5G

Separation of gNB-CU-CP and gNB-CU-UP

in 5G, gNB, gNB-CU-CP, gNB-CU-UP
Picture4.png

gNB-CU-Control Plane (gNB-CU-CP): a logical node hosting the RRC and the control plane part of the PDCP protocol of the gNB-CU for an en-gNB or a gNB. The gNB-CU-CP terminates the E1 interface connected with the gNB-CU-UP and the F1-C interface connected with the gNB-DU.

5G NG-RAN Radio Protocol Architecture

in 5G, 5G NG-RAN, 5G NR, 5G Radio Protocol Architecture
Picture3.png

The different sublayers used in  Radio Protocol Architecture are: Medium Access Control (MAC), Radio Link Control (RLC), Packet Data Convergence Protocol (PDCP) and Service Data Adaptation Protocol (SDAP), Radio Resource Control (RRC) and Non-Access Stratum (NAS). Where:

-The physical layer offers to the MAC sublayer transport channels;

5G NG-RAN Architecture

in 5G, 5G Architecture, NG-RAN Architecture
Picture2.png

gNB Central Unit (gNB-CU): a logical node hosting RRC, SDAP and PDCP protocols of the gNB or RRC and PDCP protocols of the en-gNB that controls the operation of one or more gNB-DUs. The gNB-CU terminates the F1 interface connected with the gNB-DU. 

Functional Split between NG-RAN and 5GC

in 5G, 5g-NR, NG-RAN
Picture1.png

The gNB and ng-eNB host the following functions:

-Functions for Radio Resource Management: Radio Bearer Control, Radio Admission Control, Connection Mobility Control, Dynamic allocation of resources to UEs in both uplink and downlink (scheduling);

Ericsson and Intel to Demonstrate 4G + 5G Dynamic Spectrum Sharing at MWC 2019

in News, 5G, 5G NR, Ericsson, Intel, 4G, LTE
Ericsson and Qualcomm Complete Interoperability Testing of 5G NR Data

Ericsson will showcase activation of Ericsson Spectrum Sharing with an Intel 5G device at Mobile World Congress 2019. The demo will show that 4G and 5G traffic can run simultaneously on the same frequency carrier.  

5G Tool box in MATLAB: Possibilities and Limitations

in 3GPP, 5G, 5G NR, MATLAB

MATLAB has introduced its 5G Toolbox, which provides standards compliant waveforms and reference examples for modeling, simulation, and verification of the physical layer of 3GPP 5G New Radio (NR) communications systems. 5G Toolbox can be used  to design algorithms and predict end-to-end link performance of systems that conform to the 5G Release 15 standard.

5G Tests, Trials Gain Momentum Across Globe

in News, 5G, Network Slicing, MIMO, LTE
5G Status - Jan 2019

5G has gathered momentum globally as per latest GSA report. 201 operators, in 83 countries are currently investing in 5G mobile and 5G FWA networks, ~30% increase since mid-2018. Level of commitments include tests, trials, planned and pilot deployments, and launches.

Small Cell In 5G

in 5G, 5G New Radio, 5G NR, IOT, Small Cell. Blog, Femtocell
5G NR

As the need and dependency on wireless network is increasing, a stronger and faster network is required to cater to the demands of millions. The 5G networks are the next generation of mobile internet connectivity, offering faster speeds and more reliable connections on smartphones and other devices than ever before.

Ericsson and Qualcomm Complete Interoperability Testing of 5G NR Data Call on 2.6 GHz Band

in News, 5G, 5G NR, Ericsson, Qualcomm
Ericsson and Qualcomm Complete Interoperability Testing of 5G NR Data

Ericsson and Qualcomm have completed a non-standalone (NSA) 5G New Radio (NR) data call on 2.6 GHz, adding a new frequency band to those successfully tested for commercial deployment. The bi-directional downlink and uplink data call was made at the Ericsson Lab in Kista, Sweden last December 20.

T-Mobile, Ericsson Make 5G Call on 600 MHz

in News, 5G, Ericsson, Intel., T-Mobile, LTE
T-Mobile - 5G

U.S. carrier T-Mobile has made a successful 5G data call and video call on 600 MHz both on a live commercial network in partnership with Ericsson and Intel. T-Mobile also accomplished a tri-band 5G video call with three users on different spectrum bands – 600 MHz, 28 GHz and 39 GHz.

5G Small Cell, Pico Cell Understanding and Planning

in Blog, 5G, 5G NR, simulator, Small Cell, small cell simulators
5G.png

In the blog, the readers will comprehend the elementary aspects of Small cell in 5G communication mechanism, in a way it is enhanced 4G-LTE. The article will be significant to the scholars, learners, researcher and City RF Planner who are aware with 4G, 3G or 2G also be worthwhile for those who are innovative to this technology.  

CP-OFDM and its application in 5G

in Blog, 5G, 5G NR, CP-OFDM, OFDM
5G NR

Now days, 5G new radio (NR) is becoming more popular because of its  high data rate, reduced latency, energy saving, cost reduction, higher system capacity, and massive device connectivity. The first phase of 5G specifications in Release-15 will be completed by March 2019 to accommodate the early commercial deployment.

LTE Subscription Growth Remains Strong in 2018 as 5G Kicks In

in Blog, 5G, GSA, GSM, LTE
LTE Subscription Growth 2018

LTE subscriber base now accounts for 44% of all mobile subscriptions worldwide and is expected to keep growing until 2022. Based on the latest GSA data, there were 3.74B LTE connections globally at the end of September 2018 in comparison to 2.77B  connections a year earlier. LTE subscriptions are expected to reach 5.96B by 2022 end. 

Demystifying 5G - 5G NR network measurements at 3.5 GHz

in Video, 5G, 5G NR, LTE

The video demonstrates how to perform 5G NR network measurements at 3.5 GHz. In the example shown, the R&S®SMW200A vector signal generator generates a 5G NR signal. The captured RF measurements are visualized with the R&S®ROMES4 drive test software that supports real-time network analysis, optimization and troubleshooting.

Telstra, Optus, TPG-Vodafone Win in Australia's 5G Auction

in News, 5G, Optus, Telstra, TPG-Vodafone
5G Auction

The Australian Communications and Media Authority (ACMA) has announced four winners in recently concluded 5G spectrum auction in the 3.6 GHz band. All 350 lots available in the auction were sold, realizing total revenue of approximately AU$853 million.