Inventor · Thalwil, CH

Marcel A. Kossel

56Patents
7h-index
35Co-inventors
72Inventor score

Filing activity: Nov 24, 2003 → Apr 24, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7295604B2 Method for determining jitter of a signal in a serial link and high speed serial link Electricity 21 Expired
US7403073B2 Phase locked loop and method for adjusting the frequency and phase in the phase locked loop Electricity 16 Active
US8018312B2 Inductor and method of operating an inductor by combining primary and secondary coils with coupling structures Electricity 14 Active
US8519761B1 Closed-loop slew-rate control for phase interpolator optimization Electricity 10 Active
US8044732B2 Continuously tunable inductor and method to continuously tune an inductor Electricity 8 Active
US7839221B2 Phase locked loop and method for adjusting the frequency and phase in the phase locked loop Electricity 7 Active
US8520724B2 Pipelining and sub-rate operation for memory links Electricity 7 Active
US7479839B1 Varactor bank switching based on negative control voltage generation Electricity 6 Active
US7403057B2 CML delay cell with linear rail-to-rail tuning range and constant output swing Electricity 5 Active
US10541691B1 Bang-bang phase detectors Electricity 5 Active
US9009520B2 Closed-loop multiphase slew rate controller for signal drive in a computer system Physics 4 Active
US10205525B1 PAM-4 transmitter precoder for 1+0.5D PR channels Electricity 4 Active
US8638149B1 Equalized rise and fall slew rates for a buffer Electricity 4 Active
US9020021B2 Precoding loss reduction Electricity 4 Active
US10454723B1 Decision feedback equalizer Physics 4 Active
US8692600B1 Multi-protocol driver slew rate calibration system for calibration slew rate control signal values Electricity 4 Active
US8466722B2 Startup and protection circuitry for thin oxide output stage Electricity 3 Active
US8004441B1 Small-area digital to analog converter based on master-slave configuration Electricity 3 Active
US8686776B2 Phase rotator based on voltage referencing Electricity 3 Active
US7323913B1 Multiphase divider for P-PLL based serial link receivers Electricity 3 Active
US11057039B1 Clock divider with quadrature error correction Electricity 2 Active
US11271550B1 Synchronous divider based on cascaded retiming Physics 2 Active
US9991990B1 Sequence detection Electricity 2 Active
US8164373B2 Drive strength control of phase rotators Physics 2 Active
US7512177B2 Method and apparatus for generating random jitter Electricity 2 Active

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