
LTE NB-IoT Preamble and Reference Signals: NPSS, NSSS, NRS, DMRS
Understand LTE NB-IoT preamble and reference signals including NPSS, NSSS, NRS, and DMRS. Learn their functions, locations within the NB-IoT frame, and differences from LTE PSS.
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Understand LTE NB-IoT preamble and reference signals including NPSS, NSSS, NRS, and DMRS. Learn their functions, locations within the NB-IoT frame, and differences from LTE PSS.
Explore the LTE PBCH (Physical Broadcast Channel), its role in broadcasting essential system information (MIB), and its overhead impact on LTE network capacity.
Learn about the LTE PCFICH channel, which provides information about the number of symbols used for PDCCH transmission in each 1ms subframe.
Explore the LTE PDCCH channel, its function in carrying DCI, and its format within the LTE system. Understand CCEs, modulation, and coding rates.
Learn about the LTE PDSCH channel, its role in data transmission, broadcast information, and RRC signalling within the LTE network.
Understand the LTE PHICH (Physical Hybrid ARQ Indicator Channel), its function in carrying ACK/NACK signals for uplink data, and its key parameters.
The PMCH, or Physical Multicast Channel, within LTE defines the physical layer structure for carrying Multimedia Broadcast and Multicast Services (MBMS).
Explore the LTE Physical Random Access Channel (PRACH), its structure, preamble formats, and configuration index. Understand how UEs use PRACH to initiate network access.
Explore the primary (P-SS) and secondary (S-SS) synchronization signals in LTE, their functions, sequences, and role in cell search and synchronization.
Learn about the LTE PUCCH (Physical Uplink Control Channel), used for transmitting UCI (Uplink Control Information) such as HARQ ACK/NACK, CQI, and scheduling requests in the LTE system.
Understand the LTE PUSCH channel, its role in carrying RRC signaling, UCI, application data, and its modulation schemes like QPSK, 16QAM and 64QAM.
Explore LTE reference signals (RS), demodulation reference signals (DMRS), and sounding reference signals (SRS) used for channel estimation and coherent demodulation.
Learn the distinctions between LTE relays and repeaters, including their functionalities, advantages, and disadvantages for optimizing LTE network performance.
Understand the basics of RNTI and GUTI in LTE. Learn about RNTI types (P-RNTI, SI-RNTI, etc.) and the structure of GUTI, including PLMN, MMEI, and M-TMSI.
Explanation of the Routing Area Update (RAU) procedure in LTE, covering scenarios with and without Serving Gateway (S-GW) changes.
Explore the differences between RSRP and RSRQ in LTE networks. Learn how they measure signal strength and quality, and their role in cell selection, reselection, and handover.
Learn about the LTE S1-MME interface, its role in the LTE network architecture, and its key functions in mobile communication.
Explore the differences between LTE small cells and large cells, including features, applications, and their roles in heterogeneous networks (HetNets).
Explore LTE Self-Organizing Networks (SON), a key feature for simplified LTE network installation, optimization, and maintenance. Learn about self-configuration, optimization, and healing.
Overview of LTE System Information Blocks (SIBs) including the Master Information Block (MIB) and System Information Blocks (SIB-1 to SIB-11), detailing their contents and functions within the LTE network.
An overview of key LTE (Long-Term Evolution) terminology, including eNB, UE, OFDMA, frame structure, and various channel types, essential for understanding LTE network architecture.
Overview of LTE timers like T300, T301, T303, T304, T305, T310, T311, T320, and T321, detailing their functions, start/stop conditions, and expiry actions.
Learn how to convert an LTE phone to VoLTE using apps, enabling 4G voice services on non-VoLTE devices. Includes steps and app recommendations.
Explore the LTE to WLAN handover process, including message flow and seamless transition between networks for optimized data traffic management.
Learn about the Tracking Area Update (TAU) procedure in LTE, covering scenarios with and without Serving Gateway (S-GW) changes, as defined in 3GPP TS 23.401.
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