Inventor · San Diego, CA, US

Qingxin Chen

67Patents
6h-index
163Co-inventors
75Inventor score

Filing activity: Dec 29, 1999 → Oct 10, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6430414B1 Soft handoff algorithm and wireless communication system for third generation CDMA systems Electricity 46 Expired
US7437172B2 Discontinuous transmission (DTX) detection in wireless communication systems Electricity 36 Expired
US6748215B1 Method and apparatus for performing a candidate frequency search in a wireless communication system Electricity 13 Expired
US8265039B2 Apparatus and method for improved idle state handoff Electricity 12 Active
US10492169B2 Mitigating page collisions in dual subscriber identity module devices Electricity 8 Active
US8472967B2 Allocating transmit power among two or more carriers assigned to a wireless communication device Electricity 7 Active
US9961600B2 Techniques for employing antenna switched diversity in wireless communications Electricity 6 Active
US10237841B1 Apparatus and method of using tracking area update (TAU) message to update UE radio capability Electricity 6 Active
US9456337B2 Apparatus and method for signaling network capabilities for a wireless device Electricity 5 Active
US7075905B2 Quality indicator bit (QIB) generation in wireless communications systems Electricity 5 Expired
US8553712B2 Carrier management in a wireless communication device assigned a set of two or more carriers by a wireless communication network Electricity 5 Active
US8594021B2 Effective timing measurements by a multi-mode device Electricity 4 Active
US8958392B2 Inter-radio access technology (IRAT) measurement scheduling Electricity 4 Active
US10085274B2 Apparatus and method of improving VoLTE/VT call setup successful rate in a DSDS device Electricity 3 Active
US10231282B1 Techniques and apparatuses for tune-away management Electricity 2 Active
US9277430B2 Method and apparatus for enhanced TD-SCDMA to LTE measurement reporting Electricity 2 Active
US9516694B2 Method and apparatus for inter radio access technology (IRAT) cell reselection Electricity 2 Active
US9295080B2 High-speed tune-away for multi-SIM devices Electricity 2 Active
US9125114B2 Inter radio access technology (IRAT) measurement Electricity 2 Active
US11043068B2 Interactive application processing method and apparatus, and storage medium Physics 2 Active
US9198098B2 Inter radio access technology (IRAT) measurement to improve user equipment (UE) battery performance Emerging Cross-Sectional Technologies 2 Active
US10178648B2 Techniques and apparatus for reducing occurrence of one or more collisions of paging using an asynchronous cell Electricity 1 Active
US7929480B2 Quality indicator bit (QIB) generation in wireless communication systems Electricity 1 Expired
US8958281B2 Early termination of a base station identity code procedure in TD-SDCMA Electricity 1 Active
US11533772B2 Techniques for configuring bandwidth parts for multiple-subscription communication devices Electricity 1 Active

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