Poster services transport small packages and mail to destinations around the world, and they are mostly Public corporations. However, There has been increased privatisation of postal operators in the past 20 years, moreover, the restrictions that were put by the government on the private Postal Services have now been eased.
Postal authorities are often also involved in telecommunications, financial services, logistics and other business areas. The postal operations involve providing domestic and international Postal Services such as receipt, transport and delivery of mail, specialised mailing services, operation of postal facilities and sale of postal, mailing and philatelic supplies.
The Internet and e-mail have revolutionized the world of communication. At the same time, email accessibility remains a major problem for many people, especially in rural areas. To bridge this divide, the postal administration introduced the e-Post service.
e-Post allows customers to send their messages to any address in India using a combination of electronic transmission and physical delivery through a network of over 155,000 post offices. e-Post sends messages as a digital copy over the Internet and to the destination where they are delivered to the recipient in the form of a hard copy
e-Post can also be used by corporate customers who have a commercial agreement with India Post. Corporate customers receive special e-Post rates and other added value.
The use of telephones, radio and microwave communications, as well as fibre optics, satellite and the internet all, play a crucial role in the world economy. The worldwide telecommunications services revenue of the entire industry was estimated to be about $ 1.8 trillion in 2010.
Telecommunication is the exchange of information over a significant distance by electronic means and refers to all types of voice data and transmission. It is a broad term that encompasses a wide range of information transmitting technologies and communications infrastructures like wired phones, mobile devices like cell phones, microwave communications, fibre optics, radio, satellites, the internet, broadcasting of television. Telegraphs, and many more
A single complete telecommunications circuit consists of two stations, each of which is equipped with the transmitter and the receiver. The transmitter and receiver at the stations may be combined into a single device called the transceiver.
The medium of single transmission can be through electrical wires or cables, optical fibre, electromagnetic fields or even light. Free space transmission and reception of data by means of an electromagnetic field are known as wireless communications.
Telecommunication systems are usually run by telecommunication service providers which are also known as communication service providers. These providers of telephone and related services earlier and now offer a variety of Internet and WAN services, as well as metropolitan area networks or MAN and global services.
Some of the world’s largest global service providers are:
- SoftBank group
- China Telecom
- China Mobile Limited
- Nippon Telegraph and Telephone (NTT)
- American Movil
- Deutsche Telekom AG
- Telefonica SA