Inventor
CHOWDHURY MAINAK
US32 patents
⚠️ This page may combine multiple inventors who share the name “CHOWDHURY MAINAK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ZAINAR INC
29 patentsUS10911211B1Feb 2, 2021
Frequency and gain calibration for time synchronization in a network
ZAINAR INC31 citations93
US10627474B1Apr 21, 2020
Method and system for radiofrequency localization of transmitting devices via a mesh network
ZAINAR INC18 citations93
US10903866B1Jan 26, 2021
System for generating accurate reference signals for time-of-arrival based time synchronization
ZAINAR INC10 citations84
US10903915B1Jan 26, 2021
System for generating accurate reference signals for time-of-arrival based time synchronization
ZAINAR INC10 citations84
US11493619B2Nov 8, 2022
Hybrid method for time-of-arrival-based ranging
ZAINAR INC7 citations83
US11808835B2Nov 7, 2023
Hybrid method for time-of-arrival-based ranging
ZAINAR INC3 citations72
US11615279B1Mar 28, 2023
Radio-frequency system characterized by flat group delay for radio-frequency time synchronization and ranging
ZAINAR INC2 citations72
US11445333B2Sep 13, 2022
Systems and methods for multicarrier phasebased localization
ZAINAR INC1 citations72
US11425536B2Aug 23, 2022
Systems and methods for multicarrier phase-based localization
ZAINAR INC1 citations72
US11909852B1Feb 20, 2024
Frequency and gain calibration for time synchronization in a network
ZAINAR INC1 citations71
US11686805B1Jun 27, 2023
Method and system for radiofrequency localization of transmitting devices via a mesh network
ZAINAR INC3 citations71
US11632226B1Apr 18, 2023
Frequency and gain calibration for time synchronization in a network
ZAINAR INC2 citations71
US11271713B2Mar 8, 2022
Methods for nanosecond-scale time synchronization over a network
ZAINAR INC2 citations71
US10859666B1Dec 8, 2020
Method and system for radiofrequency localization of transmitting devices via a mesh network
ZAINAR INC2 citations71
US10833840B2Nov 10, 2020
Methods for nanosecond-scale time synchronization over a network
ZAINAR INC3 citations71
US12293244B2May 6, 2025
Radio-frequency system characterized by flat group delay for radio-frequency time synchronization and ranging
ZAINAR INC1 citations63
US12585005B2Mar 24, 2026
Hybrid method for time-of-arrival-based ranging
ZAINAR INC0 citations61
US12432526B2Sep 30, 2025
Systems and methods for multicarrier phase-based localization
ZAINAR INC0 citations61
US12267408B1Apr 1, 2025
Frequency and gain calibration for time synchronization in a network
ZAINAR INC0 citations61
US12174307B2Dec 24, 2024
Method and system for radiofrequency localization of transmitting devices via a mesh network
ZAINAR INC0 citations61
US12126389B2Oct 22, 2024
System for generating accurate reference signals for time-of-arrival based time synchronization
ZAINAR INC0 citations61
US12096388B2Sep 17, 2024
Method for precise timestamping of narrowband signals in the presence of multipath
ZAINAR INC0 citations61
US12081643B2Sep 3, 2024
Methods for nanosecond-scale time synchronization over a network
ZAINAR INC0 citations61
US11968597B2Apr 23, 2024
Systems and methods for multicarrier phase-based localization
ZAINAR INC0 citations61
US11722979B2Aug 8, 2023
Method for precise timestamping of narrowband signals in the presence of multipath
ZAINAR INC0 citations61
US11722851B2Aug 8, 2023
Systems and methods for multicarrier phase-based localization
ZAINAR INC0 citations61
US11444703B2Sep 13, 2022
System for generating accurate reference signals for time-of-arrival based time synchronization
ZAINAR INC0 citations61
US12156052B2Nov 26, 2024
Method for identifying and diagnosing failures in pairwise time synchronization and frequency calibration in a mesh network
ZAINAR INC0 citations57
US11785482B1Oct 10, 2023
Method for identifying and diagnosing failures in pairwise time synchronization and frequency calibration in a mesh network
ZAINAR INC0 citations57