Inventor
ZHAO CHUMING
US20 patents
⚠️ This page may combine multiple inventors who share the name “ZHAO CHUMING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
META PLATFORMS TECH LLC
12 patentsUS11570538B1Jan 31, 2023
Contact detection via impedance analysis
META PLATFORMS TECH LLC4 citations74
US12160703B1Dec 3, 2024
Force-cancelling, isobaric audio system with configurable bass and privacy modes
META PLATFORMS TECH LLC2 citations71
US11422392B2Aug 23, 2022
Ultraminiature dynamic speaker for a fully in-ear monitor
META PLATFORMS TECH LLC2 citations71
US11956588B2Apr 9, 2024
Contact detection via impedance analysis
META PLATFORMS TECH LLC1 citations62
US11800279B2Oct 24, 2023
High performance transparent piezoelectric transducers as an additional sound source for personal audio devices
META PLATFORMS TECH LLC0 citations62
US11727769B2Aug 15, 2023
Systems and methods for characterization of mechanical impedance of biological tissues
META PLATFORMS TECH LLC0 citations62
US11678103B2Jun 13, 2023
Audio system with tissue transducer driven by air conduction transducer
META PLATFORMS TECH LLC0 citations62
US11733550B2Aug 22, 2023
Ultraminiature dynamic speaker for a fully in-ear monitor
META PLATFORMS TECH LLC0 citations60
US11700489B1Jul 11, 2023
Microelectromechanical system coil assembly for reproducing audio signals
META PLATFORMS TECH LLC1 citations59
US12200469B2Jan 14, 2025
Microphone assembly with tapered port
META PLATFORMS TECH LLC0 citations58
US12069426B1Aug 20, 2024
Audio devices augmented with acoustic metamaterials
META PLATFORMS TECH LLC0 citations58
US11832084B2Nov 28, 2023
Equalization based on diffuse field representation of head-related transfer function and transducer-specific data
META PLATFORMS TECH LLC1 citations58
FACEBOOK TECH LLC
7 patentsUS10812896B2Oct 20, 2020
High compliance microspeakers for vibration mitigation in a personal audio device
FACEBOOK TECH LLC7 citations82
US11363395B1Jun 14, 2022
Miniature folded transducer
FACEBOOK TECH LLC2 citations70
US11146891B1Oct 12, 2021
Microelectromechanical system coil assembly for reproducing audio signals
FACEBOOK TECH LLC2 citations70
US10771888B1Sep 8, 2020
Ear-plug assembly for hear-through audio systems
FACEBOOK TECH LLC4 citations70
US11405720B2Aug 2, 2022
High performance transparent piezoelectric transducers as an additional sound source for personal audio devices
FACEBOOK TECH LLC0 citations62
US11250675B2Feb 15, 2022
Systems and methods for characterization of mechanical impedance of biological tissues
FACEBOOK TECH LLC0 citations62
US11178481B2Nov 16, 2021
Ear-plug assembly for hear-through audio systems
FACEBOOK TECH LLC0 citations61