Tech Insights

SDI

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What is SDI?

SDI, which stands for Serial Digital Interface, is a family of digital video interfaces first standardized by SMPTE (Society of Motion Picture and Television Engineers). It is commonly used for transmitting uncompressed, unencrypted digital video signals within television broadcast facilities and other professional video applications. SDI standards define various data rates to support different resolutions and frame rates, such as standard definition (SD-SDI), high definition (HD-SDI), and ultra-high definition (3G-SDI, 6G-SDI, 12G-SDI).

What other technologies are related to SDI?

SDI Competitor Technologies

S-Video (SVID) is an analog video signal that is a lower-quality alternative to SDI, making it a competitor in some applications.
mentioned alongside SDI in 64% (263) of relevant job posts
DVI (Digital Visual Interface) is a digital video interface that competes with SDI, though SDI is more common in professional broadcast environments.
mentioned alongside SDI in 37% (331) of relevant job posts
HDMI (High-Definition Multimedia Interface) is a digital video interface that competes with SDI, especially in consumer and some professional applications. SDI is more robust for broadcast use.
mentioned alongside SDI in 13% (662) of relevant job posts
Composite video is an analog video signal format and a lower-quality alternative to SDI, making it a competitor in some legacy applications.
mentioned alongside SDI in 29% (279) of relevant job posts
SMPTE ST 2110 is a suite of standards for transporting professional media over IP networks, providing an alternative to SDI-based infrastructure.
mentioned alongside SDI in 41% (92) of relevant job posts
SMPTE ST 2110 is a suite of standards for transporting professional media over IP networks, providing an alternative to SDI-based infrastructure.
mentioned alongside SDI in 17% (145) of relevant job posts
NDI (Network Device Interface) is a software standard that enables video and audio to be shared bi-directionally across a standard Ethernet network. It competes with SDI in live production environments.
mentioned alongside SDI in 13% (191) of relevant job posts
RIST (Reliable Internet Stream Transport) is a protocol for streaming video over the internet, offering an alternative to SDI for long-distance transport.
mentioned alongside SDI in 33% (72) of relevant job posts

SDI Complementary Technologies

AES3 is a standard for digital audio transmission, often used alongside SDI for embedding audio within the video signal.
mentioned alongside SDI in 87% (85) of relevant job posts
Non-Linear Editing (NLE) systems often use SDI as an input/output for high-quality video signals, making it a complementary technology.
mentioned alongside SDI in 53% (87) of relevant job posts
JPEG2000 can be used for video compression and can be transported over SDI links.
mentioned alongside SDI in 42% (78) of relevant job posts

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