Silicon photonics is advancing rapidly in performance and capability with multiple fabrication
facilities and foundries having advanced passive and active devices, including modulators …

As new applications impose jitter values in the range of a few tens of femtoseconds, the
design of phase-locked loops faces daunting challenges. This paper derives basic relations …

Wireline IOs have doubled per-lane data-rate every 3-4 years over the last two decades due
to increasing demand in high-performance computing, networking/communications, and …

Metamaterial devices (metadevices) have been developed in progress aiming to generate
extraordinary performance over traditional devices in the (sub-) terahertz (THz) domain, and …

Reprogrammable optical meshes comprise a subject of heightened interest for the execution
of linear transformations, having a significant impact in numerous applications that extend …

This article presents analysis, design details, and measurement result of a 224-Gb/s four-
level pulse amplitude modulation (PAM-4) transmitter (TX) consisting of a 7-bit voltage …

The field of neuromorphic photonics has been projected to comprise the next-generation
Neural Network platform, expected to lead to remarkable advances in compute energy-and …

To enhance sampling rates of CMOS digital-to-analog converters (DACs), analog
multiplexing of several DAC output signals in the time domain provides a solution. In this …

The big data era has witnessed expansion of information traffic at a 26% compound annual
growth rate (CAGR) during one decade, as shown in Figure 1 (a)[1],[2]. Rising data rates …

Digital-to-analog converter (DAC)-based transmitters are suited to support different
modulation formats (eg, NRZ, PAM-4, OFDM), long-channel equalization (incl. roaming taps) …