Inventor · Milpitas, CA, US

Semen P. Volfbeyn

20Patents
6h-index
7Co-inventors
58Inventor score

Filing activity: Sep 20, 2004 → Jan 7, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7158324B2 Self-adjusting PRML receiver Electricity 75 Expired
US7408495B2 Digital equalization of multiple interleaved analog-to-digital converters Electricity 22 Active
US8542142B2 Interleaved analog to digital converter with reduced number of multipliers for digital equalization Electricity 9 Active
US7245449B2 Timing analysis of read back signals in magnetic recording devices Physics 7 Expired
US9634679B1 Digital down converter with equalization Electricity 7 Active
US9933467B1 Group delay measurement apparatus and method Physics 6 Active
US9172388B1 High speed interleaved ADC with compensation for DC offset mismatch Electricity 5 Active
US7830217B1 Method and system of vector signal generator with direct RF signal synthesis and parallel signal processing Electricity 4 Active
US7165211B2 Viterbi decoder with direct current restoration Electricity 4 Expired
US10355706B1 Equalization of sub-DAC frequency response misalignments in time-interleaved high-speed digital to analog converters Electricity 4 Active
US8477445B2 Write clock synchronization appartus for magnetic recording disk drives with patterned media Physics 2 Active
US9641191B1 Digital down converter with equalization Electricity 2 Active
US8767892B1 Synchronization system for a wireless receiver Electricity 2 Active
US7791329B2 Vector/signal analyzer equalization apparatus and method Physics 2 Active
US9148162B2 Digital down converter with equalization Electricity 2 Active
US10305707B1 Digital down converter with baseband equalization Electricity 2 Active
US10749541B1 Time interleaved analog to digital converter with digital equalization and a reduced number of multipliers Electricity 1 Active
US8537044B2 Interleaved analog to digital converter with digital equalization Electricity 1 Active
US9344301B2 Acquisition device with multistage digital equalization Electricity 0 Active
US7705609B2 Phase frequency distortion measurement system Physics 0 Active

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