Tokyo, Japan—Quellan Inc. announced the QNx220, an RF noise canceller for advanced mobile communications products. Based on Quellen's patented CSP noise canceling technology, the ultra small CMOS IC ...

One of the great things about the Hackaday community is how quickly you find out what you don’t know. That’s not a bad thing, of course; after all, everyone is here to get smarter, right? So let’s ...

WASHINGTON Some of the best U.S. broadcast engineers are worried about noise. Jonathan Edwards, Donald Everist, Thomas King and Robert Weller have some ideas of what to do about it and they met ...

RF-to-baseband front ends consisting of a low-noise amplifier (LNA) cascaded with a mixer downconverting RF signals to baseband have become the epitome of RF devices tested in high-volume ...

Whether testing RF analog or digital modulation or high-speed serial signals, you often need to add a known quantity of noise, especially for receiver testing. The FMNG1xxx series of calibrated noise ...

New studies by a noted wireless industry analyst have brought to light the significant impact of non-Wi-Fi devices on both the performance and security of Wi-Fi networks. Wi-Fi and non-Wi-Fi devices ...

Sometimes the old tricks are the best. [Kevin] learned an old trick about using a ‘scope to sniff RF noise and pays it forward by sharing it in a recent video. He uses an oscilloscope. But does he ...

December 8. 2006 Quellan today announced the extension of its innovative Wideband noise cancellation technology to mobile handsets and consumer devices. Successfully used in data center applications ...

Device noise is insidious to gigahertz, nanometer-scale analog, and RF CMOS circuit performance. In the past, it’s been either impractical or outright impossible to perform transistor-level analysis ...

New contract by U.S. Strategic Command’s space organization shows the U.S. military’s attention to a growing problem for government and commercial satellite operators: radio-frequency interference. On ...

Marguerite Reardon started as a CNET News reporter in 2004, covering cellphone services, broadband, citywide Wi-Fi, the Net neutrality debate and the consolidation of the phone companies. Your brand ...