18545911. STREAMING A COMPRESSED LIGHT FIELD simplified abstract (NVIDIA Corporation)

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STREAMING A COMPRESSED LIGHT FIELD

Organization Name

NVIDIA Corporation

Inventor(s)

Michael Stengel of Cupertino CA (US)

Alexander Majercik of San Francisco CA (US)

Ben Boudaoud of Efland NC (US)

Morgan Mcguire of Williamstown MA (US)

STREAMING A COMPRESSED LIGHT FIELD - A simplified explanation of the abstract

This abstract first appeared for US patent application 18545911 titled 'STREAMING A COMPRESSED LIGHT FIELD

Simplified Explanation

The abstract describes a patent application for a system that utilizes ray tracing to compute a light field for a scene, compresses the light field data using video compression techniques, and sends the compressed data to a client device for decompression and rendering of global illumination.

  • Ray tracing is used to compute a light field for a scene
  • The light field data is compressed using video compression techniques with temporal reuse
  • Compressed data is sent to a client device for decompression and rendering of global illumination

Potential Applications

The technology could be used in mobile devices for realistic rendering of scenes, virtual reality applications, and augmented reality experiences.

Problems Solved

The technology solves the problem of efficiently transmitting and rendering complex light field data on mobile devices, enabling realistic and immersive visual experiences.

Benefits

The benefits of this technology include improved visual quality, realistic rendering of scenes, and enhanced user experience in mobile applications.

Potential Commercial Applications

Potential commercial applications of this technology include mobile gaming, virtual tours, architectural visualization, and interactive storytelling experiences.

Possible Prior Art

One possible prior art for this technology could be existing video compression techniques used in the gaming industry to optimize rendering performance on mobile devices.

Unanswered Questions

How does this technology impact battery life on mobile devices?

The article does not address the potential impact of this technology on the battery life of mobile devices. Implementing ray tracing and video compression techniques may require additional processing power, which could affect battery consumption.

What are the limitations of using this technology in real-time applications?

The article does not discuss the potential limitations of using this technology in real-time applications, such as latency issues or hardware requirements for rendering complex light fields in real-time.


Original Abstract Submitted

A remote device utilizes ray tracing to compute a light field for a scene to be rendered, where the light field includes information about light reflected off surfaces within the scene. This light field is then compressed utilizing one or more video compression techniques that implement temporal reuse, such that only differences between the light field for the scene and a light field for a previous scene are compressed. The compressed light field data is then sent to a client device that decompresses the light field data and uses such data to obtain the light field for the scene at the client device. This light field is then used by the client device to compute global illumination for the scene. The global illumination may be used to accurately render the scene at the mobile device, resulting in a realistic scene that is presented by the mobile device.