In this paper, we first propose a FM radio-based emergency communication service through the integration of FM transmitters into smartphones. FM radio provides a number of advantages such as longer ...

In simple terms, amplitude is how strong or intense a wave is. It's plotted on a graph with time on the x-axis and amplitude ...

optical transmitter and a remote self-heterodyned (RSH) detection method, we experimentally and analytically proved the feasibility of a radio-over-fiber system using a 16-QAM signal at 5 Gb/s and 18 ...

The quake was at a depth of 35 km (22 miles) near the island of Karpathos in the Mediterranean Sea, the Athens Geodynamic Institute said, prompting Greek authorities to issue a temporary tsunami ...

The quake was at a depth of 35 km (22 miles) near the island of Karpathos in the Mediterranean Sea, the Athens Geodynamic Institute said, prompting Greek authorities to issue a temporary tsunami ...