AT4 wireless is to provide testing services to assess the fair coexistence of wi-fi and LTE in unlicensed spectrum (LTE-U) devices in accordance with the Wi-Fi Alliance Coexistence Test Plan. The testing assesses whether commercially available LTE-U devices coexist fairly with wi-fi in the same environment.
The development and deployment of LTE-U devices, which utilise 4G LTE radio communications technology in the unlicensed spectrum, introduces the possibility of interference with wi-fi equipment operat
US-based McCain has introduced the FLeX controller, the smallest controller in its ATC eX series of advanced transportation controllers. Measuring just 5.5” tall, the compact controller includes new features and capabilities, including front panel access to data, optional built-in wi-fi and a full 16-line display screen with a split-screen option for users operating Omni eX¬ intersection control software.
The FLeX controller is available in both shelf mount and rack mount configurations and easily upgrad
The Arizona Department of Transportation (ADOT) is testing wrong-way vehicle detection devices next to off-ramps along Phoenix-area freeways as part of an ongoing research effort to reduce the risk of wrong-way crashes.
Three detectors, manufactured by Tapco have been installed along the northbound Interstate 17 exit to State Route 74, the eastbound Interstate 10 exit at Ray Road and the northbound Loop 101 off-ramp at Thunderbird Road. Two other detection devices, manufactured by Wavetronix, were instal
