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. Relatively fast installation. Advantages of Satellite Communication Following are the advantages of Satellite Communication: It is used for mobile and wireless communication applications independent of location. Satellite can serve as the communications backbone that keeps wireless ATMs and mobile point-of-sales applications running smoothly across a broad geographical span. Ground wave propagation − Ground wave propagation is suitable for frequencies up to 30MHz. 1. 4. Hence less power (about 1 watt) is needed for transmission. No wonder, satellites play a considerable role in our day to day lives without our knowledge and will continue to do so. 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 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. Advantages of the Satellite Communication 1. Three properly placed satellites could provide virtually complete global communication coverage at all times. Satellite Communication – Advantages. The following are the advantages of satellite communication: Installments of circuits are easy. The electromagnetic spectrum is divided into well-defined channel for data transmission. Satellite communications are basically the use of satellite technology in the communication field. All it needs is ground-based equipment. 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. Globalstar provides reliable and portable satellite communication solutions that keep you connected in areas without cellular coverage. More info. 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 Communication satellites work non-stop 24 hours a day to keep the entire world linked together. Mobile communication is easy to achieve using satellite communication because of its broader coverage area and its flexibility in connecting mobile vehicles. To obtain their precise position in the sky, airplanes … Satellite internet is faster than dialup connections. The type of communication in which use electromagnetic waves as communication media for transmitting and receiving data or voice is called wireless communication. A single satellite in the geostationary orbit can cover distances as large as whole oceans or continents. 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. You must be logged in to read the answer. For example, the news broadcasts are sent to the studio from the field via the satellite. Satellite communications provide communication capabilities to travel long distances. Enhanced performance: No communication technology can match the potential of satellite communication in broadcast applications like television. 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. Communications satellites have the ability to rapidly communicate between a number of widely dispersed locations. The Top Benefits of Satellite Internet Global Coverage. 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. The satellites do the job of sending signals directly to homes. The elasticity of these circuits is excellent. Once satellite is in position, earth station can be installed and communication can be established in days or hours. (Adapted from SMAD.) Military Satellite: A basic spy satellite, Elint, possesses the capability of picking up the radio transmission and maps location of countries defense bases. They are substantially flexible and can operate independently or as a part of the more extensive network. It covers wide area of the earth hence entire country or region can be covered with just one satellite. Manufacturing of satellite is expensive but after that it would operate typically for years. 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. Why do scientists have so many expectations from it? Firstly, it is used for mobile and wireless communication applications independent of location. Go ahead and login, it'll take only a minute. This question appears in Mumbai University > Satellite Communication and Network subject. Following are some of the benefits that these amazing objects deliver. Besides, it can work under situations and circumstances that are not operable for other types of communication. The satellite is valued for its delivery of instant infrastructure for government, commercial, and other emergency relief communications. Since the first satellite was launched into orbit in 1957, space technology has evolved rapidly. But terrestrial circuits require time consuming installations. Due to lower latency, it … Satellite communications use artificial satellites as relays between a transmitter and a receiver at different locations on Earth. The satellite delivers services like voice and video calling, fax, internet, television, and radio channels. Besides, they have the potential to communicate with diverse locations at one point in time. 5. They are launched to perform a specific job such as to monitor weather patterns, send television signals, astronomy, oceanography, and much more. Communication worldwide, with the help of an intensive network of satellites, is a satellite communication system. It is also possible to connect many remote locations spread across large distances through a secure private link. However, people are still unclear about the advantages of satellite communications. Terrestrial communication is point-to-point whereas Satellites communication is point to multipoint … Until recently NASA had been the only one's launching satellites, but now many private companies are benefiting from what a satellite can do. This wide area coverage makes high-speed Internet access from remote locations quick and easy. 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. Satellites have average low operating cost. 3. So the question of why satellite is the best solution arises. ➨It has least propagation delay (about 10ms) compare to other orbits due to closeness to the Earth. 11. Terrestrial communication is point-to-point whereas Satellites communication is point to multipoint approach. Besides, it also serves maritime as well as aeronautical markets. The satellite itself is a single repeater. It is because to differentiate from natural satellites such as Moon. Ubiquitous coverage can be obtained with a global network of multiple satellites all tying into one central network management system. The cost of the satellite connection is distance insensitive. The rural and remote regions around the world are highly dependent on satellite communications for high-speed internet access. Satellite Communication With its Advantages and Disadvantages Satellite: A satellite is an object which has been placed into the orbit by human endeavor. With the help of satellite … 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. What are advantages of satellite communication over terrestrial communication? This is the most significant advantage of using satellite links - coverageat any location on Earth. 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. Wide area of application such as whether forecasting ,search ,navigation, military. This article covers all the aspects of a satellite communication system, which involves describing the satellite, working on the satellite system, and their advantages … The satellite communication is frequently used in mobile communication network. The satellite costs are independent of distance whereas the terrestrial network costs are proportional to distance. Mobile communication can be easily established by satellite communication. Satellite communications remain operational even in the case of terrestrial outages from natural events. Pro: Coverage One of the most compelling benefits of satellite communication is the fact that the signal from satellite can cover large geographic areas. 2. Advantages of Satellite Communication. Although it depends upon the package you buy, you can expect satellite speeds to be ten to thirty five times faster than dialup. By clicking any link on this page you are giving your consent for us to set cookies. The signals are sent from a central station to smaller stations which forward the signals locally through cables or airwaves. These objects are often termed as artificial satellites. Due to the curvature of the Earth, uneven terrain, oceans and many natural and man-made obstacles, it i… Worldwide availability: Satellite communication holds the potential to cover significant landmasses. It's the best way to discover useful content. Download our mobile app and study on-the-go. The advantages of satellite communication over terrestrial communication are as follows: Find answer to specific questions by searching them here. 2. The scientists are working to make the satellites more advanced so that they can deliver the services better. Scalability and Immediacy: It does not take much time for the additional nodes, or receive sites on a network, to be added with satellites. Satellite systems allow users to bypass typical carrier offices and to broadcast information to multiple locations. 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. I agree We use cookies on this website to enhance your user experience. ➨As it is near to the earth, LEO satellites launced in LEO orbit provides better signal strength. Satellites are launched into space to do a specific job. Satellite communication services being so portable are very easy to install and user friendly as well. Satellite … 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 … 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. 1. 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. Tracking your friend Alex's flight in real time. High bandwidth. Once a satellite becomes geosynchronous, rotates with the earth orbit, a satellite is ready to work. The artificial satellites are being used for a broad range of activities. 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 … Let's have a look at some of its benefits. In this way, we can infer that satellites are arranged throughout the space, by preserving the way of transmitting messages of all types. The satellite communication provides with the status of weather.4. 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. 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… Disadvantages of Satellite Communication. Satellites, like most other objects, have their pros and cons too. For communication between remote areas (hilly terrains, island etc) and the main land satellite communication is the only cost effective option. FREMONT, CA: A satellite is basically an object placed into the Earth’s orbit by human endeavor. 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. Advantages of Satellite communication | disadvantages of Satellite communication. These objects are always called as artificial satellites. 7. 3. 2. Satellite systems can provide coverage to remote places where terrestrial system fails. The satellite costs are independent of distance whereas the terrestrial network costs time cost is … Satellite communication is useful in sending a large amount of information in a small-time over a large distance. Today, a growing number of satellites orbit around the Earth, making various Earth observation, communications, navigation and science applications possible. The following two kinds of propagation are used earlier for communication up to some distance. This method of communication makes use of the troposphere conditions of the earth. So it doesn’t make any difference whether you are crossing continents or staying local. 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. Reliability: Satellite communications can operate on its own from terrestrial infrastructure. Advantages : Through satellite transmission, coverage over geographical area is quite large mainly for sparsely populated areas. Advantages : Freedom from wires : Can be configured with the use of any physical connection. You'll get subjects, question papers, their solution, syllabus - All in one app. Today, satellite communication can deliver a terrestrial-grade experience with voice, video, and data that can be accessed anywhere in the world. 6. Reliability: Satellite communications can operate on its own from terrestrial infrastructure. Satellite communications are the main channel of voice communication for remote areas. Cost-Effectiveness: The price of the capacity of satellite doesn’t depend on the number of users/receivable sites or distance between communication points.
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