Rajesh Uppal
January 15, 2025 Space Technology, Defense & Exploration, Weapons & Munitions
722
Introduction Space, once regarded as the final frontier for exploration, scientific research, and international cooperation, is undergoing a transformative change. Space has become a critical domain for global security, communication, and scientific exploration. Recent years have witnessed mounting concerns over the militarization of space by various nations, with China’s rapid advancement …
Read More »
Rajesh Uppal
January 14, 2025 Space Technology, Defense & Exploration, Thermal, Propulsion & Energy
203
Introduction: Very Low Earth Orbit (VLEO), defined as altitudes below 450 km, offers several advantages for satellite operations. However, the significant atmospheric drag at these altitudes poses a challenge for maintaining satellite stability and lifespan. The Defense Advanced Research Projects Agency (DARPA) recognizes the potential of energy harvesting technologies to …
Read More »
Rajesh Uppal
January 14, 2025 Geopolitics, Strategy & Technological Rivalries, Industry & Market Dynamics, Strategy, Policy & Governance
138
The European Union’s (EU) defence landscape has undergone a seismic shift in recent years. The backdrop of geopolitical tensions, particularly Russia’s invasion of Ukraine, has underscored the continent’s strategic vulnerabilities and the imperative to bolster its defence capabilities. In response, the EU unveiled its European Defence Industrial Strategy (EDIS) in …
Read More »
Rajesh Uppal
January 13, 2025 Electronics & EW, Photonics, Test & Measurement
71
In the rapidly evolving domain of electronic warfare, the ability to accurately and swiftly identify and respond to threats is paramount. One of the latest advancements making waves in this field is the breakthrough in simultaneous frequency and angle-of-arrival (AoA) measurement. EW systems need to rapidly detect, identify, and localize …
Read More »
Rajesh Uppal
January 13, 2025 Comm. & Networking, Space Technology, Defense & Exploration
611
Introduction: In the vast expanse of space, where communication is paramount for military operations, traditional methods often fall short. Enter DARPA’s Space-BACN (Battlefield Airborne Communications Node), a groundbreaking initiative that is set to revolutionize military satellite communications through the development of space optical communications. In this article, we delve into …
Read More »
Rajesh Uppal
January 12, 2025 Material, Thermal, Propulsion & Energy
73
Introduction Radioisotopes, essential across a broad spectrum of industries—medical, industrial, and power generation—are facing a pivotal challenge. Many promising daughter product radioisotopes, with applications ranging from advanced cancer therapies to high-efficiency power systems, are trapped within the long decay chains of their parent actinide isotopes. Traditional methods of isotope production, …
Read More »
Rajesh Uppal
January 12, 2025 Electronics & EW
5,717
In the ever-evolving landscape of modern warfare, electronic warfare (EW) plays a critical role in ensuring a nation’s defense capabilities. Among the numerous technologies developed to enhance EW, Digital Radio Frequency Memory (DRFM) stands out as a pivotal innovation. By capturing, storing, and replaying radar signals with exceptional precision, DRFM …
Read More »
Rajesh Uppal
January 11, 2025 Comm. & Networking
332
In the realm of digital communication, the TCP/IP model stands as a cornerstone for how data is transmitted, received, and understood across networks. From browsing the web to sending emails, the TCP/IP model governs the flow of information, ensuring that our digital interactions are seamless and reliable. This blog post …
Read More »
Rajesh Uppal
January 10, 2025 Critical & Emerging Technologies, Thermal, Propulsion & Energy
1,054
For decades, nuclear fusion has been hailed as the holy grail of energy production—a virtually limitless, clean, and safe power source that could revolutionize the way we generate electricity. Unlike nuclear fission, which powers today’s nuclear reactors by splitting atoms, fusion mimics the sun’s energy process by fusing atomic nuclei …
Read More »
Rajesh Uppal
January 9, 2025 Comm. & Networking, Thermal, Propulsion & Energy
1,759
The rollout of 5G technology promises faster speeds, lower latency, and the ability to support an ever-growing number of connected devices. However, as with any major technological advancement, 5G brings its own set of challenges—one of the most pressing being energy efficiency. As we transition into this new era of …
Read More »