Inventor
ZHANG CHENGQIAN
CN25 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG CHENGQIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHENZHEN SHOKZ CO LTD
15 patentsUS11328702B1May 10, 2022
Acoustic devices
SHENZHEN SHOKZ CO LTD15 citations94
US12094444B2Sep 17, 2024
Earphones
SHENZHEN SHOKZ CO LTD2 citations73
US11817077B2Nov 14, 2023
Systems and methods for noise reduction using sub-band noise reduction technique
SHENZHEN SHOKZ CO LTD2 citations73
US11715451B2Aug 1, 2023
Acoustic devices
SHENZHEN SHOKZ CO LTD3 citations73
US12322371B2Jun 3, 2025
Active noise control audio devices, methods, and storage media
SHENZHEN SHOKZ CO LTD0 citations62
US12262167B2Mar 25, 2025
Open acoustic device
SHENZHEN SHOKZ CO LTD0 citations62
US12223940B2Feb 11, 2025
Systems and methods for noise control
SHENZHEN SHOKZ CO LTD0 citations62
US12217734B2Feb 4, 2025
Acoustic devices
SHENZHEN SHOKZ CO LTD0 citations62
US12165625B2Dec 10, 2024
Systems and methods for noise reduction using sub-band noise reduction technique
SHENZHEN SHOKZ CO LTD0 citations62
US11830469B2Nov 28, 2023
Systems and methods for noise control
SHENZHEN SHOKZ CO LTD0 citations62
US11689845B2Jun 27, 2023
Open acoustic device
SHENZHEN SHOKZ CO LTD0 citations62
US11315540B2Apr 26, 2022
Systems and methods for noise control
SHENZHEN SHOKZ CO LTD0 citations62
US12537016B2Jan 27, 2026
Methods and systems for determining speech presence probability, speech enhancement methods and systems, and headphones
SHENZHEN SHOKZ CO LTD0 citations51
US12512111B2Dec 30, 2025
Methods and systems for voice enhancement
SHENZHEN SHOKZ CO LTD0 citations51
US12475915B2Nov 18, 2025
Voice activity detection method and system, and voice enhancement method and system
SHENZHEN SHOKZ CO LTD0 citations51