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5G Cellular Mobile Communication Technology.

5G Technology

5G technology and mobile communication provide a higher performance as compare to the previous generation of the mobile communications system.

5G technology is not a new version of the mobile communication system. This evolving from 1G,2G,3G, and 4G. It provides a new approach and giving an omnipresent connectivity. 

5G technology is very different as compared to the previous system and had evolved driven more also, and the new 5G technology has been driven by precise uses ad applications.

5G mobile technology has been driven by the omnipresent connectivity for the applications and diverse as automotive communications, for huge video download, haptic feedback, as well as used for low data rate applications like remote sensors and IoT.

5g support a wider range of applications and provide us a greater flexibility from low data and the requirements of internet of thing is very low latency applications and very fast data rate.

 5G mobile Communication Technology Standardization

5G mobile communication system is administered by a series of standards. Such as building on 2G GSM and then 3G UMTS and then 4G LTE and the 5G standard under the 3GPP.

3GPP standards are modernized as specific releases every release refining element that described and introducing the new functionality.

Overview of 5G Cellular systems

First Generation 1G

First-generation phones are cellular and analog phones. The first generation offers a very low level of spectrum efficiency as well as security.

Second Generation 2G

Second generation based on digital technology and this could be offered a better level of spectrum efficiency and as well as the security and a new feature in this generation such as text message with very low data rate communication. 

Third Generation 3G

The third generation was providing us high speed of data, and this technology allows 14Mbps data.

Fourth Generation 4G

This generation was totally based on the all-IP and providing a high data rate up to the 1 Gbps.

Fifth Generation 5G.

Fifth-generation providing a very high speed of data transfer also download huge video in a few seconds. Also, this generation has low latency and high data rate. For example, autonomous vehicles with rad infrastructure to provide us a safe transport also the example of surgeon performs a surgery remotely and using a 5G link both are the examples of low latency and high data rate mobile communication system. 5g mobile communication technology offers new capabilities and omnipresent connectivity. This generation used for not only base stations but also several small cells as well.   

5G Communication System

5G cellular mobile communication system is a major and big shift to operate the mobile communication network. 

5G New Radio, 5G NR

This is the new name of the 5g radio access network in this network consist of many new elements also using a very flexible technology system, and this system responds to a different and needs of mobile users they are a small IoT node and high data user mobile.

5G NextGen Core Network

Initially, deployment of the 5G communication network used and utilized the core network of LTE. this network transfers to a flatter structure and provide a low latency and data rate.

5G Technology

Waveforms and modulation

One of the most important debates, when 5G was being established, was based around the type of waveform to be used. In the end, the system was based around OFDM, with real modulation formats reliant on upon the link in this include QPSK, 16QAM, 64QAM, 256QAM, and used uplink for DFT-OFDM is used, π/2-BPSK can also be used.

Multiple Access

Again, a variation of access systems was deliberated, but for the 5G New Radio system, OFDMA was executed. For the downlink, CP-OFDM was used for uplink system CP-OFDM, or DFT-OFDM could be used.

Millimeter-Wave Communication

This communication was not implemented for the initial placements of the 5G communication system. The millimeter-wave communication system required many base stations to give the coverage.

In research for the implementation of millimeter-Wave, frequencies are being assigned and fall within the FR2 set of allocations.

Massive MIMO with beam steering

The antenna technologies for 5G have provided important chances for improvement of the performance over 4G. Massive MIMO was used with 4G LTE; the expertise has been taken further.

 Beam-steering technology has also been accepted to permit the transmitter and receiver antenna beams to be focused towards the mobiles with the communication. Each mobile can have its own beam, using the latest and advanced antenna technology, and beam steering focused the communicated power where it is essentially required and reduces interfering between mobiles. This gives a significant enhancement in performance.

Dense networks

Reducing the size of cells affords a much more effective use of the existing spectrum. The large microcells will be reserved for general communications; several small cells will be deployed to confirm the data Capacity.

Using a smaller cell gives abundant greater frequency re-use, and as a result, the overall network can provide a meaningfully increased level of data capacity. And the data usage is growing rapidly; this is a clear requirement.

These are the main techniques being developed for use within 5G.

5G timeline and dates

5G mobile communication technology developed rapidly, and the first deployment went live in 2019, and furthermore, deployments soon followed. Also, the new handsets were launched, and the new technology enables the users to take advantage of high download speed.

5G mobile communications System is speedily developing, and it is fetching the technology that everyone is moving near. 5G technology accommodates the super-fast speeds required of it, also be conceivable to accommodate the low data rate requirements for IoT and applications. As such 5G mobile communications will be a huge number of different applications and accommodate several different data types.

About Hafsa Bint E Akram

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