In this paper, we fabricate and incorporate both the FBG- and OFDR-based sensors into a surgical CDM developed for orthopedic MIS and provide a full comparison of the shape reconstruction results in a...
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This article presents a systematic evaluation of fiber-optic shape sensing models for prostate needle interventions using a single needle embedded with a three-fiber optical frequency
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To address the challenges associated with shape sensing of continuum manipulators (CMs) using Fiber Bragg Grating (FBG) optical fibers, we present a unique shap
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In optical fiber shape sensing technology, enhancing sensing accuracy while simultaneously achieving real-time shape reconstruction presents a notable challenge. This work
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This paper introduces a novel shape-sensing approach for Concentric Tube Steerable Drilling Robots (CT-SDRs) based on Optical Frequency Domain Reflectometry (OFDR).
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This study demonstrates a frequency-spatial division multiplexed optical frequency domain reflectometry (FSDM-OFDR) system that allows for parallel interrogation of simultaneous
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In this paper, we propose a local spectrum matching method for optical fiber shape sensing in an OFDR system. Compared with the conventional cross
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A highly accurate 3D shape sensing scheme based on special fiber OFDR is proposed and demonstrated. Combining with ICP algorithm, the maximum reconstruction error is effectively
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In optical fiber shape sensing technology, enhancing sensing accuracy while simultaneously achieving real-time shape reconstruction presents
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An optical frequency domain reflectometry (OFDR) shape sensor was demonstrated based on a femtosecond-laser-inscribed weak fiber Bragg grating (WFBG) array in a multicore fiber (MCF).
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We present a twist compensated, high accuracy and dynamic fiber optic shape sensing based on phase demodulation in Optical Frequency Domain Reflectometry (OFDR) by using multiple
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In this paper, we propose a local spectrum matching method for optical fiber shape sensing in an OFDR system. Compared with the conventional cross-correlation method, the
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OFDR is an interferometric technique that was first developed as a way to measure optical fibers'' reflectivity, and therefore detect losses or breaks in the fibers.
View moreHigh-power CW/pulsed laser diodes (808nm–1550nm) and VCSEL arrays for 3D sensing, LIDAR, and optical interconnects.
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