Serial digital interface (SDI) is a family of digital video interfaces first standardized by SMPTE (The Society of Motion Picture and Television Engineers) in 1989. [1][2] For example, ITU-R BT.656 and SMPTE 259M define digital video interfaces used for broadcast -grade video.

There are several ways to output video and audio signals from a video source, including HDMI and SDI. Learn the difference between Standard HDMI, Mini HDMI, Micro HDMI, 3G-SDI, 6G-SDI, 12G-SDI, and Quad Link SDI.

Learn what serial digital interface (SDI) is and how it is used for digital video and audio transmission over coaxial or fiber cable.

2024年11月27日 · Serial Digital Interface (SDI) is a digital video standard for the broadcast industry. This standard is widely used in SDI encoders, SDI converters, and other equipment, including radio and television scenarios and security monitoring.

2023年10月1日 · Unravel the world of SDI signals! Learn how HD-SDI, 3G-SDI, 6G-SDI, 12G-SDI, and 24G-SDI differ in bitrate, video formats, and applications.

SDI (Serial Digital Interface) is a digital video signal interface introduced by SMPTE. The SDI interface can carry uncompressed audio and video signals but differs from HDMI in a few ways.

2025年1月14日 · Long-distance Transmission: SDI transmits video up to 300 meters without needing boosters or repeaters. Low Latency: SDI transmits video streams nearly with no latency, which is important for live broadcasts in that it allows …

2024年10月23日 · Serial Digital Interface (SDI) is a professional standard for transmitting uncompressed digital video signals over coaxial cables. It is dominantly used in TV broadcast and production industry due to its reliability and high-quality transmission.

2020年10月15日 · Meaning: SDI stands for ‘Serial Digital Interface’ and is a category of digital video interface standards for SDI transferring video, audio, timecode, and metadata in a 75-ohm coaxial cable with BNC connectors. The speed defines each SDI standard. It transports data.

2017年11月29日 · SDI and HDMI both support uncompressed digital video transmission, but the HDMI interface uses the 19-line transmission, SDI with the ordinary 75-ohm coaxial line can. HDMI can only transmit the longest 40 meters, and SDI can reach 120-400 meters.