Inventor · Tempe, AZ, US

Sam M. Daniel

17Patents
11h-index
23Co-inventors
72Inventor score

Filing activity: May 10, 1976 → Jan 15, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6061023A Method and apparatus for producing wide null antenna patterns Electricity 124 Expired
US6075484A Method and apparatus for robust estimation of directions of arrival for antenna arrays Electricity 60 Expired
US4489325A Electronically scanned space fed antenna system and method of operation thereof Electricity 49 Expired
US4236158A Steepest descent controller for an adaptive antenna array Electricity 39 Expired
US6141454A Methods for data compression and decompression using digitized topology data Physics 34 Expired
US4482975A Function generator Physics 32 Expired
US4243955A Regulated suppressed carrier modulation system Electricity 26 Expired
US4353119A Adaptive antenna array including batch covariance relaxation apparatus and method Electricity 24 Expired
US4354249A Processing unit for multiplying two mathematical quantities including at least one complex multiplier Physics 21 Expired
US4070675A Power rejection apparatus using a null-constrained subarray for MTI radar applications Electricity 19 Expired
US4057708A Minimum miss distance vector measuring system Mechanical Engineering; Lighting; Heating 18 Expired
US4660143A Programmable realtime interface between a Block Floating Point processor and memory Physics 10 Expired
US4286268A Adaptive array with optimal sequential gradient control Electricity 8 Expired
US4335372A Digital scaling apparatus Physics 8 Expired
US4442433A Adaptive signal processing apparatus Electricity 6 Expired
US8976878B2 Polynomial phases for multi-carrier modulation schemes with time domain windowing Electricity 1 Active
US7450741B2 Gray scale matcher Physics 1 Expired

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