Patent assignee · US · COMPANY

RF Magic, Inc.

26Patents
19Active
26Granted
46Portfolio score

Filing activity: Jul 10, 2003 → Aug 29, 2011 · 18 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7519348B2 Harmonic suppression mixer and tuner Electricity 49 Active
US7825745B1 Variable bandwidth tunable silicon duplexer Electricity 33 Active
US8300681B2 Translational switching system and signal distribution system employing same Electricity 17 Active
US7224235B2 Phase-accurate multi-phase wide-band radio frequency local oscillator generator Electricity 17 Expired
US7941091B1 Signal distribution system employing a multi-stage signal combiner network Electricity 14 Active
US8324984B2 Variable bandwidth tunable silicon duplexer Electricity 13 Active
US8086170B2 Satellite signal frequency translation and stacking Electricity 12 Active
US7558551B2 Signal distribution system cascadable AGC device and method Electricity 11 Active
US6927643B2 Oscillator topology for very low phase noise operation Electricity 10 Expired
US8009725B2 Translational switching system and signal distribution system employing same Electricity 8 Active
US7271640B2 Mixer circuit with bypass and mixing modes having constant even order generation and method of operation Electricity 8 Expired
US7257505B1 System for calibrating integrated circuit filters Electricity 6 Expired
US7526264B2 NxM crosspoint switch with band translation Electricity 6 Active
US7570710B1 In-phase and quadrature-phase signal amplitude and phase calibration Electricity 6 Active
US7528665B2 Multiple frequency source system and method of operation Electricity 5 Active
US7894547B2 In-phase and quadrature-phase signal amplitude and phase calibration Electricity 5 Active
US7369834B2 Impedance-matched IQ network for an image rejection circuit Electricity 5 Expired
US7548136B1 Distortion reduction for variable capacitance devices Electricity 5 Active
US8121550B2 Satellite interference canceling Electricity 5 Active
US8023912B2 Circuits, systems and methods for frequency translation and signal distribution Electricity 4 Active
US7924348B2 Method and apparatus for distributing multiple signal inputs to multiple integrated circuits Electricity 2 Active
US6952141B1 VCO control circuit and method of operation Electricity 1 Expired
US7519339B2 Tuner design and system for lossless interconnect of multiple tuners Electricity 1 Active
US7653370B2 Offset signal phasing for a multiple frequency source system Electricity 0 Active
US7397311B2 Oscillator coupling to reduce spurious signals in receiver circuits Electricity 0 Expired

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