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Interference Technology

For EMI / EMC Engineers

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Common-Mode Chokes for CAN and FlexRay Bus Systems

 

Electronic component manufacturer TDK Corporation has released the new ACT1210 series of common-mode chokes for both CAN and FlexRay bus systems. With compact dimensions of just 3.2 mm x 2.5 mm x 2.4 mm and a footprint approximately 45 percent smaller than that of existing components, the new ACT1210 series of common-mode chokes are the world’s smallest, the company said.  The … [Read more...]

Assemblies Provide EMI/RFI Protection for High-Powered Switching and Rugged Applications

 

Interconnect solutions provider Molex Inc. has released its new Woodhead MAX-LOC Plus Shielded Cord-Grip assemblies featuring a nickel-plated aluminum housing and shielding ring for EMI/RFI protection. According to the company, the assemblies enable original equipment manufacturers (OEMs) and end-users to connect high-power electrical currents directly to an application with … [Read more...]

Toyota Calls for More Testing to Prevent Connected Vehicle Interference

 

Toyota Motor Corp. is concerned that expanding Wi-Fi services could interfere with future auto safety technology and believes more testing is needed to ensure no such problems arise. Principal research manager John Kenney of the Toyota Info Technology Center in California told a U.S. House Energy and Commerce panel overseeing technology that the Federal Communications … [Read more...]

Common-Mode Chokes for Automotive Ethernet Offer Improved Noise Suppression

 

Magnetics materials provider TDK Corporation has released a new series of common-mode chokes for automotive Ethernet. Measuring in with a footprint of 4.5 mm x 3.2 mm and an insertion height of just 2.8 mm, the miniaturized ACT45L series is the world’s smallest common-mode choke for automotive Ethernet and fulfills the standard’s stiffest requirements. The new ACT45L series is … [Read more...]

New Interference-Simulation Technology for Millimeter-Wave Radar

 

Fujitsu Ltd. and Fujitsu Laboratories Ltd. today announced the development of a new interference-simulation technology for millimeter-wave radar as part of a project commissioned by Japan’s Ministry of Internal Affairs and Communications. According to the company, as radar systems operating in the 76-GHz millimeter-waveband become more widespread and more modulation types are … [Read more...]

Inductive Charging to Increase EV Market Demand, Says Volvo Study

 

Volvo Car Group has completed a wireless charging system trial for electric vehicles, concluding that although the technology works and is considered safe, its lack of common standard means it is not yet ready for the consumer market. Inductive charging, which uses an electromagnetic field instead of a cable to transfer energy between two objects, is common in electrical home … [Read more...]

Automotive Grade MLCCs Offer Reliable ESD Protection

 

Electronics company TDK Corporation has released the new CGA3EA series of automotive grade MLCCs, which meet the ESD immunity requirements according to the IEC 61000-4-2 standard. Available in package size 1608 (EIA 0603) with rated capacitances ranging from 1 nF to 10 nF and a rated voltage of 100 V, the new series is comprised of two lineups of MLCCs with different thermal … [Read more...]

ISO 11451-4:2013 Road Vehicles – Vehicle Test Methods for Electrical Disturbances from Narrowband Radiated Electromagnetic Energy – Part 4: Bulk Current Injection (BCI)

 

From the International Standards Organization: "ISO 11451-4:2013 specifies bulk current injection (BCI) test methods for testing the electromagnetic immunity of electronic components for passenger cars and commercial vehicles regardless of the propulsion system (e.g. spark-ignition engine, diesel engine, electric motor). The electromagnetic disturbance considered in ISO … [Read more...]

Patent Filed for EMC Test and Design Method of Circuit Board in Vehicle Control Unit

 

A patent application titled “Control Unit and Method for Designing a Circuit Board of a Control Unit” has been made available on the U.S. Patent and Trademark website. Background information supplied by the inventors states, “modern motor vehicles include a multitude of electronic control units, which are installed at different locations in order to assume control or … [Read more...]

New EMC Facility May Lead Next-Gen Wireless Development

 

A new $15 million facility at the University of Waterloo, Canada is expected to contribute significantly to the development of next-generation wireless technology. Featuring four interconnected indoor laboratories, one outdoor lab and an advanced computational facility, the new 5,000 sq. ft. Centre for Intelligent Antenna and Radio Systems (CIARS) is said to offer the highest … [Read more...]

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