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显示标签为“5G”的博文。显示所有博文

8/15/2018

Samsung issued the first 5G baseband that fully complies with the new standard, and produced at the end of 2018

Compared with the 4G era, the 5G era is a new era; major 5G related manufacturers are pushing ahead to meet the 5G era. As far as the 5G terminal side is concerned, there are already Qualcomm, Huawei, Samsung, Intel and other vendors working on 5G baseband.

According to reports, on August 15th, Samsung announced on the official website that it has developed the industry's first 5G baseband - Exynos Modem 5100, which fully complies with the latest standards of the 5G new air interface of the 15th edition of the 3GPP (3rd Generation Partnership Project). The baseband is based on a 10 nm process and is compatible with 2G, 3G and 4G.



Specifically, the Exynos Modem 5100 supports the Sub-6GHz band and the millimeter wave band under the 3GPP 5G standard, and supports existing frequency bands such as 2G GSM / CDMA, 3G WCDMA, TD-SCDMA, HSPA and 4G LTE. Among them, in the Sub-6GHz 5G band, it can achieve a download speed of up to 2Gps; in the millimeter wave band, it can reach a download speed of up to 6Gps. In addition, the Exynos Modem 5100 is also able to guarantee download speeds of up to 1.6Gps on 4G networks.



The 5G terminal prototype of the Exynos Modem 5100 modem has successfully completed the OTA 5G-NR data transmission test. Since this test simulates the real-world cellular network, Samsung believes that this will accelerate the commercialization of 5G; Samsung has also cooperated with a group of global operators and partners for 5G cooperation.

In addition to being used in mobile devices, Samsung said the Exynos Modem 5100 can also be used for IoT, high-resolution video, real-time A I and autopilot.

Regarding the specific time available, Samsung said consumers can use the product by the end of 2018, and the Exynos Modem 5100 will also be offered with RFIC, Envelope Tracking (ET) and Power Management IC solutions.

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6/27/2018

Do not be afraid of the phone out of date! 5G is coming, 4G and WLAN will still coexist for a long time

In the 5G era, the situation that the same operator owns multiple networks of different standards will exist for a long time. The multi-standard network will include at least 4G, 5G, and WLAN.

On the 26th, China Telecom released the "China Telecom 5G Technology White Paper" (hereinafter referred to as the "White Paper"), revealing that in the 5G era, the same carrier will have a long-term existence of multiple networks of different standards, and the multi-standard network will include at least 4G. 5G and WLAN.

According to the White Paper, from the first generation to the fourth generation of mobile communication systems, the real-world network has gradually formed a complex status quo involving multiple wireless standards, spectrum utilization, and coverage. The long-term coexistence of multiple access technologies has become a prominent feature.

It is understood that 3GPP proposes a variety of 5G and 4G interoperability schemes, including two types of interoperability schemes for 5G SA networking and NSA networking.

The SA solution is that 5G NR directly accesses 5GC, and the control signaling is completely independent of the 4G network. The cooperation between the 5G network and the 4G network is realized through core network interoperation. The standard of the SA program was frozen in June 2018.

Using the SA solution, 5G networks can support new features such as network slicing and MEC (mobility edge computing, which can use wireless access networks to provide services and telecommunication user IT services and cloud computing functions). The 4G core network MME needs to be upgraded to support the N26 interface. Only 4G base stations need to be upgraded (such as adding related parameters such as 5G handover). 4G/5G base stations can be networked from different manufacturers, and terminals do not need dual connectivity.

The NSA anchors the 5G control signaling to the 4G base station and accesses the EPC or 5GC through the 4G base station. The NSA solution requires the 4G/5G base station to be the same as the manufacturer, and the terminal supports dual connectivity. The EPC-based NSA standard has been frozen in December 2017.

With this scheme, new features such as network slicing and MEC are not supported. The EPC needs to upgrade and support 5G access related functions. The 4G base station needs to upgrade and support the X2 interface with the 5G base station.

The White Paper stated that the 5GC-based NSA standard is expected to freeze in December 2018. With this scheme, 5G networks can support new features such as network slicing and MEC, but 4G base stations need to be upgraded to support 5G protocols.

The "White Paper" pointed out that the selection of interoperability plans should be based on comprehensive consideration of the time required to build the network, business experience, business capabilities, support of the terminal industry chain, complexity of the network, and network evolution.

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5/29/2018

Global telecommunication sets off 5G hegemony, closely arranging by many operators

With the evolution of people's lives and industry intelligence scenarios, the requirements for communication networks are also increasing. For example, in AR augmented reality applications, virtualized information exchange requires a large amount of traffic; unmanned driving is taking heat, and fast communication is needed between vehicles and vehicles, cars and people, vehicles and roads; there are also scenarios such as Internet of things and big data. All need a strong communication standard.

Then, next-generation wireless communications will need to be able to more quickly respond to advanced technology needs such as virtual surgery, driverless, remote-controlled machines. Therefore, 5G has undoubtedly become a necessary basis for these technological innovations, and it is also a future development highland that countries around the world will seize. 5G will likely breed more business opportunities.

T-Mobile merges with Sprint to force next-generation 5G
Not long ago, the U.S. Secretary of Commerce stated that building the next-generation 5G mobile network is the top priority for President Trump’s administration. The United States saw a huge opportunity for 5G communications, and thus promoted the merger of wireless operators Sprint and T-Mobile. Its goal was to help the United States gain more chips in the 5G global market.

According to reports, T-Mobile and Sprint have already reached a merger agreement valued at 26 billion U.S. dollars. As the third and fourth largest wireless operator in the United States, this merger is of great significance and will re-price their wireless product portfolio. The combined company said it will invest US$40 billion over the next three years. This bonus will be used to upgrade the network to accommodate the demand for 5G communications.




The Federal Communications Commission of the United States has already stated in February that it plans to start a new high-frequency spectrum auction later this year to accelerate the development of the next-generation 5G network. U.S. operators have spent billions of dollars to acquire spectrum and have begun to develop and test 5G networks that are expected to be at least 100 times faster than current 4G networks and reduce latency to less than one thousandth of a second.

The merged company will continue to use the name "T-Mobile". T-Mobile's original CEO, John Legere, will serve as CEO of the new company. Tom Hoettges, chairman of Deutsche Telekom's board of directors, will serve as chairman of the board of directors. Softbank CEO Sun Jung will also join the board of directors. After the merger, the company will have more than 120 million users and have a 42% stake in Deutsche Telekom.

Ooredoo Launches World's First Commercial 5G Network
Since 2016, Qorte telecom operator Ooredoo has been actively deploying 5G plans. After completing local 5G trials, it also launched a 5G commercial service trial with Qatar Airways. Ooredoo has launched the world's first commercial 5G network, 5G Supernet, and is expected to implement standards-compliant, on-site 5G NR services in Doha, Qatar.
On May 14th, Ooredoo announced the "First Stage" 5G super network launched in Doha's 3.5GHz band, covering a few miles from Qatar's Pearl Island to Hamad International Airport. Mobile 5G service covers some popular areas. , such as Katara Cultural Village, Sai Wan, and Binhai Road.
With the completion of the operator's infrastructure, 5G services will become a new economic growth point, providing the necessary foundation for a series of innovative scenarios, including driverless cars, smart roads, virtual/augmented reality, and national service UAVs. and many more.

According to reports, Ooredoo has promised to provide so-called client devices (CPEs) and smart phones by June 2019. Client devices refer to fixed 5G hardware, such as computer modems. These devices will remain in the user's home to help connect devices such as mobile phones to 5G networks, but the company may also offer wireless 5G hotspots.

Sprint launches fifth-generation network in the United States

The merger of Sprint and T-Mobile may change the time of the 5G networks launched by the two operators, but before the merger is completed, Sprint is still maintaining its own 5G service plan. Recently, Sprint announced that it will launch 2.5GHz spectrum in New York City, Phoenix, Arizona and Kansas City, Kansas. These markets will experience Sprint's fifth-generation network for the first time in the first half of 2019.
Prior to April 2018, Sprint brought 5G network facilities to Chicago, Dallas, and Los Angeles, and then expanded to Atlanta, Houston, and Washington, DC. This hardware includes, in particular, the Massive MIMO wireless antenna, which allows compatible devices to send and receive data on multiple wireless channels at once, radically increasing the transmission speed.
To prepare for the upgraded network, Sprint began installing thousands of massive MIMO wireless devices in several large cities last month. Before the introduction of 5G services, engineers will need to optimize 4G wireless, and a large number of MIMO devices can support both LTE and 5G.
At the same time, T-Mobile plans to launch 5G services in Dallas, Las Vegas, Los Angeles and New York City early next year. The merger of T-Mobile and Sprintis should incorporate its licensed wireless spectrum as soon as possible, and the unified workforce can achieve the required technology faster. However, from the current point of view, Sprint is still advancing its own plan.

AT&T opens 5G service in more than 100 regions
The battle for fighting in the 5G field has already begun. AT&T, the largest carrier in the United States, plans to provide 5G in 12 cities before the end of this year, and has already launched an accelerated version of LTE in more than 100 locations. This company has a powerful wireless 5G network operator. May defeat Sprint.
The operator has launched a network called 5G Evolution in parts of 117 new markets, and the total number has reached 141. In addition, AT&T also introduced LTE-LAA, an unlicensed spectrum with faster LTE connections, used in parts of Boston, Sacramento, and McAllen, Texas.
AT&T is speeding up its pace of deployment to take full advantage of its enhanced infrastructure and prepare to upgrade to next-generation wireless networks. For example, at Waco, Atlanta, and Dallas, by the end of 2018, they will receive true 5G services and use 5G Evolution.



According to AT&T, 5G Evolution can provide theoretical peak speeds up to 400 Mbps, while LTE-LAA can provide speeds up to 1 Gbps. However, whether or not the speed is true, the experience needs to have devices that can connect them. It is reported that currently supported devices such as Samsung's Galaxy S8, LG V30, and Moto Z2 Force Edition can support 5G Evolution.
Verizon will open 5G in Los Angeles this year
As the second largest operator in the United States, Verizon's layout in 5G is not far behind and promises to launch 5 Gin Sacramento in 2018. Verizon is currently focused on providing fixed 5G services for the home Internet and launching wireless services after six months. However, it is not expected to be able to provide services for 5G mobile devices until the beginning of next year.
Lowell McAdam, chairman and chief executive officer, confirmed that Los Angeles is one of the first cities for residential 5G airlifts, followed by Sacramento and other regions still planning. Verizon was originally designed to bring three to five cities, and the company has now locked four as its first launch.
However, the current 5G technology is still in its initial stage, and the speed may not achieve the desired results. Even if U.S. operators are vigorously deployed, virtually no operators can provide true 5G services before 2019. In addition, devices that support 5G mobile phones or tablets will not appear prematurely.

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