Inventor · San Francisco, CA, US

Arnold Feldman

22Patents
5h-index
21Co-inventors
69Inventor score

Filing activity: Nov 22, 2000 → Aug 17, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7005885B1 Methods and apparatus for injecting an external clock into a circuit Electricity 14 Expired
US8576101B1 Calibration of an R2R ladder based current digital-to-analog converter (DAC) Electricity 10 Active
US9882601B1 Power amplifier with ground switch for transmit/receive functionality Electricity 9 Active
US6788103B1 Activ shunt-peaked logic gates Electricity 9 Expired
US6781445B2 Low power large signal RF tuned buffer amplifier Electricity 8 Expired
US6782249B1 Quadrature signal generation in an integrated direct conversion radio receiver Electricity 5 Expired
US7009425B1 Methods and apparatus for improving large signal performance for active shunt-peaked circuits Electricity 5 Expired
US10103431B2 Phased array antenna calibration Electricity 5 Active
US9866336B2 Phased array antenna self-calibration Electricity 4 Active
US9231525B2 Compensating a two stage amplifier Electricity 2 Active
US9455855B1 Phase shifter chip radio frequency self-test Electricity 1 Active
US9419594B2 Clock data recovery system Electricity 1 Active
US9871602B2 Phase shifter chip radio frequency self-test Electricity 1 Active
US11237218B2 Battery state estimation Emerging Cross-Sectional Technologies 1 Active
US9722305B2 Balanced multi-layer printed circuit board for phased-array antenna Electricity 0 Active
US11699910B2 Battery state estimation Emerging Cross-Sectional Technologies 0 Active
US12142818B2 Human and gesture sensing in a computing device Electricity 0 Active
US12250091B2 Facilitating smart device control using positioning tags Electricity 0 Active
US10490907B2 Suppression of surface waves in printed circuit board-based phased-array antennas Electricity 0 Active
US8619934B2 Clock data recovery system Electricity 0 Active
US9171642B2 Sampling network Physics 0 Active
US8766669B1 Sampling network Physics 0 Active

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