IP Library Granted Patent US 9,913,061
Granted Patent B1
US 9,913,061 · App. 15/250,261 · Granted Mar 6, 2018

Methods and systems for rendering binaural audio content

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Quick Facts
Patent No.
US 9,913,061
App. No.
15/250,261
Granted
Mar 6, 2018
Kind
B1
Abstract

Aspects of the subject disclosure may include, for example, embodiments receiving audio content in a multi-channel sound format over a communication network resulting in multi-channel audio content. Further embodiments can include identifying a compression ratio of the audio content. Additional embodiments can include determining a rendered sound externalization for rendering the audio content according to the compression ratio of the audio content. Also, embodiments can include rendering the audio content in a binaural audio format for headphone playback on an audio device according to the rendered sound externalization. Other embodiments are disclosed.

Claims (61)

1. A device, comprising:

a processing system including a processor; and

a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations, comprising:

receiving audio content in a multi-channel sound format over a communication network resulting in multi-channel audio content;

identifying a compression ratio of the audio content;

determining a rendered sound externalization for rendering the audio content according to the compression ratio of the audio content;

rendering the audio content in a binaural audio format for headphone playback on an audio device according to the rendered sound externalization;

detecting a network condition of the communication network;

providing instructions to adjust the compression ratio for the audio content according to the network condition resulting in an adjusted compression ratio;

identifying the adjusted compression ratio of the audio content;

determining an adjusted sound externalization for rendering the audio content according the adjusted compression ratio of the audio content; and

re-rendering the audio content in the binaural audio format for headphone playback on the audio device according to the adjusted sound externalization.

2. The device of claim 1 , wherein the operations further comprise detecting a type of audio content on each channel of the multi-channel audio content.

3. The device of claim 2 , wherein the determining the rendered sound externalization further comprises determining the rendered sound externalization according to the type of audio content on each channel of the multi-channel audio content.

4. The device of claim 1 , wherein the operations further comprise detecting a type of audio device used for headphone playback and wherein the determining the rendered sound externalization further comprises determining the rendered sound externalization according to the type of audio device.

5. The device of claim 1 , wherein the operations further comprise:

obtaining an average compression ratio over a time period for the audio content;

determining a default sound externalization according to the average compression ratio over the time period for the audio content; and

configuring an amount of sound externalization according to the default sound externalization.

6. The device of claim 5 , wherein the rendering of the audio content in the binaural audio format for playback on the audio device according to the rendered sound externalization further comprises adjusting the amount of sound externalization from the default sound externalization to the rendered sound externalization.

7. The device of claim 1 , wherein the operations further comprise:

detecting a change in the compression ratio of the audio content;

determining an updated amount of sound externalization for rendering the audio content according to the change of the compression ratio of the audio content resulting in updated sound externalization; and

re-rendering the audio content in the binaural audio format for headphone playback on the audio device according to the updated sound externalization.

8. A machine-readable storage medium, comprising executable instructions that, when executed by a processing system including a processor, facilitate performance of operations, comprising:

obtaining an average audio bit rate over a time period for audio content; and

determining a default sound externalization according the average audio bit rate for the audio content;

configuring an amount of sound externalization according to the default sound externalization;

receiving the audio content in a multi-channel sound format over a communication network resulting in multi-channel audio content;

detecting a type of audio content on each channel of the multi-channel audio content;

determining a rendered sound externalization for rendering the audio content according the type of audio content on each channel of the multi-channel audio content;

adjusting the amount of sound externalization from the default sound externalization to the rendered sound externalization; and

rendering the audio content in a binaural audio format for headphone playback on an audio device according to the rendered sound externalization.

9. The machine-readable storage medium of claim 8 , wherein rendering the audio content in the binaural audio format further comprises reducing distortion of the audio content.

10. The machine-readable storage medium of claim 8 , wherein the operations further comprise detecting a type of audio device used for headphone playback.

11. The machine-readable storage medium of claim 10 , wherein the determining the rendered sound externalization further comprises determining the rendered sound externalization according to the type of audio device.

12. The machine-readable storage medium of claim 8 , wherein the rendering of the audio content in the binaural audio format for playback on the audio device according to the rendered sound externalization further comprises adjusting the amount of sound externalization from the default sound externalization to the rendered sound externalization.

13. The machine-readable storage medium of claim 8 , wherein the operations further comprise:

detecting a change in audio bit rate of the audio content;

determining an updated amount of sound externalization rendering the audio content according to the change in the audio bit rate of the audio content resulting in updated sound externalization; and

re-rendering the audio content in the binaural audio format for headphone playback on the audio device according to the updated sound externalization.

14. The machine-readable storage medium of claim 8 , wherein the operations further comprise:

receiving user-generated input; and

adjusting the rendered sound externalization according to the user-generated input resulting in adjusted sound externalization; and

re-rendering the audio content in the binaural audio format for headphone playback on the audio device according to the adjusted sound externalization.

15. A method, comprising:

obtaining by a processing system comprising a processor an average compression ratio for audio content;

determining, by the processing system, a default sound externalization according to the average compression ratio for the audio content;

configuring, by the processing system, an amount of sound externalization according to the default sound externalization;

receiving, by the processing system, the audio content in a multi-channel sound format over a communication network resulting in multi-channel audio content;

identifying, by the processing system, a compression ratio of the audio content;

determining, by the processing system, a rendered sound externalization for rendering the audio content according to the compression ratio of the audio content;

rendering, by the processing system, the audio content in a binaural audio format for headphone playback on an audio device according to the rendered sound externalization;

detecting, by the processing system, a change in the compression ratio of the audio content;

determining, by the processing system, an updated amount of sound externalization rendering the audio content according to the change of the compression ratio of the audio content resulting in updated sound externalization; and

re-rendering the audio content in the binaural audio format for headphone playback on the audio device according to the updated sound externalization.

16. The method of claim 15 , wherein re-rendering the audio content in the binaural audio format further comprises reducing distortion of the audio content.

17. The method of claim 15 , comprising detecting, by the processing system, a type of audio content on each channel of the multi-channel audio content and wherein the determining the rendered sound externalization further comprises determining, by the processing system, the rendered sound externalization according to the type of audio content on each channel of the multi-channel audio content.

18. The method of claim 15 , comprising detecting, by the processing system, a type of audio device used for headphone playback.

19. The method of claim 18 , wherein the determining the rendered sound externalization further comprises determining, by the processing system, the rendered sound externalization according to the audio device.

20. The method of claim 19 , wherein the rendering of the audio content in the binaural audio format for headphone playback on the audio device according to the rendered sound externalization further comprises adjusting the amount of sound externalization from the default sound externalization to the rendered sound externalization.

Assignments (6)
SUCCESSION OF AGENCY IN PATENT SECURITY INTERESTS Recorded Oct 3, 2025
From: UBS AG, STAMFORD BRANCH (AS SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH)
To: UBS AG, STAMFORD BRANCH
Reel/Frame 072994/0001 →
SECURITY AGREEMENT Recorded Jan 25, 2024
From: DIRECTV, LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 066371/0690 →
SECURITY AGREEMENT Recorded Aug 5, 2021
From: DIRECTV, LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. AS COLLATERAL AGENT
Reel/Frame 058220/0531 →
SECURITY AGREEMENT Recorded Aug 3, 2021
From: DIRECTV, LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 057695/0084 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 29, 2021
From: THE DIRECTV GROUP, INC.
To: DIRECTV, LLC
Reel/Frame 057033/0451 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 8, 2016
From: BRIAND, MANUEL
To: THE DIRECTV GROUP, INC.
Reel/Frame 039675/0796 →