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A Power-Efficient Readout for Wheatstone-Bridge Sensors With COTS Components
This paper presents a direct digital converter for Wheatstone bridge sensors, which is realized with commercial off-the-shelf components. The power efficiency of the readout is enhanced by embeddingExpand
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Vacuum packed particles as flexible endoscope guides with controllable rigidity
In order to fully benefit from the functionalities of flexible endoscopes in surgery a simple shaft-guide that can be used to support the flexible endoscope shaft is required. Such a shaft-guide mustExpand
  • 90
Demodulation Techniques for Self-Oscillating Eddy-Current Displacement Sensor Interfaces: A Review
This paper presents a comprehensive study of demodulation techniques for high-frequency self-oscillating eddy-current displacement sensor (ECDS) interfaces. Increasing the excitation frequency isExpand
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High-resolution MEMS inertial sensor combining large-displacement buckling behaviour with integrated capacitive readout
Commercially available gravimeters and seismometers can be used for measuring Earth’s acceleration at resolution levels in the order of $${\mathrm{ng}}/\sqrt {\mathrm{Hz}}$$ (where g representsExpand
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Self-Aligning and Self-Calibrating Capacitive Sensor System for Displacement Measurement in Inaccessible Industrial Environments
In this paper, the challenges of using capacitive sensors are identified and solved by the use of mechanical and electronic system improvements. Expand
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A 9.1 mW inductive displacement-to-digital converter with 1.85 nm resolution
A displacement-to-digital converter (DDC) based on inductive (eddy-current) sensor is presented. Expand
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Eddy-Current Sensing Principle in Inertial Sensors
The eddy-current displacement sensing principle is, to the best of our knowledge, not yet used in inertial sensors. The main reasons for this are the important performance limitations of the existingExpand
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A 19.8-mW Eddy-Current Displacement Sensor Interface With Sub-Nanometer Resolution
This paper presents an eddy-current sensor (ECS) interface intended for sub-nanometer (sub-nm) displacement sensing in hi-tech applications. Expand
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Suppression Efficiency of the Correlated Noise and Drift of Self-oscillating Pseudo-differential Eddy Current Displacement Sensor
The suppression efficiency of the correlated noise and drift of self-oscillating front-end circuit in a pseudo-differential eddy-current displacement sensor (ECDS) is investigated using COMSOL andExpand
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Modelling the inductance of a novel eddy-current position sensor for high-precision applications
  • J. Vogel, S. Nihtianov
  • Materials Science, Computer Science
  • IEEE Sensors Applications Symposium (SAS)
  • 20 April 2016
A novel eddy-current sensor is proposed that uses small standoff distances in combination with a high excitation frequency to decrease the skin depth, thus aiming at an improved resolution. Expand
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