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O-RAN Alliance announces new specifications, MWC LA demonstrations

The O-RAN Alliance, a global community of more than 300 companies operating in the Radio Access Network (RAN) industry, has released another set of technical specifications for Open RAN. In addition to the nine technical specifications outline below, another 39 technical documents have been...

vRAN vs. Open RAN: What’s the same and what’s different?

vRAN and Open RAN help operators improve flexibility, reduce costs and meet growing demand by disaggregating Radio Access Network functions.

Nokia resumes technical works with O-RAN Alliance

Nokia said it resumed its technical contribution to the O-RAN Alliance, after the group offered assurances its work complied with U.S. legislation. In a blog, Nokia’s Mobile Networks president Tommi Uitto explained Nokia’s commitment to Open RAN and that the alliance remained as strong as...

Huawei CTO on Open RAN interoperability: ‘This thing is going to take years’

Opex is operator’s primary problem, Huawei exec said; RAN is around 12% of per-site capex Of the big three global infrastructure providers, Huawei has been the least active in formal development of Open RAN-related technical specifications and delivery of compliant products. The reason, according to...

Nokia pauses work with O-RAN Alliance, citing national security concerns

Nokia joined the O-RAN Alliance in 2018, the first major RAN vendor to do so Finnish RAN vendor Nokia has been considered a driving force behind the telecom industry’s Open RAN push; however, the company is now suspending its work with the O-RAN Alliance, citing...

TIM launches O-RAN lab in Turin

Telecom Italia (TIM) launched an Open Test and Integration Center (OTIC), a lab dedicated to testing Open RAN solutions, the telco said in a release. The new "TIM European OTIC Lab", approved by the O-RAN Alliance, will be based at the TIM Group's Innovation laboratories...

Exploring functional splits in 5G RAN: Tradeoffs and use cases (Reader Forum)

Shortly after LTE reached maturity, service providers started facing new challenges to meet customer demand for high capacity and “always-on” connectivity with quick set-up and transition time, spurred by diverse new applications and extremely high data usage by subscribers. To address some of these...

NTT DoCoMo aims for a 5G O-RAN ecosystem with 12 partners

Japanese operator NTT DoCoMo agreed to cooperate with 12 companies to move toward a “5G Open RAN Ecosystem,” with the objective to globally accelerate open radio access networks (O-RAN). The firms that will cooperate with the Japanese telco are Dell Technologies Japan, Fujitsu Limited, Intel...

Altiostar, NEC demo massive MIMO at O-RAN Alliance event in India

The demo featured a commercial end-to-end Open Fronthaul interface based on O-RAN specifications In October, the O-RAN Alliance conducted its second Global O-RAN Alliance plugfest, an event that boasts the goal of testing and demonstrating “the growing maturity of the O-RAN ecosystem.” This week, Altiostar...

Japan’s Rakuten Mobile joins O-RAN Alliance

Rakuten Mobile CTO takes spot on O-RAN Alliance board Japanese operator Rakuten Mobile, a subsidiary of e-commerce giant Rakuten, announced it has joined the O-RAN Alliance, a worldwide community promoting open, fully interoperable radio access networks (RAN). Tareq Amin, representative director, EVP and CTO of Rakuten...

Test and Measurement: 55 companies join in second O-RAN plugfest

The second global Open RAN plugfest event included 55 companies from around the world, spread across four regions and focusing on testing functionality and multi-vendor interoperabiltiy of O-RAN-based network equipment. “Testing and integration are crucial for developing a commercially available open RAN ecosystem and that’s...

Who disaggregated my RAN? Part 9: Slice and serve–network slicing in action (Reader Forum)

In my last blog, we briefly touched upon the advanced use cases that are possible in 5G. One such use case is Network Slicing. 5G cellular services should broadly support use cases including enhanced Mobile Broadband (eMBB), Ultra-Reliable Low-Latency Communications (URLLC) and Massive Internet...

Ericsson CEO: Europe is behind on 5G and O-RAN won’t speed anything up

Is open RAN right for near-term rip-and-replace? Huawei equipment has been ordered removed from networks in the United States and the United Kingdom with speculation that other European markets could soon follow. Advocates of open radio access network technology see this an opportunity to take...

Sensing open RAN opportunity, Nokia steps on the gas

Nokia expects “full suite” of O-RAN interfaces available in 2021 Adding on to a recent refresh of its virtualized, cloud-based RAN solutions, Nokia today, after weeks of building up to it, made clear its position on open RAN and its role as a global, incumbent...

Open RAN 101–Open RAN: Why, what, how, when? (Reader Forum)

History The entire telecom industry is going through a dramatic change that can be only compared to the change that data centers went through in the 2000s, all driven by Moore’s Law. This is driving the need to move from costly, proprietary RAN solutions to...

When does open RAN stop being open?

Open RAN, as the name implies, is meant to be open to multiple vendors, both hardware and software, that work together to achieve interoperability in accordance with an operator's needs. But as incumbent radio vendors like Nokia throw out terms like "open but integrated,"...

US Cellular joins O-RAN Alliance as it expands 5G footprint

US Cellular said that an open RAN architecture can accelerate delivery of advanced 5G capabilities US Cellular is one of the latest to join the O-RAN Alliance, the world-wide community of more than 190 mobile operators, vendors and research and academic institutions operating in the...

Who disaggregated my RAN? Part 4: Open RAN: Disaggregated and smart (Reader Forum)

In my last article in this “Who Disaggregated My RAN?” blog series, we covered the advances made by the O-RAN Alliance to deliver an open Fronthaul specification that supports multiple ways in which the base station will connect to the radio and ensures interoperability...

Optimizing open RAN: Nokia, AT&T trial cloud-native RIC

Nokia exec says open RAN marked by both merit and hype Nokia and AT&T today announced a successful trial of a Radio Intelligent Controller (RIC) on the carrier's millimeter wave 5G network in New York City. Nokia's Sandro Tavares, global head of mobile networks marketing,...

Who disaggregated my RAN? Part 3: Open RAN and fronthaul: The last mile

As we saw in the last article in this blog series, the disaggregation of the RAN has opened up a number of new and exciting opportunities for a larger ecosystem to grow and thrive. But nowhere has the momentum been felt more than in...

Altiostar, Mavenir partner with eye on rip-and-replace opportunity

Open RAN vendors organizing to have radios ready to replace rural Huawei kit The open RAN hits keep on coming with key players Altiostar and Mavenir this morning they will work together with equipment OEMs to develop radio units compatible with the frequency bands used...

Mentor Graphics joins O-RAN Alliance

Mentor exec: 'testing is the key to 5G network success' Mentor Graphics, which was acquired by Siemens in 2017 for $4.5 billion, has joined the O-RAN Alliance. Mentor, which specializes in pre- and post-silicon verification and validation solutions, will work to develop verification and validation...

Telefónica building partner ecosystem for 4G, 5G Open RAN solutions

Altiostar, Intel, Xilinx among Telefónica Open RAN providers Ahead of planned Open RAN trials later this year in Brazil, Germany, Spain and the U.K., telecoms giant Telefónica is collaborating with several ecosystem vendors to develop disaggregated radio access network solutions. The group is working off...

Test and Measurement: Viavi steps up with O-RAN test support

Viavi Solutions, which is a member of the Open Radio Access Network (O-RAN) Alliance, is bolstering the open RAN ecosystem with what it claims is the first comprehensive test suite for O-RAN specifications. The test company will be showcasing its O-RAN test prowess in...

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