Inventor

Dajiang Zhang

Inventor

Beijing, CN

Overview

16→

Patents

2008–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 16 as inventor

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

H04Wprimary

H04WWireless communication networks40%

H04LTransmission of digital information, e.g. telegraphic communication34%

G06FElectric digital data processing9%

H04QSelecting6%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes3%

G09GArrangements or circuits for control of indicating devices using static means to present variable information3%

H04MTelephonic communication3%

PatentTitleYear

10,983,621Touch display device and driving method thereof2021 10,909,896Common voltage generation circuit and generation method, and display device2021 10,785,740SIM provisioning of a mobile device2020 10,624,005Method and apparatus for proxy algorithm identity selection2020 10,536,583Method and apparatus of secure charging for device-to-device service2020 10,462,660Method, network element, user equipment and system for securing device-to-device communication in a wireless network2019 10,440,692Reporting idle mode equipment data2019 10,420,055SIM provisioning of a mobile device2019 10,187,370Fast-accessing method and apparatus2019 10,158,625Methods and apparatus of key pairing for D2D devices under different D2D areas2018 9,942,210Key derivation method and apparatus for local access under control of a cellular network2018 9,924,416'Methods, apparatuses and computer program products for fast handover'2018 9,883,422'Method and apparatus for enhanced connection control'2018 9,554,271'Generating keys for protection in next generation mobile networks'2017 7,831,835'Authentication and authorization in heterogeneous networks'2010 7,461,248'Authentication and authorization in heterogeneous networks'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2021Based in Beijing, CN· patent location history

2017–2020Patents assigned to NOKIA TECHNOLOGIES OY (10)· patent assignee history

2017–2018Patents assigned to ZHANG DAJIANG (3)· patent assignee history

2018Patents assigned to LIU YANG (2)· patent assignee history

2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (2)· patent assignee history

2021Patents assigned to HEFEI BOE OPTOELECTRONICS TECH (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NOKIA TECHNOLOGIES OY	10	2017–2020
ZHANG DAJIANGself	3	2017–2018
BOE TECHNOLOGY GROUP CO LTD	2	2021
HEFEI BOE OPTOELECTRONICS TECH	2	2021
LIU YANG	2	2018

Locations

Location	Patents	Span
Beijing, CN	16	2008–2021