Abstract: In the underlay mode of cognitive radio, secondary users are allowed to transmit when ... However, these constraints limit the secondary system performance. Antenna selection (AS)-based ...

The entire trip will be almost completely car-free. “There’s some real beauty about all those interconnected pieces that just make for a really inspiring and pleasant journey,” Ligtenberg said. “It is ...

A Formula 1 star has questioned the legality of a rival team's car during the Miami Grand Prix ... Williams star Alexander Albon said via his team radio: "I don’t know how that Merc is legal." ...

Copyright 2025 The Associated Press. All Rights Reserved. Copyright 2025 The Associated Press. All Rights Reserved. A man walks near a flooded area near the Swannanoa ...

SALT LAKE CITY — So you’re probably listening to your car stereo, but have you ever tuned it? Where you fiddle with bass and treble and balance and get the optimum sound quality? Since we’re in the ...

Notable: There is substantial research indicating that many car buyers are dissatisfied with current complex digital infotainment systems. The bottom line: The bigger threat isn’t that radio ...

That was followed by a 25% tariff on imported cars. Later this week, imported car parts will also be hit with a 25% tariff. (The tariff rules are different for cars imported from Mexico and Canada ...