hard disk

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hard disk

a data storage device in which data is stored on a magnetic disk embodied in a COMPUTER. Most hard disks can store large amounts of data, such as 20 megabytes of numbers or letters.
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Very high tape capacities, high transfer rates, and low cost per gigabyte are important factors for these applications, which include storage of financial records, e-mail images, and long-term storage of medical images.
This problem can only be exacerbated as new storage media with greater storage capacities and data transfer rates enter the marketplace.
NEC's unit exceeds the standard 150 Kbps data transfer rate at 300 Kbps.
The 9940 delivers 30MB/sec transfer rates and capacity of 200GB native per cartridge.
The exceptional reliability, capacity and performance of ADR2 technology is possible at a low cost due to four separate tape storage innovations: buried servo signaling, multi-channel recording, true variable transfer rates and enhanced data integrity.
The LTO-2 10-cartridge device features up to 4TB of storage capacity and a transfer rate of up to 252GB/hr.
Tests have shown a transfer rate of over 30MBs on SLR 100 with highly compressible data.
InPhase Technologies will develop advanced multiplexing and recording techniques that enable more holograms to be stored in the same volume, thereby dramatically increasing storage densities, data transfer rate and data fidelity.