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  1. Home
  3. An Electronic Fingerprint Device Based On Spiral Patterned Tactile Pixel Array For Augmented Human-machine Interactions.
  1. Home
  3. An Electronic Fingerprint Device Based On Spiral Patterned Tactile Pixel Array For Augmented Human-machine Interactions.

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Related Experiment Video

A Tactile Automated Passive-Finger Stimulator (TAPS)
19:44

A Tactile Automated Passive-Finger Stimulator (TAPS)

Published on: June 3, 2009

An electronic fingerprint device based on spiral patterned tactile pixel array for augmented human-machine

Jie Jin1,2, Chenhao Mao2, Weijie Liu2

  • 1State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering, Zhejiang University, Hangzhou, 310058, China.

Nature Communications
|May 30, 2026

View abstract on PubMed

Summary
This summary is machine-generated.

This study introduces an enhanced electronic fingerprint (E-fingerprint) device for improved human-robot interaction. The novel tactile sensor accurately detects slippage, enhancing interaction reliability and precision.

Related Experiment Videos

A Tactile Automated Passive-Finger Stimulator (TAPS)
19:44

A Tactile Automated Passive-Finger Stimulator (TAPS)

Published on: June 3, 2009

Area of Science:

  • Robotics and Human-Machine Interaction
  • Tactile Sensing Technology
  • Sensor Design and Application

Background:

  • Human-machine interface (HMI) devices leverage tactile sensing to enhance interaction accuracy and diversity.
  • Accurate extraction of slippage characteristics (direction and displacement) is a significant challenge in current HMI devices.
  • Effective human-robot interaction necessitates advanced sensing capabilities for reliable manipulation.

Purpose of the Study:

  • To propose and develop an enhanced electronic fingerprint (E-fingerprint) device for simultaneous detection of normal force, slippage direction, and displacement.
  • To improve the accuracy and reliability of human-robot interactions through advanced tactile sensing.
  • To demonstrate the applicability of the E-fingerprint device in complex interactive tasks, such as robotic manipulation and remote writing.

Main Methods:

  • Development of an E-fingerprint device integrating a force-sensitive unit and a 12x12 tactile pixel array.
  • Distribution of tactile pixels in a Fermat spiral pattern, inspired by sunflower seed arrangements, to optimize spatial sensing.
  • Integration and application of the E-fingerprint device in robotic manipulation tasks to control and restrict slippage.

Main Results:

  • Achieved high accuracy in slippage direction detection (0.85°) and displacement detection (0.091 mm) using the E-fingerprint device.
  • Demonstrated effective restriction of detected slippage within an ideal range during robotic manipulation.
  • Showcased promising performance in complex interactive tasks, exemplified by a remote writing demonstration.

Conclusions:

  • The enhanced E-fingerprint device significantly improves the accuracy of detecting slippage direction and displacement in HMI applications.
  • This high-accuracy tactile sensing technology enhances the reliability and precision of human-robot interactions.
  • The E-fingerprint device offers a promising solution for advanced robotic manipulation and complex interactive tasks.