Inventor · Devizes, GB

Qiang Cao

33Patents
14h-index
53Co-inventors
84Inventor score

Filing activity: Oct 28, 1998 → May 15, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US6850504B1 Access to communications systems Electricity 76 Expired
US6292471A Power control for mobile wireless communication system Electricity 53 Expired
US6353598B1 Asymmetric multiple access protocol for a communication system Electricity 32 Expired
US7190684B2 Method and system for UMTS packet transmission scheduling on shared downlink channels Electricity 31 Expired
US7020599B1 Mean time to recover (MTTR) advisory Emerging Cross-Sectional Technologies 28 Expired
US7280513B2 Method of transmission of a data frame from a first station to a second station, and a CDMA telecommunications network Electricity 20 Expired
US6992998B1 Message access for radio telecommunications system Electricity 20 Expired
US7006826B2 Method of informing mobile user terminals camped on a cell of a base station that a service is unavailable, a base station, and a network Electricity 18 Expired
US6788940B2 Cellular mobile telephone network and method of operating the same Electricity 17 Expired
US6744778B1 Time division multiple access communication system Electricity 17 Expired
US7089029B2 Adjusting the transmission power of a forward access channel (FACH), and a corresponding network for mobile telecommunications Electricity 16 Expired
US7076262B1 Message access for radio telecommunications system Electricity 16 Expired
US8955129B2 Method and system for detecting fake accounts in online social networks Electricity 14 Active
US6944178B1 Mobile telecommunications systems Electricity 14 Expired
US6647005B1 Transmission power control for packet switched communications systems Electricity 14 Expired
US6956870B1 Data packet length indication for mobile telecommunications systems Electricity 12 Expired
US7039092B1 Code branch allocation for CDMA systems Electricity 9 Expired
US6704291B2 Radio resource allocation methods and apparatus Electricity 6 Expired
US7085540B2 Radio telecommunications network, a method of transmitting data in a radio telecommunications network, a receiver, and a method of receiving Electricity 4 Expired
US7218947B2 Telecommunications network comprising a base station and a mobile station, and a method of transferring to and/or adding into a call connection at least one other uplink channel for user data Electricity 4 Expired
US6944456B1 Message access for radio telecommunications system Electricity 4 Expired
US9655184B2 Arrangement and method for controlling a plurality of light-emitting diodes which are connected in series Emerging Cross-Sectional Technologies 3 Active
US6975858B2 Method and apparatus for reducing signalling load in mobile telecommunications networks Electricity 3 Expired
US7197342B2 Radio telecommunications network, user equipment and method of operation Electricity 1 Expired
US6826171B1 Packet transmission in mobile telecommunications systems Electricity 1 Expired

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