5G Network Deployment Process and Planning

Deploying a 5G network requires careful planning and execution. The process typically begins with a thorough site assessment, which involves evaluating the existing infrastructure and identifying the best locations for new cell sites.

Site selection is a critical step in the 5G network deployment process, as it determines the overall performance and coverage of the network. Factors such as population density, terrain, and existing infrastructure are taken into account to ensure optimal coverage.

A detailed site assessment is usually conducted by experts who use specialized equipment to measure signal strength and interference. This helps to identify potential issues and ensure that the new cell sites are strategically located to provide reliable coverage.

The planning phase also involves designing the network architecture, including the placement of equipment, fiber optic cables, and power sources.

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Deploying a 5G network is a complex task that requires careful planning and execution. The sheer volume of antennae required for millimeter wave deployment introduces logistical challenges that can only be addressed through incremental deployment.

Telecom companies will likely encounter several challenges as they continue designing and installing 5G networks, including significant investment costs and technical challenges such as network compatibility and integration. Partnering with a reputable and experienced network provider can mitigate these challenges.

Here are some key challenges that 5G network deployment faces:

The deployment of a private 5G network is a meticulous process that involves several critical stages, each requiring careful planning and execution.

Deploying a 5G network can be a complex task, but there are ways to make it more manageable. One approach is to consider a multi-vendor strategy, as research has shown that Tier 2 and 3 telcos are using this approach to deploy 5G SA.

To successfully deploy 5G, it's essential to have the right tools and expertise. VIAVI offers a range of products and solutions that can help with 5G deployment, including network planning, optimization, and testing. With their help, you can overcome the challenges of 5G deployment, such as the high cost of equipment and infrastructure, and the technical complexities of network compatibility and integration.

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Here are some key considerations for 5G deployment:

By considering these options and working with a reputable partner like VIAVI, you can ensure a successful 5G deployment and unlock the full potential of this new technology. With their expertise and support, you can overcome the challenges of 5G deployment and deliver a high-quality network that meets the needs of your customers.

The process of deploying a private 5G network is a complex one. It involves several critical stages, each requiring careful planning and execution, as seen in the deployment process of a private 5G network.

The deployment process can take several months to a year or more to complete, depending on the scope of the project. This lengthy timeframe is due to the meticulous nature of the process.

Careful planning is essential to ensure a smooth deployment. This includes assessing the site survey, site acquisition, and site preparation, all of which are critical stages in the deployment process.

Each stage of the deployment process requires meticulous attention to detail. This ensures that the network is designed and deployed correctly, minimizing the risk of errors or delays.

The initial consultation is a crucial step in deploying a 5G network. This stage involves working with a 5G network provider to assess the business's specific needs and objectives.

Factors such as the physical layout of the premises and the density of users and devices are crucial considerations in this stage. The types of applications to be supported also play a significant role in determining the network design.

Collaborating with a 5G network provider helps to identify the business's operational requirements and future growth plans. This stage sets the foundation for a tailored network design that aligns with the business's needs.

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In certain countries, there is a shortage of skilled technicians, engineers, and project managers who are essential for network deployment.

Recruiting, training, and upskilling staff to support 5G network deployment will be critical.

Network planning and design are crucial steps in 5G network deployment. A detailed site survey is conducted to assess the physical and radio environment where the network will be deployed.

Potential obstacles that could interfere with radio signals are identified, and optimal locations for installing equipment and antennas are determined. This information is used to formulate a comprehensive network design, detailing the deployment of various network components.

Fiber connectivity is also a key aspect of 5G network design. Telecom firms may need to invest in expanding fiber optic networks to handle the high volumes of data transmitted from the 5G core network. The cost of fiber optic cabling and installation can be very high, but it's a necessary investment for 5G network deployment.

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The 5G network deployment is expected to unfold in several phases. The starting point will be based on Non-standalone systems using Dual Connectivity in mid bands.

This approach will accelerate the deployment of New Radio (NR) technology, targeting only Enhanced Mobile Broadband (eMBB). It's a smart move, as NR will bring additional bandwidth, offering a quick capacity boost to existing systems.

A different take: Voice over NR

To overcome key challenges like Dual Connectivity and Interference issues, features like Single Uplink Operation or Dynamic Power Sharing will play a crucial role.

In the second phase, the focus will shift to increasing the footprint of NR by deploying it in low bands. Dynamic Spectrum Sharing will be a key feature in this phase, which will also create a base for Voice over New Radio (VoNR) deployment.

Carrier Aggregation will be essential in the subsequent phases, bringing mid/high bands together with low bands to ensure both capacity and coverage. This will make the overall system ready to migrate from Non-standalone to Standalone systems, which is the ultimate target of 5G deployment.

For another approach, see: Use 5g Standalone Network

A site survey is a crucial step in network planning, where technicians assess the physical and radio environment to identify potential obstacles that could interfere with radio signals.

This involves visiting the site to understand the terrain, buildings, and other structures that could impact signal strength and coverage.

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A comprehensive network design is formulated based on the insights gained from the site survey, detailing the deployment of various network components.

The design must take into account the specific needs of the site, including the number of users, data throughput requirements, and security considerations.

Engineers must conduct meticulous line-of-sight analysis to ensure that base stations are positioned correctly to provide optimal coverage, especially for high-band mmWave 5G which attenuates rapidly over short distances.

Obstacles such as foliage can disrupt signals, so engineers must carefully plan the location and position of base stations to minimize interference.

Fiber backhaul connectivity is crucial for 5G networks to offer promised speeds. A backhaul network that can handle high volumes of data transmitted from the 5G core network will be required.

High-band mmWave 5G attenuates rapidly over short distances, making fiber connectivity essential for reliable data transmission. Despite advancements in IAB technology, a high percentage of 5G backhaul will remain fiber-based.

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Connections between the next generation core (NGC) and NR active antennae are completed using a fiber pathway. PON architecture has proven to be a useful option for scaling to meet increased throughput demands.

Just one dust particle as small as 1 micron can lead to a network installation failure. Loose connections, radio fallout, and rolled fibers are common installation issues that can cause problems.

A visual fault locator (VFL) can easily identify trouble spots when signal continuity is lost. Thorough validation of power levels and detailed loss testing using an OTDR can keep 5G cell site integration on track.

The cost of fibre optic cabling and installation can be very high, making it essential for telecom firms to invest in expanding fibre optic networks.

Planning permissions can be a major obstacle to 5G network deployment, particularly with mmWave spectrum base stations that require dense networks around urban areas.

Installing these base stations on street lamps, bridges, buildings, and other structures can be delayed due to local planning laws that must be navigated in many cities.

In fact, planning permits remain a major issue, which can delay deployments of 5G public networks.

Consider reading: 5g Network Planning

Private cloud benefits are numerous, and they can be a game-changer for businesses looking to take their network planning and design to the next level. By leveraging a private cloud, you can enjoy enhanced network reliability and performance, ensuring stable and uninterrupted service, especially in sectors like manufacturing and healthcare.

With a private cloud, you have the flexibility to customize and control the network to meet your specific needs. This means adjusting bandwidth allocations and prioritizing certain types of data traffic, which can be a huge advantage for industries with unique application requirements.

Private clouds also offer superior security and data privacy, with advanced encryption, dedicated spectrum, and network slicing capabilities. This is particularly important for industries like financial services, government, and defense, where data protection is a top priority.

Low latency is another significant benefit of private clouds, enabling real-time data processing and instantaneous decision-making. This is crucial for applications like autonomous vehicles, remote surgery, and industrial automation, where every millisecond counts.

Here are some key benefits of private clouds at a glance:

Commissioning and Support is a crucial step in the network planning and design process.

The final step in deployment is commissioning the network, marking its official transition into operational status. This is a significant milestone that requires careful planning and execution.

Continuous monitoring and maintenance are essential to address any issues that may arise and to update the network as technology evolves and business needs change.

A handover to the business's in-house team or an ongoing support agreement with the network provider is typically arranged after commissioning. This ensures that the network remains stable and secure over time.

There are several key aspects to consider when it comes to 5G network architecture. Scalable, accurate, and efficient test solutions are necessary to support the various network deployment models.

Integration of virtualization elements and edge computing, fronthaul, and backhaul network configurations are additional considerations. Small cell placement strategies, MIMO application, and spectrum allocation make each 5G NR installation unique.

The 5G deployment plan, "Way Forward on the overall 5G-NR eMBB workplan", was created by 45 major players in the LTE wireless industry in March 2017, committing to non-standalone (NSA) 5G trials and deployment.

Key features of the 5G core include Service Based Architecture, Network Slicing, and QoS Differentiation.

In the world of 5G, there are numerous options to consider when it comes to deployment. One of the key considerations is the integration of virtualization elements and edge computing, fronthaul, and backhaul network configurations. This level of customization requires scalable, accurate, and efficient test solutions to support the available network deployment models.

There are several 5G deployment options, including non-standalone (NSA) and standalone (SA) cores. Some operators have chosen to deploy a non-standalone core first, leveraging existing 4G LTE network assets, while others have opted for a standalone core from the start.

A non-standalone core, like the one used by Deutsche Telekom in Germany, allows for broader national coverage to be delivered faster. However, this approach may not offer the same level of speed as a pure 5G standalone core.

In contrast, a standalone core, like the one deployed by DISH in the USA, offers greater capabilities and flexibility, but may require more time and resources to implement. It's essential to consider the specific needs and goals of your network when deciding between these options.

Here are some key considerations for each option:

Ultimately, the choice between a non-standalone and standalone core will depend on your specific needs and goals. It's essential to carefully consider the pros and cons of each option before making a decision.

A private network is a game-changer for businesses and organizations that require high-level security, customization, and control.

Private 5G networks offer dedicated bandwidth, ensuring stable and uninterrupted service, which is particularly vital for sectors like manufacturing and healthcare.

With a private network, businesses can tailor the network to their specific needs, adjusting bandwidth allocations and prioritizing certain types of data traffic.

This flexibility allows for optimized network performance, catering to the unique requirements of different applications.

Take a look at this: 5g Private Network Use Cases

Private 5G networks also provide superior security and data privacy, with advanced encryption, dedicated spectrum, and network slicing capabilities.

These features are indispensable for industries that handle sensitive data, such as financial services, government, and defense.

Here are some key benefits of private 5G networks:

Private 5G networks can be deployed as a standalone activity or in conjunction with the RAN and Core of a commercial network, offering organizations flexibility in their approach.

Deployment can be completed in a variety of ways, depending on company size and resources, and many corporate 5G deployments are intended to either replace or bolster existing private WiFi networks.

The mid-band spectrum is often referred to as the "Goldilocks" spectrum because it offers a just right compromise between speed and signal integrity.

This spectrum is located between 1GHz - 2.6GHz and 3.5GHz - 6GHz, providing a good balance between the speed of millimeter wave and the signal integrity and range of low-band frequencies.

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The C-band frequency range, between 3.7 and 3.98 GHz, is especially appealing for 5G deployment due to its optimal balance of speed and signal integrity.

Many operators are "refarming" 3G bands for 5G to utilize the mid-band spectrum, which is in high demand for sustainable 5G deployment.

In 2020, the FCC auctioned 280 MHz of C-band spectrum to the private sector, further alleviating the deficit in available mid-band spectrum.

Additional reading: Spectrum 5g Internet

Deploying a private 5G network requires a well-thought-out selection of sophisticated equipment. This equipment lays the foundation for a network that meets today's demands and is scalable for future needs.

The 5G Radio Access Network (RAN) comprises advanced antennas and base stations that support massive MIMO technology, enhancing signal capacity and coverage. A 5G core network acts as the backbone of a private 5G network, orchestrating various functions such as authentication, session management, and data routing.

A private 5G network's efficiency heavily relies on its routing and switching infrastructure, which directs data traffic within the network and to external networks. This equipment needs to be high-performance, supporting the low-latency, high-throughput characteristics of 5G.

Some key network components and equipment include:

Deploying a private 5G network requires a well-thought-out selection of sophisticated equipment. This equipment lays the foundation for a network that meets today's demands and is scalable for future needs.

The 5G Radio Access Network (RAN) is a crucial component, comprising advanced antennas and base stations that support massive MIMO technology, enhancing signal capacity and coverage.

A 5G core network acts as the backbone of a private 5G network, orchestrating functions such as authentication, session management, mobility management, and data routing. It's designed to be more flexible and scalable than its predecessors.

User equipment, including devices like smartphones and tablets, must be compatible with the network's frequency bands and protocols. In a private 5G setup, this is crucial for ensuring seamless connectivity.

In environments where coverage needs to be dense and highly reliable, small cells and Distributed Antenna Systems (DAS) play a crucial role. They help extend coverage and increase capacity by bringing the network closer to the user.

Network routing and switching equipment directs data traffic within the network and to external networks. This equipment needs to be high-performance, supporting the low-latency, high-throughput characteristics of 5G.

Edge computing hardware, such as servers and storage units, must be deployed within the network's proximity to facilitate real-time data processing and analytics.

Here are the key equipment components needed for a private 5G network:

Beamforming is a technique used in 5G networks to focus wireless signals toward a specific receiving device. This is particularly important in the FR2 band (24.25 – 52.6 GHz).

The effective combination of massive MIMO, beamforming, and spatial multiplexing enhances 5G coverage. Constructive interference is the scientific principle used to improve 5G coverage in the FR2 band by strategically layering signals from each small array.

Beamforming infrastructure is deployed to optimize the phase and amplitude of each antenna to produce a much higher gain directional overall. The 3GPP standards provide flexibility with respect to beamforming policies and SSB location, but this lack of standardization can create challenges for defining 5G beamforming test practices.

The beamforming technique can be used to improve bandwidth and coverage by combining multiple signals constructively.

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Fiber plays a crucial role in 5G deployment, with a high percentage of 5G backhaul remaining fiber-based.

Connections between the next generation core (NGC) and NR active antennae are completed using a fiber pathway.

PON architecture is a useful option for 5G fronthaul and midhaul applications, as it can be easily scaled to meet increased throughput demands.

Just one dust particle as small as 1 micron can lead to a network installation failure, making fiber hygiene essential during 5G deployment.

A visual fault locator (VFL) can easily identify trouble spots when signal continuity is lost.

Fiber connectivity for backhaul is essential for 5G to offer promised speeds, requiring telecom firms to invest in expanding fibre optic networks.

The cost of fibre optic cabling and installation is often very high, making it a significant investment for telecom firms.

Network performance is thoroughly tested before deployment to ensure it meets expected standards of speed, latency, and capacity.

Testing includes stress testing under various conditions, security vulnerability assessments, and quality of service evaluations.

Based on test results, network parameters may be fine-tuned to optimize performance.

For your interest: 5g Network Testing

LuxCarta has been providing maps for every generation of mobile network deployment for over 30 years. They offer essential tools to help deploy 5G networks.

Their RF planner solution uses high-resolution satellite images and a proprietary machine learning algorithm to analyze any area, identify terrain, and classify landscape features such as terrain, manmade features, and vegetation. Human experts validate this to provide detailed, reliable, easy-to-use 2D and 3D maps.

Technicians, engineers, and project managers at telecom companies are already using LuxCarta to identify obstacles, such as terrain, trees, and buildings, and precisely plan the location of base stations and antennas.

By understanding the layout of an environment in advance, technicians and engineers can save time on site visits. This reduces the time they spend conducting site assessments and traveling to sites.

LuxCarta's maps let you identify sites to install equipment with pinpoint accuracy, allowing projects to be run far more smoothly. This means resources are used as productively as possible, improving efficiency and saving time and money.

Testing and optimization are crucial steps in network management. Before a network goes live, extensive testing is conducted to validate its performance and reliability.

This includes stress testing under various conditions to ensure the network can handle heavy traffic. Security vulnerability assessments are also conducted to identify potential weaknesses.

Quality of service evaluations help determine how well the network meets the expected standards of speed, latency, and capacity. Based on the test results, network parameters may be fine-tuned to optimize performance.

Network administrators can fine-tune network parameters, such as adjusting buffer sizes or packet sizes, to optimize performance.

Deploying a 5G network can be a costly endeavor, with estimates suggesting it can cost upwards of $100 billion to deploy a nationwide 5G network.

The high cost is largely due to the need for massive investments in infrastructure, including the installation of new cell towers and small cells, as well as the purchase of 5G-compatible equipment.

The cost of deploying a 5G network can also be broken down into various components, including the cost of spectrum licenses, which can range from $1 billion to $10 billion per year.

A study by Ericsson found that the average cost of deploying 5G in a single city is around $2 billion.

To put this into perspective, the cost of deploying 5G is roughly equivalent to the annual GDP of a small country.

The cost of setting up a 5G network is a significant investment. 5G macrocells, a core part of network architecture, can cost around $200,000 to set up.

Individual small cells are priced at around $10,000, which can add up quickly for larger networks. This high cost is one of the main challenges businesses face when implementing 5G technology.

The expense of 5G hardware is a major factor in the overall cost of implementing a 5G network.

The cost of spectrum is a significant expense for telecom companies. They're paying enormous sums of money on 5G spectrum auctions.

In the United States, the four major telcos spent $100bn on 5G midbands in 2022. Similar spending is being seen elsewhere, indicating a global trend.

There remains much uncertainty about the potential return on investment for these companies. They're taking a big risk by spending such large sums of money on spectrum.

5G network deployment requires a specialized tool kit to support implementation, which includes fiber testing, OTA verification, beam analysis, coverage, and throughput testing.

Each phase of 5G NR deployment has its own unique requirements, and operators have developed individual Method of Procedure (MOP) to meet these needs.

The TM500 network tester can assess the complete 5G network user experience, including simulated interactions with other users and typical real-world device behavior such as emailing and streaming.

This level of testing is crucial to establish 3GPP conformance and quality of service prior to activation of 5G signals.

The OneAdvisor 800 combines real-time spectrum and interference analysis with 5G beam analysis capabilities, making it an optimal solution for massive MIMO and antenna beam validation.

It also includes built-in fiber test and inspection capabilities for added 5G deployment versatility.

NITRO Mobile is a scalable, real-time intelligence platform that captures, locates, and analyzes mobile events for exceptional user experience insights.

This level of intelligence is essential for capturing the monetization opportunities created by advanced applications such as the IoT and autonomous vehicles.

The initial phase of 5G deployment will start with the existing 4G EPC core, which means 5G core is not instantly needed. This arrangement is called Non-standalone system, and it's the basis for all major deployments happening globally.

In a Non-standalone system, the UE will be served by both eNB and gNB in both Downlink and Uplink, with eNB acting as an anchor carrier. The control plane will be with eNB, and gNB will only serve the user plane.

This setup is mainly referred to as Option 3x deployment mode, which is the most popular choice globally in the initial phase. With multiple network entities involved, the way they are interworked and interconnected defines the various deployment options.

The ultimate goal for any Network would be to achieve Option 2, also called Standalone system, where the gNB will be connected to 5GC. However, the question remains – would there be a direct migration from Option 3 to Option 2?

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