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Monthly Archives: July 2022

Countries plan to duplicate DARPA’s record of Breakthroughs by creating new organizations based on DARPA model

The Defense Advanced Research Projects Agency (DARPA) is an independent agency of the U.S. Department of Defense, with a mission to prevent technological surprise to the US, and also to create technological surprise for its enemies. The US Defense Advanced Research Projects Agency (DARPA), which supports ambitious technologies for military …

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Passive and Active Soldier Armor cooling enhance soldier performance in extreme environments

The wearing of body armour  provide troops an unparalleled advantage on the battlefield, improving survivability and reducing casualtiesis. It has also been very effective in reducing injuries and fatalities within the police force and correctional services.   This protection comes at a price, however. U.S. ground troops today carry an …

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Satellite On-board connectivity through beam switching and scanning

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 orbital spectrum. The increase in capacity typically ranges from 2 …

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Extreme space weather events and High Altitude Nuclear Detonations threat to ground , air and space assets require Real time Space Weather forecasting and response

Space weather refers to variations in the space environment between the sun and Earth (and throughout the solar system) that can affect technologies in space and on Earth.  Space weather can disrupt the technology that forms the backbone of country’s economic vitality and national security, including satellite and airline operations, communications networks, navigation …

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Digital Signal Processing (DSP) algorithms and Digital Signal Processors

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, or converted to another type of signal that may be …

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DVB S2/S2X standards for HDTV broadcasting and broadband satellite networkss

A satellite broadcast network consists of a transmitting hub station and a number of receive-only earth stations, and uses the resource of one or several channels (transponders) of a communications satellite. It relies on a star topology and point-to-multipoint connectivity. Links are unidirectional, from the hub towards the earth stations. …

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New Space Satellite Communication Networks and terminals Test & Measurement challenges and solutions

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 to a specific area, however, Latency issues due to the …

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Model-Based Systems Engineering (MBSE) for Satellites and Aerospace

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 the conceptualization, design, modeling, testing, implementation, and operation of a …

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Agile Engineering is the Future of Aerospace Design and Production

In the middle of the 1990s, the common way of developing software was a heavyweight software development methodology, comprising of complete requirements documentation of design and architecture, followed by coding, integration, and finally testing based on a detailed test plan before an application was deemed production-ready. This traditional and sequential life …

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Device drivers provide software interface to hardware devices

In computing, a device driver is a computer program that operates or controls a particular type of device that is attached to a computer or automaton. The main purpose of device drivers is to provide abstraction by acting as a translator between a hardware device and the applications or operating …

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