Spread spectrum technology has blossomed from a military technology into one of the fundamental building blocks in current and next-generation wireless systems. From cellular to cordless to wireless ...

Fig 1. In a typical PWM controller in which the active devices are driven by a simple square wave, a Fourier representation of the clock’s frequency spectrum consists of the fundamental switching ...

[Michael Ossmann] spoke on Friday to a packed house in the wireless hacking village at DEF CON 25. There’s still a day and a half of talks remaining but it will be hard for anything to unseat his ...

Electromagnetic interference (EMI) is energy that adversely affects theperformance of electrical/electronic equipment by creating undesirableresponses or complete operational failure. EMI is caused ...

Electromagnetic radiation (called electromagnetic interference or EMI when unwanted) is emitted by almost all electronic systems, including switching regulators. The conventional approach to ...

A new technical paper titled “Clock-to-Clock Modulation Covert Channel” was published by researchers at University of Rennes-INSA Rennes-IETR-UMR and University of South Brittany/Lab-STICC- UMR CNRS. ...