View source for Dolby Laboratories Licensing Corporation (20240249738). SYSTEM AND METHOD FOR NON-DESTRUCTIVELY NORMALIZING LOUDNESS OF AUDIO SIGNALS WITHIN PORTABLE DEVICES simplified abstract

=SYSTEM AND METHOD FOR NON-DESTRUCTIVELY NORMALIZING LOUDNESS OF AUDIO SIGNALS WITHIN PORTABLE DEVICES=


==Organization Name==

[[:Category:Dolby Laboratories Licensing Corporation|Dolby Laboratories Licensing Corporation]]


[[Category:Dolby Laboratories Licensing Corporation]]

==Inventor(s)==

[[:Category:Jeffrey Riedmiller of Novato CA (US)|Jeffrey Riedmiller of Novato CA (US)]][[Category:Jeffrey Riedmiller of Novato CA (US)]]

[[:Category:Harald Mundt of Fürth (DE)|Harald Mundt of Fürth (DE)]][[Category:Harald Mundt of Fürth (DE)]]

[[:Category:Michael Schug of Erlangen (DE)|Michael Schug of Erlangen (DE)]][[Category:Michael Schug of Erlangen (DE)]]

[[:Category:Martin Wolters of Nürnberg (DE)|Martin Wolters of Nürnberg (DE)]][[Category:Martin Wolters of Nürnberg (DE)]]

==SYSTEM AND METHOD FOR NON-DESTRUCTIVELY NORMALIZING LOUDNESS OF AUDIO SIGNALS WITHIN PORTABLE DEVICES - A simplified explanation of the abstract==


This abstract first appeared for US patent application 20240249738 titled 'SYSTEM AND METHOD FOR NON-DESTRUCTIVELY NORMALIZING LOUDNESS OF AUDIO SIGNALS WITHIN PORTABLE DEVICES

==Simplified Explanation==
Many portable playback devices struggle to decode and play high-quality audio content unless it has been specially prepared for them. This patent proposes including metadata with the encoded content to specify a suitable dynamic range compression profile, allowing for consistent loudness and intelligibility during playback.

* Metadata is added to encoded audio content to specify a dynamic range compression profile.
* Playback devices can adaptively apply gain and limiting to the audio for optimal playback.
* This innovation aims to ensure high-quality audio playback on a variety of devices.

==Key Features and Innovation==
* Inclusion of metadata specifying dynamic range compression profile.
* Adaptive gain and limiting for optimal audio playback.
* Enhancing audio quality on portable playback devices.

==Potential Applications==
This technology can be applied in:
* Portable media players
* Smartphones
* Tablets
* Laptops
* Car audio systems

==Problems Solved==
* Inconsistent loudness and intelligibility of audio on portable playback devices.
* Difficulty in decoding and playing high-quality audio content on such devices.

==Benefits==
* Improved audio quality on portable playback devices.
* Consistent loudness and intelligibility of audio content.
* Enhanced user experience with high-quality audio playback.

==Commercial Applications==
Title: Dynamic Range Compression Technology for Portable Playback Devices
This technology can be utilized in various commercial applications such as:
* Consumer electronics industry
* Audio equipment manufacturers
* Mobile device manufacturers
* Automotive industry for in-car entertainment systems

==Prior Art==
Readers can explore prior art related to dynamic range compression technology in audio playback devices, audio encoding, and metadata inclusion in audio files.

==Frequently Updated Research==
Stay updated on advancements in dynamic range compression technology, audio playback optimization, and metadata integration in audio encoding for portable devices.

==Questions about Dynamic Range Compression Technology==
===How does metadata inclusion improve audio playback on portable devices?===
Metadata inclusion specifies a dynamic range compression profile, ensuring consistent loudness and intelligibility during playback.

===What are the potential commercial applications of this technology?===
This technology can be applied in consumer electronics, mobile devices, and automotive entertainment systems, enhancing audio quality and user experience.


==Original Abstract Submitted==

many portable playback devices cannot decode and playback encoded audio content having wide bandwidth and wide dynamic range with consistent loudness and intelligibility unless the encoded audio content has been prepared specially for these devices. this problem can be overcome by including with the encoded content some metadata that specifies a suitable dynamic range compression profile by either absolute values or differential values relative to another known compression profile. a playback device may also adaptively apply gain and limiting to the playback audio. implementations in encoders, in transcoders and in decoders are disclosed.



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