Feature Articles

  1. Optimizing Battery Life And Reliability: Quartz Crystals For IoT And Wearable Devices

    This white paper presents a technique using quartz crystals mated with energy saving low power SoCs for reducing oscillator power consumption while achieving optimal oscillation margin. The paper also demonstrates measurements and key principles for designing reliable and low power oscillators.

  2. Spectrum Emission Mask Measurements: Special Considerations For Millimeter-Wave

    The range for spectrum mask measurements has traditionally been in the MHz range, but mmWave signals require new regulations and test protocols in the 30 to 300 GHz range. This paper discusses the special considerations for spectrum emission mask measurements for mmWave frequencies.

  3. Basics Of Design: Raising The Levels Of 5G Millimeter-Wave Signals

    This article examines the design challenges for practical millimeter-wave power amplifiers delivering the necessary power, linearity, and efficiency for future 5G networks.

  4. Designing A Compact Ridged Waveguide Filter With CST Filter Designer 3D

    Multi-mode cavity filters offer high power handling and good performance as a compact device. Such filters are complex and sensitive to changes in the structure, meaning that their design can be time-consuming or even impossible with conventional methods. This article shows how the CST® filter synthesis tool Filter Designer 3D, part of the simulation software CST STUDIO SUITE®, can be used to design and tune a multi-mode compact ridged waveguide filter to meet stringent specifications.

  5. Leveraging The Advances In Beamforming Measurements For Radar Test

    Advances in measurement technologies are being innovated to address the commercial 5G industry at a much faster pace than traditional satellite and radar industries alone. However, these defense industries can now benefit from these innovations in the commercial industry.

  6. Basic Of Design: Raising The Levels Of 5G Millimeter-Wave Signals

    This article examines the design challenges for practical millimeter-wave power amplifiers delivering the necessary power, linearity and efficiency for future 5G networks.

  7. Considering Capacitive Effects For EMC Analysis With Flux PEEC

    The electromagnetic behavior of wiring conductors in EMC and power electronics applications can sometimes cause undesirable effects that degrade a device’s performance. The Flux PEEC environment software from Altair is the new solution for analyzing these capacitive effects through ad-hoc simulations.

  8. Designing EMC Compliant Products For A Connected World

    Meeting EMC regulations is  extremely important for OEMs and their suppliers in many industries. In response, Altair offers HyperWorks, electromagnetic (EM) simulation software widely used in many industries and applications to solve a broad range of electromagnetic problems. 

  9. Introduction To Vector Network Analyzers (VNAs)

    VNAs are often used to quickly and accurately validate the performance of RF components and devices. This white paper discusses the basics of VNAs, how they are unique compared to other RF test equipment, and best practices for their use in a variety of measurements.

  10. Implementing A Flexible Testbed For 5G Waveform Generation And Analysis

    This white paper discusses candidate waveforms for 5G research and introduces a new flexible testbed for 5G waveform generation and analysis. This testbed combines software solutions with test equipment to investigate and to perform “what-if” scenarios for new emerging 5G waveform applications. Co-existence scenarios between candidate 5G and 4G waveforms are also investigated.