Patent assignee · US · COMPANY

RFAXIS, INC.

22Patents
22Active
22Granted
53Portfolio score

Filing activity: Mar 26, 2009 → Jul 24, 2015 · 12 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8019289B2 Radio frequency transceiver front end circuit with matching circuit voltage divider Electricity 31 Active
US8325632B2 Multi-channel radio frequency front end circuit with full receive diversity for multi-path mitigation Electricity 25 Active
US8467738B2 Multi-mode radio frequency front end module Electricity 20 Active
US9065385B2 Spur cancellation in GSM-GPRS-EDGE power amplifiers with DC-DC converters Electricity 19 Active
US8073400B2 Multi mode radio frequency transceiver front end circuit Electricity 15 Active
US9093734B2 Miniature radio frequency directional coupler for cellular applications Electricity 15 Active
US8417286B2 Transmit-receive radio frequency front end integrated circuits for laptop computer applications Electricity 14 Active
US8928428B2 On-die radio frequency directional coupler Electricity 12 Active
US8140025B2 Single input/output port radio frequency transceiver front end circuit with low noise amplifier switching transistor Electricity 10 Active
US9143184B2 Radio frequency multi-port switches Electricity 10 Active
US9093967B2 Power amplifier with co-existence filter Electricity 9 Active
US8649739B2 Increased receive sensitivity radio frequency front end integrated circuits Electricity 9 Active
US10097171B2 Radio frequency switch with low oxide stress Electricity 9 Active
US8175541B2 Radio frequency transceiver front end circuit Electricity 8 Active
US8078119B2 Multi mode radio frequency transceiver front end circuit with inter-stage power divider Electricity 8 Active
US9231680B2 Multi-channel radio frequency front end circuit Electricity 7 Active
US8135355B2 Radio frequency transceiver front end circuit with parallel resonant circuit Electricity 6 Active
US8265567B2 Single input/output port radio frequency transceiver front end circuit Electricity 6 Active
US8073401B2 Multi mode radio frequency transceiver front end circuit with inter-stage matching circuit Electricity 5 Active
US8374557B2 Radio frequency front end circuit with antenna diversity for multipath mitigation Electricity 4 Active
US8301084B2 Radio frequency transceiver front end circuit with direct current bias switch Electricity 4 Active
US9054653B2 On-die harmonics filtering for radio frequency power amplifiers Electricity 3 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.