Patent · US Expired

Device for optical signal transmission between two units movable relative to each other

US6996300B2 · kind B2 · utility

3Cited by
15References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 22, 2004
Grant dateFeb 7, 2006
Priority date
Expiry dateNov 22, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/09
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A device for transmitting information between at least two units mobile relative to each other comprises a light guide having a light-guiding medium, the optical properties of which can be changed by external electromagnetic fields. The light guided in this light guide is modulated by electromagnetic fields emitted by a movable probe.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.