trustme.bro/r/…
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the claim
Mobile phones vibrate using an internal eccentric rotating mass motor powered by electricity
the verdict
COMMON KNOWLEDGE
no citation needed for this one
refutedsupported
the weight of evidence
no sources on either side

The claim that mobile phones vibrate using an internal eccentric rotating mass motor powered by electricity is a matter of everyday technical fact and common knowledge, requiring no formal citation.

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The analysis

The claim describes the standard, well-established mechanical design of haptic vibration components in mobile devices. While paper [6] discusses fault detection in miniature vibration motors within smartphone components, the core mechanism itself is common knowledge, making formal citation unnecessary according to the step 0 guidelines.

Everything we examined (12)
  1. Toward an AI Era: Advances in Electronic Skins.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  2. A Survey on the Use of Haptic Feedback for Brain-Computer Interfaces and Neurofeedback.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  3. Estimation of Torso Vibrotactile Thresholds Using Eccentric Rotating Mass Motorspeer-reviewedno side takennot shown: read and judged not to bear on this claim
  4. Vibrotactile Perception for Sensorimotor Augmentation: Perceptual Discrimination of Vibrotactile Stimuli Induced by Low-Cost Eccentric Rotating Mass Motors at Different Body Locations in Young, Middle-Aged, and Older Adupeer-reviewedno side takennot shown: read and judged not to bear on this claim
  5. Recent Developments in Haptic Devices Designed for Hearing-Impaired People: A Literature Review.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  6. Vibrotactile Alerting to Prevent Accidents in Highway Construction Work Zones: An Exploratory Study.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  7. Research on Voltage Waveform Fault Detection of Miniature Vibration Motor Based on Improved WP-LSTM.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  8. Advances in Climbing Robots for Vertical Structures in the Past Decade: A Review.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  9. A Comprehensive Review of Piezoelectric Ultrasonic Motors: Classifications, Characterization, Fabrication, Applications, and Future Challenges.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  10. Design of Eccentric Mass-Type Vibration-Damping Electric Actuator Control System for Non-Fixed-Wing Aircraftpeer-reviewedno side takennot shown: read and judged not to bear on this claim
  11. The two-stage therapeutic effect of posture biofeedback training on back pain and the associated mechanism: A retrospective cohort study.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  12. An inexpensive "do-it-yourself" device for rapid generation of uniform tumor spheroids.peer-reviewedno side takennot shown: read and judged not to bear on this claim
The paper trail · every fact has a biography
first checked05 Aug 2026
judged → COMMON KNOWLEDGE · 9505 Aug 2026
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