Performance Advantages, Application Scenarios, and Technical Characteristics of 3G-SDI Interface
High Bandwidth and Fast Transmission
The 3G-SDI interface supports transmission rates of up to 2.97 Gbps, allowing it to transmit 1080p/60 HD video signals, meeting the demands of high-definition and high-frame-rate video transmission.
Uncompressed Signal Transmission
3G-SDI enables uncompressed digital video transmission, ensuring high fidelity and image quality, avoiding any losses caused by compression.
Long-Distance Transmission
Using coaxial cables, the 3G-SDI interface can stably transmit signals over tens of meters. When used with optical transceivers, it can extend transmission distances to tens or even hundreds of kilometers.
Strong Interference Resistance
Compared to other transmission methods, 3G-SDI has excellent resistance to electromagnetic interference, making it suitable for use in complex electromagnetic environments, ensuring stable signals.
Strong Compatibility
The 3G-SDI interface is backward compatible with HD-SDI, SD-SDI, and other standards, making it widely applicable in both HD and SD systems.
Broadcasting and Television
In TV stations, studios, and broadcast trucks, the 3G-SDI interface is used for HD live signal transmission, ensuring high-quality and real-time video.
Security Surveillance
In security systems, the 3G-SDI interface is used to transmit HD surveillance camera signals, ensuring long-distance transmission while maintaining high image quality.
Medical Imaging
In the medical field, the 3G-SDI interface transmits high-definition medical imaging data, such as surgery videos and X-ray images, ensuring doctors receive precise diagnostic information.
Conferences and Multimedia Systems
In enterprise meetings, education, and training, the 3G-SDI interface is used for high-quality video transmission, supporting HD video conferencing and remote teaching applications.
Film Production and Post-Production
During film production, the 3G-SDI interface is used for capturing and transmitting high-quality video footage, ensuring lossless storage and real-time processing of video data.
Uncompressed HD Transmission
The 3G-SDI interface supports uncompressed transmission, making it ideal for professional environments requiring high-quality video without the degradation caused by compression.
Multi-Format Support
The 3G-SDI interface is compatible with various formats, including 1080p, 1080i, and 720p, providing flexible application choices for different needs.
Backward Compatibility
The 3G-SDI interface is backward compatible with 1.5G HD-SDI and 270Mbps SD-SDI signals, ensuring interoperability with legacy systems.
Phase-Locked Loop (PLL) Clock Recovery
The 3G-SDI interface often uses phase-locked loop (PLL) technology for clock recovery, ensuring synchronization and stability in signal transmission, avoiding timing errors in video signals.
Synchronized Multi-Channel Audio and Video Transmission
The 3G-SDI interface supports synchronized audio and video transmission, capable of carrying up to 16 channels of embedded audio, making it suitable for high-quality multimedia transmission scenarios.
With its high bandwidth, high fidelity, long-distance transmission, and strong interference resistance, the 3G-SDI interface is widely used in broadcasting, security surveillance, medical imaging, and multimedia systems. As HD and ultra-HD video continue to advance, the performance characteristics of the 3G-SDI interface will further drive its application in more professional fields.
Technical application: system block diagram
schematic design
