Inventor
CHAI EUGENE
US33 patents
⚠️ This page may combine multiple inventors who share the name “CHAI EUGENE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC LAB AMERICA INC
29 patentsUS9936414B2Apr 3, 2018
Enabling long-term-evolution/wifi coexistence
NEC LAB AMERICA INC22 citations92
US10292054B2May 14, 2019
Enabling technologies for LTE on unlicensed spectrum
NEC LAB AMERICA INC18 citations86
US10936927B2Mar 2, 2021
Tagging objects in indoor spaces using ambient, distributed backscatter
NEC LAB AMERICA INC8 citations83
US9537587B2Jan 3, 2017
Efficient large-scale multiple input multiple output communications
NEC LAB AMERICA INC10 citations83
US9413474B2Aug 9, 2016
Efficient large-scale multiple input multiple output communications
NEC LAB AMERICA INC11 citations83
US12339366B2Jun 24, 2025
LiDAR-driven mmWave beam management
NEC LAB AMERICA INC3 citations73
US11620880B2Apr 4, 2023
Self checkout system
NEC LAB AMERICA INC5 citations73
US10852416B2Dec 1, 2020
In-store interaction and location system for interfacing users with products
NEC LAB AMERICA INC3 citations73
US10852413B2Dec 1, 2020
Tagging objects in indoor spaces using ambient, distributed backscatter
NEC LAB AMERICA INC2 citations73
US10852414B2Dec 1, 2020
In-home inventory and location system
NEC LAB AMERICA INC2 citations73
US10852415B2Dec 1, 2020
Backscatter-aided navigation system
NEC LAB AMERICA INC2 citations73
US9723566B2Aug 1, 2017
Interference cancellation
NEC LAB AMERICA INC2 citations73
US11620462B2Apr 4, 2023
Reading passive wireless tags using commodity devices
NEC LAB AMERICA INC2 citations72
US10470243B2Nov 5, 2019
Implementing wireless communication networks using unmanned aerial vehicles
NEC LAB AMERICA INC4 citations72
US10405373B2Sep 3, 2019
Distributed core architecture for implementing wireless communication networks
NEC LAB AMERICA INC2 citations72
US11651664B2May 16, 2023
Neural network classifier trained for purchasing differentiation
NEC LAB AMERICA INC3 citations71
US10091114B2Oct 2, 2018
Asynchronous access and synchronous transmission for coexistence of wireless standards
NEC LAB AMERICA INC2 citations71
US9736785B2Aug 15, 2017
Degrees of freedom in multicell wireless systems with full-duplex base stations using interference alignment and methods for enabling full-duplex with half duplex clients
NEC LAB AMERICA INC1 citations63
US9723567B2Aug 1, 2017
Interference cancellation
NEC LAB AMERICA INC1 citations63
US10410025B2Sep 10, 2019
Product checkout and interest detection in retail environment using radio-frequency identification
NEC LAB AMERICA INC1 citations62
US12487607B2Dec 2, 2025
Near real-time reconstruction using drones
NEC LAB AMERICA INC0 citations52
US10574535B2Feb 25, 2020
Interference topology inference to enhance performance of LTE unlicensed networks
NEC LAB AMERICA INC0 citations52
US9813995B2Nov 7, 2017
Interference cancellation
NEC LAB AMERICA INC0 citations52
US11054843B2Jul 6, 2021
Self-configuring long term evolution radio access network on unmanned autonomous vehicles
NEC LAB AMERICA INC0 citations51
US10469188B2Nov 5, 2019
System and method for enabling interference-awareness for LTE operation in unlicensed spectrum
NEC LAB AMERICA INC0 citations51
US11356172B2Jun 7, 2022
Unmanned aerial vehicle network
NEC LAB AMERICA INC0 citations50
US10582529B2Mar 3, 2020
Speculative scheduling in mobile networks
NEC LAB AMERICA INC0 citations42
US10405209B2Sep 3, 2019
Blue-printing interference for LTE access in unlicensed spectrum
NEC LAB AMERICA INC0 citations42
US10346655B2Jul 9, 2019
Battery-free touch-aware user input using RFID tags
NEC LAB AMERICA INC0 citations37
HEWLETT PACKARD DEVELOPMENT CO
3 patentsUS10069541B2Sep 4, 2018
Distributed antenna system over ethernet
HEWLETT PACKARD DEVELOPMENT CO3 citations73
US9001927B2Apr 7, 2015
Transmitting a wireless signal based on detected signal interference
HEWLETT PACKARD DEVELOPMENT CO2 citations60
US10090896B2Oct 2, 2018
Wirelessly transmitting multi-cast signal using rateless codes
HEWLETT PACKARD DEVELOPMENT CO0 citations50