Photonics company Coherent and quantum tech firm Quside say they have reached a major milestone in hardware-based security with the successful demonstration of a mass manufacturable quantum entropy ...

Coherent-light communication systems appear significantly closer to realization with news of a cw infrared maser developed at Bell Telephone Laboratories, Murray Hill, N.J. The device, employing a ...

As the number of higher-throughput applications grows, so does the need for a wider bandwidth and network coverage in wireless systems. Given limited spectrum allocation, wireless communication ...