Multimedia Gallery - In recent years, smartphone use and demand for wireless broadband access have intensified.

October 6, 2016

In recent years, smartphone use and demand for wireless broadband access have intensified.

This silicon-germanium chip converts a digital trigger to a 5-picosecond pulse of radiation with a frequency spectrum exceeding 1 terahertz. The chip supports a repetition rate up to 10 gigahertz, provides beam-steering capability and contains a two-by-four array of transmitters with antennas that can each be independently programmed with resolution steps of 300 femtoseconds.

Credit: Jeff Fitlow/Rice University

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