Inventor · Taipei, TW

I-Ru Liu

48Patents
8h-index
37Co-inventors
75Inventor score

Filing activity: Oct 20, 2003 → Jan 12, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9635619B2 Wireless network device and wireless network control method Electricity 27 Active
US7567213B2 Array structure for the application to wireless switch of WLAN and WMAN Electricity 26 Active
US7395060B2 Signal testing system Electricity 22 Active
US7224941B2 System and method for multi-path simulation Electricity 20 Expired
US7366483B2 System and method for RF power control Electricity 13 Expired
US7206549B2 System and method for testing wireless devices Electricity 11 Expired
US7106257B2 Dual-band inverted-F antenna Electricity 10 Expired
US7161540B1 Dual-band patch antenna Electricity 9 Expired
US7408511B2 MIMO antenna configuration Electricity 8 Active
US7405695B2 Switching circuit and control method of antenna module Electricity 7 Expired
US7526321B2 Wireless network apparatus and method of channel allocation for respective radios Electricity 7 Active
US7183979B1 Dual-band patch antenna with slot structure Electricity 6 Expired
US9537559B1 Autonomous radio controlling method and system thereof Electricity 5 Active
US7418245B2 Wireless device and method for radio control Electricity 5 Active
US7724192B2 Portable communication device with slot-coupled antenna module Electricity 4 Active
US7265722B2 Antenna structure Electricity 4 Expired
US7599796B2 Dual-mode location position system Electricity 4 Active
US7126544B2 Microstrip antenna having slot structure Electricity 4 Expired
US7317421B2 Antenna module with an enhanced angular coverage Electricity 3 Expired
US7145510B2 Microstrip antenna having slot structure Electricity 3 Expired
US7474882B2 System and method for RF gain control Electricity 2 Expired
US7613482B2 Method and system for steering antenna beam Electricity 2 Active
US8019304B2 Communication system for WiFi and WiMAX signal transmission Electricity 2 Active
US10003127B2 Antenna system and isolator structure thereof Electricity 2 Active
US8965275B2 Donor antenna device, service antenna device used in wireless relay system and signal transmission method of the same Electricity 1 Active

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