Here’s a glossary of Video Conferencing & Display terms and abbreviations, covering consumer, professional, and enterprise solutions. This is designed as a master reference for IT professionals, AV integrators, retailers, and tech enthusiasts.
📺 VIDEO CONFERENCING & DISPLAYS GLOSSARY
A
Aspect Ratio – Ratio of width to height of a display (e.g., 16:9, 4:3).
AV (Audio-Visual) – Combined audio and visual media technology.
Auto-Framing – Camera feature that automatically centers participants.
Active Matrix (TFT) – LCD technology where each pixel is controlled by a transistor.
Annotation Tools – Software features for drawing or highlighting during a call.
B
Bandwidth – Network capacity required to transmit video and audio.
Bitrate – Amount of data transmitted per second; affects video quality.
Brightness / Nits – Luminance of a display; measured in candelas per square meter (cd/m²).
Bluetooth / Wireless Peripheral – Wireless connectivity for headsets, cameras, or controllers.
C
Codec (Compression/Decompression) – Software or hardware that compresses and decompresses video/audio.
Camera PTZ (Pan-Tilt-Zoom) – Mechanically or digitally adjustable camera for conferencing.
Cloud Recording / Cloud Storage – Storing meeting content online for access and sharing.
Chromaticity / Color Accuracy – Measure of how accurately a display reproduces colors.
Connection Type – HDMI, DisplayPort, USB-C, VGA, or wireless for video/audio transmission.
D
DisplayPort – Digital interface for connecting displays to computers.
Digital Signage – Screens used for information, advertisements, or presentations.
Dual-Screen / Multi-Monitor – Using more than one display to expand workspace or conference view.
Dynamic Range / HDR (High Dynamic Range) – Range between brightest and darkest parts of the image.
Device Management – Software for configuring displays and conferencing endpoints.
E
Echo Cancellation – Software removing audio feedback during video calls.
Ethernet / Wired Connection – Stable network connection for high-quality conferencing.
Endpoint – Device used for video conferencing (camera, monitor, microphone, speaker).
Edge Blending / Video Wall – Technology for seamless multi-screen display.
F
Frame Rate (FPS) – Number of video frames per second; higher = smoother motion.
Far-End Camera Control (FECC) – Control of remote camera orientation.
Full HD / 4K / 8K – Resolution standards for displays and video content.
Fog / White Balance – Adjusting camera or display to correct lighting conditions.
G
GPU Acceleration – Using graphics processor for rendering video streams.
Grid View / Gallery View – Layout showing all participants in a conference.
Green Screen / Virtual Background – Background replacement during video calls.
H
HDMI (High-Definition Multimedia Interface) – Standard for transmitting digital video and audio.
HDR10 / Dolby Vision – HDR standards for high dynamic range displays.
Headset / Microphone – Audio devices for clear conferencing.
Hotspot / Mobile Network – Alternative internet connection for remote conferencing.
I
IP Camera / Network Camera – Camera connected via LAN or Wi-Fi for conferencing or streaming.
Input Lag – Delay between video input and display output.
Interactive Display / Touch Screen – Screen allowing direct touch control and annotation.
Integrated Audio – Speakers and microphone built into display units.
J
JPEG / H.264 / H.265 – Video and image compression standards for streaming and conferencing.
Join Link / Meeting ID – Access information for participants to enter a video conference.
K
Keyboard / Control Panel – Input devices for managing conference displays or endpoints.
KVM Switch (Keyboard-Video-Mouse) – Switch allowing multiple devices to share one display and peripherals.
L
Latency / Lag – Delay between transmission and display of video/audio.
LED / OLED / QLED – Display technologies: Light Emitting Diode, Organic LED, Quantum Dot LED.
Local Recording – Saving video/audio content directly on device or server.
Lens Field of View (FOV) – Camera’s angle coverage in degrees.
M
Mic Array / Beamforming Microphone – Multiple mics combined for directional audio capture.
Mute / Unmute – Control for participant audio.
Mirror Display / Screen Sharing – Replicating content from one device to another.
Multipoint Conferencing / MCU (Multipoint Control Unit) – Connecting multiple endpoints in one session.
N
Noise Reduction / Noise Suppression – Filtering unwanted audio signals.
Native Resolution – Display’s actual pixel count for optimal clarity.
Network Requirements / QoS (Quality of Service) – Minimum bandwidth and prioritization for smooth video.
O
Overlay / Picture-in-Picture (PiP) – Displaying additional video or graphics on main screen.
Output Resolution – Resolution at which video is displayed.
Orientation / Portrait vs Landscape – Display rotation and camera framing.
P
PTZ Control / Presets – Camera movement management and stored positions.
Pixel Density / PPI (Pixels Per Inch) – Number of pixels per inch; affects sharpness.
PoE (Power over Ethernet) – Powering cameras or displays via Ethernet cable.
Presentation Mode / Collaboration Mode – Display modes for slideshows or interactive meetings.
Plug-and-Play – Devices that operate without additional drivers or setup.
Q
Quick Response / QR Code Integration – Joining meetings or accessing content via QR code.
Quad View / Multi-Screen Layout – Dividing display into sections for multiple participants or content streams.
R
Resolution / 1080p / 4K – Number of pixels horizontally and vertically on a display.
Refresh Rate (Hz) – How many times per second the display refreshes its image.
Room System / Conference Room Endpoint – Dedicated hardware for professional video conferencing.
Remote Participant / Far-End Camera – Users joining the conference from a remote location.
RTSP / RTMP – Streaming protocols for real-time video delivery.
S
Screen Mirroring / Casting – Displaying device content on a larger screen wirelessly.
Split Screen / Multi-Window – Displaying multiple content sources simultaneously.
Speaker Tracking / Auto-Framing – Camera automatically following active speaker.
Streaming / Live Broadcast – Sending real-time video and audio over a network.
Subwoofer / Audio Enhancement – Optional low-frequency audio for better sound quality.
T
Touch Panel / Interactive Whiteboard – Screen enabling annotation and control.
Teleconferencing / Videotelephony – Communication via audio/video in real time.
Tilt / Pan Control – Camera movement along vertical/horizontal axes.
TV / LED Display / Smart Display – Types of screens used for conferences and presentations.
Transcoding / Scaling – Converting video formats or resolutions for compatibility.
U
USB-C / USB-A / USB Hub – Connections for video, audio, and peripheral devices.
UHD / Ultra HD / 4K / 8K – High-resolution display standards.
Uplink / Downlink – Data sent to and from the conference system.
V
Video Codec / Compression – H.264, H.265, VP8, VP9, AV1 standards.
Video Wall / Multi-Display Array – Combining multiple displays into one large screen.
VoIP / Voice over IP – Audio transmitted over IP networks.
Virtual Background / Green Screen – Software replacing the background in video calls.
W
White Balance – Adjusting camera to render accurate colors under different lighting.
Wireless Display / Wi-Fi Direct – Connecting display without cables.
Wide-Angle Lens – Camera lens capturing broad field of view.
Webcam / USB Camera – Camera for desktop or conference use.
X
XGA / WXGA / UXGA – Standard display resolutions for projectors and monitors.
eXperience Mode / Collaboration Software – Tools enabling interactive video collaboration.
Y
YUV / RGB Color Space – Video color encoding standards.
YouTube / Streaming Integration – Using conferencing system for broadcast or webinar.
Z
Zoom / Pan-Zoom Camera – Optical or digital zoom for close-ups.
Zero-Latency / Low-Latency Mode – Minimal delay for interactive conferencing.
Published 17th Feb 2026