Terrestrial digital radio goes mobile
Product News 12/31/2007 Post a comment
At the Consumer Electronics Show in Las Vegas, HD Radio developer iBiquity will show new features for the terrestrial digital radio format, such as an iTunes "tagging" feature that makes it easier to purchase music, while touting low-power chip support and reference designs tailored to move the HD Radio platform into portable devices.
Jitter, Noise, and Signal Integrity at High-Speed: A Tutorial--Part III
Design How-To 12/26/2007 Post a comment
Published November 19, 2007, this Chapter 1 excerpt from Jitter, Noise, and Signal Integrity at High Speed, is a basic and high-level introduction to terminology, definitions, and concepts concerning jitter, noise, signal integrity, bit error rate, and working mechanisms for communication link systems. Part III covers signal and statistical perspectives on jitter and noise, and a system perspective on jitter, noise, and BER.
RF Basics: Diversity Techniques
Design How-To 12/21/2007 Post a comment
If you wish you knew more about diversity ( including space, frequency, and polarization diversity) then take a close look at this excerpt from Bruce Fette's book, RF and Wireless Technologies.
Filtronic sells compound semis business to RFMD
News & Analysis 12/20/2007 Post a comment
Filtronic plc has sold its compound semiconductor division, FCSL, to RF Micro Devices Inc. for just £12.5 million (about $25 million) in cash. The deal provides for RFMD to retain the fab at Newton Aycliffe, England, which is already a supplier of GaAs pHEMT semiconductors to RFMD.
Audio chip targets high-definition wireless platforms
Product News 12/19/2007 Post a comment
STS Inc. releases its fourth-generation audio baseband chip for digital wireless audio platforms. The STS DARR81 chip enables simultaneous audio connections of consumer electronics devices for uninterrupted streaming of HD uncompressed wireless audio.
The ZigBee PRO Feature Set: More of a good thing
Design How-To 12/18/2007 Post a comment
The ZigBee spec now includes two feature sets: ZigBee and ZigBee PRO. Both define key aspects of how a mesh network operates but ZigBee PRO's feature set offers improved network scalability, resiliency, security, and ease-of-use, especially for larger, more complex networks.
RF Basics: Multipath
Design How-To 12/18/2007 Post a comment
If you would like a better understanding of multipath fading, flat fading, and Rayleigh fading, take a close look at this excerpt from Bruce Fette's book, RF and Wireless Technologies.
Jitter, Noise, and Signal Integrity at High-Speed: A Tutorial--Part II
Design How-To 12/17/2007 Post a comment
Published November 19, 2007, this Chapter 1 excerpt from Jitter, Noise, and Signal Integrity at High Speed, is a basic and high-level introduction to terminology, definitions, and concepts concerning jitter, noise, signal integrity, bit error rate, and working mechanisms for communication link systems. This segment is a discussion of the sources of jitter and amplitude noise.
USB, Kleer plug into digital TVs
News & Analysis 12/17/2007 Post a comment
USB Implementers Forum is developing a variant of its technology to link mobile devices and TVs, and startup Kleer Corp. is announcing it has characterized its proprietary wireless link for standard definition video.
Sidebar: UWB Test Methodology
Design How-To 12/13/2007 Post a comment
This test focused on measuring UWB throughput over wireless and coaxial media. We have uploaded the latest drivers for all the devices under test from the manufacturer's web sites.
WiMedia's day in the sun: CES 2008?
Blog 12/12/2007 Post a comment
Competition and "letting the market decide" is important to achieving the best possible technologies and products. We should also remember that competition and market decisions are best based on facts, not PowerPoint presentations.
Design How-To 12/11/2007 Post a comment
For those who want to dig a little deeper, here are several links to resource articles on WirelessNetDesignline.