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Interference Technology

For EMI / EMC Engineers

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Stand-Alone Generator for Slow Damped Oscillatory Wave Testing

 

Teseq, a provider of equipment for EMC emission and immunity testing, has released its new stand-alone generator for slow damped oscillatory wave testing in single phase equipment up to 270 V and 16 A. Ideal for use by power stations, substations, electric meter manufacturers, relays and switch manufacturers as well as EMC testing laboratories that already use Teseq equipment, … [Read more...]

FCC May Lift Ban on In-Flight Phone Calls

 

Federal officials said last week they are considering lifting the ban prohibiting in-flight cell phone use in a controversial move that has drawn protest from both industry groups and the public. While cell phone use would still be restricted during takeoff and landing, the proposal would lift a longstanding Federal Communications Commission ban on phone calls and cellular … [Read more...]

Electromagnetic Cloaking System Cancels Out Radio Waves

 

A new approach to invisibility cloaking from researchers at the University of Toronto, Canada has yielded an adaptable system capable of shielding objects of various sizes from radar detection. Developed by professor George Eleftheriades and Ph.D. student Michael Selvanayagam of The Edward S. Rogers Sr. Department of Electrical & Computer Engineering, the cloaking system … [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...]

IEEE Approves Standard to Support Low-Frequency, Narrowband Power-Line Communications and Smart-Grid Applications

 

The IEEE announced today that it has approved IEEE 1901.2, “Standard for Low-Frequency (less than 500kHz) Narrowband Power-Line Communications for Smart-Grid Applications.” The achievement was driven and sponsored by the Power-Line Communications Standards Committee of the IEEE Communications Society (ComSoc). “Created to specify secure PLC at data rates up to 500kbps and at … [Read more...]

Robot Arm Aids in High Frequency Antenna Calibration Breakthrough

 

A new antenna testing method from researchers at the Physical Measurement Laboratory (PML) in Colorado could lead to greater accuracy in the characterization and calibration of antennas for use at 50 GHz to 500 GHz. Currently, “there are no international reference standards for antennas at these frequencies,” team member David Novotny of the Radio-Frequency Fields Group in … [Read more...]

New EMI Cages Introduced as Part of Next-Gen Interconnect Solution

 

Interconnect solutions provider Molex Inc. has released its new series of EMI cages. Part of the Molex zQSFP+(TM) interconnect solution, which supports next-generation 100 Gbps Ethernet and 100 Gbps InfiniBand Enhanced Data Rate (EDR) applications, the cages are assembled with zQSFP+ SMT connectors and are offered in 1-by-4 ganged and 1-by-6 ganged. The company is showcasing … [Read more...]

TVS Arrays for Circuit Protection in Smartphones

 

Semiconductor company ProTek Devices has introduced a new series of transient voltage suppressor (TVS) arrays for circuit protection in applications such as smartphones and other portable electronics, USB interfaces and Ethernet 10/100/1000 base T. The new GBLCxxCDN series includes five ultra-low capacitance (3pF typical), low leakage current TVS arrays. The five devices and … [Read more...]

Google to Develop Electromagnetic Throat Tattoo

 

As wearable technology such as smart watches and Google Glass continue to gain momentum, electronics companies are now considering technology that can be integrated more closely with the body. Google-owned Motorola Mobility has filed a patent application for a temporary electromagnetic throat tattoo that can communicate with smartphones, tablets and wearable technology via a … [Read more...]

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