Design in any discipline – electronics, mechanical, aerospace, etc. – begins with a specification that captures what the end product should do and essentially drives the entire development cycle. Verification is intended to check that a product, service, or system…...
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The Product Requirements Document or PRD describes all aspects of a new idea required or desired to make its realization a success. The PRD is the bridge between the often vague project briefing and the highly detailed engineering implementation plan.…...
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Phones and other GPS-enabled devices pinpoint your location on Earth by contacting at least four satellites bearing atomic clocks. Each of these satellites provides a time stamp, and the system calculates your location based on the relative differences among those…...
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Synchronizing modern electronic systems such as the Internet and GPS navigation is currently done using microwave atomic clocks that measure time based on the frequency of natural vibrations of cesium atoms. Those vibrations occur at microwave frequencies that can easily…...
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Cloud computing is the delivery of different services through the Internet. Companies that provide cloud services enable users to store files and applications on remote servers and then access all the data via the Internet. Cloud computing is a popular…...
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High-throughput Satellite or HTS systems represent a new generation of satellite communications systems, that provide a significant increase in capacity than conventional communication satellites. They utilize frequency reuse and multiple spot beams to deliver vast throughput for the same amount of allocated…...
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Digital Signal Processors (DSP) take real-world signals like voice, audio, video, temperature, pressure, or position that have been digitized and then mathematically manipulate them. Signals need to be processed so that the information that they contain can be displayed, analyzed,…...
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Traditionally, the satellite industry has relied on geosynchronous earth orbit (GEO) satellites that take years to build and require very expensive launches to deliver them to orbit. Satellite networks using geosynchronous equatorial orbit (GEO) are effective at providing stationary coverage…...
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A system is defined by NASA as a construct or collection of different elements that together produce results not obtainable by the elements alone. Systems Engineering (SE) is defined as: The process by which a customer’s needs are satisfied through…...
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Satellite communication systems consist of two main segments, the space segment and the earth or ground station. The ground station system coordinates the communication process with satellites in space. A communications satellite is an artificial satellite that relays and amplifies…...
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