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R_Colin_Johnson
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posted in April 2008

20 items
'Missing link' memristor created: Rewrite the textbooks?
News & Analysis  
4/30/2008   10 comments
HP Labs' Stanley Williams has invented the world's first memristor, the 'missing link' in circuit theory--a fourth passive-device type after resistors, capacitors and inductors--as predicted by University of California at Berkeley professor, Leon Chua.
What if software could simulate wireless nets?
Design How-To  
4/29/2008   Post a comment
Scalable Network Technologies QualNet and Exata provide what are said to be accurate software simulations of wireless network behavior and operations, respectively, so that developers can "what if" before building expensive hardware infrastructures.
Second-generation 'Robot Guitar' takes the stage
News & Analysis  
4/28/2008   Post a comment
Gibson's second-generation "auto-tuning" Robot Guitars include both Les Paul Studio and SG Special models and a Neutrik locking phone jack, along with all the features of the original Robot Guitar.
Self-healing mesh optical nets emerge
News & Analysis  
4/25/2008   Post a comment
Mesh fiber-optic networks are being deployed worldwide to replace point-to-point and ring topologies, thereby providing fail-safe connections and almost 100 percent network availability.
Lab-on-chip design automation takes cue from EDA
News & Analysis  
4/22/2008   1 comment
Design automation tools borrowed from the semiconductor industry are being recast for use with microfluidic labs-on-chip.
Waveguides bridge 'terahertz gap'
Product News  
4/22/2008   Post a comment
University of Utah researchers succeed in building terahertz waveguides that harness surface plasmon polaritons at the interface between a metal and a dielectric--stainless steel foil and air gaps formed by perforations--to transmit, bend, split and combine terahertz radiation.
Future of chip design revealed at ISPD
News & Analysis  
4/17/2008   Post a comment
The International Symposium on Physical Design (ISPD 2008) revealed the current trends in chip design and fabrication--and there were some surprising finds.
Chip gets e-paper up to speed for interactive apps
Product News  
4/16/2008   Post a comment
E Ink and Seiko Epson jointly developed a controller chip for electrophoretic displays (electronic paper) that they claim makes the e-paper as responsive as LCDs for interactive applications.
Scientists channel lightning with ground-based lasers
News & Analysis  
4/15/2008   1 comment
European scientists, working in New Mexico, have triggered lightning strikes with ground-based lasers. The goal is to create miles-long plasma filaments that would extend from clouds to the ground, providing an economical conduit to channel surefire strikes for the purposes of studying lightning's effects on infrastructure.
Ramtron rolls microcontroller-independent FRAM
Product News  
4/14/2008   Post a comment
Ramtron International Corp. has unveiled what it claims is the first in a new family of intelligent ferroelectric RAMs capable of recording data independent of a separate microcontroller previously needed to make the nonvolatile memory operate like solid-state storage devices.
IBM 'racetrack' memory seeks to replace flash, disk drives
Product News  
4/11/2008   Post a comment
A next-generation nonvolatile memory dubbed "racetrack" is expected to initially replace flash memory and eventually hard-disk drives, according to IBM Corp. fellow Stuart Parkin of its Almaden Research Center.
Nanoparticles leaching into environment
News & Analysis  
4/10/2008   Post a comment
Scientists are raising alarms about toxic nanoparticles being woven into fabrics as "odor neutralizers" in socks and as antibacterial agents in bandages.
IBM rolls water-cooled supercomputer
News & Analysis  
4/10/2008   Post a comment
IBM Corp. has unveiled a water-cooled "Hydro-Cluster" supercomputer it claims is five times faster than previous models while delivering a three-fold increase in energy efficiency.
New approach seeks to bridge gap to mobile Internet
News & Analysis  
4/9/2008   Post a comment
Wireless network operators faced with providing more IP services to mobile handset users have been targeted by IP-only systems specialists who are seeking to link conventional circuit switches and the Internet's data-packet switches.
MEMS markets could explode
Product News  
4/8/2008   Post a comment
Microelectromechanical system oscillators are replacing quartz crystals at a 120 percent annual growth rate, according to an industry forecast, or four times the growth rate forecast elsewhere.
Engineers' algorithm picks Kansas to win NCAA championship
News & Analysis  
4/7/2008   Post a comment
Georgia Institute of Technology (Georgia Tech) engineers have crafted an algorithm called Logistic Regression Markov Chain (LRMC) that is said to correctly picks National Collegiate Athletic Association (NCAA) basketball results better than any other method.
Time out! CMOS ousts quartz crystals
Product News  
4/3/2008   Post a comment
Mobius Microsystems offers its CMOS Harmonic Oscillator as an alternative to quartz crystals and phase locked loops.
Satellite/terrestrial handset reference design launched
Product News  
4/3/2008   Post a comment
Elektrobit debuts a combo cell phone and satellite phone, boasting a touch screen like the iPod, plus a full Qwerty keyboard.
Superconductors could help spacecraft hover
News & Analysis  
4/2/2008   1 comment
Superconductors enable a spacecraft tethering system using magnetic force that works even when power is out, enabling assemblies of modules to hover together in clusters.
WiMax-based service integrates cellphone, TV
Product News  
4/1/2008   Post a comment
NextWave Wireless Inc. demonstrated its MXtv service at the CTIA conference in Las Vegas. MXtv is a television broadcast capability that can be added to conventional cellular-type WiMax networks.


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