Grating|based curvature sensor

Ultra-high curvature sensors for multi-bend structures using fiber ...

We present a novel ultra-high curvature sensor with an ultra-thin and highly flexible structure incorporating fiber Bragg gratings (FBGs).

Curvature Sensor - an overview | ScienceDirect Topics

filed an international patent and an US Patent, in 1998, describing an optical fiber bending sensor based on MCF able to measure degree and orientation of the ...

Fiber Grating sensor based in curvature sensing for monitoring ...

A Bragg grating sensor prototype for Structural Monitoring is presented for the measurement of bidirectional displacements (±50 mm) with a single grating.

Long-Period Grating with Asymmetrical Modulation for Curvature ...

We propose and demonstrate a curvature sensor based on long-period fiber grating (LPFG) with asymmetric index modulation.

Curvature sensor based on D-shape fiber long period fiber grating ...

In this paper, a D-shape fiber long period fiber grating (DLPFG) curvature sensor has been theoretically and experimentally investigated.

Bidirectional Soft Silicone Curvature Sensor Based on Off-Centered ...

Bidirectional Soft Silicone Curvature Sensor Based on Off-Centered Embedded Fiber Bragg Grating. Abstract: A compact bidirectional soft ...

Grating-based curvature sensor | Request PDF - ResearchGate

Request PDF | Grating-based curvature sensor | Curvature sensing is a technique that provides the phase of wavefronts through measurements ...

Miniature optical fiber curvature sensor via integration with GaN ...

We present a miniaturized curvature sensing system by integrating a GaN-based optoelectronic chip with the plastical optical fiber (POF).

Grating-based curvature sensor - SPIE Digital Library

Curvature sensing is a technique that provides the phase of wavefronts through measurements of irradiance in well defined planes along a beam of light.

Polarization-Maintaining Fiber Long-Period Grating Based Vector ...

We propose and demonstrate an optical fiber vector curvature sensor based on a long-period fiber grating (LPFG) inscribed in Panda type polarization- ...

Multi-channel curvature sensor based on fiber bending loss ...

Fiber Bragg gratings and interferometric curvature sensors are easily disturbed by axial strain and temperature, and cascaded multi-channel ...

Vector curvature sensor based on a single fiber Bragg grating

However, these sensors are often cross-sensitive to axial stress or difficult to reproduce. In this paper, we propose a vector curvature sensor ...

Curvature Sensor Based on a Long-Period Grating in a Fiber Ring ...

By using this methodology, a cavity round trip time of 2.85 μs was obtained. For a proof of concept, a long-period grating was inserted in the ...

Fiber Grating sensor based in curvature sensing for monitoring ...

PDF | A Bragg grating sensor prototype for Structural Monitoring is presented for the measurement of bidirectional displacements (±50 mm) with a single.

Compact fiber-optic curvature sensor based on super-mode ...

1468-1471. ... AU - Salceda-Delgado, G. AU - Van Newkirk, A. AU - Antonio-Lopez, J. E.. AU - Martinez-Rios, A. AU - Schülzgen, A. ... N2 - A compact, low loss, and ...

Fiber Grating sensor based in curvature sensing for monitoring ...

A Bragg grating sensor prototype for Structural Monitoring is presented for the measurement of bidirectional displacements (±50 mm) with a single grating, ...

High-performance vector bending and orientation distinguishing ...

A vector bending and orientation distinguishing curvature sensor, based on asymmetric coupled multi-core fibre, is proposed and experimentally demonstrated.

A novel fibre Bragg grating curvature sensor for… - Biblioteka Nauki

In order to measure curvature in an effective way, a novel fibre Bragg grating (FBG) curvature sensor is proposed, which aims at removing the deficiencies of ...

Bidirectional Soft Silicone Curvature Sensor Based on Off-Centered ...

A compact bidirectional soft curvature sensor is achieved by embedding a fiber Bragg grating (FBG) off-centered in a silicone sheet.

Curvature Sensor Based on a Long-Period Grating in a Fiber Ring ...

The proposed technique demonstrates a fiber ring resonator interrogated by an optical time domain reflectometer (OTDR), for intensity sensing.