Universal Media Disc

The Universal Media Disc (UMD ) is a system developed by Sony exclusively for the PlayStation Portable storage medium to games, movies and music on the PlayStation Portable can play.

The round storage medium (like a DVD) is of a plastic bag ( Caddy, cartridge similar to a floppy disk) protected. Basically in design and dimensions similar to the UMD Sony's MiniDisc, which was intended as a successor medium for the audio cassette.

The UMD is no longer used in the successor to the PlayStation Portable, PlayStation Vita, which was unveiled on January 27, 2011.

Specifications

  • Case Dimensions ( WDH ): about 65 mm × 64 mm × 4.2 mm
  • Weight: about 19 ​​g
  • Disc Diameter: 60 mm
  • Maximum memory: 900 MB ( single layer ), and 1.8 GB ( dual layer )
  • Laser wavelength: 660 nm ( red laser)
  • Encryption: AES 128-bit

A UMD is a small DVD. It's in May 2005, several release groups independently succeeded read UMD media. Your data after it is at UMD media to standard DVDs with smaller diameter, from which also the lower capacity results, encased in a protective plastic sleeve. Formats the media are in ISO 9660 format. So they can be read using a USB connection between PSP and computer or PS3.

Regional Codes

UMD most films are limited to the respective region in which the film is sold. In contrast, UMD games, however, are provided with the region code "0", which makes them compatible with any PlayStation Portable system. The system differs from region code of the DVD just by assigning Latin America Region 1 instead of 4

  • Region 0: Worldwide
  • Region 1: USA, Canada, U.S. Territories, Latin America
  • Region 2: Europe, Japan, Middle East, Egypt, South Africa, Greenland, French territories
  • Region 3: Republic of China ( Taiwan), South Korea, the Philippines, Indonesia, Hong Kong, Malaysia, Singapore
  • Region 4: Australia, New Zealand, Pacific Islands
  • Region 5: Russia, Eastern Europe, Pakistan, India, North Korea, Mongolia, and the bulk of Africa
  • Region 6: People's Republic of China

Profiles

  • PSP Games
  • UMD Audio
  • UMD Video

With movies, the UMDs are provided with a regional code.

Games and movies which require a higher version of the PSP firmware have this included in principle.

ROM cartridge Advanced Encryption Standard Regional lockout Adaptive Transform Acoustic Coding Optical storage CD-ROM CD-R CD-RW Video-CD High Definition Compatible Digital GD-ROM Blu-spec CD Enhanced Versatile Disc DVD-RAM Professional Disc Blu-ray Disc recordable Holographic Versatile Disc M-DISC Ultra Density Optical
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