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TR 36.922
E-UTRA – TDD Home eNode B (HeNB)
Radio Frequency (RF)
Requirements Analysis
3GPP‑Page
ETSI‑search
V19.0.0 (PDF)
2025/09 76 p.
V18.0.0
2024/03 76 p.
V17.0.0
2022/03 76 p.
V16.0.0
2020/06 76 p.
V15.0.0
2018/06 74 p.
V14.0.0
2017/03 76 p.
V13.0.0
2016/01 74 p.
V12.0.0
2014/10 76 p.
V11.0.0
2012/09 76 p.
V10.0.0
2011/04 76 p.
V9.1.0
2010/06 76 p.
Rapporteur:
Mr. Li, Nan
China Mobile Com. Corporation
full Table of Contents for
TR 36.922
Word version: 19.0.0
1
Scope
p. 7
2
References
p. 7
3
Definitions, symbols and abbreviations
p. 7
3.1
Definitions
p. 7
3.2
Symbols
p. 7
3.3
Abbreviations
p. 8
4
General
p. 8
5
Radio scenarios
p. 8
5.1
Deployment configurations
p. 8
5.2
Interference scenarios
p. 9
6
RF Aspects
p. 10
6.1
Transmitter characteristics
p. 10
6.1.1
HeNB output power
p. 10
6.1.1.1
HeNB maximum output power
p. 10
6.1.1.1.1
Analysis
p. 10
6.1.1.1.2
Minimum requirement
p. 11
6.1.1.2
HeNB output power for adjacent UTRA channel protection
p. 11
6.1.1.3
HeNB output power for adjacent E-UTRA channel protection
p. 12
6.1.2
Frequency error
p. 13
6.1.2.1
Handover performance
p. 13
6.1.2.2
Cell capacity
p. 13
6.1.2.3
Timing
p. 16
6.1.2.4
Minimum requirement
p. 17
6.1.3
Adjacent Channel Leakage power Ratio (ACLR)
p. 17
6.1.3.1
Minimum requirement
p. 17
6.1.4
Operating band unwanted emissions
p. 18
6.1.4.1
Minimum requirements
p. 19
6.1.5
Spurious emissions
p. 21
6.1.5.1
Mandatory requirements
p. 21
6.1.5.2
Co-existence with HNB/HeNB operating in other bands
p. 21
6.1.5.2.1
Minimum requirement
p. 21
6.1.6
Transmitter intermodulation
p. 22
6.1.6.1
Minimum requirement
p. 23
6.2
Receiver characteristics
p. 23
6.2.1
Reference sensitivity level
p. 23
6.2.1.1
Uplink performance degradation of macrocell
p. 23
6.2.1.1.1
Simulation setup
p. 23
6.2.1.1.2
Simulation results
p. 24
6.2.1.2
HeNB desensitization
p. 25
6.2.1.3
Minimum requirement
p. 27
6.2.2
Dynamic range
p. 27
6.2.2.1
Deterministic analysis
p. 27
6.2.2.2
System-level simulations
p. 28
6.2.2.3
Minimum requirement
p. 29
6.2.3
Adjacent channel selectivity (ACS) and narrow-band blocking
p. 29
6.2.3.1
Simulation assumptions
p. 29
6.2.3.2
Simulation results
p. 30
6.2.3.3
Minimum requirements
p. 31
6.2.4
Blocking characteristics
p. 32
6.2.4.1
General blocking requirement
p. 32
6.2.4.1.1
Minimum requirement
p. 33
6.2.4.2
Co-location with other HNB/HeNB
p. 34
6.2.5
Receiver Intermodulation
p. 35
6.2.5.1
Analysis
p. 35
6.2.5.2
Minimum requirement
p. 35
6.2.6
In-channel selectivity
p. 37
6.2.6.1
Analysis
p. 37
6.2.6.2
Minimum requirement
p. 37
6.3
Performance requirement
p. 37
6.4
Synchronization requirement
p. 38
6.4.1
Synchronization Accuracy
p. 38
6.4.1.1
Synchronization error analysis
p. 38
6.4.1.2
Synchronization requirement
p. 39
6.4.2
Techniques for Synchronization
p. 40
6.4.2.1
Synchronization using Network Listening
p. 40
6.4.2.1.1
Interference Problems with Network Listening and Solutions
p. 40
6.4.2.1.2
MBSFN Subframe based Network Listening
p. 41
6.4.2.1.3
TDD Special Subframe based Network Listening
p. 42
6.4.2.1.4
Indication of Stratum Level and Synchronization Status
p. 45
6.4.2.1.5
Scheme Comparison
p. 48
7
Interference control
p. 48
7.1
HeNB measurements
p. 48
7.1.1
Measurements from all cells
p. 49
7.1.2
Measurements to identify surrounding cell layers
p. 49
7.1.3
Measurements from macro cell layer
p. 49
7.1.4
Measurements of other HeNB cells
p. 50
7.2
HeNB self-configuration
p. 51
7.2.1
Information Exchange between eNBs and HeNBs
p. 51
7.3
Uplink interference control
p. 53
7.3.1
Control Channel Protection
p. 53
7.3.1.1
HeNB Uplink Control Channel Protection
p. 53
7.3.1.2
Signalling offset over the backhaul
p. 54
7.3.2
Smart Power Control based on Path Loss to Worst Victim Macro eNodeB
p. 54
7.3.2.1
Power Cap Method
p. 54
7.3.2.1.1
Simulation Assumptions
p. 54
7.3.2.1.2
Simulation Results
p. 55
7.3.2.1.3
Discussion of Results
p. 58
7.3.2.2
Power Control based on PL from HUE to its serving HeNB and PL from HUE to its worst victim MeNB
p. 58
7.3.2.2.1
Simulation Assumptions
p. 58
7.3.2.2.2
Simulation Results
p. 59
7.3.2.2.3
Discussion of Results
p. 60
7.3.2.3
For Future Releases
p. 60
7.4
Downlink interference control
p. 60
7.4.1
Control Channel Protection
p. 60
7.4.1.1
Control of HeNB downlink interference towards macro eNB control channels by frequency partitioning with per-subband interference estimation
p. 61
7.4.1.2
Control of HeNB downlink interference among neighboring HeNBs control channels by frequency partitioning
p. 62
7.4.2
Data Channel Protection
p. 62
7.4.2.1
Control of HeNB Downlink Interference towards macro eNB data channels by frequency partition
p. 62
7.4.2.2
Control of HeNB Downlink Interference among neighboring HeNBs
p. 63
7.4.2.2.1
Centralized coordination
p. 63
7.4.2.2.2
Distributed Dynamic Frequency Partitioning
p. 64
7.4.2.3
Adaptive Frequency Selection
p. 64
7.4.2.4
Downlink interference management based on mapping between PCIs and transmission patterns
p. 65
7.4.2.5
Control of HeNB Downlink Interference by dynamically changing HeNB CSG ID
p. 65
7.4.3
Power Control
p. 66
7.4.3.1
HeNB power control based on HeNB-MUE path loss
p. 66
7.4.3.2
Smart power control based on interference measurement from macro BS
p. 67
7.5
Hybrid Cells
p. 68
7.5.1
Hybrid Access Level of Service
p. 68
7.5.2
DL Performance Evaluation
p. 68
7.5.3
Hybrid Cell RB Resource Management
p. 71
7.5.4
Hybrid Cell Power Management
p. 71
$
Change History
p. 73