Inventor · Beijing, CN

Yan Li

272Patents
9h-index
249Co-inventors
83Inventor score

Filing activity: Dec 22, 2004 → Feb 15, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8601125B2 Service processing method and system, and policy control and charging rules function Electricity 192 Active
US8086463B2 Dynamically generating a vocal help prompt in a multimodal application Electricity 64 Active
USD968428S1 Display screen or portion thereof with an animated graphical user interface General 35 Active
US8514820B2 Sending feedback for multiple downlink carriers Electricity 28 Active
US7194264B2 System selection and acquisition for a wireless device Electricity 17 Expired
US9083798B2 Enabling voice selection of user preferences Electricity 15 Active
US8306531B2 System and apparatus for mobile CS users to access IMS network and registration method for accessing Electricity 13 Active
USD777173S1 Graphical user interface for a display screen or portion thereof General 12 Active
US11201794B1 Edge federation system for an integrated service provisioning model and method thereof Electricity 9 Active
US7715829B2 Method and apparatus for supporting enhanced international dialing in cellular systems Electricity 9 Active
US7961706B2 Control method, system and function entity for reporting bearer event of signaling IP flow Electricity 9 Active
US10014911B2 Communicating channel state information (CSI) of multiple transmission points Electricity 9 Active
US7848314B2 VOIP barge-in support for half-duplex DSR client on a full-duplex network Electricity 7 Active
US9807248B2 Method, system, and entity for exercising policy control Electricity 7 Active
US9686788B2 Subframe configurations for LTE TDD systems Electricity 7 Active
US8266297B2 Method and system for routing Electricity 7 Active
US9516557B2 Differentiated VoLTE based on dual radio and DRVCC Electricity 7 Active
US9936416B2 Method for controlling network transmission delay, QoS control entity and communication device Electricity 6 Active
US10827003B2 Application data migration method and network device Electricity 5 Active
US7867372B2 Apparatus and method for performing vertical electrophoresis Physics 4 Active
US8934894B2 Real-time network selection and mobile subscriber identity update for inter-standard network roaming Electricity 4 Active
US9319853B2 Packet switched communication precedence at a multi-mode communication device Electricity 3 Active
US8769101B2 Method, apparatus and system for processing composite service and replacing service and invoking service Electricity 3 Active
US10111078B2 Techniques to support emergency calls with over-the-top service provider Electricity 3 Active
US8208896B2 Method, apparatus, and system for implementing policy and charging control Electricity 3 Active

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