Patent · US Active

Fourier-beam shaper and display apparatus including the same

US11561399B2 · kind B2 · utility

0Cited by
3References
23Claims
0Family size

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Key dates

Filing dateJul 2, 2020
Grant dateJan 24, 2023
Priority date
Expiry dateOct 21, 2040

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B2027/0178
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Provided are a Fourier-beam shaper and a display apparatus including the Fourier-beam shaper. The Fourier-beam shaper includes: a waveguide; an input coupler configured to direct a plurality of light beams toward the waveguide in a time-sequential manner; and a spatial converter configured to output the plurality of light beams traveling in the waveguide through spatially different regions of the spatial converter.

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