Open RAN 101–RU, DU, CU: Why, what, how, when? (Reader Forum)
WEBJul 8, 2020 — Source: Parallel Wireless. The RAN DU sits between the RU and CU and performs real-time L2 functions, baseband processing. In the O-RAN Alliance working group, the DU is proposed to support multiple layers of RUs. To properly handle the digital signal processing and accelerate network traffic, FPGA can be used.
FCC settles network outage issues with AT&T, Altice
WEBAug 27, 2024 — The Federal Communications Commission has announced two settlements with telecom service providers in regards to network outages during 2023. AT&T will pay nearly a million dollars as part of its settlement.In addition to the $950,000 fine for the network outage on August 22, 2023, AT&T will put in place a three-year compliance plan.
Reliance Jio Infocomm reaches 5G nationwide coverage - RCR …
WEBAug 30, 2024 — Indian operator Reliance Jio Infocomm has reached nationwide coverage with its 5G offering, local press reported, citing Reliance Industries Limited (RIL) chairman Mukesh Ambani. During RIL’s 47th annual general meeting, Ambani said the telecom operator currently has more than 130 million 5G users. Ambani noted …
LTE Attach Procedure Call Flow-Break the Big Picture into Small …
WEBMay 9, 2014 — Here’s the LTE Attach Procedure Call Flow, broken down into steps, derived by 3GPP. Step 1. The UE initiates the attach procedure by transmitting an attach request to the eNodeB. Step 2. The eNodeB derives the MME from the RRC parameters carrying the old GUMMEI and the indicated Selected Network. Step 3.
FCC proposes rules for AI-generated robocalls, texts
WEBAug 8, 2024 — The Federal Communications Commission is asking for input on how it should define the types of robocalls and texts that would be considered “AI-generated”, as well as proposing new rules governing them.. In line with similar, previous actions, the FCC is looking at having robocalls and robotexts that have content generated by artificial intelligence identify that fact to consumers, rather ...
Understanding FDD/TDD carrier aggregation for 5G - RCR …
WEBApr 20, 2021 — In general, FDD is considered better for coverage and TDD better for capacity. Mobile operators are looking to carrier aggregation (CA), which allows them to use multiple sub-6 GHz spectrum channels simultaneously, as a method of increasing the bandwidth and speeds of their 5G networks. However, to enhance the performance of 5G networks even ...
What is 5G ENDC? - RCR Wireless News
WEBMay 3, 2022 — ENDC has been described as a bridge between 4G LTE and 5G cellular technologies. ENDC, or E-UTRAN New Radio – Dual Connectivity, is a Non-Standalone (NSA) feature that makes it possible for mobile devices to access both 5G and 4G LTE networks at the same time, which allows carriers to tap into the benefits of both network technologies simultaneously.
Verizon launches ‘biggest 5G upgrade campaign ever’ - RCR …
WEBJun 1, 2021 — Verizon is launching a blitz of advertising and deals aimed at getting consumers and small businesses to upgrade to 5G devices and plans. Touting 5G mmWave coverage in parts of 75 cities, 13 airports and dozens of venues plus Dynamic Spectrum Sharing-based 5G availability for 230+ million people in more than 2,700 cities, Verizon is offering what it calls “the biggest Verizon 5G upgrade ...
Satellite-to-cellular co. Lynk’s SPAC partner gets de-listed
WEBAug 27, 2024 — Baseball player and entrepreneur Alex Rodriguez’s special purpose acquisition company (SPAC), called Slam, is being de-listed from trading on the Nasdaq exchange today, due to failure to complete its pending combination with satellite-to-cellular company Lynk within the required timeframe. Lynk …
What to know about RF interference in 5G networks
WEBApr 29, 2022 — RF interference impacts the utility of an operator’s spectrum investment, and customer experience. He also noted that as channel bandwidths increase, from 5-20 megahertz in 4G to 100-400 megahertz in 5G, the number of resource blocks increases as well. If a resource block is has interference, Lipari explains, a user most likely will not be ...