Scientists from QinetiQ North America and the University of Exeter plan to develop new anti-counterfeit and radio-frequency technologies, based on physical sciences research in the field of tailored electromagnetic materials made by studying the wings of butterflies. By understanding how the wing surfaces control light to produce iridescence, the team will apply the same … [Read more...]
Low Power Digital Optocouplers for Hybrid Electric Vehicles
Avago Technologies, a supplier of analog interface components for communications, industrial and consumer applications, recently announced a pair of automotive-grade high speed, low power, digital CMOS optocouplers for use in Hybrid Electric Vehicles. The design of the IC provides excellent electrostatic discharge (ESD) performance of 4kV Human Body Model (HBM) and 400V … [Read more...]
Architecture Meets Challenge of Crowded RF Spectrum Interference
Sigma Designs, which creates digital media processing system-on-chip solutions for consumer electronics, recently announced the launch of its fourth generation Z-Wave architecture. The ZM4100 Series Modules provide a new generation of home control capability that adds more frequencies, memory, and security to open up new markets on a worldwide basis. Sigma Designs notes that RF … [Read more...]
NIST Holds Standards in Trade Workshop in Hanoi
Regular contributor to Interference Technology, Mike Violette of Washington Labs, recently joined a NIST-hosted US delegation on a three–day Standards in Trade workshop to Vietnam. Although this particular trip was aimed more at fire safety, it is part of a larger effort by U.S. standards organizations like NIST to reach out to developing markets, like Vietnam, helping them to … [Read more...]
Application-Specific Multilayer Varistor Series
AVX Corporation has developed-application specific multilayer varistors for automotive, industrial, military, mobile handset, telecommunication, heavy equipment, appliance, and consumer product applications. AVX can also design and manufacture custom varistors if the design requires specific performance and environmental characteristics not available in the standard product … [Read more...]
Clock Generator Has Spread Spectrum Capability
A PCI-Express Gen1 compliant clock generator with spread spectrum capability, the IDT ICS557-03, is now available from Digi-Key.The device is intended for any application requiring PCI-Express clocks, including PC, embedded, consumer, or industrial system designs. IDT's spread spectrum technology allows users to substantially reduce electromagnetic interference, using either … [Read more...]
Device Reduces System Cost in Consumer Audio
Texas Instruments Incorporated recently introduced a 15-W stereo, true filter-free, analog-input, Class-D audio amplifier. The device's advanced electromagnetic interference suppression technology eliminates the need for costly inductor-based output filters, reducing bill of materials (BOM) cost by as much as 50 percent. The TPA3110D2's SpeakerGuard protection circuitry … [Read more...]
Woven Tape Shields with Flexibility and Conformability
The new 3M Copper Nickel-Plated Conductive Woven Fabric Tape CN4190 is a self-stick EMI tape that provides a good electrical conductive path for EMI shielding and ESD grounding in small consumer electronics such as mobile handhelds, digital still cameras, and liquid crystal display televisions.LEARN MORE … [Read more...]
System Uses EM Waves to Deliver Wireless Power through the Air
At the recent TED Global Conference in Oxford, UK, a US-based technology firm, WiTricity, demonstrated a system that delivers electricity through the air to power laptops, cell phones, and other electrical devices. This new system is based on the work of Professor Marin Soljacic, a physicist at the Massachusetts Institute of Technology. The concept of sending power wirelessly … [Read more...]
ESD Protection Diode for RF Antennas
The ESD0P2RF-02LS from Infineon Technologies is 0.62 mm x 0.32 mm with a height of 0.31 mm. It can be easily integrated into complete modules and front-end systems. Crafted to protect electronic consumer and communications devices from electrostatic discharge, it can reliably absorb discharges up to 20 kV, a figure that significantly exceeds the industry standard IEC 61000-4-4 … [Read more...]
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