Sony Interactive Entertainment Europe Limited (20240334130). Method and System for Rendering 3D Audio simplified abstract

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Method and System for Rendering 3D Audio

Organization Name

Sony Interactive Entertainment Europe Limited

Inventor(s)

Calum Armstrong of London (GB)

Danjeli Schembri of London (GB)

Method and System for Rendering 3D Audio - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240334130 titled 'Method and System for Rendering 3D Audio

Simplified Explanation

The method described in the patent application involves rendering 3D audio by applying head-related transfer functions (HRTFs) to specific audio layers of an audio signal, without affecting the overall timbre of the signal.

  • Obtaining a to-be-output audio signal with one or more audio layers.
  • Selecting a specific audio layer to be filtered.
  • Choosing a rendering HRTF from a database of HRTFs.
  • Applying the selected HRTF to the chosen audio layer to create a filtered audio layer.
  • Generating a 3D audio signal with the filtered audio layer included.

Key Features and Innovation

  • Selective application of 3D effects to specific audio layers.
  • Efficient rendering of 3D audio without altering the overall sound quality.
  • Use of HRTFs to create immersive audio experiences.

Potential Applications

This technology can be used in virtual reality applications, gaming, audio production, and immersive audio experiences.

Problems Solved

The method addresses the challenge of applying 3D audio effects without negatively impacting the original audio signal's timbre.

Benefits

  • Enhanced immersive audio experiences.
  • Improved spatial audio rendering.
  • Efficient and targeted application of 3D effects.

Commercial Applications

  • Virtual reality gaming
  • Audio production software
  • Immersive audio content creation

Prior Art

Readers interested in prior art related to this technology can explore research on spatial audio rendering, HRTFs, and 3D audio processing techniques.

Frequently Updated Research

Researchers are continually exploring advancements in spatial audio rendering, HRTF optimization, and immersive audio technologies.

Questions about 3D Audio

How does this technology improve the user experience in virtual reality applications?

This technology enhances the sense of immersion and realism in virtual reality environments by accurately positioning audio sources in 3D space, creating a more engaging and realistic experience for users.

What are the potential challenges in implementing this method in real-time audio processing applications?

Implementing this method in real-time audio processing applications may require efficient algorithms and processing power to apply HRTFs to specific audio layers without introducing latency or artifacts in the audio output.


Original Abstract Submitted

a method for rendering 3d audio is provided. the method includes: obtaining a to-be-output audio signal, wherein the to-be-output audio signal comprises one or more audio layers; selecting a to-be-filtered audio layer from the one or more audio layers; selecting a rendering head-related transfer function, hrtf, from a database of hrtfs; applying the rendering hrtf to the to-be-filtered audio layer to generate a filtered audio layer, such that the to-be-output audio signal comprises the filtered audio layer and is a 3d audio signal. in this way, 3d effects are only applied to specific audio layers of an audio signal, thereby efficiently rendering 3d audio without unnecessarily impacting the timbre of the audio signal.