LTE-WLAN Aggregation (LWA)
E560976
LTE-WLAN Aggregation (LWA) is a 3GPP technology that boosts mobile data performance by allowing LTE networks to offload and combine traffic with Wi‑Fi networks at the radio access level.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| LTE-WLAN Aggregation | 0 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
3GPP technology
ⓘ
LTE-Wi‑Fi integration mechanism ⓘ |
| abbreviation | LWA ⓘ |
| alsoKnownAs | LWA (3GPP) NERFINISHED ⓘ |
| anchorPoint | LTE eNodeB NERFINISHED ⓘ |
| benefit |
better utilization of existing Wi‑Fi deployments
ⓘ
higher user throughput ⓘ improved spectral efficiency ⓘ reduced LTE macro-cell congestion ⓘ |
| category |
RAN-level offload mechanism
ⓘ
heterogeneous network technology ⓘ |
| definedIn |
3GPP TS 36.300
NERFINISHED
ⓘ
3GPP TS 36.331 NERFINISHED ⓘ 3GPP TS 36.361 NERFINISHED ⓘ |
| deploymentOption |
collocated eNodeB and WLAN termination
ⓘ
non-collocated eNodeB and WLAN termination ⓘ |
| hasPurpose |
aggregate LTE and Wi‑Fi radio resources
ⓘ
boost mobile data performance ⓘ offload LTE traffic to Wi‑Fi ⓘ |
| integratesNetwork |
LTE
NERFINISHED
ⓘ
Wi‑Fi ⓘ |
| introducedBy | 3rd Generation Partnership Project NERFINISHED ⓘ |
| isDifferentFrom |
LTE-WLAN Radio Level Integration with IPsec Tunnel (LWIP)
NERFINISHED
ⓘ
LTE-Wi‑Fi Link Aggregation (LWA in proprietary sense by some vendors) ⓘ Licensed Assisted Access (LAA) NERFINISHED ⓘ |
| operatesAt | radio access network level ⓘ |
| partOf | LTE-Advanced Pro NERFINISHED ⓘ |
| requires |
LWA capability signaling in RRC
ⓘ
LWA-capable UE ⓘ LWA-capable WLAN access point or WLAN termination ⓘ LWA-capable eNodeB ⓘ tight coordination between LTE eNodeB and WLAN termination ⓘ |
| supports |
downlink aggregation
ⓘ
uplink aggregation ⓘ |
| supportsFeature |
QoS-aware traffic distribution
ⓘ
mobility with handover between LWA and non-LWA cells ⓘ per-bearer traffic steering between LTE and Wi‑Fi ⓘ |
| supportsMode |
split bearer
ⓘ
switched bearer ⓘ |
| trafficSplitAt | PDCP layer in eNodeB ⓘ |
| usesComponent | WLAN Termination (WT) ⓘ |
| usesInterface |
S1 interface
ⓘ
Uu interface ⓘ Xw interface ⓘ |
| usesProtocol | PDCP layer for aggregation ⓘ |
| usesSpectrum |
licensed LTE spectrum
ⓘ
unlicensed Wi‑Fi spectrum ⓘ |
| usesStandard | 3GPP Release 13 NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.