.
MME
SGW
PDN GATEWAY
PCRF
5
6
7
8
1
3
5
7
MIB
SIB1
SIB2
SIB3
PDSCH
PBCH
PCFICH
PHICH
RSRP
RSRQ
SINR
Both RSRP and RSRQ
System message reception
Paging reception
RS measurement
Measurement report
1 hour
2 hours
3 hours
4 hours
After UE handovers in a new cell
After UE selects a new PLMN
After UE establishes RRC connection
After UE establishes RRC reconfiguration
BPSK
QPSK
16QAM
64QAM
Measurement ID
Target cell PCI
Event ID
Measurement result
In order to avoid the failures of blind handover
UE is configured with A1 to measure the service cell before handover
In the CSFB based on enhanced Blind Handover, UE is configured with B1 to measure the target system before handover
Option 4
2
4
6
8
Ocn
Ocs
Ofn
Ofs
Coverage-based
Service-based
Frequency Priority-based
Speed-based
A1
A3
B1
B2
SRVCC
CSFB
PS handover
CCO
TTI bundling
64QAM
Pre-allocation scheduling
Virtual MIMO scheduling
S3
SGs
S1
S8
PS Redirection
PS Blind Redirection
Flash CSFB
PS Handover
OPLMN
UPLMN
RPLMN
HPLMN
RRC Connection Request
RRC Connection Setup
RRC Connection Setup Complete
RRC Connection Reconfiguration
CTCH
DTCH
DCCH
CCCH
No RRC Connection Setup in Service Request Procedure
No UE Capabilities Enquiry and Info in Service Request Procedure
No S1AP Initial UE message in UE Initial Attach Procedure
No RRC Connection Reestablishment in UE Initial Attach Procedure
Contention based
Contention free
Connection free
Connection based