Inventor · Beijing, CN

Ren DA

63Patents
6h-index
38Co-inventors
72Inventor score

Filing activity: Sep 7, 1999 → Jun 14, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6252545A Enhancement of signal-detection capability of GPS systems Physics 48 Expired
US6636744B1 Obtaining pilot phase offset time delay parameter for a wireless terminal of an integrated wireless-global positioning system Physics 36 Expired
US6587692B1 Location determination using weighted ridge regression Physics 31 Expired
US6922546B1 GPS signal acquisition based on frequency-domain and time-domain processing Physics 21 Expired
US6965760B1 Satellite-based location system employing dynamic integration techniques Electricity 19 Expired
US6459405B1 Satellite-based location system employing knowledge-based sequential signal search strategy Physics 15 Expired
US9869750B2 OTDOA in unlicensed band for enhancements of horizontal and vertical positioning Electricity 4 Active
US11792766B2 Positioning method, device, system, terminal, LMF entity, and medium Electricity 3 Active
US10772055B2 Base station synchronization Electricity 2 Active
US7499710B2 Integrity monitoring for geo-location systems Physics 2 Expired
US11695525B2 Method and device for transmitting positioning reference signal Electricity 2 Active
US10200895B2 Radio link monitoring methods for wireless systems with multiple coverage levels Electricity 2 Active
US11425667B2 Information indicating method, information determining method, terminal and base station Electricity 2 Active
US11777676B2 Method and device for transmitting positioning reference signal Electricity 1 Active
US9107041B2 Systems and methods for determining a user equipment location based on measurements from multiple base stations Electricity 1 Active
US7974197B2 Method of prioritizing user throughput and user throughput limits for best-effort application in cdma2000 1xEV-DO wireless communication system Electricity 1 Active
US8626214B2 Method of cancelling interference in sounding reference signals Electricity 1 Active
US11515977B2 Signal transmission method and apparatus Electricity 1 Active
US10103867B2 Methods, apparatuses and systems for enhancing measurement gap in synchronized networks Electricity 1 Active
US11178701B2 Method and apparatus for determining RA-RNTI Electricity 1 Active
US11353542B2 Positioning method and positioning device Electricity 1 Active
US10973031B2 Resource configuration method and device, and computer storage medium Electricity 1 Active
US10582545B2 System and method for controlling network traffic by restricting a set of cyclic shifts for long-term evolution (LTE) physical random access channel (PRACH) preambles Electricity 0 Active
US11979916B2 Method and apparatus for determining RA-RNTI Electricity 0 Active
US11546914B2 System information configuration method and device Electricity 0 Active

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