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New optical filter employing multireflection mirror to provide design flexibility for WDMA
(2008-06-22)
A novel optical device employing an amplified ring resonator and a multireflecting mirror inside, is presented. Is founded its transfer function. Also simple expressions for the separation of the two maximums of this novel ...
Measurements on passive tunable optical filters for DWDM
(06/06/2002)
Measurements on a passive optical fibre tunable filter are presented. The device is based on a loop mirror in a ring resonator. The loop mirror allows tuning by changing the coupling coefficient of a coupler. The novel ...
Multi-sensor system using plastic optical fibers for intrinsically safe level measurements
(10/04/2004)
A system for measuring liquid level in multiple tanks using optical fiber technology has been developed. Oil field service industry or any sector requiring liquid level measurements in flammable atmospheres can be benefited ...
Applications of recirculating optical configurations on filters and lasers
(07/07/2005)
In this paper, different optical configurations based on ring resonators and a reflective section in the feedback path, are proposed in order to show the feasibility of their applications in different fields. Additionally, ...
Novel tuneable filter based on MZ and an amplified ring resonator for OFDM networks
(1999-11-08)
A novel reconfigurable fibre based tuneable filter is proposed. The module relies on a cascaded connection of Mach-Zehnders and an amplified fibre ring resonator. MHz range adjustable FHWM bandwidths and high crosstalk are ...
Sistema Nefelometrico Auto-referenciado Inmune a Fuentes de Luz Externas
(02/11/2018)
Este trabajo describe los conceptos y procedimientos aplicados para el dise no e implementación de un sensor de turbiedad de agua. El mismo se dise na con la finalidad de brindarnos lecturas de turbiedad del agua. El sensor ...
Wide tunable filters using a recirculating delay line with multi-reflections
(05/01/2002)
A ring resonator with multiple reflections as a tunable filter is proposed and analyzed in this paper. A coupler and two identical Bragg gratings are used to implement the internal reflections so an active filter with a ...
A plastic fiber optic liquid level sensor
(06/09/2004)
A system for measuring liquid level in multiple tanks using optical fiber technology has been developed. Oil field service industry or any sector requiring liquid level measurements in inflammable atmospheres can be benefited ...
Low power consumption silicon photonics tuning filters based on compound microring resonators
(03/14/2013)
Scalable integrated optics platforms based on silicon-on-insulator allow to develop optics and electronics functions on the same chip. Developments in this area are fostered by its potential as an I/O technology that can ...
Sagnac loop in ring resonators for tunable optical filters
(08/01/2005)
General filter architecture using co-and counterpropagation signals are studied. A specific configuration based on a Sagnac loop within a ring resonator is analyzed. Novel tuning, apart from conventional tuning,is achieved ...