Inventor

SADAFUKU HAYASHI

Inventor

JP

Overview

2021–2025

Patent span

Electricity

Primary field (CPC H)

Patents· 72 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Wprimary

H04WWireless communication networks67%

H04LTransmission of digital information, e.g. telegraphic communication22%

H04BTransmission6%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use4%

H04JMultiplex communication2%

PatentTitleYear

12,470,908Communication system2025 12,457,548Communication system and methods that adapt RRC procedures to a 5G network implementing network slicing2025 12,446,092Master node, secondary node, and methods therefor2025 12,445,952Communication system and methods that adapt RRC procedures to a 5G network implementing network slicing2025 12,432,568Radio access network node, radio terminal, core network node, and method therefor2025 12,432,619Methods and apparatuses for transmitting control-plane messages in cells using different radio access technologies2025 12,356,273Distributed unit, central unit, radio access network node, and method therefor2025 12,349,161Radio access network node, radio terminal, and methods and non-transitory computer-readable media therefor2025 12,335,791Radio access network node, radio terminal, and method therefor2025 12,302,224Radio access network node, radio terminal, and methods and non transitory computer-readable media therefor2025 12,294,896Radio access network node, radio terminal, core network node, and method therefor2025 12,250,626Method, a user equipment, and a radio station for optimizing user equipment power consumption on activated secondary cells2025 12,245,315Ran node, radio terminal, and methods therefor2025 12,231,966Radio access network node, radio terminal, and method therefor2025 12,200,748Radio terminal, radio access network node, and method therefor2025 12,193,091Radio access network node, user equipment, and methods thereof2025 12,192,960User equipment, method of user equipment, network node, and method of network node2025 12,167,259Master node, secondary node, and methods therefor2024 12,160,894RAN node, radio terminal, and methods therefor2024 12,160,375Radio station system, radio terminal, and methods therein2024 12,149,939Communication system2024 12,127,256Communication system2024 12,120,767Radio terminal, base station, and methods and non-transitory computer-readable media therefor2024 12,089,109Distributed unit, central unit, radio access network node, and method therefor2024 12,075,428Methods and apparatuses for configuring radio terminal with numerology of second RAT via first RAT2024 12,075,276First unit, second unit and method2024 12,069,521Radio access network node, radio terminal, and method therefor2024 12,058,544Communication apparatus, terminal apparatus, method, program, and recording medium2024 12,035,333Distributed unit, radio terminal, and methods therefor2024 12,022,329Radio access network node, radio terminal, and method therefor2024 12,022,330Distributed unit, central unit, and method for addition of activated or dormant secondary cell2024 12,022,429Managing connection states for communications devices2024 11,979,787Radio access network node, radio terminal, and method therefor2024 11,943,789Communication system2024 11,943,819Radio terminal, radio station, core network node, and method therein2024 11,937,319Integrity protection handling at the gNB-CU-UP2024 11,910,258Radio access network node, radio terminal, core network node, and method therefor2024 11,909,676Method for coordination of resources between a next generation radio access network node and at least one further RAN node2024 11,877,187Radio access network node, core network node, radio terminal, and methods therefor2024 11,843,975Radio access network node, and method and non-transitory computer readable medium therefor2023 11,838,801Radio access network node, and method and non-transitory computer readable medium therefor2023 11,825,404Radio access network node, radio terminal, and methods and non transitory computer-readable media therefor2023 11,800,420Radio access network node, radio terminal, and method therefor2023 11,792,696Radio access network node, radio terminal, and method therefor2023 11,764,916Radio station system, radio terminal, and methods therein2023 11,765,635Radio access network node, radio terminal, core network node, and method therefor2023 11,765,636Radio access network node, radio terminal, core network node, and method therefor2023 11,736,991Radio terminal, base station, and methods and non-transitory computer-readable media therefor2023 11,729,700Communication related to network slice information2023 11,711,724Methods and apparatuses for transmitting control-plane messages in cells using different radio access technologies2023 11,696,180Base station, wireless communication system, and communication method2023 11,689,954First unit, second unit and method2023 11,659,517Managing connection states for communications devices2023 11,638,223Base station for LTE (long term evolution)2023 11,606,825Radio base station, edge server, and methods therein2023 11,576,080Radio access network node, core network node, radio terminal, and methods therefor2023 11,528,715Wireless communication system, base station, and communication method2022 11,516,875Distributed unit, central unit, and method therefor2022 11,496,257Method for coordination of resources between a next generation radio access network node and at least one further RAN node2022 11,425,780Radio terminal, base station, and methods and non-transitory computer-readable media therefor2022 11,412,565Communication system2022 11,394,502Radio station system, radio terminal, and methods therein2022 11,388,560Radio terminal, radio station, and method therefor2022 11,381,998Communication apparatus, method, program, and recording medium2022 11,356,854Radio access network node, radio terminal, core network node, and method therefor2022 11,343,679Radio access network node, radio terminal, core network node, and method therefor2022 11,330,492Radio access network node, radio terminal, and method therefor2022 11,310,852Apparatus and method related to dual connectivity2022 11,265,704Security key generation for communications between base station and terminal based on beam selection2022 11,252,643Radio access network node, radio terminal, and methods and non-transitory computer-readable media therefor2022 11,178,635Communication system2021 11,140,586Setup of base station connection to WLAN2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2025Patents assigned to NEC CORP (72)· patent assignee history

2021–2025Based in JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NEC CORP	72	2021–2025

Locations

Location	Patents	Span
JP	72	2021–2025