Patent assignee · US · COMPANY

Quintic Holdings

31Patents
30Active
31Granted
55Portfolio score

Filing activity: Oct 27, 1992 → May 31, 2012 · 26 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7672648B1 System for linear amplitude modulation Electricity 55 Active
US5333367A Bullet puller Emerging Cross-Sectional Technologies 9 Expired
US7970367B1 System for dual diversity receiver using switched LNAS Electricity 9 Active
US7999608B1 Integrated RF notch filters Electricity 8 Active
US8280340B2 Clock generation for integrated radio frequency receivers Electricity 6 Active
US8237485B2 System and method for multiple-phase clock generation Electricity 6 Active
US8422409B2 System and method of duplex wireless audio link over broadcast channels Electricity 5 Active
US8131229B1 Polar modulation with IQ zeroing Electricity 5 Active
US7679468B1 KFM frequency tracking system using a digital correlator Electricity 5 Active
US8111776B1 Pulse insertion systems and methods for polar modulation Electricity 5 Active
US7894545B1 Time alignment of polar transmitter Electricity 5 Active
US8258869B2 Low noise amplifier with current bleeding branch Electricity 4 Active
US7839231B1 Low power I/Q modulator Electricity 4 Active
US7675379B1 Linear wideband phase modulation system Electricity 3 Active
US8301086B2 Low-power polar transmitter Electricity 3 Active
US7764139B1 Polar modulation with extended AM Electricity 2 Active
US8712354B2 Radio transmitter and radio receiver with channel condition assessment Electricity 2 Active
US8067989B1 Alternate clock apparatus and methods for improving radio performance Electricity 2 Active
US7825714B1 Offset nulling for decreasing offset between currents in a differential signaling system Electricity 1 Active
US7868691B2 Commutating amplifier with wide dynamic range Electricity 1 Active
US7974374B2 Multi-mode VCO for direct FM systems Electricity 1 Active
US8095087B1 Polar modulation with coarse and fine FM signals Electricity 1 Active
US8644532B2 Channel coordination between a wireless earphone and a transmitter Electricity 0 Active
US8193871B1 FM pulse shaping Electricity 0 Active
US8213890B2 System and method for tuning-capacitor-array sharing Electricity 0 Active

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