India is the world’s second-largest telecommunications market. The total subscriber base stood at 1189.15 million in September 2021. Tele-density of rural subscribers reached 59.33% in September 2021, from the 58.96% recorded in September 2020. This increase indicates a potential demand growth from the rural sector. Following account is an illustrative description of this sector to enhance your understanding of telecommunication. 20th- and 21st-century technologies for long-distance communication usually involve electrical and electromagnetic technologies, such as: telegraph, telephone, television and teleprinter, networks, radio, microwave transmission, optical fibre, and communications satellites.

The telecommunications industry is divided into following subsectors:

Infrastructure, Equipment, Mobile Virtual Network Operators (MNVO), White Space Spectrum, 5G, Telephone service providers and Broadband.

Four segmentation schemes are considered: Customer Value Segmentation, Customer Behaviour Segmentation, Customer Life cycle Segmentation and Customer Migration Segmentation.

The 3 basic features of tele-communications:

• Terminals and channels. All telecommunications networks depend on terminals. …
• Telecommunications processors. …
• Telecommunications software. …
• The types of data being submitted.

Telecom Tools:

• Connector Crimping Pliers.
• Steel Strand Wire Pulling Grips.
• Telecom Cutting.
• Telecom Pliers.
• Telecom Wire Pulling Systems.
• Telecom Wrenches.

Telecommunication sector or telecom sector the ones that take the initiative for providing infrastructure for facilitating data transmission and communications. These include various kinds of service providers such as wireless service providers, cell phone service providers along with internet service providers and fibre-optic network. There are two main groups in the industry:

Diverse telecommunication services: 

There are two types of sub-industries under diverse Telecommunication services which are as follows: 

1. Alternative carriers:

These are those companies that make use of bandwidth and fibre optic cable networks to provide the required data and communication service.

2. Integrated Telecommunication services:

These are a company with a little bit of mixture and provide both wireless and wired telecom services. It also includes those companies that are responsible for operating wired telecom networks.

3. Wireless telecommunication services:

The wireless telecommunication services have no further division. Apart from providing wireless telecom services, these include cell phone service providers. They work specifically in the two areas and do not expand to include other areas under them whereas they might always prefer to move for an advance technology which is also very essential for sustaining the business. Telecom sector companies of a wide network of multinational companies. Some of them are given below:

1. AT and T
2. Verizon
3. Frontier Communications
4. CenturyLink
5. Level 3 communications

The major mobile phone service providers in India are:

1. BSNL: It was set up in 2000 and has its headquarters in New Delhi.
2. MTNL: It was set up in 1985 and operates in New Delhi and Mumbai only and has its headquarters in Mumbai.
3. AIRTEL: It started working in July 1995 and has its headquarters in New Delhi.
4. RELIANCE COMMUNICATIONS: It was started in 2004 and has its headquarters in Navi Mumbai.
5. AIRCEL: It was started in 1995 has its headquarters in New Delhi.