DataPlay's mobile recording technology
Bernard W. Bell · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2002
A small rotating memory device which utilizes optical prerecorded and writeable technology to provide a mobile recording technology solution for digital cameras, cell phones, music players, PDA's, and hybrid multipurpose devices have been developed. This solution encompasses writeable, read only, and encrypted storage media.