Subwavelength materials have become a fundamental tool for silicon photonic design, enabling devices with unique performance characteristics. We will briefly review some fundamentals here and will then discuss some of the ...

Photonic integrated biosensors have emerged as a highly attractive alternative for biomarker detection in applications ranging from clinical diagnosis to food quality monitoring. Detecting specific target and differentiating ...

In this work we propose the utilization of the Butler matrix as a six-port I/Q demodulator. The inherent symmetry of its topology allows to overcome the intrinsic amplitude and phase imbalances of the traditional approaches ...

La monitorización del funcionamiento del corazón se realiza generalmente por medio del análisis de los potenciales de acción generados en las células responsables de la contracción y relajación de este órgano. El proceso ...

This document discusses the design of coupled resonators band-pass microwave filters. The resonators are implemented as substrate integrated waveguide (SIW) rectangular cavities, which are piled vertically in a multilayer ...

Sub-wavelength structures are enabling the design of devices based in dielectric waveguides with unprecedented performance in both the near-infrared and mid-infrared wavelength regions. These devices include fiber-to-chip ...

Subwavelength grating metamaterials are enabling a new generation of high-performance silicon photonic devices. Here we discuss the fundamental physics along with some of the latest advances in this rapidly expanding field.

Integrated optical antennas are key components for on-chip light detection and ranging technology (LIDAR). In order to achieve a highly collimated far field with reduced beam divergence, antenna lengths on the order of ...

In this talk we present our recent advances in SWG metamaterial engineering. We will show a 1D-optical phased array composed of 112 evanescent-coupled surface emitting antennas with a length of 1.5 mm and fed by a compact ...

A six-port-based frequency discriminator for phase noise measurement is proposed. This circuit makes use of a delay line discriminator configuration, thus not requiring reference oscillator. Furthermore, the use of a ...