Tuesday 26 February 2019

What is 5G Next Generation Network?
In today’s growing digital world every consumer needs more data speed and surfing data on the Internet. To  Finish this high requirement today world move from 4G to the 5G world. This year, the world's first 5G network was launched, promised faster data transfer speed and lower latency. In addition, 5G has opened the way for new industrial applications and has become a key factor in achieving a “smart city”. 5G provides a better network for our increasingly technological world today. So, Our Main Question what is 5G?

What Is 5G?


5G, just like 4G technology, is an evolving standard, which is planned for and created by the 3rd Generation Partnership Project (3GPP) and International Telecommunications Union (ITU). The ITU’s IMT-2020preparations and 3GPP Release 15 specification lay the foundations for early 5G technology and rollouts.

This specification outlines the 5G technologies required to build a futuristic network. High-frequency mmWave base stations, WiFi mid-small cells almost or lower 6 GHz, beamforming, and large-range multiple input and output (MIMO) are just a few of the more common techniques. There are also some major changes in data coding and infrastructure network slicing, but these changes are rarely discussed. These are new technologies compared to today's 4G LTE networks.

The 5G standard is divided into two key parts – New Radio (NR) and Non-Standalone (NSA). Today’s first 5G networks will be based on NSA, and are planned to eventually transition over to SA once that part of the specification is finalized in the ’20s. However, Verizon plans to adopt the mainstream 5G later. So, Again Now Main Question is How're 5G works?



How're 5G Network works?


The most commonly talked about 5G technology is mmWave, but operators will also take advantage of the new spectrum to lower the 6GHz WiFi area, based on low-frequency bands below 1GHz and the existing 4G LTE bands too. There are currently a large number of unused high frequencies called millimeter waves. The higher the frequency, the more available bandwidth, but the technology is shorter than the range of low-frequency coverage used in 4G LTE.


The overall idea general is to greatly increase the amount of spectrum available by combining the pros and cons of all these different frequencies. Combining more spectrum with carrier aggregation (sending data over multiple pieces of the spectrum) allows consumers for more bandwidth and much faster speeds.



So, what key Features works for 5G?

Here’s a breakdown all the 5G  key technology terms that you need to know:


Massive MIMO: Multiple antennas on base stations continually serve multiple end-user devices at once. Designed to make high-frequency networks much more efficient and can be combined with beamforming.



Low-band basebands: Very low frequencies below 800MHz. Covers a very long distance and it is omnidirectional to provide blanket backbone coverage like carpet-based trunk coverage



mmWave: High frequency between Between 17-100GHz, with extremely high bandwidth for fast data. Most operators carriers aim to be used in the 18-24 GHz range. This short-range technology will be used in densely populated areas.



Beamforming: This is used in mmWave technology and lower than 6GHz base stations directing waveforms towards consumer devices, such as bouncing waves off buildings. A key technology in overcoming the high range and direction limitations of high-frequency waveforms.



Sub-6GHz: A operates in WiFi-like frequency between 3-6 GHz. Small cellular hubs or more powerful outdoor base stations that can be deployed indoors, like the existing 4G LTE, with medium coverage. Most 5G spectrum can be found here.


Although many carriers like to talk up fancy advancements in mmWave technology, 5G networks are actually a combination of everything. The various combination technologies can be thought of in three tiers, which Huawei explains neatly in many of its papers.

Low range frequency bands that can be repurposed from radio and TV make up the “coverage layer” at sub 2GHz. This provides wide-area and deep indoor coverage and forms the backbone of the network. There’s the “Super Data Layer” made up of high-frequency spectrum known as mmWave that suits areas requiring extremely high data rates or population coverage. Then the “coverage and capacity layer” sits between 2 and 6 GHz, which offers a good balance between both.
In Conclusion,5G allows consumers to connect and leverage the profits of this wide range of spectrum for faster, and more reliable coverage.




5G vs 4G – key differences

Compared to 3.5G,4G LTE, 5G networks will be consistently much faster. Minimum user rate speeds increase from just 10Mbps to 100Mbps, a 10x increase. also, delay or Latency is set to fall by a similar amount, from 10ms to just 1ms when compared to LTE-Advanced. The big increase in bandwidth also means that 5G will be able to handle up to one million devices per square kilometre, another which is 10 fold increase than LTE-A, all with a 10x boost to network energy efficiency.


As we have covered previously, the range of networking technologies greatly increases too. LTE has undergone many improvements over the years. From the introduction of 256QAM and carrier aggregation with LTE-A to support for wider use of unlicensed spectrum through LAA, LWA, and Multefire with LTE-A Pro. This is why today’s 4G network is much faster than those built during the initial rollout all those years ago.


5G advances another step further, mandating the use of 256QAM and improving carrier aggregation technology to support more flexible carrier bands across the unlicensed spectrum, sub-6GHz, and mmWave frequencies. The image below from Arm all the way back in 2016 explains this core difference rather succinctly.


Where you can Advance use Of 5G?



Autonomous vehicles:

Nowadays see autonomous vehicles rise at the same rate that Technology is deployed across the world. In that trend, your vehicle will communicate with other vehicles on the road, So That Can provide information about other cars about road conditions, and Giving a Condition performance information to drivers and automakers. If a car brakes quickly up ahead, yours may learn about it immediately and preemptively brake as well, preventing a collision. So, you can use the Autopilot System. This kind of vehicle-to-vehicle communication could give you ultimately save & make safe thousands of lives.

Remote device control:
One of great feature 5G has very low latency, Because of this feature-heavy machinery can be remote control will become a reality. Also, the Main goal is to reduce risk in hazardous environments, in-short this feature allows technicians with specialized skills to control machinery from anywhere in the world.

Public safety and infrastructure:
5G will make cities and other municipalities to operate more easily & efficiently. Because of 5G companies will be able easily to track usage Utility remotely. Also, sensors can notify public works departments when a major incident like streets lights go out, drains flood or Traffic Light Signal Not works, and municipalities will be able to install surveillance cameras and manage cities better ways.

IoT:
5G's most exciting and crucial aspects of effect on the Internet of Things. In today world technology keeps growing and currently, we have sensors that can communicate with each other, With 5G speeds and low latencies, the IoT will be powered by communications among sensors and smart devices. So, In-short nowadays smart devices on the market require fewer resources, but huge numbers of these devices can connect to a single base station, So, that point 5G making them much more reliable.



5G network as an around Global

The world is gearing up for the launch of 5G, both network operators and device manufacturers. As with the adoption of 4G LTE networks, 5G will be a staged process and some countries will launch their networks well ahead of others.


The mid-2019 is a day to eye on, as both 5G smartphones and networks will be open & available to the first of consumers. However, by 2020 and 2021,the increment of deployment is expected to expand globally 50%. Even by 2023, only 80% of consumers are expected to have 5G smartphones and network connections.

Over the last few years network consulting has become my passion. I have dedicated myself to learning new technologies and applying them on the field. While I do specialize in Cisco networking, I have worked with a wide verity of network vendors such as Palo Alto, Juniper, radware, Dell, Fortinet, HP, Netbrain and Watchguard. As an IT consultant I have worked with both small and enterprise sized company's and had the chance to troubleshot many different issues. I make sure to design and recommend things based on best practices. Other skills I have acquired include DNS, DHCP, VPN, IPSec, and wireless.

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