P

Inventor

BAUMGARTE FRANK

US40 patents
⚠️ This page may combine multiple inventors who share the name “BAUMGARTE FRANK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

APPLE INC

25 patents
US7627481B1Dec 1, 2009

Adapting masking thresholds for encoding a low frequency transient signal in audio data

APPLE INC280 citations99
US9559651B2Jan 31, 2017

Metadata for loudness and dynamic range control

APPLE INC23 citations92
US10276173B2Apr 30, 2019

Encoded audio extended metadata-based dynamic range control

APPLE INC6 citations84
US9934790B2Apr 3, 2018

Encoded audio metadata-based equalization

APPLE INC6 citations84
US7899677B2Mar 1, 2011

Adapting masking thresholds for encoding a low frequency transient signal in audio data

APPLE INC10 citations84
US11907611B2Feb 20, 2024

Deferred loudness adjustment for dynamic range control

APPLE INC2 citations73
US10785569B2Sep 22, 2020

Encoded audio metadata-based loudness equalization and dynamic equalization during DRC

APPLE INC3 citations73
US10699726B2Jun 30, 2020

Encoded audio metadata-based equalization

APPLE INC2 citations73
US10341770B2Jul 2, 2019

Encoded audio metadata-based loudness equalization and dynamic equalization during DRC

APPLE INC2 citations73
US10958229B2Mar 23, 2021

Metadata for loudness and dynamic range control

APPLE INC1 citations71
US12417773B2Sep 16, 2025

Stereo-based immersive coding

APPLE INC1 citations64
US12483854B2Nov 25, 2025

Method and system for efficiently encoding scene positions

APPLE INC0 citations63
US12432516B2Sep 30, 2025

Method and system for spatially rendering three-dimensional (3D) scenes

APPLE INC0 citations63
US12248731B2Mar 11, 2025

Deferred loudness adjustment for dynamic range control

APPLE INC0 citations62
US11501789B2Nov 15, 2022

Encoded audio metadata-based equalization

APPLE INC0 citations62
US11841899B2Dec 12, 2023

Spatial audio file format for storing capture metadata

APPLE INC0 citations61
US11563411B2Jan 24, 2023

Metadata for loudness and dynamic range control

APPLE INC0 citations60
US11252525B2Feb 15, 2022

Compressing spatial acoustic transfer functions

APPLE INC0 citations60
US12380904B2Aug 5, 2025

Seamless scalable decoding of channels, objects, and HOA audio content

APPLE INC0 citations57
US12374341B2Jul 29, 2025

Channel-aligned audio coding

APPLE INC0 citations52
US11430451B2Aug 30, 2022

Layered coding of audio with discrete objects

APPLE INC0 citations52
US10636448B2Apr 28, 2020

Audio buffering for processing with variable lookahead

APPLE INC0 citations52
US9837086B2Dec 5, 2017

Encoded audio extended metadata-based dynamic range control

APPLE INC0 citations52
US10644666B2May 5, 2020

Metadata for loudness and dynamic range control

APPLE INC0 citations50
US12424231B2Sep 23, 2025

Hierarchical spatial resolution codec

APPLE INC0 citations49

AGERE SYSTEMS INC

9 patents

BAUMGARTE FRANK

3 patents

KUO SHYH-SHIAW

2 patents

LUCENT TECHNOLOGIES INC

1 patent