U.S. Federal Communications Commission (FCC)

FCC Crackdown: Huawei and ZTE Face Ban on Certifying U.S. Wireless Gear

The FCC has proposed changes to its rule for certifying telecommunications equipment that would end testing lab certification for certain entities that pose a potential threat to U.S. national security.

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Global Compliance News

Have Your Say: Canada’s Wireless Mic Standard Up for Review

Canada’s Department of Innovation, Science and Economic Development is seeking public comment on the proposed revision of its draft standard for wireless microphones and wireless multichannel audio systems.

U.S. Federal Communications Commission (FCC)

Wireless Carriers Learn Costly Lesson in Customer Data Protection Compliance

The FCC has issued fines of nearly $200 million against four major wireless carriers for illegally sharing access to customers’ location information without consent.

News

Solar Storm Brings Northern Lights to U.S.

The U.S. National Oceanographic and Atmospheric Administration issued a Geomagnetic Storm Watch on May 4th, predicting a geomagnetic storm in the earth’s atmosphere on May 5th and 6th.

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VSWR and its Effects on Power Amplifiers

Voltage Standing Wave Ratio results from an impedance mismatch between a source (an amplifier) and a load (test application). This mismatch can influence the performance of the source.

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U.S. Federal Communications Commission (FCC)

Consumer Broadband Label Requirement Now in Effect

The U.S. Federal Communications Commission’s (FCC’s) rules requiring broadband service providers to display consumer-friendly labels are now in effect.

American Radio Relay League (ARRL)

Amateur Radio Saves Family in Death Valley National Park

Our lives today are filled with new and exciting communications technologies that help us to stay in touch no matter where we are. But, sometimes, it’s legacy technologies that come to our aid in times of distress.

Engineering News

Mark Steffka Honored with Faculty of the Year Award

University of Detroit Mercy's College of Engineering and Science recently celebrated its 91st annual Slide Rule event. Mark Steffka was honored with the prestigious Faculty of the Year award for the Engineering department, a recognition of his outstanding teaching and commitment to student success.

U.S. Food and Drug Administration (FDA)

FDA Releases Reports on Medical Device Safety Initiatives

The Center for Devices and Radiological Health (CDRH) at the U.S. Food and Drug Administration (FDA) has released its latest reports on the agency’s activities in support of the safety and innovation of medical devices.

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Testing

Do Measurements Validate Simulations?

It is common for people doing simulations to make a measurement of a similar set up to validate the simulation. The real issue is whether the tool user understands the problem well enough to capture the important features, and whether the user understands the tool well enough to use it correctly.

Standards and Compliance

Functional Safety: Overview and Methods

Functional safety encompasses various standards and requirements for ensuring safe product operation. Functional safety evaluations are necessary whenever controls are employed to ensure safe product operation, with the process generally similar across projects despite differing nuances in standards and applications.

Battery

Thermal Runaway Energy Release as a Function of the State of Charge

Designing safe products powered by lithium-ion batteries requires an understanding of how the battery pack will behave while undergoing thermal runaway. In this work, fractional thermal runaway calorimetry is used to estimate the energy release from cells at different states of charge when undergoing a thermal runaway.

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