Category Comm. & Networking

Building the Next Internet with Light and Efficiency: IOWN for a Sustainable Future

Today, our devices and technologies rely predominantly on electronic systems to process and transmit information. Current networks—wired, wireless, fiber optics, LTE, and 5G—fulfill our needs but face significant limitations for the future. Our current internet infrastructure, while robust, is nearing…...

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DARPA’s COFFEE TA2 Program: Pushing the Boundaries of RF Filter Technology

The Defense Advanced Research Projects Agency (DARPA) is renowned for its forward-thinking initiatives that drive technological innovation. One such initiative, the COmpact Front-end Filters at the ElEment-level (COFFEE) program, is a testament to DARPA’s commitment to advancing science and technology.…...

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Satellite Communications Testing: Ensuring Reliable Connections

Functional testing of Satellite communications payload and transponder

Satellite communication systems cater to a wide range of user requirements, from direct broadcast and wireless communications to remote sensing for commercial and government applications. These systems are expected to operate reliably 24/7 and maintain their performance over multi-decade lifespans. Ensuring…...

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Airborne Satellite Communications on the Move (COTM): Enabling Seamless Connectivity for Commercial and Military Aircrafts and UAVs

Airsatcom

Introduction: In the ever-evolving landscape of aviation, one technology has emerged as a game-changer – Airborne Satellite Communications on the Move (COTM). With its ability to provide uninterrupted connectivity for commercial and military aircraft, as well as unmanned aerial vehicles…...

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Airborne Mobile Satellite Communications on the Move (COTM) technologies for Aircrafts and UAVs

The future of aviation is marked by significant growth in air travel, air cargo, and private general aviation. A key component of this growth is the increasing demand for reliable and high-speed satellite communication technologies, both for passenger services and…...

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Satellite Multiple Access Techniques: TDMA, FDMA, CDMA, and Emerging Schemes

multipleaccess

Satellites play a crucial role in global communications, enabling connectivity across vast distances where terrestrial networks are impractical. To maximize the efficiency and effectiveness of satellite communications, various multiple access techniques are employed. These techniques allow multiple users to share…...

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Digital Video Broadcasting via Satellite: DVB-S2/S2X Standards for HDTV and Broadband Satellite Networks

DVBS2X network diagram

The evolution of digital video broadcasting via satellite has seen significant advancements with the introduction of the DVB-S2 and DVB-S2X standards. These standards have revolutionized HDTV broadcasting and broadband satellite networks by enhancing efficiency, reliability, and performance. This blog post…...

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Digital Modulation Schemes for Satellite Communications: Latest Technologies and Trends

digitalmodem

Introduction Digital modulation schemes are at the heart of modern satellite communications, transforming digital information into analog signals suitable for transmission over satellite links. With the ongoing advancements in satellite technology and the increasing demand for high-speed, reliable communication, digital…...

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Satellite Communications technologies and trends

Satellite Communication Subsystems

Introduction Satellite communication is a vital component of modern global communications, providing connectivity for a wide range of applications including broadcasting, internet access, navigation, and military operations. But the industry is no longer static. Fueled by technological advancements and a growing…...

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DARPA DODGEball Challenge: Outsmarting the Next Generation of ground Base attacks using electromagnetic warfare (EW).

In the ever-evolving landscape of military defense, the U.S. Defense Advanced Research Projects Agency (DARPA) is pushing the boundaries of innovation with a new program aimed at fortifying ground bases against a myriad of threats. The Dynamic Optimization for Defense…...

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