US Patent Application 17906793. HOLOGRAPHIC STORAGE simplified abstract

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HOLOGRAPHIC STORAGE

Organization Name

Microsoft Technology Licensing, LLC


Inventor(s)

Douglas James Kelly

Benn Charles Thomsen

Dushyanth Narayanan

Antony Ian Taylor Rowstron

Andreas Georgiou

HOLOGRAPHIC STORAGE - A simplified explanation of the abstract

This abstract first appeared for US patent application 17906793 titled 'HOLOGRAPHIC STORAGE

Simplified Explanation

The abstract describes a holographic data storage system that includes an emitter system, a holographic recording medium, and an input waveguide network.

  • The holographic recording medium has multiple recording regions that are connected to corresponding out-coupling regions of the input waveguide network.
  • The system is designed to write data from an input beam to the appropriate recording region.
  • A controller is used to control the optical characteristics of the input beam or the guiding elements of the waveguide network.
  • This allows the input beam to be guided from an in-coupling region to any selected out-coupling region.
  • Similar waveguide networks are used for carrying reference and output beams.


Original Abstract Submitted

A holographic data storage system comprises an emitter system, a holographic recording medium, and an input waveguide network formed of one or more multimode optical waveguides. The holographic recording medium has multiple recording regions, each optically coupled to a corresponding one of multiple out-coupling regions of the input waveguide network, the holographic data storage system arranged to persistently write data of an input beam, received at any one of the out-coupling regions, to the corresponding recording region. A controller is coupled to at least one of the emitter system and at least one controllable guiding element of the input waveguide network and controls at least one optical characteristic of the input beam or the at least one guiding element, so as to guide the input beam from an in-coupling region to any selected one of the multiple out-coupling regions. Similar waveguide networks are provided for carrying reference and output beams.