Teradek ART. Redefining video streaming by means of ultra-low latency.

By Yeray Alfageme, Business Development Manager at Optiva Media an EPAM company

 

In the fast-paced world of real-time video streaming, the quest for ultra-low latency has brought the industry to a technical crossroads. The ability to stream content with minimal latency is a critical factor in creating immersive user experiences and in the viability of applications, ranging from live production to robotic teleoperation. While technological progress has enabled higher video quality, latency remains a persistent obstacle.

In this context, Teradek ART emerges as a revolutionary solution, promising to completely redefine the video streaming experience. Its ability to achieve ultra-low latency while optimizing video quality and network features is a game-changing technological leap. This technical analysis will delve into the intricate details of this equipment’s protocol, exploring how it addresses latency challenges and how it compares to existing technologies.

Traditionally, streaming solutions have had to deal with a dilemma: sacrifice video quality to reduce latency or tolerate higher latency to maintain quality. Teradek ART challenges this dichotomy and presents an elegant solution: providing ultra-low latency without compromising video quality.

 

The video streaming revolution

At the heart of Teradek ART is its dual focus on optimizing video content and network features. This ability to “think” about both content and the network in real time is what defines the essence of this revolutionary technology. The process begins with constant evaluation of video quality, allowing Teradek ART to adapt compression to optimize visual quality without compromising speed. But this is where Teradek ART takes a unique approach.

The joint coding of source and channel is the beating heart of the Teradek ART protocol. This approach combines real-time error correction with video compression, thus ensuring a reliable, smooth delivery of content even under harsh network conditions. By using Forward Error Correction (FEC) techniques, this device is able to detect and correct errors before they impact transmission quality. In contrast to other protocols that rely on retransmissions to correct errors, this equipment operates with exceptional efficiency by ensuring the integrity of content without any interruptions.

The real magic of Teradek ART lies in its ability to avoid retransmission delays. This feature is especially significant in real-time applications where even a small fraction of a second can make a difference. Robotic teleoperation and remote driving are clear examples of areas where ultra-low latency is essential for safety and performance. By eliminating the need for retransmissions, Teradek ART becomes a crucial ally for these critical applications.

The result of this combination of technology is a video stream that exceeds conventional expectations. Ultra-low latency and exceptional quality are intertwined for an unprecedented user experience. Images are displayed with crystal clear clarity, movements are smooth, and details are sharp, all while maintaining a latency that meets the most challenging demands.

 

Comparison of Teradek ART with SRT: Revolution in context

One of the most revealing comparisons is presented when facing this device with the SRT (Secure Reliable Transport) protocol. Both protocols address latency and transmission quality but differ fundamentally in their approaches. SRT uses retransmissions to deal with packet loss and improve transmission quality, while Teradek ART uses forward error correction (FEC) techniques to maintain content integrity without the need for retransmissions.

This approach is a turning point in the quest for ultra-low latency. By eliminating retransmission delays, the equipment ensures that content is delivered with minimal latency, even under challenging network conditions. This is particularly important in applications such as robotic teleoperation, where latency can have a direct impact on security and performance.

Another benefit it offers over other technologies is its ability to adapt to changing network conditions without sacrificing video quality. While some solutions may experience quality degradation on poor networks, Teradek ART maintains a focus on delivering high-quality content. The combination of joint source and channel coding with FEC techniques allows this equipment to overcome the challenges of transmission in adverse conditions without compromising the user experience.

In addition, it sets a new standard in terms of latency. With the ability to deliver less than 100ms latency across WAN networks, it exceeds expectations for applications that require instant response. This advantage translates into greater immersion in real-time experiences and greater effectiveness in critical applications where synchronization is crucial.

 

 

Applications and benefits

The applications of this device are vast and diverse, ranging from live productions to robotic teleoperation and real-time collaboration. For remote live productions, where instant interaction is essential, it enables creation of immersive experiences without noticeable delays. Hosts can interact with their audience naturally and seamlessly, without the latency barrier.

Robotic teleoperation, an ever-growing area, benefits greatly from Teradek ART’s ultra-low latency. In medical, safety and applications beyond them, instant video streaming enables operators to effectively control robots remotely, ensuring real-time response and accurate decision-making.

In environments where precise synchronization is vital, such as collaborative video editing and creative production, the device allows teams to work together regardless of geographic distance. Eliminating perceptible latency creates a smoother workflow and increases creative efficiency.

The advantages of the equipment go beyond its applications. Teradek’s Core cloud platform complements its technical capabilities by providing an intuitive interface for configuration and monitoring.

One of the biggest advantages of Teradek ART is its adaptability to changing network conditions. Forward error correction (FEC) and the ability to adjust to packet loss ensure a seamless user experience, even on poor networks. Resilience in challenging environments offers a significant advantage as compared to other streaming solutions.

 

The evolution of video streaming

Continuous growth of real-time applications points to a future where instantaneity and immersion are the norm. As demands for more immersive user experiences continue to increase, ultra-low latency will become a must in a variety of industries.

The convergence of real-time video streaming and virtual and augmented reality technologies is another area that is set to revolutionize the way we interact with content. Minimal latency is essential to create immersive and seamless experiences in these technologies.

In addition, the rise of the Internet of Things (IoT) and machine-to-machine (M2M) applications presents additional opportunities for this equipment. As more devices and systems connect in real time, streaming data and video with low latency becomes a critical component.

 

Conclusions

Teradek ART’s dual focus on simultaneous optimization of video content and network features has proven to be an innovative breakthrough. Joint source and channel coding with forward error correction (FEC) techniques eliminates the need for retransmissions, thus enabling ultra-low latency with no noticeable interruptions.

Its ability to avoid retransmission delays in combination with its adaptability to changing network conditions offers significant advantages over solutions that resort to retransmissions to correct errors. Ultra-low latency and high quality are attributes that align with the ever-increasing demands of real-time applications, from live productions to robotic teleoperation and creative collaboration.

Finally, its integration with the Core cloud platform provides an additional layer of control and customization to user experience.

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