Mobotix Q24M User Manual page 151

CCTV
Abbreviation of Closed-Circuit Television . A television system in which the analog video signal
is transmitted to monitor within one particular environment only (for example, a building). The
term CCTV is often used for video surveillance systems.
CF Card
Abbreviation of Compact Flash Card . An ultra-compact, digital (random-access) memory
medium based on flash memory modules and well-known as an image storage medium
for digital cameras.
CIF, 2CIF, 4CIF (in accordance with PAL TV standard)
Abbreviation of Common Intermediate Format . Corresponds to 1/4 TV image with 288 rows
and 352 columns (0.1 megapixels). 2CIF (1/2 TV image) has the same number of rows (288),
but 704 columns (0.2 megapixels). 4CIF corresponds to the image quality of a traditional TV
image with 576 rows and 704 columns (0.4 megapixels).
CMOS
Abbreviation of Complementary Metal-Oxide Semiconductor. MOBOTIX cameras rely on this
type of image sensor for energy-efficient digitalization of image information.
DevKit
Camera development kit with independent image sensors based on MOBOTIX M12D or M24M
cameras, intended for concealed installation in other devices.
DHCP
Abbreviation of Dynamic Host Configuration Protocol. Allows a server to automatically assign
devices in the network with the appropriate configuration (including the IP address, DNS server
and gateway), as opposed s fixed IP addresses on the individual network devices.
DNS
Abbreviation of Domain Name Service. Allows the domain names of servers on the Internet
(e.g. www.mobotix.com) to be linked ("resolved") to their corresponding IP addresses (e.g.
212.89.150.84).
Dome Camera
Most often refers to cameras with a round and compact design. The lens can be freely posi-
tioned and is protected by a transparent dome-shaped plastic housing.
DSL
Abbreviation of Digital Subscriber Line . Denotes a fast Internet connection capable of providing
bandwidth of up to 16 Mbps for a typical household.
DualDome
Dome camera with two lenses and image sensors such as the MOBOTIX D12D. These lenses
can deliver wide-angle and telephoto images independently of one another.
DVR
Abbreviation of Digital Video Recorder . Commonly describes a dedicated computer with at
least one harddisk that is used to store the video and audio data generated by analog or
digital cameras.
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