Inventor
ZAKARIA OMAR FAWAZHASHIM
US30 patents
Patents
30 patentsUS10880903B1Dec 29, 2020
Multi-mode dynamic frequency selection system
AMAZON TECH INC159 citations98
US10616904B1Apr 7, 2020
Intelligently-switched, concurrently-operated omnidirectional and directional antennas
AMAZON TECH INC21 citations93
US11043985B1Jun 22, 2021
Cable loss compensation system for time domain duplexed (TDD) radios using embedded radio frequency (RF) control
AMAZON TECH INC9 citations85
US10447378B1Oct 15, 2019
Wireless mesh network for broadband connectivity
AMAZON TECH INC11 citations84
US10263667B2Apr 16, 2019
Mesh network device with power line communications (PLC) and wireless connections
AMAZON TECH INC7 citations84
US9991914B1Jun 5, 2018
Bi-directional radio frequency front-end (RFFE)
AMAZON TECH INC9 citations84
US9900880B1Feb 20, 2018
Mesh network configuration to create spatial separation between simultaneously operated radios
AMAZON TECH INC8 citations84
US11218203B1Jan 4, 2022
Coordinated dynamic analog beamformer
AMAZON TECH INC8 citations83
US11153181B1Oct 19, 2021
Dynamic node reconfiguration and provisioning of network devices
AMAZON TECH INC7 citations83
US10887026B1Jan 5, 2021
Antenna disconnection detection of distributed radio frequency ports in a wireless network
AMAZON TECH INC7 citations83
US10855351B1Dec 1, 2020
Hybrid directional antenna system
AMAZON TECH INC9 citations83
US9887708B2Feb 6, 2018
Antenna switching circuitry of a mesh network device
AMAZON TECH INC9 citations82
US10984372B2Apr 20, 2021
Inventory transitions
AMAZON TECH INC2 citations73
US10949804B2Mar 16, 2021
Tote based item tracking
AMAZON TECH INC3 citations73
US11606791B1Mar 14, 2023
Multi-tier coordinated dynamic frequency selection (DFS) system
AMAZON TECH INC2 citations72
US11121693B1Sep 14, 2021
Radio frequency port impedance detection using concurrent radios
AMAZON TECH INC4 citations72
US11075465B2Jul 27, 2021
Surface-link antenna architecture
AMAZON TECH INC2 citations71
US12282895B2Apr 22, 2025
Image-based item detection and allocation
AMAZON TECH INC0 citations62
US11797923B2Oct 24, 2023
Item detection and transitions
AMAZON TECH INC0 citations62
US11706635B2Jul 18, 2023
Scalable network architecture
AMAZON TECH INC1 citations62
US11658634B1May 23, 2023
Radio frequency port impedance detection using concurrent radios
AMAZON TECH INC0 citations62
US11483844B1Oct 25, 2022
Multi-mode dynamic frequency selection system
AMAZON TECH INC0 citations62
US10860976B2Dec 8, 2020
Inventory tracking
AMAZON TECH INC1 citations62
US11469804B1Oct 11, 2022
Sectorized analog beam search system
AMAZON TECH INC1 citations61
US12035396B2Jul 9, 2024
Multi-functional, software configurable device for fixed wireless networks
AMAZON TECH INC0 citations59
US11546015B1Jan 3, 2023
Cable loss compensation system for time domain duplexed (TDD) radios using embedded radio frequency (RF) control
AMAZON TECH INC0 citations59
US11375561B2Jun 28, 2022
Multi-functional, software configurable device for fixed wireless networks
AMAZON TECH INC0 citations59
US10560127B2Feb 11, 2020
Antenna structures and reflective chambers of a multi-radio, multi-channel (MRMC) mesh network device
AMAZON TECH INC0 citations52
US11659588B1May 23, 2023
Multi-tier coordinated channel prioritization system
AMAZON TECH INC0 citations51
US9526115B1Dec 20, 2016
Multiple protocol support in distributed device systems
AMAZON TECH INC0 citations42