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Photonics Buyers' Guide / Data Handling Systems
Glossary
  • effective data rate (EDR) A characterization of the throughput performance of data storage systems; the EDR is the total of data retrieved divided by the total time it takes to retrieve it, expressed as megabytes per second.
  • optical data storage (ODS) The storage of information via optical means, primarily employing a low-power laser to inscribe data on a photosensitive surface as pits or phase differences and to read such data via reflected light in the retrieval stage. Optical data storage...
information systemsinformation retrieval systemsoptical data storagemass storagedigital libraryremote data-manipulation services
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