E-UTRAN (Evolved Universal Terrestrial Radio Access Network)

Role of Radio Access Network (RAN), namely NodeB and RNC is replaced with ENB, so as to reduce operational and maintenance cost of the device other than the simpler network...
Article Topics :

enodb, enodeb, eutran, node, radio, telecom

Handover Measurements in LTE

Measurements to be performed by a UE for intra/inter-frequency mobility are controlled by e-UTRAN, using broadcast or dedicated control. If the frequency center of the measured cell is the same...
Article Topics :

cell, handover, how handover works in lte in same frequency without measurement gap?, lte, lte handover, measurements, rrc, telecom

Handover Process in LTE

The source eNB issues a HANDOVER REQUEST message to the target eNB passing the necessary information to prepare the HO on target side (UE X2 signaling context reference at source...
Article Topics :

"epc handover", cell, connected, epc, handover process in lte, ho, lte, lte 4g, rnti, telecom

Intra E-UTRAN Handover in LTE

The UE is RRC connected. During the HO: The radio link is released from the eNodeB 1 and re-established on the eNodeB 2 The Control plane is switched to the...
Article Topics :

enodeb, eutran, handover, handover cancel enodeb, intra, lte, telecom

MIMO Single User for LTE

SU-MIMO = Single User MIMO It is the most common form of MIMO. Each user is served by only one BS and it occupies the resource exclusively, including time, frequency....
Article Topics :

MIMO Single User for LTE, loop spatial multiplexing, matrix indicator, pmi precoding, spatial multiplexing mode, ue, lte, mimoenodeb, lte, lte mimo, mimo, multi mimo, rank indicator in lte, single, telecom, uplink

How Downlink Control Information or DCI in LTE?

The PDCCH carries Downlink Control Information or DCI to indicate the resource assignment in UL or DL for one RNTI.  A DCI can conveys various pieces of information, but the...
Article Topics :

categories, data lte, dci format lte, downlink, downlink control information, how dci sent to ue in lte, lte, number of dci in lte, resource block, rnti, telecom, transmission in lte, ue, ue in lte, uplink

How Data Transmission in UL in LTE?

In UL, the UE has no dedicated resources to transmit directly when new data arrived in the buffer from higher layer.  It requests resources to transmit them.  It receives radio...
Article Topics :

categories, data lte, demodulation reference signal lte, downlink, fdma, frequency selective scheduling, lte, sc-fdma lte, sounding reference signal, telecom, transmission in lte, ue, ue in lte, uplink, uplink scheduling request lte

DL scheduler in LTE

The DL scheduler is spit into 3 functional parts: 1.The Static Scheduler: Which assigns a fixed amount of Transport Blocks as well as PDCCH and PDSCH resources for the BCCH...
Article Topics :

Downlink DL Scheduler in LTE, Static Scheduler, Semi-static Scheduler, Dynamic Scheduler LTE work, lte basic, lte advanceBCCH, categories, data lte, downlink, lte, lte timing advance ts, telecom, timing advance, timing advance in lte, transmission in lte, ue, ue in lte

Radio Bearer in LTE

There are 2 types of Radio Bearers (RB) in LTE:  To carry signaling. There are called the SRB (Signaling Radio Bearer) To carry user data. There are associated with an...
Article Topics :

attach, bearer, bearer in lte, enodeb, eps, lte, lte radio, lte radio bearers, margin in lte, qos, radio bearers in lte, telecom, telecom bearer, traffic, traffic in lte, what is a dedicated radio bearer

What is EPS Bearer in LTE?

EPS is a connection-oriented transmission network and, as such, it requires the establishment of a “virtual” connection between two endpoints (e.g. a UE and a PDN-GW) This virtual connection is...
Article Topics :

bearer, bearer in lte, drb, enodeb, eps, lte, lte radio, margin in lte, qci, qos, radio bearers in lte, telecom, traffic, traffic in lte

How Synchronization Channel Works in LTE?

After the power on, the UE knows:  the UE category and capability. the preferred PLMN. the carriers. The UE needs to know: The frame synchronization to be able to decode...
Article Topics :

access, BCH, cell, lte, lte sync, no of primary channel identifier in lte, radio, resource block, rrc, step in lte, sync, telecom

Synchronization & BCH for TDD Frame in LTE

The Primary synchronization signal (PSS): is placed at the third symbol in subframes #1 and #6. The secondary synchronization signal (SSS): is placed at the last symbol in subframes #0...
Article Topics :

access, BCH, cell, d-bch lte, lte, lte sync, lte tdd pbch, radio, rrc, step in lte, sync, telecom

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