Inventor · Huntington Station, NY, US

Fengjun Xi

133Patents
8h-index
57Co-inventors
79Inventor score

Filing activity: Oct 31, 2009 → Jul 3, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8514820B2 Sending feedback for multiple downlink carriers Electricity 28 Active
US8358614B2 Method and apparatus for handling uplink transmissions using multiple uplink carriers Electricity 23 Active
US8854976B2 Method and apparatus for performing discontinuous reception and/or discontinuous transmission for a multi-carrier/multi-cell operation Emerging Cross-Sectional Technologies 20 Active
US9794913B2 Systems and/or methods for providing EPDCCH in a multiple carrier based and/or quasi-collated network Electricity 18 Active
US8355424B2 Method and apparatus for multi-antenna transmission in uplink Electricity 16 Active
US9326283B2 Reference signal configuration for extension carriers and carrier segments Electricity 14 Active
US8665990B2 Method and apparatus for multi-antenna transmission in uplink Electricity 10 Active
US10334475B2 Short packet optimization in WLAN systems Electricity 9 Active
US9515696B2 Method for half-duplex FDD operation in LTE FDD network Electricity 7 Active
US8700084B2 Method and apparatus for power scaling for multi-carrier wireless terminals Electricity 7 Active
US11082167B2 Triggered transmission opportunity and multiple user ACK procedures in WLAN systems Electricity 7 Active
US10477576B2 Method and apparatus for multi-user concurrent random access for wireless local area networks (WLANs) Emerging Cross-Sectional Technologies 7 Active
US10638457B2 Systems and/or methods providing ePDCCH in a multiple carrier based and/or quasi-collated network Electricity 6 Active
US10868657B2 Wireless network configured to provide mixed services Electricity 6 Active
US10848232B2 Group-based beam management Electricity 5 Active
US11770220B2 PHY layer multiplexing of different types of traffic in 5G systems Electricity 5 Active
US11374644B2 Group-based beam management Electricity 5 Active
US9136990B2 Method and apparatus for multiple carrier utilization in wireless communications Electricity 5 Active
US11082286B2 Beam failure recovery Electricity 5 Active
US11070317B2 Sub-block wise interleaving for polar coding systems, procedures, and signaling Electricity 5 Active
US10826539B2 Method and system for advanced outer coding Electricity 5 Active
US9407404B2 Managing control signaling overhead for multi-carrier HSDPA Electricity 5 Active
US11723049B2 Beam management in a wireless network Electricity 4 Active
US10951291B2 Systems and methods for beam management Electricity 4 Active
US8571488B2 Power control for closed loop transmit diversity and MIMO in uplink Electricity 4 Active

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