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Inventor

ZHANG DAJUN

CN47 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG DAJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

Datang mobile communications equipment co ltd

17 patents
US12149993B2Nov 19, 2024

Method to provide hanover processing

Datang mobile communications equipment co ltd3 citations75
US12082064B2Sep 3, 2024

Methods and apparatus for link handover

Datang mobile communications equipment co ltd3 citations75
US11277773B2Mar 15, 2022

Handover method and apparatus

Datang mobile communications equipment co ltd2 citations73
US12495340B2Dec 9, 2025

Handover method and device

Datang mobile communications equipment co ltd0 citations62
US12483924B2Nov 25, 2025

Data flow transmission method, terminal and network-side device

Datang mobile communications equipment co ltd0 citations62
US12477624B2Nov 18, 2025

Multimedia broadcast multicast service transmission method, apparatus, device, and storage medium

Datang mobile communications equipment co ltd0 citations62
US11751084B2Sep 5, 2023

Network node, user equipment and base station used in a communication system and method for location resource coordination

Datang mobile communications equipment co ltd1 citations62
US11582622B2Feb 14, 2023

Method and device for tight interworking processing, and base station

Datang mobile communications equipment co ltd0 citations62
US11480688B2Oct 25, 2022

Satellite differential auxiliary data transmission method, location method and apparatus

Datang mobile communications equipment co ltd0 citations62
US11758504B2Sep 12, 2023

Selection method, selection device, management function entity, access network node, GMLC and NRF

Datang mobile communications equipment co ltd0 citations60
US12550222B2Feb 10, 2026

Unicast-multicast conversion method and device, and processor readable storage medium

Datang mobile communications equipment co ltd0 citations52
US12432815B2Sep 30, 2025

Switching method and apparatus based on MBMS, and computer-readable storage medium

Datang mobile communications equipment co ltd0 citations52
US12279333B2Apr 15, 2025

Multimedia broadcast multicast service (MBMS) receiving method and apparatus

Datang mobile communications equipment co ltd0 citations52
US11805521B2Oct 31, 2023

Bearer mapping method for wireless backhaul node, wireless backhaul node and donor base station

Datang mobile communications equipment co ltd0 citations52
US11540249B2Dec 27, 2022

Positioning management method and device, NG-RAN node and core network node

Datang mobile communications equipment co ltd0 citations52
US12411249B2Sep 9, 2025

Capability obtaining and sending method, positioning server and device

Datang mobile communications equipment co ltd0 citations51
US12114217B2Oct 8, 2024

Data forwarding method and device, master base station and slave base station

Datang mobile communications equipment co ltd0 citations51

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY

16 patents
US10609710B2Mar 31, 2020

Method for transmitting radio resource control message, central unit and distributed unit

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY2 citations73
US10278115B2Apr 30, 2019

Bearer admission control method and bearer admission control apparatus

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY3 citations73
US9872208B2Jan 16, 2018

Data forwarding method and device

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY6 citations73
US9749903B2Aug 29, 2017

Method, system, and device for switching

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY2 citations73
US9538438B2Jan 3, 2017

Method and apparatus for transferring bearing in layered network

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY4 citations73
US11202333B2Dec 14, 2021

Layer 2 processing method, central unit and distributed unit

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY2 citations72
US9503972B2Nov 22, 2016

Method and base station for energy saving compensation

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY2 citations63
US11653293B2May 16, 2023

Access method and device

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY0 citations62
US11129086B2Sep 21, 2021

System message notification and sending method and apparatus

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY1 citations62
US11057808B2Jul 6, 2021

Method and device for managing Pcell or PScell

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY0 citations62
US10231156B2Mar 12, 2019

Data transmission method and device, and data transmission control method and device

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY1 citations62
US11190984B2Nov 30, 2021

Quality of service processing method and device

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY0 citations52
US10051529B2Aug 14, 2018

Method, device and system for switching under bearer separation scenario

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY1 citations52
US10827403B2Nov 3, 2020

Data transmission method, user equipment, base station, and system

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY0 citations42
US10154533B2Dec 11, 2018

Data packet processing method and device

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY0 citations42
US10560913B2Feb 11, 2020

Method, device, and system for acquisition of control node information

CHINA ACADEMY TELECOMMUNICATIONS TECHNOLOGY0 citations39

ZHANG DAJUN

9 patents

TENNECO AUTOMOTIVE OPERATING CO INC

1 patent

GLOBE UNION IND CORP

1 patent

JIA BEIBEI

1 patent

BEIBEI JIA

1 patent

GUO BAOJUAN

1 patent