Glossary

#

• 3A - A set of 3A Algorithms (autoexposure, auto balance and autofocus) controls the camera exposure, white balance and focus.
• 3D-DNR - 3D Digital Noise Reduction

A

• ADPLL - All-Digital Phase-Locked Loop
• AE - Automatic Exposure
• AF - Automatic Focus
• AHD - Analog High Definition
• AI - Artificial Intellect
• AM - Amplitude Modulated
• APLL - Analog Phase-Locked Loop
• ASIC - Application-Specific Integrated Circuit
• AWB - Automatic White Balance

B

• B&W - Black and White
• BIOS - Basic Input Output System
• BLC - BackLight Compensation

C

• C2G - Color-to-Gray
• CCTV - Closed-circuit Television
• CDU - Clock Distribution Unit
• CGU - Clock Generation Unit
• CMOS - Complementary Metal–Oxide Semiconductor
• COM - Chip On Module
• CPI - Camera Parallel Interface
• CPU - Central Processing Unit
• CRC - Cyclic Redundancy Code
• CSI - Camera Serial Interface
• CSP - Chip Scale Package

D

• DC - Direct Current
• DDNS - Dynamic Domain Name Service
• DF - Dissipation Factor
• DHCP - Dynamic Host Configuration Protocol
• DLAP - Deep Learning Acceleration Platform
• DLL - Delay-Locked Loop
• DMC - Dynamic Memory Controller
• DNR - Digital Noise Reduction
• DNS - Domain Name Service
• DPC - Dead Pixel Compensation
• DPLL - Digital Phase-Locked Loop
• DRC - Dynamic Range Compression
• DSI - Display Serial Interface
• DUT - Device Unit Test
• DVR - Digital Video Recorder

E

• ECL - Emitter-Coupled Logic
• ESR - Equivalent Series Resistance

F

• FAT - File Allocation Table
• FM - Frequency Modulated
• FLL - Frequency-Locked Loop
• FPGA - Field-Programmable Gate Array
• FTP - File Transfer Protocol

G

• GPU - Graphics Processing Unit

H

• HD - High Definition
• HDR - High Dynamic Range
• HEIF - High Efficiency Image File (Format)
• HLS - HTTP Live Streaming (protocol)
• HSM - Hardware Security Modules
• HTTP - Hypertext Transfer Protocol

I

• I2C - Inter-Integrated Circuit (Serial Protocol)
• IC - Integrated Circuit
• ICR - Infrared Cutfilter Removal
• IMP - Ingenic Media Platform
• IP - Internet Protocol
• IPC - IP Camera
• IR - Infrared
• ISP - Image Signal Processor

J

• JPEG - Joint Photographic Experts Group (file format)

L

• LCR (meter) - L (inductance), C (capacitance), and R (resistance)
• LED - Light-Emitting Diode
• LPLL - Linear Phase-Locked Loop

M

• MBR - Master Boot Record
• MII - Media-Independent Interface
• MIPI - Mobile Industry Processor Interface
• MISO - Master Input Slave Output
• MJPEG - Motion JPEG (video format)
• MOSI - Master Output Slave Input
• MPLL - Multipurpose Phase-Locked Loop

N

• NCU - Neural Compute Unit
• NEMC - NAND/external memory controller
• NTP - Network Time Protocol
• NVR - Network Video Recorder
• NVRAM - Non-Volatile RAM
• NVT - Network Video Transmitter

O

• ODM - Original Design Manufacturing
• OEM - Original Equipment Manufacturing
• ONVIF - Open Network Video Interface Forum (standard)
• OS - Operating System

P

• PC - Personal Computer
• PCB - Printed Circuit Board
• PCR - Platform Configuration Registers
• PD - Phase Detector
• PIR - Passive infrared (sensor)
• PLL - Phase-Locked Loop
• PPPoE - Point-to-Point Protocol over Ethernet
• PTZ - Pan–Tilt–Zoom
• PiP - Picture-in-Picture
• PoE - Power over Ethernet

R

• RAM - Random Access Memory
• ROI - Region of Interest
• RTCP - Real-Time Transport Control Protocol
• RTMP - Real-Time Messaging Protocol
• RTP - Real-time Transport Protocol
• RTSP - Real Time Streaming Protocol

S

• Sinter - Spatial noise reduction
• SFC - Serial Flash Controller
• SMD - Surface-mount Device
• SMT - Surface-mount Technology
• SMTP - Simple Mail Transfer Protocol
• SPCR - Serial Peripheral Control Register
• SPDR - Serial Peripheral Data Register
• SPI - Serial Peripheral Interface
• SPLL - Software Phase-Locked Loop
• SPSR - Serial Peripheral Status Register
• SRK - Storage Root Key
• SS - Slave Select
• SoC - System on a Chip

T

• TCP - Transmission Control Protocol
• Temper - Temporal noise reduction
• TFTP - Trivial File Transfer Protocol
• TOPS - TeraOperations Per Second
• TPM - Trusted Platform Module
• TPU - Tensor Processing Unit
• TTL - Transistor-Transistor Logic

U

• UART - Universal Asynchronous Receiver-Transmitter
• UPnP - Universal Plug and Play
• USB - Universal Serial Bus

V

• VCO - Voltage-Controlled Oscillator
• VPLL - Vector Phase-Locked Loop
• VPU - Vision Processing Unit

W

• WDR - Wide Dynamic Range

ffmpeg/ffplay

• PTS - Presentation Time Stamp
• fps - Average frame rate in frames per second (AVStream.avg_frame_rate)
• tbr - Real base framerate of the stream (AVStream.r_frame_rate)
• tbn - Timescale in ticks per second (AVStream.time_base)

Phrases

• SDK offline mode - image is stored in DDR
• SDK online mode - image is not stored in DDR