Patent assignee · TW · COMPANY

REALTEK SEMICONDUCTOR CORP.

3,032Patents
2,821Active
3,032Granted
67Portfolio score

Filing activity: Aug 15, 1996 → May 21, 2024 · 534 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8253454B2 Phase lock loop with phase interpolation by reference clock and method for the same Electricity 131 Active
US6999747B2 Passive harmonic switch mixer Electricity 100 Expired
US6924768B2 Printed antenna structure Electricity 97 Expired
US7333491B2 Method and apparatus for packet forwarding in a switch controller Electricity 74 Expired
US6888482B1 Folding analog to digital converter capable of calibration and method thereof Electricity 59 Expired
US7496161B2 Adaptive equalization system for a signal receiver Electricity 53 Active
US7498856B2 Fractional-N frequency synthesizer Electricity 51 Active
US8972252B2 Signal processing apparatus having voice activity detection unit and related signal processing methods Emerging Cross-Sectional Technologies 49 Active
US6552565B2 Impedance matching circuit Electricity 46 Expired
US6906581B2 Fast start-up low-voltage bandgap voltage reference circuit Physics 42 Expired
US7200138B2 Physical medium dependent sub-system with shared resources for multiport xDSL system Emerging Cross-Sectional Technologies 40 Expired
US7233270B2 Receiver capable of correcting mismatch of time-interleaved parallel ADC and method thereof Electricity 39 Expired
US7622996B2 Multi-loop phase locked loop circuit Electricity 36 Active
US6963226B2 Low-to-high level shifter Electricity 35 Expired
US6442225B1 Multi-phase-locked loop for data recovery Electricity 35 Expired
US6978338B2 PCI extended function interface and PCI device using the same Physics 34 Expired
US7577261B2 Wireless audio system using wireless local area network Electricity 34 Active
US6433608B1 Device and method for correcting the baseline wandering of transmitting signals Electricity 32 Expired
US8754798B2 High-speed successive-approximation-register analog-to-digital converter and method thereof Electricity 32 Active
US7253762B2 Estimation circuit for time-interleaved ADC and method thereof Electricity 29 Expired
US6882216B2 On-chip high-pass filter with large time constant Electricity 28 Expired
US6181213A Phase-locked loop having a multi-phase voltage controlled oscillator Electricity 28 Expired
US5734301A Dual phase-locked loop clock synthesizer Electricity 28 Expired
US8107573B2 Method and apparatus for baseline wander compensation in Ethernet application Electricity 27 Active
US9385859B2 Multi-lane serial data link receiver and method thereof Electricity 27 Active

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