The U.S. Defense Advanced Research Projects Agency (DARPA) announced record results in a test campaign of a new optical power-beaming receiver. “The team recorded more than 800 watts of power ...

Photonics firm Lumentum and Marvell Technology, a maker of data infrastructure chips, has announced an industry-first demo integrating Marvell 400G/per lane PAM4 technology operating at 225 Gbaud with ...

The combination of Marvell’s advanced 400G technology and its extensive expertise in DSP and high-speed ASIC design complements Lumentum’s optical innovation to maximize performance ...

The live data demonstration at the trade show used an optical transmitter and receiver to connect two CPU platforms with a single-mode fiber (SMF) patch cord running between them.

For enhancing the security of coherent optical communication systems, an optical transmitter identification method based on constellation diagrams is proposed.

The effects of the optical transmitter and receiver layers of hybrid optical communication systems with fiber and free-space optical (FSO) communication channels on data transmission performance were ...

New indium phosphide-based modulator achieves unprecedented bit rates, promising swifter data transmission. As data traffic grows, there is an urgent demand for smaller optical transmitters and ...

Defining TDECQ TDECQ, the acronym for “transmitter dispersion and eye closure quaternary,” is the primary metric used to gauge the quality of an optical PAM4 transmitter.

The use of FEC and PAM4 led to significant changes in how an optical transmitter is specified and tested.

Data traffic is increasing rapidly, and this necessitates the development of smaller optical transmitters and faster data transmission rates.

While sources with higher optical modulation rates are essential, they are not the only factor that matters. In addition, there’s a need for a high optical power, because access networks – also known ...