Inventor · Beijing, CN

Zhimin Du

15Patents
3h-index
34Co-inventors
56Inventor score

Filing activity: Nov 29, 2006 → Mar 3, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US9451098B2 System and methods for dynamic SIM provisioning on a dual-SIM wireless communication device Electricity 37 Active
US8185128B2 Method and apparatus for supporting location services with roaming Electricity 6 Active
US8934894B2 Real-time network selection and mobile subscriber identity update for inter-standard network roaming Electricity 4 Active
US8504064B2 Method and apparatus for supporting location services with roaming Electricity 3 Active
US10111078B2 Techniques to support emergency calls with over-the-top service provider Electricity 3 Active
US8526911B2 Methods and apparatus for determining costs associated with sending communications Electricity 3 Active
US10225689B2 Geographic position information-based community interconnection method and system Electricity 2 Active
US8548500B2 Method and apparatus for supporting location services with roaming Electricity 2 Active
US11558846B2 System and methods for support of secure base station almanac data in a wireless network Electricity 1 Active
US12284584B2 Convergence of public warning system (PWS) and multimedia service for emergency broadcast Electricity 0 Active
US12279334B2 Techniques for multicast and unicast convergence in wireless communications Electricity 0 Active
US9565031B2 Method, control terminal, and system for controlling electronic device Electricity 0 Active
US9578498B2 Facilitating authentication of access terminal identity Electricity 0 Active
US12294429B2 Antenna ports determination of UL TX switching Electricity 0 Active
US8903367B2 Methods and apparatus for enabling backward compatibility in open market handsets Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.