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FTP (File Transfer Protocol):
p
rotocols, used to exchange files between computers/devices on networks. Network cameras
with embedded operating systems use FTP to send camera images to an authorized user's
computer or web site.
UPnP (Universal Plug & Play):
automatic peer-to-peer detection of devices on the network. Allows the discovery of UPnP-
enabled devices in a network environm
RTSP (Real Time Streaming protocol): RTSP is a control protocol for Internet streaming
of audio and video. Mostly used for remote viewing of live or stored security camera video
over the In
ternet. RTSP
stream delivered by a media server. RTSP servers typically use RTP as the protocol for the
actual transport of audio/video data.
CMOS Sensor (Compliment
available in m
any IP network cameras with less circuitry hence consumes less power, produces
h
igher frame rate & is less costly as compared to CCD sensors.
IR LED (Infrared LED):
l
ight, which means it cannot be seen by the naked eye. These cameras are well suited for
surveillance of low light areas or
shine inf
rared light, illuminating the scene.
Pan/T
ilt:
IP cameras with pannin
to m
onitor wider areas. In many cases a camera's panning functionality can be controlled
r
emotely from network PC using video management software. Tilt refers to an IP camera's
ability to b
e directed up and down in a vertical plane. The camera lens can be aimed at a
specific part of a scene, and in m
Frame Rate:
The frame rate is used to describe the frequency at which a video stream is
u
pdated is measured in frames per second (fps). If you want more accurate video then the frame
rate should be kept high. Lower th
FTP is an application protocol that uses the TCP/IP
A set of computer network protocols that allow the
ent.
can be considered as a "remote control" for controlling the media
ary metal-oxide semiconductor): Is an im
Infrared radiation is radiation at a longer wavelength than visible
areas with no light at all. Infrared LED's surround the lens and
g capabilities can move back and forth horizontally in order
any cases the tilt can be controlled remotely.
e frame rate, lesser the image details.
DG-SC3800P User Manual
148
age sensor
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