Inventor
HARMKE CHARLES B
US14 patents
⚠️ This page may combine multiple inventors who share the name “HARMKE CHARLES B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOTOROLA SOLUTIONS INC
12 patentsUS9232366B1Jan 5, 2016
Dual-watch collar-wearable communication device
MOTOROLA SOLUTIONS INC47 citations94
US9998577B1Jun 12, 2018
Method and apparatus for managing noise levels using push-to-talk event activated vibration microphone
MOTOROLA SOLUTIONS INC8 citations83
US10887685B1Jan 5, 2021
Adaptive white noise gain control and equalization for differential microphone array
MOTOROLA SOLUTIONS INC7 citations82
US9807498B1Oct 31, 2017
System and method for beamforming audio signals received from a microphone array
MOTOROLA SOLUTIONS INC9 citations82
US10452584B2Oct 22, 2019
Multimode audio accessory connector
MOTOROLA SOLUTIONS INC2 citations72
US10455340B1Oct 22, 2019
Validating the operation of a transducer and an audio signal path
MOTOROLA SOLUTIONS INC2 citations72
US10236972B2Mar 19, 2019
Method and apparatus for providing expanded interface operation between a portable communication device and an accessory
MOTOROLA SOLUTIONS INC2 citations72
US9678909B1Jun 13, 2017
Methods and systems of exchanging data between an electronic device and an external accessory
MOTOROLA SOLUTIONS INC5 citations72
US11381894B2Jul 5, 2022
Device with linear slots for water drainage
MOTOROLA SOLUTIONS INC1 citations59
US10779067B2Sep 15, 2020
Systems for reducing wind-induced noise and water infiltration in communication devices
MOTOROLA SOLUTIONS INC1 citations58
US10698850B2Jun 30, 2020
Multimode audio accessory connector
MOTOROLA SOLUTIONS INC0 citations51
US10069322B2Sep 4, 2018
Methods and systems of managing power in a portable electronic device
MOTOROLA SOLUTIONS INC0 citations40