White Papers

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Conducted Emissions in DC/DC Converters - Simulation Versus Measurement

Simulation can be a big time-saver when designing EMI filters for DC/DC converters. Power supply control chip vendors offer various filter design tools that provide reasonable design choices for filter simulation before any hardware prototype is available. However, simulated results can differ significantly for different tools if simulated models are not accurate or do not cover all the relevant components.

Anritsu

Current Status of UAVs (Drones) and Trends in Applied Wireless Communication Technologies

Discover the evolving landscape of Unmanned Aerial Vehicles (UAVs) and their wireless communication capabilities in our latest abstract. Explore the current status of UAVs and the emerging trends in UAV wireless communication, focusing on the utilization of the ISM frequency band and mobile networks for seamless connectivity.

QuanticWenzel

Standardizing Space Ovenized Crystal Oscillators for Lower Cost and Faster Delivery

Building for space is challenging. Program management requirements, parts availability and delivery, parts costs, and testing costs historically make space OCXOs expensive and longlead. Standardizing specifications based on MIL-PRF-55310, NASA EEE-INST-002, NASA Parts Selection List, and GSFC Preferred Parts Lists, and procuring parts to vendors standard drawings can significantly reduce costs and improve delivery of high-performance OCXOs.

Analog Devices

Over-the-Air Pattern Measurements for a 32-Element Hybrid Beamforming Phased Array

In this paper we summarize measured receive antenna performance for a commercially available 32-element phased array demonstrator. The demonstrator is configured for hybrid beamforming with eight elements per subarray and four digital channels. The test setup and calibration steps are explained sequentially along with the measured calibration accuracy achieved. Three-dimensional radiation patterns of the antenna array are shown for various electronically steered beam positions including amplitude tapering.

Smiths Interconnect

Practical Considerations in the Design and Development of High Frequency Power Splitters

Recent trends and developments, such as 5G deployment, massive MIMO and beamforming, automotive radar, and space applications, are shaping the field of RF communications of the 21st century, particularly in the context of millimeter waves. In this article, the concept of a conventional surface mount planar Wilkinson power splitter is revisited and examined at frequencies above 20 GHz. 

Knowles

Wilkinson Power Dividers and Feed Networks: A Brief Overview

Wilkinson Power Divider’s are widely used in many RF and microwave communication systems, including those with multiple channels or complex feed networks. Learn more about how Wilkinson Power Dividers work and how they play a crucial role in overall device performance.

Teledyne

Smart Microwave Antennas are a Step Closer with Advanced Dual Beamforming DAC

A technical collaboration between Teledyne e2v, France, and Fraunhofer IIS, Germany, recently evaluated the performance of a four-channel digitally steered 2.4 GHz planar antenna system. In this, a pair of state-of-the-art, gigahertz capable, digitalto-analog converters (EV12DD700) featuring a slew of novel, on-chip digital beamforming controls delivered digital beam steering control. The aim - to gain further validation of Teledyne e2V’s advance towards microwave RF softwarization.

Rohde and Schwarz

An Overview of Space Electronic Warfare

This paper provides an in-depth exploration of space EW - from the space domain ecosystem to important EW technologies. Learn about the five Ds of offensive space EW, jamming mitigation techniques and much more. Additionally, discover a range of cutting-edge tools that can be employed for effective EW activities in space.

Anritsu

Emerging Radar and Electronic Warfare (EW) Challenges: Developing Test Strategies

Our comprehensive approach integrates advanced tools and software with high-performance instruments to give you the flexibility, speed, and cost-efficiency you need to stay ahead of the competition. With our cutting-edge test solutions, you can rest assured that your military systems are always up to date and ready for battle.

Remcom_

Transient EM/Circuit Co-Simulation in XFdtd®: A Closer Look at TVS Diodes for ESD Protection

TVS diodes help protect electronic circuits from surge voltages associated with an ESD event.  This paper demonstrates XFdtd’s transient EM/circuit co-simulation capability, an approach that embeds a transient nonlinear circuit solver in the full-wave simulation so that all electromagnetic phenomena are accounted for in a single time-domain simulation.