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12. Definitions, acronyms and abbreviations
A/V
Audio / video.
Bit Rate
Sometimes written “bitrate”, the frequency at which bits are passing a given (physical
or metaphorical) “point”, quantified in terms of bits per second (bit/s).
CVI
Component video input. Sometimes used interchangeably with “YPbPr”.
CVBS
Composite Video Broadcast Standard. Video signal containing combined color,
luminance, and synchronization signals. Also often referred to as “AUX” video.
DB-9
Standardized 9-pin connector, typically used for RS-232 asynchronous serial
communications.
DB-15
Standardized 15-pin connector, typically used for VGA / computer display signals.
DCM
Data Communications Module. PCS terminology for devices that communicate with
Philips Commercial Solutions products by means of the Philips SmartPort protocol.
DFU
Directions For Use. Philips Consumer Electronics term for product instruction
documentation.
DHCP
Dynamic Host Configuration Protocol. A protocol used on TCP/IP networks. Allows
client configuration (TCP/IP address, default gateway, DNS configuration, etc.) to be
sent to clients.
DNS
The network service used in TCP/IP networks that translates host names to IP
addresses.
DVI
Digital Visual Interface, a digital interface standard created by the Digital Display
Working Group (DDWG) to convert analog signals into digital signals to
accommodate both analog and digital monitors.
HTML
Hypertext Markup Language. The set of markup symbols or codes inserted in a file
intended for display on a World Wide Web browser page.
IR
Infrared, long-wavelength light energy invisible to the human eye. In this context as
applied to wireless remote controls.
MP3
A compressed digital audio format. MPEG (Motion Pictures Experts Group) Layer 3
Audio compression.
NVM
Non-Volatile Memory.
MPEG
Moving Picture Experts Group. General term for a range of audio and video
compression, and the name of the standards organization for digital video and digital
audio compression. Operates under the auspices of the International Organisation
for Standardization (ISO).
NA
Not available, not applicable.
NC
Not connected, no connection.
Off See
“Stand-by”.
