LTE vs UMB-Difference between LTE and UMB
This page on LTE vs UMB provides difference between LTE and UMB standards.
| Specifications | 3GPP LTE | 3GPP2 UMB |
|---|---|---|
| Channel Bandwidth | 1.4,3,5,10,15,20 MHz | 1.25,2.5,5,10,20 MHz |
| Downlink Multiple Access | OFDMA | OFDMA |
| Uplink Multiple Access | SC-FDMA | OFDMA/CDMA |
| Duplexing scheme | FDD,TDD | FDD,TDD |
| Subcarrier mapping | localized | localized,distributed |
| subcarrier hopping | supported | supported |
| data modulation | QPSK,16QAM,64QAM | QPSK,8PSK,16QAM,64QAM |
| subcarrier spacing | 15KHz | 9.6KHz |
| FFT size | 512,other FFTs are also supported as per BW | 512 |
| channel coding | convolutional coding,turbo coding | convolutional coding,turbo coding,LDPC coding |
| MIMO | Multi-layer precoded spatial
multiplexing, space-time frequency block coding, switched transmit diversity, cyclic delay diversity |
Multi-layer precoded spatial
multiplexing, space-time transmit diversity, spatial division multiple access, beamforming |
LTE RELATED LINKS
Difference between SC-FDMA and OFDMA
LTE Cyclic Delay Diversity
LTE eNodeB Physical Layer Measurements
LTE EPC Network Inerfaces
LTE UE Physical Layer Measurements
LTE Bearer types
LTE UE Event Measurement Reporting
LTE RSRP vs RSRQ
LTE Signalling radio bearers
LTE QoS
LTE EPS mobility management states
LTE EPS connection management states
LTE UE cell selection
LTE UE PLMN selection
LTE UE Paging Procedure
LTE CQI vs PMI vs RI
LTE RNTI vs GUTI
LTE Security Basics
LTE Drive Tests and LTE drive test scanner
What is Difference between
difference between FDM and OFDM
Difference between SC-FDMA and OFDM
Difference between SISO and MIMO
Difference between TDD and FDD
Difference between 802.11 standards viz.11-a,11-b,11-g and 11-n
OFDM vs OFDMA
CDMA vs GSM