Patent · US Active

Electrophoretic displays

US9664978B2 · kind B2 · utility

27Cited by
268References
12Claims
0Family size

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Key dates

Filing dateMar 4, 2015
Grant dateMay 30, 2017
Priority date
Expiry dateMar 4, 2035

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K85/615
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A dielectrophoretic display comprises a substrate having walls defining at least one cavity, the cavity having a viewing surface and a side wall inclined to the viewing surface; a suspending fluid contained within the cavity; a plurality of at least one type of particle suspended within the suspending fluid; and means for applying to the fluid an electric field effective to cause dielectrophoretic movement of the particles to the side wall of the cavity.

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