Feature Articles

  1. Model-Based GaN PA Design Basics: What’s In An I-V Curve? (Part 2)

    Understanding the impact and nuances of I-V curves is a fundamental part of learning how to design GaN power amplifiers. Part 2 of the GaN design series introduces the basics of using nonlinear models to make the design process more accurate and efficient.

  2. Enabling 10 Gbps Cable Networks With Full Duplex DOCSIS 3.1

    Full Duplex DOCSIS 3.0, FDX for short, is one approach CATV operators are using to increase the capacity of HFC networks to support next-generation data requirements. This article discusses this new technology, its biggest challenges, and how MSOs and RF suppliers are bringing it to life.

  3. GaN HEMT Models 101: How Do Nonlinear Models Help With GaN PA Design? (Part 1)

    GaN power amplifier design requires some different approaches and thinking compared to LDMOS or GaAs. Learn how nonlinear simulation models, like those from Modelithics, can help speed up design processes by downloading Part 1 of a two-part introductory series.

  4. 5 Things To Consider When Designing Fixed Wireless Access (FWA) Systems

    In the earliest stages of 5G, fixed wireless access (FWA) systems will be used to deliver gigabit internet speeds to homes, apartments, and businesses in a fraction of the time and cost of traditional cable/fiber installations. Like other technological advancements, FWA has its own design challenges and considerations. This article presents five considerations to keep in mind when designing FWA systems.

  5. An Introduction To PIM

    The increased awareness around passive intermodulation (PIM) comes with the growing complexity of how spectrum is utilized. This white paper offers a brief introduction to PIM, and considerations for designing a system with PIM in mind.

  6. Industrial IoT: How Smart Alerts And Sensors Add Value To Electric Motors

    This article explores how industrial IoT can produce real value for electric motors and factories.

  7. Understanding Power Divider/Combiner Types And Functionality

    Both resistive type and reactive type power divider/combiners can be used to fan-in or fan-out RF signals. However, both types distribute RF signals in a different fashion. This white paper offers guidelines and considerations for determining a divider/combiner for each application.

  8. Demystifying Polling Control In Zigbee Networks

    Understanding the polling features in the Zigbee standard can help to optimize the power consumption of IoT products. Take a closer look at Zigbee’s polling mechanism and an example using a fire alarm sensor application.

  9. Simulation Of MIMO Handset Antenna Array Performance With Varying Hand Positions

    Performance of a 12-port handset antenna array operating in LTE bands 42/43 (3400-3800 MHz) and band 46 (5150-5925 MHz) is analyzed in XFdtd for varying hand hold positions on the device.  The results computed include S-parameters, Gain, Efficiency and Envelope Correlation Coefficient.

  10. Ten Cues You Need A 5G MIMO Channel Modeler

    How does Wireless InSite differ from planning tools? The most important differences emerge when users need to simulate 5G millimeter-wave and MIMO systems. This paper presents 10 cues that your organization may need a channel-modeling tool to supplement your 5G network planning efforts.