In television production, barn doors is a slang term used to describe an effect that occurs when a 4:3 image is viewed on a 16:9 (widescreen aspect ratio) screen. This causes the viewer to see black bars on the sides of the screen, giving the viewer the illusion of barn doors on the screen.
- base URL
When designing a Web page, most design programs will allow you to specify a base URL that is it will convert all relative URLs on that page to absolute URLs. Also called base location.
An operating system developed by Be, Inc. that runs on the PowerPC platform and Intel x86 processors. Despite being smaller than other modern operating systems, such as the Mac OS and Windows, BeOS nevertheless sports a modern graphical user interface (GUI), preemptive multitasking, multithreading, and built-in support for symmetric multiprocessing (SMP).
- base station controller
Abbreviated as BSC, the base station controller is a combination of device and software used by a base station. The device enables the base station to register mobile phones in the cell (a geographic area) to perform handoff, call setup and call termination.
(1) The original band of frequencies of a signal before it is modulated for transmission at a higher frequency. (2) A type of data transmission in which digital or analog data is sent over a single unmultiplexed channel, such as an Ethernet LAN. Baseband transmission use TDM to send simultaneous bits of data along the […]
In typography, the imaginary line on which characters sit. The x-height of a font is measured from the baseline to the top of a lowercase x. The descender, for those characters that have one, is defined as the portion of the character that falls below the baseline.