Satellite Communication by Poornima Thangam: A Must-Read Book for Students and Professionals - Free PDF Download
Satellite Communication Book By Poornima Thangam Free Download
Satellite communication is a fascinating and useful topic that has many applications in various fields. If you are interested in learning more about this subject, you might want to read the book Satellite Communication by Poornima Thangam. This book is a comprehensive and updated guide that covers all the aspects of satellite communication, from the basics to the advanced topics. In this article, we will tell you more about this book and how you can download it for free.
Satellite Communication Book By Poornima Thangam Free Download
Satellite communication is the transmission and reception of signals between a satellite and a ground station or another satellite. It is used for various purposes, such as broadcasting, telecommunication, navigation, remote sensing, weather monitoring, military operations, space exploration, and more. Satellite communication has many advantages over terrestrial communication, such as global coverage, high bandwidth, reliability, security, and flexibility. However, it also faces some challenges, such as high cost, signal interference, propagation delay, orbital congestion, environmental impact, and regulatory issues.
One of the best ways to learn more about satellite communication is to read a good book on this topic. One such book is Satellite Communication by Poornima Thangam. Poornima Thangam is a professor of electronics and communication engineering at Anna University in India. She has more than 20 years of teaching experience and has published several books and papers on various topics related to communication engineering. Her book Satellite Communication is a comprehensive and updated guide that covers all the aspects of satellite communication, from the basics to the advanced topics. It is written in a simple and lucid style that makes it easy to understand for students, teachers, researchers, and professionals.
If you are interested in reading this book, you might be wondering how you can get it for free. Well, there are some ways to download this book for free online, but you should also be aware of the legal and ethical issues involved in doing so. In this article, we will tell you more about these issues and how you can download this book for free.
What is satellite communication and why is it important?
Satellite communication is the transmission and reception of signals between a satellite and a ground station or another satellite. A satellite is an artificial object that orbits around the Earth or another celestial body. A ground station is a facility that communicates with satellites using antennas, transmitters, receivers, and other equipment. A signal is a form of information that can be encoded in electromagnetic waves or other physical phenomena.
Satellite communication has many applications in various fields, such as:
Broadcasting: Satellite communication is used to deliver television and radio programs to millions of viewers and listeners around the world. For example, satellite TV, satellite radio, direct broadcast satellite (DBS), and satellite internet are some of the services that use satellite communication for broadcasting.
Telecommunication: Satellite communication is used to provide voice, data, and video communication services to remote and rural areas that are not covered by terrestrial networks. For example, satellite phones, satellite internet access, satellite VPN, and satellite broadband are some of the services that use satellite communication for telecommunication.
Navigation: Satellite communication is used to provide accurate and reliable positioning and timing information to users on land, sea, air, and space. For example, global positioning system (GPS), global navigation satellite system (GNSS), and satellite-based augmentation system (SBAS) are some of the services that use satellite communication for navigation.
Remote sensing: Satellite communication is used to collect and transmit data about the Earth's surface, atmosphere, and oceans using sensors mounted on satellites. For example, earth observation satellites, weather satellites, oceanographic satellites, and reconnaissance satellites are some of the services that use satellite communication for remote sensing.
Weather monitoring: Satellite communication is used to observe and forecast the weather conditions and climate changes using satellites that carry meteorological instruments. For example, geostationary operational environmental satellites (GOES), polar-orbiting operational environmental satellites (POES), and meteorological operational satellites (MetOp) are some of the services that use satellite communication for weather monitoring.
Military operations: Satellite communication is used to support the defense and security activities of various countries using satellites that provide intelligence, surveillance, reconnaissance, command, control, communication, and navigation capabilities. For example, military communication satellites, spy satellites, early warning satellites, and navigation satellites are some of the services that use satellite communication for military operations.
Space exploration: Satellite communication is used to explore and study the outer space using satellites that carry scientific instruments and experiments. For example, space probes, space telescopes, space stations, and lunar orbiters are some of the services that use satellite communication for space exploration.
Satellite communication has many benefits over terrestrial communication, such as:
Global coverage: Satellite communication can reach any part of the world without being limited by geographical boundaries or physical obstacles. It can also provide connectivity to multiple locations simultaneously.
High bandwidth: Satellite communication can offer high data rates and large capacity for transmitting large amounts of information. It can also support multiple channels and frequencies for different types of services.
Reliability: Satellite communication can provide consistent and uninterrupted service without being affected by natural disasters or human interference. It can also offer backup and redundancy options for critical applications.
Security: Satellite communication can provide secure and encrypted transmission of sensitive information without being intercepted or tampered by unauthorized parties. It can also offer authentication and authorization mechanisms for accessing the service.
Flexibility: Satellite communication can adapt to the changing needs and demands of the users without requiring major infrastructure changes or investments. It can also offer customization and scalability options for different types of applications.
However, satellite communication also faces some challenges, such as:
High cost: Satellite communication requires high initial and operational costs for launching, maintaining, and upgrading satellites and ground stations. It also involves high fees for licensing and spectrum allocation.
Signal interference: Satellite communication can suffer from signal degradation or loss due to atmospheric conditions, solar activity, rain attenuation, multipath fading, noise, jamming, or interference from other sources.
Propagation delay: Satellite communication can experience a significant time delay between the transmission and reception of signals due to the long distance between the satellite and the ground station or another satellite. This can affect the quality and performance of real-time applications such as voice or video calls.
Orbital congestion: Satellite communication can face a problem of overcrowding or collision of satellites in certain orbits due to the increasing number of satellites launched by various countries and organizations. This can pose a risk of damage or malfunction of satellites or create space debris.
Environmental impact: Satellite communication can have a negative impact on the environment due to the emission of greenhouse gases from rocket launches or the disposal of obsolete satellites in low Earth orbit or in outer space.
Regulatory issues: Satellite communication can encounter legal and ethical issues due to the lack of uniform or harmonized regulations or policies among different countries or regions regarding the ownership, operation, coordination, or control of satellites or spectrum resources.
Satellite communication is a dynamic and evolving field that has many current and future trends, such as: