Inventor
KRIEGEL ADAM E
US13 patents
⚠️ This page may combine multiple inventors who share the name “KRIEGEL ADAM E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
APPLE INC
12 patentsUS9749747B1Aug 29, 2017
Efficient system and method for generating an audio beacon
APPLE INC23 citations92
US10149087B1Dec 4, 2018
Acoustic change detection
APPLE INC11 citations83
US9992595B1Jun 5, 2018
Acoustic change detection
APPLE INC14 citations83
US10313808B1Jun 4, 2019
Method and apparatus to sense the environment using coupled microphones and loudspeakers and nominal playback
APPLE INC4 citations73
US10299039B2May 21, 2019
Audio adaptation to room
APPLE INC4 citations73
US10244314B2Mar 26, 2019
Audio adaptation to room
APPLE INC4 citations73
US11070676B2Jul 20, 2021
Embedded audio passcode in ringtone to establish secure connection for arbitrary phone relay
APPLE INC6 citations72
US10264351B2Apr 16, 2019
Loudspeaker orientation systems
APPLE INC3 citations72
US9928842B1Mar 27, 2018
Ambience extraction from stereo signals based on least-squares approach
APPLE INC4 citations71
US11025406B2Jun 1, 2021
Audio return channel clock switching
APPLE INC1 citations57
US12260870B2Mar 25, 2025
Interrupt for noise-cancelling audio devices
APPLE INC0 citations51
US11514921B2Nov 29, 2022
Audio return channel data loopback
APPLE INC0 citations47