Applications of Optical Storage Systems

Optical storage devices are commonly employed in data storage media.

  • In Computers: An optical disk can be used by a computer to store vast amounts of data. The use of optical discs has the advantage of being less expensive than magnetic disks. An optical disc can hold more data than a hard disk.
  • In Audio Players: Every type of audio device, including CD players, MP3 players, and so on, stores data on an optical disc. This sort of storage is portable and has a huge storage capacity.
  • In Digital Cameras: Digital cameras often save photos and films on optical discs. The benefit of employing this sort of storage is that it has a large storage capacity and fast data transport.

Optical Storage Systems

THe Optical memory is an electronic storage medium that uses a laser beam to store and retrieve digital (binary) data. In optical storage technology, a laser beam encodes digital data on an optical disc or laser disc in the form of tiny pits arranged in a spiral pattern on the surface of the disc. Digital Versatile Disk (DVD), Compact Disk (CD) and Blu-Ray Disk are the examples of optical storage device.

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What is an Optical Storage System?

As compared to magnetic memory, optical memory is a relatively new secondary storage medium. It has provided to be a promising random medium for high-capacity secondary storage, as it can store large amounts of text of data in limited space. An optical-disk storage system consists of a rotating disk, which is coated. With a thin metal or any other material that is highly reflective. laser beam technology is used for recording/reading data on a disk. Due to this, optical disks are also known as laser disks or optical laser disks....

Properties of Optical Storage Systems

Storage Capacity – It refers to the amount of data that can be stored in an optical storage system. It is directly proportional to the spot size and the geometrical dimensions of disk. Data Transfer Rate – It refers to the speed at which data can be read from the optical storage systems. It depends on the linear density and the rotational speed of the drive. Access Time – It refers to the time taken to access the desired data from the optical storage systems. It is directly proportional to the weight of head and rotation speed of the disk....

Example of Optical Storage Devices

The different optical media are CDs, DVDs, Blu-ray disks, etc....

Applications of Optical Storage Systems

Optical storage devices are commonly employed in data storage media....

Advantages of Optical Storage Systems

The cost-per-bit of storage for optical disks is very low. The use of a single spiral track optical disks an ideal storage medium for reading large blocks of sequential data such as music. Due to their compact size and light weight, optical disks are easy to handle, store, and port from one place to another....

Disadvantages of Optical Storage Systems

It is read-only (permanent) storage medium. Data once recorded, cannot be erased and hence, the optical disks cannot be reused. The data access speed for optical disks is slower than magnetic disks. It requires a more complicated drive mechanism than magnetic disks....

FAQs On Optical Storage Systems

Q.1: What is storage capacity of optical storage device?...