Archives

Innovation: Know Your Enemy

January 1, 2012 - By

Signal Characteristics of Civil GPS Jammers
GPS jamming is a continuing threat. A detailed understanding of how the available jammers work is necessary to judge their effectiveness and limitations. A team of researchers from Cornell University and the University of Texas at Austin reports on their analyses of the signal properties of 18 commercially available GPS jammers. read more

Straight Talk on Anti-Spoofing: Securing the Future of PNT

January 1, 2012 - By

Disruption created by intentional generation of fake GPS signals could have serious economic consequences. This article discusses how typical civil GPS receivers respond to an advanced civil GPS spoofing attack, and four techniques to counter such attacks: spread-spectrum security codes, navigation message authentication, dual-receiver correlation of military signals, and vestigial signal defense. Unfortunately, any kind of anti-spoofing, however necessary, is a tough sell. read more

Telematic Future: eCall, Insurance, Drive-Share

January 1, 2012 - By

Consider two notable developments in 2011 that will influence the development of consumer transportation: China became the largest manufacturer of automobiles, producing more than 18 million vehicles, easily overtaking Europe and North America; smartphone volume shipments surpassed the volume of laptops and desktop PCs combined. Reflecting these two rising economic rockets, the November Munich Telematics show drew its largest attendance yet, 500-plus participants, and a greatly expanded exhibit area. read more

This article is tagged with , and posted in Automotive, Road, Transportation