Methods and systems for synthesising an HRTF
By processing HRTFs to isolate and tune timbre components independently of localization features, the method enhances the realism and personalization of binaural audio in VR, AR, and gaming applications.
GB2634021APending Publication Date: 2025-04-02SONY COMP ENTERTAINMENT EURO LTD
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Patent Information
- Application Number
- GB2023014716
- Authority / Receiving Office
- GB · GB
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2023-09-26
- Publication Date
- 2025-04-02
AI Technical Summary
Technical Problem
Existing methods for HRTF synthesis and personalization in VR, AR, and gaming focus solely on localization features, such as ITD, ILD, and pinnae notches, limiting the level of personalization and quality of the audio experience.
Method used
A method to process HRTFs to remove localization perception features, extract the timbre component by subtracting a baseline HRTF, and use a machine learning model to learn a latent vector space encoding timbre information independently of measurement angle, allowing for separate tuning of timbre without affecting localization.
Benefits of technology
Enables more realistic and immersive binaural audio experiences by accurately simulating user-specific timbre components, improving spatial audio fidelity in virtual environments.
✦ Generated by Eureka AI based on patent content.
Abstract
A method comprising: providing an HRTF of a subject measured at a particular measurement angle; processing the subject’s HRTF by removing spectral notches; calculating the subject’s HRTF timbre by sub
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