Short for head-mounted display, a headset used with virtual reality systems. An HMD can be a pair of goggles or a full helmet. In front of each eye is a tiny monitor. Because there are two monitors, images appear as three-dimensional. In addition, most HMDs include a head tracker so that the system can respond to head movements. For example, if you move your head left, the images in the monitors will change to make it seem as if you’re actually looking at a different part of the virtual reality.
- Hewlett-Packard (HP)
Short for Hewlett-Packard, one of the world’s largest computer and electronics companies. Founded in 1939 by William Hewlett and David Packard, HP is best known today for its line of LaserJet and DeskJet printers. However, it produces more than 10,000 different products, ranging from computer systems to specialized electronic devices.
Short for High-Performance Addressing, an passive-matrix display technology the provides better response rates and contrast than conventional LCD displays. Although HPA displays aren’t quite as crisp or fast as active-matrix (TFT) displays, they’re considerably less expensive to produce. Consequently, HPA is being used by a number of computer manufacturers for their low-end notebook computers.
(1) Short for High Performance Computing. (2) Short for Handheld PC, Microsoft’s moniker for a personal digital assistant (PDA).
The U.S. government’s term for High Performance Computing. There are a number of U.S. agencies conducting HPCC research.
Short for High Performance File System, a file system created specifically for IBM��s OS/2 to improve upon the limitations of the FAT file system. Among its improvements include support for mixed-case file names and long file names (256 characters as opposed to FAT��s 11 characters), more efficient use of disk space (files are not stored […]