• 4K Gateway

    Discover new possibilities for streaming content in any resolution over unlimited distance. 4K Gateway expands the potential of film post-production, scientific visualizations and computer aided design.

  • 4K Gateway

    Deliver high resolution content efficiently and cost-effectively with 4K Gateway, a portable device for low-latency real-time transmissions of multiple high-definition video streams.



A special 4K installation at IBC2013, Amsterdam

How 4K could be easily managed in an OTT environment, and the incredibly low latency streaming that we have achieved with our 4K gateway. Our device was again showcased at IBC in Amsterdam. More

4K Gateway at NAB, 8-11th April 2013, Las Vegas

The biggest world's show NAB2013 is fast approaching - 4K Gateway will be showcased in North Hall, stand No. N5818 in the begining of April. More

4K Gateway at CABSAT

For the first time 4K Gateway will be showcasing at CABSAT, the biggest broadcast exhibition in Middle East in March 2013. More

The New Version Of 4K Gateway at the Cinegrid Conference

At CineGrid, CESNET will demonstrate a collaborative clearing of scanned film tape in a high speed PC network environment. The demonstration will show how 4K Gateway device can facilitate the transfer of 4K video content from a post-production facility in Prague to a cinema in San Diego, through a high speed GLIF fiber infrastructure. More

Visual Unity’s New 4K Gateway Streaming Device Wins A STAR Award at IBC 2012

We are excited to announce that 4K Gateway has received a TV Technology STAR Award at IBC 2012. The awards celebrate & showcase pre-eminent technological innovations in the broadcast industry. More


Real-time low-latency streaming of (un)compressed video content up to 3D 4K over unlimited distance. Ultimate quality streaming for film post-production, scientific visualizations and computer aided design.


As 4K, the next generation of video resolution, comes of age, media organizations face the challenge of efficiently and cost-effectively delivering a more immersive, engaging visual experience to demanding audiences. To address the need for high-quality and reliable transmission of high resolution content, CESNET and its partners proudly introduce the MVTP-4K Modular Video Transfer Platform.

4K Gatewayis a rack-mounted device for low-latency real-time transmissions (4K30p contribution with JPEG 2000) of multiple high-definition video streams from HD, 2K up to 3D 4K over the Internet. From remote collaborative film post-production, the streaming of live events in Digital Cinemas to eLearning in medicine, this advanced technology overcomes bandwidth constraints to provide a truly flexible and efficient distribution platform for high-end content.

4K Gateway has been developed by CESNET in direct partnership with ACE, an independent post-production company, and Visual Unity, a leading broadcast and multiscreen Systems Integrator. This successful collaboration has enabled CESNET to test 4K Gateway directly in its key target markets, sharing knowledge and best working practices to make the breath-taking image quality of 4K native resolution more accessible.


  • Efficient remote collaboration on high-definition video content up to 3D 4K
  • Real-time streaming of live events up to 3D 4K
  • Very low latency of less than 1 ms plus networking delay
  • Operating over dedicated photonic networks or shared Internet
  • Transport of encrypted signal is possible
  • Lightweight, easily portable and deployable


  • Film post-production (editing, special effects or dailies workflow)
  • High-quality telepresence
  • Live streaming from events
  • Scientific visualizations
  • eLearning
  • Network performance arts
  • eHealth

Development of this product was supported by TA ČR under the POVROS project.

Featured partners

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Contact / Distribution & Info

E-mail: 4k@visualunity.com Telephone: +420 271 742 111 How to find us >
Visual Unity Ltd.
Na Hrebenech II 1718/8
140 00 Prague, Czech Republic