Agency for Science, Technology and Research

Advanced Micro Foundry Pte. Ltd.

Guo Qiang Patrick Lo

Mingbin Yu

Tsung-Yang Liow

Qing Fang

Bo Li

Xiaoguang Tu

Junfeng Song

Xianshu Luo

Feng Gao

Kah Wee Ang

Eu-Jin Andy Lim

Lian Xi Larry Lia

Lianxi Jia

An antenna or antenna array for a steerable light beam, the antenna array comprising a plurality of linear antenna arrays (), each linear antenna array comprising: a plurality of antenna elements (); a waveguide () supporting the antenna elements having a length and a thickness; and a control element (), adjacent to the waveguide, arranged to induce a change in refractive index along at least a part of the length of the waveguide and in at least a part of the thickness of the waveguide, wherein the change in refractive index in the waveguide causes a phase shift in light emitted via each of the plurality of antenna elements.

Light detecting and ranging (LiDAR) devices and the like

A distributed feedback laser integrated on silicon comprising a combination of a waveguide of a first material and a laser diode a second material, different from the first material, wherein the laser diode comprises a plurality of regularly spaced metalized grating elements which form a single longitudinal mode; wherein the waveguide comprises a plurality of waveguide elements separated by metalized regions; and wherein the metalized grating elements and the metalized regions are adapted to be coupled to one another to form the distributed feedback laser.

Or relating to a distributed feedback laser device for photonics integrated cirtuit and a method of manufacture

An optical modulator and a method for manufacturing an optical modulator are provided. The optical modulator includes a first waveguide, a second waveguide, a modulating portion connected between the first waveguide and the second waveguide, the modulating portion being configured to receive an input signal from the first waveguide, to modulate the input signal and to supply a corresponding modulated input signal as an output signal to the second waveguide, wherein the modulating portion includes a semiconductor substrate, one end thereof being coupled to the first waveguide, and a corresponding opposite end thereof being coupled to the second waveguide, a Germanium rib provided on the substrate such that the input signal propagates through the Germanium rib along a longitudinal axis thereof, and a first electrode and a second electrode respectively provided on the substrate, wherein the Germanium rib is provided between the first electrode and the second electrode, and wherein the first electrode and the second electrode are configured to apply an electrical field to the Germanium rib in order to modulate the input signal propagating through the Germanium rib.

Optical modulator and method for manufacturing the same

According to embodiments of the present invention, an optical modulator is provided. The optical modulator includes a depletion region comprising a junction between from a first conductivity type portion and a second conductivity type portion, a first intrinsic region, and a second intrinsic region, and wherein the depletion region is disposed between the first intrinsic region and the second intrinsic region.

Optical modulator and a method of forming the same

According to embodiments of the present invention, an optical sensing system is provided. The optical sensing system includes a resonator arrangement including a first resonator, wherein an effective refractive index of the first resonator is changeable in response to a change in a refractive index of a cladding of the first resonator, and a second resonator to which a current or voltage being adjustable in response to a change in the effective refractive index of the first resonator is applied, wherein the optical sensing system is configured to determine the change in the effective refractive index of the first resonator based on a change in the current or voltage applied to the second resonator. Further embodiments provide a method of determining a change in an effective refractive index of a resonator of an optical sensing system.

Optical sensing system and a method of determining a change in an effective refractive index of a resonator of an optical sensing system

An optical converter and a method of manufacturing the optical converter are provided. The optical converter may include a signal receiving portion configured to receive an optical signal from an optical fiber which can be coupled to the optical converter, a signal output portion configured to output the optical signal received by the signal receiving portion, and a signal coupling portion being disposed between the signal receiving portion and the signal output portion and being configured to couple the optical signal received by the signal receiving portion into the signal output portion. The signal output portion may include a waveguide element having at least one tapered end section, and being partially or wholly surrounded by the signal coupling portion. The at least one tapered end section may be configured to couple the optical signal from the signal coupling portion into the waveguide element and the waveguide element may be configured to output the optical signal.

Growing community of inventors

Singapore, Singapore

Guo Qiang Patrick Lo