(The abbreviations is listed in alphabetical order)
4K
4K - (Horizontal Display Resolution)
Refers to a horizontal display resolution of approximately 4,000 pixels.
Digital television and digital cinematography commonly use several different 4K resolutions.
In television and consumer media the dominant 4K standard is 3840×2160
Ultra
High
Definition
(UHD),
whereas the movie projection industry 4K standard uses 4096×2160
Digital
Cinema
Initiatives
(DCI).
8K
8K - (Horizontal Display Resolution)
Refers to any screen or display with around 8000 pixels width.
8K Full
Ultra
High
Definition
(FUHD).
FUHD is the current highest Ultra High Definition.
Also refered to as Ultra High Definition Television (UHDTV) resolution in digital television, digital cinematography and digital signage.
8K refers to the horizontal resolution of 7,680 pixels, forming the total image dimensions of (7680×4320), also known as 4320p.
The number 4320 stands for 4,320 lines of vertical display resolution, while the letter "p" stands for progressive scan or non-interlaced.
FUHD is the current highest Ultra High Definition.
Also refered to as Ultra High Definition Television (UHDTV) resolution in digital television, digital cinematography and digital signage.
8K refers to the horizontal resolution of 7,680 pixels, forming the total image dimensions of (7680×4320), also known as 4320p.
The number 4320 stands for 4,320 lines of vertical display resolution, while the letter "p" stands for progressive scan or non-interlaced.
AES
AES - (Advanced Encription Standard)
Advanced
Encryption
Standard
– It is a symmetric block cipher chosen by the U.S. government to protect classified information and is implemented in software and hardware throughout the world to encrypt sensitive data.
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Auto Electronic Shutter – On standard cameras it is where the iris remains fixed allowing the shutter speed to change with response to the amount of perceived light to keep the signal output at the best possible level..
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Auto Electronic Shutter – On standard cameras it is where the iris remains fixed allowing the shutter speed to change with response to the amount of perceived light to keep the signal output at the best possible level..
AGC
AGC - (Automatic Gain Control)
Automatic
Gain
Control
{It also called
Automatic
Volume
Control
(AVC)}
- It is a closed-loop feedback regulating circuit in an amplifier or chain of amplifiers, the purpose of which is to maintain a suitable signal amplitude at its output, despite variation of the signal amplitude at the input.
AI
AI - (Auto Iris)
Auto
Iris
- These lenses incorporate an electronically controlled iris, which allows the lens to maintain one light level making them ideal for outdoor use or any applications with varying light conditions. Used on normal cameras, and not on security video surveillance cameras.
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Artificial Intelligence – It is an area of computer science that emphasizes the creation of intelligent machines that work and react like humans. Some of the activities computers with artificial intelligence are designed for include: Speech recognition. Learning.
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Artificial Intelligence – It is an area of computer science that emphasizes the creation of intelligent machines that work and react like humans. Some of the activities computers with artificial intelligence are designed for include: Speech recognition. Learning.
ARP
ARP - (Address Resolotion Protocol)
Address
Resolution
Protocol
- It is a protocol for mapping an
Internet
Protocol
address
(IP
address) to a physical machine address that is recognized in the local network. For example, in IP Version 4, the most common level of IP in use today, an address is 32 bits long.
AVC
AVC - (Advanced Video Coding)
Advanced
Video
Coding
- It is a form of compression technology that allows high definition video to be sent across networks in an efficient manner. AVC compression sends video at a single specified resolution across a network, or in other words, a single frame rate with a single level of quality.
AWB
AWB - (Automatic White Balance)
Automatic
White
Balance.
... Since different types of lighting affect the way a camera's sensor captures colour, most digital cameras and camcorders include an AWB setting. The AWB setting automatically adjusts the white balance when capturing a photo or recording video. This option is usually at its most accurate outside, with natural, ambient lighting.
AWB is the process of removing unrealistic colour, so that objects which appear white in person are rendered white in the image. An incorrect AWB can create unsightly blue, orange, or even green colour casts, which are very inaccurate.
BIOS
BIOS - (Basic Input/Output System)
Basic
Input/Output
System -
BIOS
is typically stored in
Erasable
Programmable
Read
Only
Memory
(EPROM)
and is the program a computer's microprocessor uses to start the computer system after it is powered on.
It also manages data flow between the computer's Operating System (OS) and attached devices, such as the hard disk, video adapter, keyboard, mouse and printer.
BLC
BLC - (BackLight Compensation)
BackLight
Compensation
- It is the light behind the object of interest in a scene.
BackLight
Compensation
(BLC)
automatically brings more detail to darker areas of an image when bright light shining from behind obscures it and provides perfect exposure for an object in front of very strong back light.
BNC
BNC - (Bayonett Neill Concelman Connector)
Short for
Bayonet
Neill
Concelman
connector,
(sometimes erroneously called a British Naval Connector or Bayonet Nut Connector),
a type of connector used with coaxial cables. The basic
BNC
connector is a male type mounted at each end of a cable.
CMOS
CMOS - (Complementary Metal-Oxide-Semiconductor)
Complementary
Metal-Oxide-Semiconductor
- is the conventional analog signal delivered through an analog BNC connector. In English, that basically means a pair of wires can transmit video and power from the camera to the recorder producing video surveillance.
CVBS
CVBS- (Composite Video Blanking and Sync)
Composite
Video-Blanking-Sync
- It is the term usually used to describe the small amount of memory on a computer motherboard that stores the BIOS settings. Some of these BIOS settings include the system time and date as well as hardware settings.
DHCP
DHCP - (Dynamic Host Configuration Protocol)
Dynamic
Host
Configuration
Protocol
- It is a protocol for assigning dynamic IP addresses to devices on a network. With dynamic addressing, a device can have a different IP address every time it connects to the network. In some systems, the device's IP address can even change while it is still connected.
DNR
DNR - (Digital Noise Reduction)
Digital
Noise
Reduction
– It is a method by which the camera's imager digitally removes noise from the image. 3D
DNR
is an advancement of this technology which enables noise to be filtered even more effectively from the image, even in low light conditions.
DNS
DNS - (Domain Name Server)
Domain
Name
Servers
– They are the Internet's equivalent of a phone book. They maintain a directory of domain names and translate them to Internet Protocol (IP) addresses.
This is necessary because, although domain names are easy for people to remember, computers or machines, access websites based on IP addresses.
EMI
DNS - (Domain Name Server)
Domain
Name
Servers
– They are the Internet's equivalent of a phone book. They maintain a directory of domain names and translate them to Internet Protocol (IP) addresses.
This is necessary because, although domain names are easy for people to remember, computers or machines, access websites based on IP addresses.
FOV
FOV - (Field Of View)
Field
Of
View
– It allows for coverage of an area rather than a single focused point. …
In human vision, the field of view is composed of two monocular FOVs which our brains stitch together to form one binocular FOV.
Individually, our eyes have a horizontal FOV of about 135 degrees and a vertical FOV of just over 180 degrees.
With CCTV Cameras, the Lens installed determine the FOV. Typically a 2.8mm lens gives a horizontal FOV of 104 degrees and a vertical FOV of 58 degrees.
A 4mm lens gives a horizontal FOV of 83 degrees and a vertical FOV of 44 degrees.
A 8mm lens gives a horizontal FOV of 39 degrees and a vertical FOV of 21 degrees.
The larger the lens the smaller the FOV but the more clearer the object/s of recording over a distance.
FTP
FTP (Foiled Twisted Pair)
Foiled
Twisted
Pair
- These Ethernet cables provide enhanced signal integrity by using an overall
foil shield to protect data from electromagnetic interference (EMI) and crosstalk.
These cables, commonly found in Cat6/Cat6a, are ideal for high-speed 1Gbit/s–10Gbit/s networking,
particularly in industrial or outdoor settings requiring robust protection.
H.264
H.264 - (Video compression standard)
H.264 or MPEG-4 Part 10,
Advanced
Video
Coding (MPEG-4
AVC)
is a block-oriented motion-compensation-based video compression standard. As of 2014, it is one of the most commonly used formats for the recording, compression, and distribution of video content.
It supports resolutions up to 8192×4320, including 8K UHD.
HDCVI
HDCVI - (High Definition Composite Video Interphase)
High
Definition
Composite
Video
Interphace
- It can sometimes be referred to as high definition analog CCTV. It is a relatively new technology that offers the benefits of high definition recording without all the costs associated with a full IP CCTV system. ... The technology offers two specifications: 1080p (1920×1080) and 720p (1280×720).
HDSM
HDSM - (High Definition Stream Management)
High
Definition
Stream
Management
SmartCodec Technology automatically detects activity levels in multiple regions of a scene to optimize compression levels, and reduce bandwidth and storage consumption, all while maintaining high image detail of the areas that matter most.
HDTVI
HDTVI - (High Definition Transport Video Interphase)
High
Definition
Transport
Video
Interphase)
– It is the HD Video transmission Interphase. HDTVI technology can be implemented in existing simulation on a transmission line reliable kop HD video signal transmission.
HLC
HLC - (HighLight Compensation)
HighLight
Compensation
- It's ability to reverse bright points in the picture to black. As an effective approach to recognize vehicle plate number at night, HLC function can detect any spotlight diffused by object-vehicle and compensate it for obtaining clearer image.
HTTP
HTTP - (Hypertext Transfer Protocol)
HyperText
Transfer
Protocol
- It is the set of rules for transferring files (text, graphic images, sound, video, and other multimedia files) on the World Wide Web. As soon as a Web user opens their Web browser, the user is indirectly making use of HTTP.
HTTPS
HTTPS - (HyperText Transfer Protocol Secure)
HyperText
Transfer
Protocol
Secure
(HTTPS)
is an extension of the Hypertext Transfer Protocol (HTTP). It is used for secure communication over a computer network and is widely used on the Internet. In HTTPS, the communication protocol is encrypted using
Transport
Layer
Security
(TLS),
or, formerly, its predecessor,
Secure
Sockets
Layer
(SSL).
The protocol is therefore also often referred to as HTTP over TLS, or HTTP over SSL.
ICMP
ICMP - (Internet Control Message Protocol)
Internet
Control
Message
Protocol
– It is a supporting protocol in the Internet protocol suite. It is used by network devices, including routers, to send error messages and operational information indicating, for example, that a requested service is not available or that a host or router could not be reached.
ICR
ICR - (IR-Cut filter Removal)
IR-Cut filter
Removable
- It is an apparatus that is placed between the camera sensor and the lens, and allows the IR-Cut filter to be placed or removed from the front of the sensor, depending on the illumination level.
IGMP
IGMP - (Internet Group Management Protocol)
Internet
Group
Management
Protocol
– It is a communications protocol used by hosts and adjacent routers on IPv4 networks to establish multicast group memberships.
IGMP
is an integral part of IP multicast.
IGMP can be used for one-to-many networking applications such as online streaming video and gaming, and allows more efficient use of resources when supporting these types of applications.
IGMP is used on IPv4 networks. Multicast management on IPv6 networks is handled by Multicast Listener Discovery (MLD) which is a part of ICMPv6 in contrast to IGMP's bare IP encapsulation.
IPv4
IPv4 - (Internet Protocol Version 4)
Internet
Protocol
version
4
– It is the fourth revision of the Internet Protocol and a widely used protocol in data communication over different kinds of networks. IPv4 is a connectionless protocol used in packet-switched layer networks, such as Ethernet.
IPv4 uses a 32-bit IP address scheme written allowing for a total of 2^32 addresses (just over 4 billion addresses). Addresses are represented as four groups of two decimal digits (0 – 255) being separated by dots, for example 192.0.2.235
IPv6
IPv6 - (Internet Protocol Version 6)
Internet
Protocol
version
6
– It is the most recent version of the Internet Protocol (IP), the communications protocol that provides an identification and location system for computers on networks and routes traffic across the Internet.
IPv6 uses a 128-bit IP address scheme written allowing for a total of 2^128 addresses. Addresses are represented as eight groups of four hexadecimal digits with the groups being separated by colons, for example 2001:0db8:0000:0042:0000:8a2e:0370:7334, but methods to abbreviate this full notation exist.
IR
IR - (InfraRed)
InfaRed
- An infrared camera is a non-contact device that detects infrared energy (heat) and converts it into an electronic signal, which is then processed to produce a thermal image on a video monitor and perform temperature calculations. Heat sensed by an infrared camera can be very precisely quantified, or measured, allowing you to not only monitor thermal performance, but also identify and evaluate the relative severity of heat-related problems.
MIR
MIR - (Mirror)
MIRror - A mirror inside the camera body reflects the light coming in through the lens up to a prism, and into the viewfinder for you to preview your shot.
MJPEG
MJPEG - (Video compression)
In multimedia,
Motion
JPEG
(M-JPEG or MJPEG) is a video compression format in which each video frame or interlaced field of a digital video sequence is compressed separately as a JPEG image.
MWB
MWB - (Manual White Balance)
Manual
White
Balance
– Same definition for AWB seen above but instead of auto, it is manual, but this option is on standard Cameras, and not used in security video surveillance cameras.
NTP
NTP - (Network Time Protocol)
Network
Time
Protocol
- It is a networking protocol for clock synchronization between computer systems over packet-switched, variable-latency data networks. In operation since before 1985, NTP is one of the oldest Internet protocols in current use.
NTSC
NTSC - (Video system and standard used in North America)
NTSC
is the video system or standard used in North America and most of South America. In NTSC, 30 frames are transmitted each second. Each frame is made up of 525 individual scan lines. PAL is the predominant video system or standard mostly used overseas. In PAL, 25 frames are transmitted each second.
ONVIF
ONVIF - (Open Network Video Interphase Forum)
Open
Network
Video
Interphase
Forum
– It is a global and open industry forum with the goal of facilitating the development and use of a global open standard for the interface of physical IP-based security products.
ONVIF
creates a standard for how IP products within video surveillance and other physical security areas can communicate with each other. ONVIF is an organization started in 2008 by Axis Communications, Bosch Security Systems and Sony.
ONVIF Device Manager is a
Network
Video
Client
(NVC)
to manage
Network
Video
Transmitters
(NVT),
Network
Video
Storage
(NVS) and
Network
Video
Analytics
(NVA)
devices. Implements Discovery, Device, Media, Imaging, Analytics, Events and PTZ services.
PAL
PAL - (Phase Alternating Line)
Phase
Alternating
Line
– It is the predominant video system or standard.
PAL may have fewer frames per second, but it also has more lines than NTSC. PAL television broadcasts have 625 lines of resolution, compared to NTSC's 525 lines. More lines means more visual information, which equals better picture quality and resolution.
PTZ
PTZ - (Pan Tilt Zoom)
PTZ stands for
Pan
Tilt
Zoom
– A surveillance camera with PTZ functionality features a rotating lens with directional and zoom capabilities,
and the camera can be controlled remotely; It can pan left to right and tilt up and down.
RJ-45
RJ-45 - (Type of connector in Ethernet systems)
RJ45
is a type of connector commonly used for Ethernet networking. It looks similar to a telephone jack, but is slightly wider. Since Ethernet cables have an RJ45 connector on each end, Ethernet cables are sometimes also called RJ45 cables.
The
"RJ"
in RJ45 stands for
"Registered
Jack,"
since it is a standardized networking interface. The "45" simply refers to the number of the interface standard. Each RJ45 connector has eight pins, which means an RJ45 cable contains eight separate wires. If you look closely at the end of an Ethernet cable, you can see the eight wires, which are each a different colour. Four of them are solid colours, while the other four are striped.
RTP
RTP - (Real-time Transport Protocol)
Real-time
Transport
Protocol
– It is an Internet protocol standard that specifies a way for programs to manage the real-time transmission of multimedia data over either unicast or multicast network services.
RTSP
RTSP - (Real Time Streaming Protocol)
Real-Time
Streaming
Protocol
- It is a network control protocol designed for use in entertainment and communications systems to control streaming media servers. The protocol is used for establishing and controlling media sessions between end points. Clients of media servers issue VHS-style commands, such as play, record and pause, to facilitate real-time control of the media streaming from the server to a client (Video On Demand) or from a client to the server (Voice Recording).
SL
SL - (Slow Shutter Length)
Slow
Shutter
Length
– this option is on standard Cameras, and not used in security video surveillance cameras.
Shutter speed refers to the length of time the camera's shutter remains open when taking a photo. The longer the shutter stays open, the slower the shutter speed will be. ... Slow shutter speeds also allow the camera to capture more light, which is why it's useful for capturing more detail when shooting at night.
SSL
SSL - (Secure Socket Layer)
Secure
Sockets
Layer
– It is a standard security protocol for establishing encrypted links between a web server and a browser in an online communication. The usage of SSL technology ensures that all data transmitted between the web server and browser remains encrypted.
SOAP
SOAP - (Simple Object Access Protocol)
Simple
Object
Access
Protocol
– It is a message protocol that allows distributed elements of an application to communicate. SOAP can be carried over a variety of lower-level protocols, including the web-related Hypertext Transfer Protocol (HTTP).
STP
STP (Shielded Twisted Pair)
Sheilded
Twisted
Pair
– These Ethernet cables are high-performance network cables designed with shielding (foil or braided mesh) to prevent electromagnetic interference (EMI) and crosstalk, ensuring stable data transmission in noisy environments. They are ideal for industrial, outdoor, or high-bandwidth settings (e.g., Cat6 STP 500m)
TCP
TCP - (Transmission Control Protocol)
Transmission
Control
Protocol
- It is one of the main protocols in TCP/IP networks. Whereas the IP protocol deals only with packets, TCP enables two hosts to establish a connection and exchange streams of data. TCP guarantees delivery of data and guarantees that packets will be delivered in the same order in which they were sent.
UDP
UDP - (User Datagram Protocol)
User
Datagram
Protocol
- It is an alternative communications protocol to Transmission Control Protocol (TCP) used primarily for establishing low-latency and loss-tolerating connections between applications on the internet.
UPnP
UPnP - (Universal Plug n Play)
Universal
Plug
n Play
(It speaks for itself)
UTP
UTP - (Unshielded Twisted Pair)
Unsheilded
Twisted
Pair
- These Ethernet cables are the most common networking cables, using four pairs of twisted, unshielded color-coded wires to prevent electromagnetic interference and crosstalk. Ideal for home and office local area networks (LANs), they are affordable, easy to install, and support high speeds up to 10Gbps, commonly in Cat5e or Cat6 standards
WDR
WDR (Wide Dynamic Range)
Wide
Dynamic
Range
- It is a term used in the surveillance camera industry to refer to high-dynamic-range imaging.
Implies that the camera can handle bright and dark conditions and improve quality of freeze frame. In recent years, even cheap models have been supplied with the
“WDR” function.
Y/C
Y/C - (Luminance & Chrominance)
Luminance
(Y) &
Chrominance - Luminance refers to brightness and chrominance refers to colour. Sometimes when removing noise in an image, you will get a lot of chromatic noise created by the de-speckle or whatever filter you are using. There should be a percentage slider for chroma or chromatic noise to be removed. This is used on standard cameras, and not used in security video surveillance cameras.
Zeroconf
Zeroconf - (Zero-configuration networking)
Zero-configuration networking
- It is a set of technologies that automatically creates a usable computer network based on the Internet Protocol Suite (TCP/IP) when computers or network peripherals are interconnected. It does not require manual operator intervention or special configuration servers. Without zeroconf, a network administrator must set up network services, such as Dynamic Host Configuration Protocol (DHCP) and Domain Name System (DNS), or configure each computer's network settings manually.
Zeroconf
is built on three core technologies: automatic assignment of numeric network addresses for networked devices, automatic distribution and resolution of computer hostnames, and automatic location of network services, such as printing devices.