The Principle of satellite communication: A communication satellite carrying microwave transmitting and receiving equipment called radio transponders is placed in the geostationary orbit of the earth. A single satellite in the geostationary orbit can cover distances as large as whole oceans or continents. Cost-Effectiveness: The price of the capacity of satellite doesn’t depend on the number of users/receivable sites or distance between communication points. Advantages of Satellite Communication. 4. Reliability: Satellite communications can operate on its own from terrestrial infrastructure. This method of communication makes use of the troposphere conditions of the earth. Since the first satellite was launched into orbit in 1957, space technology has evolved rapidly. Advantages of Satellite Communication Following are the advantages of Satellite Communication: It is used for mobile and wireless communication applications independent of location. Besides, it also serves maritime as well as aeronautical markets. FREMONT, CA: A satellite is basically an object placed into the Earth’s orbit by human endeavor. Disadvantages of Satellite Communication. ➨As it is near to the earth, LEO satellites launced in LEO orbit provides better signal strength. 11. More info. The scientists are working to make the satellites more advanced so that they can deliver the services better. It is also possible to connect many remote locations spread across large distances through a secure private link. satellite Relay satellite Relay satellite Sensor satellite Sensor satellite Crossover or Intersatellite links Mission data Launch phase TT&C TT&C Satellite Ground station TT&C Tracking, Telemetry and Control The communications architecture consists of satellites and ground stations interconnected with communications links. It's the best way to discover useful content. 5. The satellites do the job of sending signals directly to homes. Military Satellite: A basic spy satellite, Elint, possesses the capability of picking up the radio transmission and maps location of countries defense bases. The advantages of satellite communication over terrestrial communication are as follows: Find answer to specific questions by searching them here. Go ahead and login, it'll take only a minute. The cost of the satellite connection is distance insensitive. 2. Today, satellite communication can deliver a terrestrial-grade experience with voice, video, and data that can be accessed anywhere in the world. Terrestrial communication is point-to-point whereas Satellites communication is point to multipoint … Be first to read the latest tech news, Industry Leader's Insights, and CIO interviews of medium and large enterprises exclusively from Telecom Tech Outlook. Besides, it can work under situations and circumstances that are not operable for other types of communication. Satellites are launched into space to do a specific job. Advantages : Through satellite transmission, coverage over geographical area is quite large mainly for sparsely populated areas. The government, corporations, and consumers are making great use of satellites for two-way IP networks, uniformity, speed, and end-to-end control advanced satellite solutions. Download our mobile app and study on-the-go. Due to lower latency, it … These objects are always called as artificial satellites. ➨It has least propagation delay (about 10ms) compare to other orbits due to closeness to the Earth. Satellite … But terrestrial circuits require time consuming installations. Satellite systems can provide coverage to remote places where terrestrial system fails. Communication worldwide, with the help of an intensive network of satellites, is a satellite communication system. 3. The satellite delivers services like voice and video calling, fax, internet, television, and radio channels. The signals are sent from a central station to smaller stations which forward the signals locally through cables or airwaves. Satellite Communication – Advantages. The satellite communication is frequently used in mobile communication network. Satellite communications provide communication capabilities to travel long distances. Satellite Communication With its Advantages and Disadvantages Satellite: A satellite is an object which has been placed into the orbit by human endeavor. Satellite systems allow users to bypass typical carrier offices and to broadcast information to multiple locations. 2. The advantages of a 24-hour orbit for a satellite as a communication relay are twofold: One such satellite would be within line of sight of nearly half the Earth's surface at any given time. Scalability and Immediacy: It does not take much time for the additional nodes, or receive sites on a network, to be added with satellites. Once a satellite becomes geosynchronous, rotates with the earth orbit, a satellite is ready to work. Following are some of the benefits that these amazing objects deliver. Mobile communication can be easily established by satellite communication. Once satellite is in position, earth station can be installed and communication can be established in days or hours. For terrestrial links antennas are located at a specific height to overcome obstacles and also repeaters are to be used in between the links to compensate for path losses. All it needs is ground-based equipment. In this way, we can infer that satellites are arranged throughout the space, by preserving the way of transmitting messages of all types. So the question of why satellite is the best solution arises. Communications satellites have the ability to rapidly communicate between a number of widely dispersed locations, They help the big manufacturing companies and the department stores to perform inventory management, They provide the instant credit card authorization and automated teller banking services to even small towns, They pay at the pump gas at the freeway gas stations, and video … Today, a growing number of satellites orbit around the Earth, making various Earth observation, communications, navigation and science applications possible. Manufacturing of satellite is expensive but after that it would operate typically for years. The type of communication in which use electromagnetic waves as communication media for transmitting and receiving data or voice is called wireless communication. For example, the news broadcasts are sent to the studio from the field via the satellite. Three properly placed satellites could provide virtually complete global communication coverage at all times. Satellite communication services being so portable are very easy to install and user friendly as well. For communication between remote areas (hilly terrains, island etc) and the main land satellite communication is the only cost effective option. Source: Thuraya Despite the roll-out of terrestrial networks to many parts of the world, there are many regions that remain unconnected which rely on satellite connectivity. Globalstar provides reliable and portable satellite communication solutions that keep you connected in areas without cellular coverage. High bandwidth. Until recently NASA had been the only one's launching satellites, but now many private companies are benefiting from what a satellite can do. 7. Satellite communications are the main channel of voice communication for remote areas. Satellite can serve as the communications backbone that keeps wireless ATMs and mobile point-of-sales applications running smoothly across a broad geographical span. As compared to optical fiber cable where the signal quality changes with the distance travelled by signal through the cable, satellite communication has an advantage that signal quality is independent of distance as long as the two stations fall within the same geographic coverage areas. 1. The rural and remote regions around the world are highly dependent on satellite communications for high-speed internet access. Ground wave propagation − Ground wave propagation is suitable for frequencies up to 30MHz. Advantages of the Satellite Communication 1. Relatively fast installation. Wide area of application such as whether forecasting ,search ,navigation, military. Satellite internet is faster than dialup connections. Although it depends upon the package you buy, you can expect satellite speeds to be ten to thirty five times faster than dialup. You must be logged in to read the answer. Besides, they have the potential to communicate with diverse locations at one point in time. Sky wave propagation − The suitable bandwidth for this type of communication is broadly between 30–40 MHz and it makes use of the ionosphere properties of the earth.The maximum hop or the station distance is limit… There are many advantages of satellite communication available for different purposes, which can be seen as below: The satellite communication is very helpful for the people staying in remote areas, as this service covers the long distance transmissions being … 2. It is a vital military satellite as it prevents a country from attacking the other nation without the target country having any clue about the attack. There are numerous Advantages of satellite correspondences, for example, − Flexibility Ease in putting in new circuits Distances are effortlessly taken care of and expense doesn't make a difference Broadcasting conceivable outcomes Each and each side of the earth is secured User can control the system Satellite Communication − Disadvantages Satellite communications use artificial satellites as relays between a transmitter and a receiver at different locations on Earth. They are launched to perform a specific job such as to monitor weather patterns, send television signals, astronomy, oceanography, and much more. Satellite communication is useful in sending a large amount of information in a small-time over a large distance. I agree We use cookies on this website to enhance your user experience. Reliability: Satellite communications can operate on its own from terrestrial infrastructure. Firstly, it is used for mobile and wireless communication applications independent of location. However, if you would like to share the information in this article, you may use the link below: https://www.telecomtechoutlook.com/news/7-key-benefits-of-satellite-communication-you-must-know-nwid-254.html. What are advantages of satellite communication over terrestrial communication? The satellite itself is a single repeater. Let's have a look at some of its benefits. Advantages of Satellite communication | disadvantages of Satellite communication. Mobile communication is easy to achieve using satellite communication because of its broader coverage area and its flexibility in connecting mobile vehicles. (Adapted from SMAD.) Flexibility: Satellites provide support to almost all communication forms on a global basis varying from easy point-of-sale validation to bandwidth intense multimedia application. By clicking any link on this page you are giving your consent for us to set cookies. To obtain their precise position in the sky, airplanes … Satellite communications are basically the use of satellite technology in the communication field. Satellites, like most other objects, have their pros and cons too. These objects are often termed as artificial satellites. The satellite costs are independent of distance whereas the terrestrial network costs time cost is … This article covers all the aspects of a satellite communication system, which involves describing the satellite, working on the satellite system, and their advantages … You'll get subjects, question papers, their solution, syllabus - All in one app. Advantages : Freedom from wires : Can be configured with the use of any physical connection. The Top Benefits of Satellite Internet Global Coverage. The electromagnetic spectrum is divided into well-defined channel for data transmission. Ubiquitous coverage can be obtained with a global network of multiple satellites all tying into one central network management system. Enhanced performance: No communication technology can match the potential of satellite communication in broadcast applications like television. No wonder, satellites play a considerable role in our day to day lives without our knowledge and will continue to do so. However, people are still unclear about the advantages of satellite communications. This question appears in Mumbai University > Satellite Communication and Network subject. 6. The satellite communication provides with the status of weather.4. They are substantially flexible and can operate independently or as a part of the more extensive network. The following are the advantages of satellite communication: Installments of circuits are easy. It is because to differentiate from natural satellites such as Moon. Worldwide availability: Satellite communication holds the potential to cover significant landmasses. With the help of satellite … 3. Communication satellites work non-stop 24 hours a day to keep the entire world linked together. So it doesn’t make any difference whether you are crossing continents or staying local. Why do scientists have so many expectations from it? Communications satellites have the ability to rapidly communicate between a number of widely dispersed locations. Satellite are mainly wide area broadcast media as transmitter antenna may be designed to provide signals to service areas as small as a city or as large as a country. Pro: Coverage One of the most compelling benefits of satellite communication is the fact that the signal from satellite can cover large geographic areas. The satellite is valued for its delivery of instant infrastructure for government, commercial, and other emergency relief communications. This wide area coverage makes high-speed Internet access from remote locations quick and easy. The elasticity of these circuits is excellent. Satellite communications remain operational even in the case of terrestrial outages from natural events. Terrestrial communication is point-to-point whereas Satellites communication is point to multipoint approach. Advantages of Satellite Communication: Satellite Communication Notes Because of its unique geometry and it’s inherently a broadcast medium with an ability to transmit simultaneously from one point to an arbitrary number of other points with in its coverage area. L-Band satellite frequency: countless advantages for satellite communication As we have mentioned in other posts, Band frequencies are made to shorten distances, as far as communications are concerned. Due to the curvature of the Earth, uneven terrain, oceans and many natural and man-made obstacles, it i… Tracking your friend Alex's flight in real time. The satellite communication services are very helpful for the department of defense , where the people on the fields cannot use the wired service every time.3. 1. Hence less power (about 1 watt) is needed for transmission. It covers wide area of the earth hence entire country or region can be covered with just one satellite. The artificial satellites are being used for a broad range of activities. Check in via talk, text or email and relay important information quickly, or trigger Search & Rescue services in the event of an emergency from your vehicle, vessel or building. Birth of satellite communications 1/11 Communications satellites may be used for many applications: • relaying telephone calls • providing communications to remote areas of the Earth, • TV direct-to-user broadcasting • providing communications to ships, aircraft and other mobile vehicles • etc. The following two kinds of propagation are used earlier for communication up to some distance. This is the most significant advantage of using satellite links - coverageat any location on Earth. The satellite costs are independent of distance whereas the terrestrial network costs are proportional to distance. Satellites have average low operating cost.
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