Samsung reached Wi-Fi downlink speeds of 1.8Gbps using a Samsung Galaxy S21 Ultra on a moving subway train in the trial. This speed is approximately 25 times faster than the current average speed of 71Mbps on Seoul’s subway lines. The use of Samsung’s 5G Compact Macro helped boost Wi-Fi data speeds by leveraging the ultra-high capacity of 5G mmWave spectrum as a backhaul.

This trial took place in parts of Seoul Metro, covering five stations on the subway line circulating through major downtown areas. The enhanced Wi-Fi service was powered by Samsung’s 5G mmWave Compact Macro, installed along the railways and utilizing 800MHz in the 28GHz spectrum band.

In addition to delivering faster Wi-Fi speeds, the wide bandwidth of mmWave enables exceptional mobile experience on smartphones and tablets in hotspots, such as sports stadiums and shopping malls. 5G use cases have expanded to various business areas including public transportation, such as high-speed trains, buses, and more.

“We are pleased to deliver an enhanced mobile experience, with faster download speeds and connections for subway passengers, leveraging our advanced 5G mmWave solution,” said Seungil Kim, Vice President and Head of Korea Business, Networks Business at Samsung Electronics. “Our successful speed trial on public transportation proves the high potential of 5G mmWave, demonstrating its capability to complement existing wireless technologies, and boosting the performance of legacy networks, all while providing a foundation for future telecommunication services.”

Samsung’s Compact Macro brings together a baseband unit, radio and antenna in a single form factor. This compact and lightweight solution can be easily installed on the sides of the buildings as well as on utility poles for a swift buildout of 5G networks. Samsung’s Compact Macro is the first 5G product to be listed on the U.S. National Information Assurance Partnership (NIAP) Product Compliant List (PCL) and the Canadian Centre for Cyber Security’s Certified Product List.

Samsung has pioneered the successful delivery of 5G end-to-end infrastructure solutions including chipsets, radios, and core. Through ongoing research and development, Samsung drives the industry to advance 5G networks with its market-leading product portfolio from fully virtualized RAN and Core to private network solutions and AI-powered automation tools. The company is currently providing network solutions to mobile operators that deliver connectivity to hundreds of millions of users around the world.

Topics covered during the event included Samsung’s 5G vision and latest network innovations; its industry leading virtualized solutions to bring innovation for mobile operators and enterprises; its new range of chipsets to be embedded in the Samsung’s next generation 5G solutions; and the company’s complete lineup of private network solutions to transform industries.

Check out some highlights from the event below.

At the event, Samsung Networks highlighted key developments in its global expansion, which includes delivery of over four million 5G-ready radios around the world. Samsung focused on how it is advancing virtualization to drive next-generation networks, and leading 5G radio innovation by embedding its radios with the company’s latest in-house chipsets.

“We are delighted to discuss the infinite possibilities of wireless technology, as we continue our 5G journey, and pave the way towards the next phase of 5G,” said Paul (Kyungwhoon) Cheun, President and Head of Networks Business at Samsung Electronics. “Samsung’s 5G vision includes bringing together the best global expertise and technical insights that can help operators and consumers take full advantage of 5G benefits. We’re grateful that our customers and partners have joined us on this journey, and look forward to achieving many more 5G milestones together.”

The following are key areas of advancement that Samsung Networks leadership covered at the virtual event:

Virtualization

Virtualization of an entire network from Radio Access Network (RAN) to Core will offer multiple benefits to operators, bringing greater efficiency, scalability and flexibility in network management, as well as easier upgrades through software implementations. Recent vRAN accomplishments include the following solutions:

• Samsung vRAN has virtualized all elements of a baseband unit. Backed by years of R&D, Samsung deployed the industry’s first fully-virtualized commercial 5G RAN delivered end-to-end (Link). Recently, the company demonstrated the capability to support multi-gigabit speeds of Massive MIMO radios on COTS servers (Link), showing how the performance of vRAN technology is now near the performance of custom hardware solutions.

• Samsung vCore is built with a cloud-native containerized architecture, enabling operational automation while ensuring optimized performance. With high adaptability and scalability, Samsung 5G vCore allows network operators to quickly launch new services and upgrade per business needs. Since introducing its first virtualized Core in 2015, the company has successfully commercialized the world’s first 5G Non-Standalone (NSA) vCore, and achieved a significant milestone in data processing capacity on its 5G Standalone (SA) Core (Link).

• Network management solutions help optimize operational efficiencies in virtualized networks. Samsung Cloud Orchestration, known as SCO, coordinates an entirely automated process of network deployment and optimization. Samsung’s Network Slice Manager supports simplified management of slice resources, while AI-based analytics provides intelligent analysis of network performance.

5G Radios

Samsung has been pioneering 5G technology to support RAN solutions for more than a decade, through research, standardization and commercial rollouts of its highly competitive 5G solutions. New developments are:

• In-House Chipsets: Samsung continues its leadership in chipset research and development, with an expanded line-up of new chipsets, including a 3^rd generation RFIC, 2^nd generation 5G modem and DFE-RFIC integrated chip (Link), part of the company’s initiative to help foster compact and efficient, yet high-performing 5G solutions.

• New Solutions: Samsung continues to expand its 5G radio lineup. The company recently unveiled its wideband radio (Link) supporting 400MHz of bandwidth in mid-band, and designed to help operators drive more flexible and cost-effective deployments. Also introduced are the next generation 5G Compact Macro and baseband units, as well as its new One Antenna Radio (Link), a solution that delivers a more compact form factor with antenna integration, offering simplified installation and deployment efficiencies.

Private Networks

Samsung has the capability to build reliable and secure private networks, leveraging its comprehensive solutions portfolio. The company’s industry-leading 5G solutions offer a resilient backbone to private 5G networks, introducing use cases such as smart factories (Link) and a real-time 4K video monitoring system (Link). Samsung also provides end-to-end PS-LTE solutions, from network equipment to applications and devices. The company is powering the world’s first 3GPP-compliant nationwide PS-LTE network in Korea (Link), and accomplished the demonstration of the industry’s first MCPTX video call on a cloud platform (Link).

6G Future Vision

As part of its networks overview, Samsung Networks: Redefined shares Samsung’s vision of 6G technology, and the world it will help create. Samsung stays ahead in preparing for new generations of wireless technologies. The company led 5G research and development even before 4G deployments, and is already preparing for 6G. Now, the company is set to accelerate 6G innovation, bringing hyper-connected experiences to users (Link). Samsung recently explored the potential of the Terahertz (THz) spectrum application for 6G wireless communications, demonstrating an end-to-end 140GHz wireless link using a fully digital beamforming solution (Link).

Samsung has pioneered the successful delivery of 5G end-to-end solutions including chipsets, radios and core. Through ongoing research and development, Samsung drives the industry to advance 5G networks with its market-leading product portfolio from fully virtualized RAN and Core to private network solutions and AI-powered automation tools. The company is currently providing network solutions to mobile operators that deliver connectivity to hundreds of millions of users around the world.

During the test, both companies have successfully achieved 2.65Gbps in data speeds on the 5G smartphone, combining both 1.5Gbps in 5G using 3.5GHz frequency (100MHz bandwidth) with 1.15Gbps in LTE using 1.8GHz, 2.1GHz, and 2.6GHz frequencies (65MHz bandwidth) all of which are for commercial use by SK Telecom.

The test, carried out at Samsung Electronics located in Suwon, Korea, used Samsung’s commercial 4G and 5G NR end-to-end networks solutions which have been provided to the operator’s current service. In addition, companies used Samsung’s virtual core (vCore) that supports simultaneous 4G and 5G as well as its Galaxy S10 5G, Samsung’s first 5G smartphone which was unveiled last month.

SK Telecom, in particular, will be able to boost the overall transmission data speed by 80% by leveraging the 4G and 5G dual connectivity. It will allow users who are staying in the 5G service coverage to download UHD videos of 2GB in just 6 seconds, and large video content such as 4K VR video of 10GB in less than 30 seconds.

The two companies demonstrated the delivery of multi-gigabit speeds for 5G device, with a focus on seamless user experiences. Wherever mobile service subscribers are without being limited to 4G or 5G service areas, they can expect seamless, consistent, and stable mobile services. In the early stages of 5G era, the combined capabilities of 4G and 5G networks are important forces for mobile carriers to maximize the characteristics of the 5G network – ultra-fast speed, low-latency, and massive-connectivity by leveraging widely deployed 4G network coverage.

The success of the demonstration by SK Telecom and Samsung signifies a blueprint of early 5G deployment, spotlighting a rapid, stable and effective path to 5G service using a dual 4G and 5G approach.

This success is part of an ongoing collaboration between SK Telecom and Samsung of many years. Pushing forward early 5G commercialization, the companies have succeeded in the world’s first 4G and 5G interworking back in 2017 (Link) and world’s first 5G Next-Generation Core (5G NC) trial in June 2018 (Link), which featured control and user planes separation and VNFs implementation based on 3GPP release 15 standard. These joint forces have led Samsung to become a major partner for SK Telecom to successfully launch 5G mobility commercial service in Korea, December 1^st 2018.

About SK Telecom

SK Telecom is the largest mobile operator in Korea with nearly 50 percent of the market share. As the pioneer of all generations of mobile networks, the company has launched the fifth generation (5G) network on December 1, 2018. The company is not only leading innovations in the field of mobile network, but is also creating unprecedented value in areas such as media, security and commerce. In the Fourth Industrial Revolution, SK Telecom will inspire the world, building a future beyond expectations.