Mobile connectivity has become an expectation rather than a convenience. People expect uninterrupted access to calls, messaging applications, digital payments, video conferencing, cloud platforms, and entertainment services regardless of whether they are at home, in a hospital, shopping mall, office tower, or residential complex.

Yet strong outdoor coverage does not always translate into reliable indoor connectivity.

Modern buildings are often constructed using materials and designs that weaken mobile signals before they reach occupants. As buildings become taller, denser, and more technologically advanced, maintaining indoor network performance has become a critical infrastructure consideration rather than an afterthought.

This is where in-building solutions, commonly known as IBS, play an important role.

What is an in-building solution (IBS) in telecom?

An in-building solution is a telecom infrastructure system designed to provide consistent mobile network coverage and capacity inside buildings and enclosed environments.

While outdoor telecom towers are designed to cover broader geographical areas, they may struggle to penetrate indoor spaces effectively. Building materials such as reinforced concrete, energy-efficient glass, steel structures, and basement layouts can reduce signal strength significantly.

IBS addresses this challenge by distributing mobile signals throughout the interior of a building through dedicated infrastructure.

The objective is simple:

• Improve indoor voice quality.
• Support uninterrupted data connectivity.
• Minimise dead zones.
• Enhance user experience.
• Ensure networks can handle indoor traffic demand.

The need for indoor coverage continues to grow. More than 70 percent of mobile data usage in India originates from indoor locations. As people spend increasing amounts of time inside commercial and residential spaces, indoor connectivity has become essential to daily operations and customer experiences.

For developers and facility operators, planning for indoor coverage early can prevent costly retrofits and user complaints later.

Why does IBS matter today?

Indoor connectivity affects far more than convenience.

Poor network performance can influence customer satisfaction, employee productivity, tenant retention, and even emergency communication capabilities.

Consider the following scenarios:

• Patients and healthcare staff relying on uninterrupted communication within hospitals.
• Office employees attending virtual meetings and accessing cloud applications.
• Shoppers making digital payments inside large retail environments.
• Residents expecting high-quality mobile connectivity throughout apartment complexes.
• Visitors navigating convention centres and public venues.

In each of these situations, unreliable indoor coverage creates operational friction.

IBS provides the infrastructure required to support growing digital expectations while enabling mobile operators to deliver better experiences to their subscribers.

What types of buildings require IBS?

Not every building requires a dedicated in-building solution. However, certain environments commonly benefit from IBS because of their size, complexity, occupancy patterns, or construction characteristics.

Shopping malls and retail destinations

Retail spaces attract large numbers of visitors who actively use mobile services.

Consumers compare products online, use loyalty applications, access digital payment platforms, communicate through messaging applications, and share experiences through social media.

Reliable indoor coverage supports these behaviours while improving the overall customer experience.

Hospitals and healthcare facilities

Hospitals depend heavily on communication.

Medical teams coordinate patient care across departments. Visitors rely on mobile connectivity for updates and communication. Administrative functions increasingly operate through digital systems.

Reliable indoor coverage supports these activities within environments where communication delays can have serious implications.

High-rise residential buildings

Tall residential structures often experience uneven signal distribution.

Buildings above ten floors can experience signal degradation of up to 60 percent without dedicated indoor coverage systems.

As residents increasingly work remotely and consume digital services from home, connectivity expectations continue to rise.

Commercial office buildings

Modern workplaces depend on mobile connectivity alongside fixed broadband infrastructure.

Employees move between meeting rooms, collaborative spaces, cafeterias, and common areas while remaining connected to business applications and communication platforms.

IBS helps maintain consistent user experiences throughout the premises.

Hotels and hospitality properties

Guest satisfaction increasingly includes digital expectations.

Visitors expect uninterrupted connectivity throughout guest rooms, conference facilities, restaurants, and recreational spaces.

Strong indoor coverage contributes positively to the guest experience.

Mixed-use developments and large complexes

Integrated developments combining residential, commercial, hospitality, and entertainment functions present unique connectivity requirements.

IBS enables a coordinated approach to serving multiple environments through shared infrastructure.

Understanding passive and active IBS components

An effective in-building solution combines multiple components working together to distribute network signals efficiently.

These components are generally categorised as passive and active elements.

Passive IBS components

Passive infrastructure distributes signals without amplifying or generating them independently.

Common passive components include:

• Coaxial cables.
• Fibre optic cables.
• Splitters.
• Couplers.
• Power dividers.
• Connectors.
• Antennas.

Passive systems play a fundamental role in ensuring signals reach intended coverage areas within a building.

Active IBS components

Active elements process, amplify, or manage signals before distribution.

Examples include:

• Signal sources.
• Repeaters.
• Remote radio units.
• Baseband equipment.
• Active DAS components.
• Monitoring and control systems.

These technologies support capacity requirements and enable effective coverage across larger or more demanding environments.

The appropriate architecture depends on factors such as building size, occupancy levels, operator requirements, and anticipated traffic volumes.

How does DAS differ from IBS?

One of the most common questions surrounding indoor coverage involves the relationship between IBS and Distributed Antenna Systems, commonly referred to as DAS.

The terms are sometimes used interchangeably, but they are not identical.

IBS refers to the broader category of indoor coverage solutions.

DAS is one of the technologies that can be used within an IBS deployment.

In simple terms:

• IBS describes the overall objective and solution framework for indoor connectivity.
• DAS describes a specific method used to distribute signals through a network of strategically placed antennas.

DAS deployments may be passive, active, or hybrid depending on the design requirements.

Understanding this distinction helps project stakeholders evaluate indoor coverage solutions more accurately.

The turnkey IBS deployment lifecycle

Successful indoor coverage projects require more than installing antennas.

They involve careful planning, coordination, execution, testing, and integration.

A structured deployment approach reduces implementation risks and supports predictable outcomes.

1. Site survey and assessment

Every deployment begins with understanding the environment.

Technical teams evaluate factors such as:

• Building layouts.
• Floor plans.
• Construction materials.
• Existing infrastructure.
• Occupancy patterns.
• Traffic expectations.
• Signal conditions.

The objective is to identify current challenges and future requirements.

2. Solution design

Assessment findings inform the design process.

Engineers determine:

• Coverage objectives.
• Equipment placement.
• Cable routing.
• Antenna locations.
• Capacity requirements.
• Technology architecture.

The design stage establishes the blueprint for deployment.

3. Installation and implementation

Once approved, infrastructure installation begins.

Activities may include:

• Cable deployment.
• Antenna installation.
• Equipment mounting.
• Integration of passive components.
• Coordination with relevant stakeholders.

Careful execution is essential, particularly within occupied facilities where disruptions must be minimised.

4. Testing and optimisation

Deployment alone does not guarantee performance.

Testing validates whether the solution delivers the intended outcomes.

Teams assess:

• Signal strength.
• Coverage consistency.
• Throughput performance.
• Call quality.
• Handover behaviour.

Optimisation activities address any identified gaps.

5. Integration and handover

The final stage focuses on operational readiness.

Systems are integrated according to project requirements, documentation is completed, and stakeholders receive the necessary support for ongoing operations.

A disciplined lifecycle approach helps maintain quality throughout the project.

Why does OEM-agnostic infrastructure matter?

Buildings often serve users subscribed to different telecom operators.

Deploying separate infrastructure for each operator can increase complexity, consume additional space, and elevate costs.

An OEM-agnostic approach provides greater flexibility.

It allows infrastructure to be designed with interoperability considerations in mind, enabling support for evolving operator requirements while reducing dependence on a single equipment ecosystem.

Another advantage is the ability to optimise resources through shared passive infrastructure.

Shared passive IBS deployments can reduce per-operator capital expenditure by 40 to 60 percent.

For developers and facility owners, this approach can improve long-term infrastructure efficiency while simplifying future expansion opportunities.

Vedang’s approach to IBS deployment

Indoor connectivity projects require coordination between technical planning, execution teams, and multiple stakeholders.

Vedang positions itself as a telecom infrastructure implementation partner with nationwide operational capabilities across India’s telecom ecosystem.

Its approach emphasises structured execution throughout the deployment lifecycle.

This includes:

• Understanding site-specific requirements.
• Supporting survey and planning activities.
• Coordinating installation processes.
• Following standardised execution methodologies.
• Conducting testing and validation procedures.
• Supporting project integration requirements.

Vedang’s presence across all 22 telecom circles in India enables project execution across diverse geographies and operating environments.

Importantly, organisations evaluating IBS partners should prioritise demonstrated execution capability, adherence to defined processes, safety practices, and the ability to coordinate effectively with stakeholders throughout the project lifecycle.

The right implementation approach can contribute significantly to the long-term performance of indoor connectivity infrastructure.