eSCO EV3 with TDM solutions for BT master
Word‑p. 38
B.2.3
Coexistence between LTE and BT eSCO EV3 with TDM solutions for BT slave
Word‑p. 41
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Word‑p. 44