Inventor · San Jose, CA, US

David Millar

24Patents
6h-index
16Co-inventors
62Inventor score

Filing activity: Jun 19, 2013 → Jul 13, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US10069519B1 Partition based distribution matcher for probabilistic constellation shaping Electricity 21 Active
US9806739B1 Optical signal transmitter and optical communication system using constant modulus formats, and method for generating modulation codes Electricity 19 Active
US9621275B2 Method for generating constant modulus multi-dimensional modulations for coherent optical communications Electricity 13 Active
US10516503B1 Distribution matcher Electricity 10 Active
US10320486B1 Optical signal transmitter and optical signal encoder using constant modulus formats, and method for generating modulation codes Electricity 7 Active
US10749554B1 System and method for short block length distribution matching Electricity 6 Active
US9584256B2 Adaptive error correction code for optical super-channels Electricity 6 Active
US9584259B2 Quaternary block-coded high-dimensional modulation for coherent optical communications Electricity 5 Active
US10541711B1 Short block length distribution matching algorithm Electricity 5 Active
US9559786B2 Pilot-aided coherent receiver for optical communications Electricity 4 Active
US9906308B1 Methods for compensation of cross-polarization modulation (XPolM) impairments in coherent optical communications Electricity 4 Active
US9473250B2 System and method for recovering carrier phase in optical communications Electricity 3 Active
US11262184B1 Optical coherence tomography (OCT) system for producing profilometry measurements of a specimen Physics 2 Active
US9917712B2 Frequency domain equalizer for optical communications Electricity 1 Active
US10969465B2 Reference-free nonlinearity correction for FMCW-based sensing systems Physics 1 Active
US11346932B1 Frequency modulated image reconstruction Physics 1 Active
US9806743B2 System and method of belief propagation decoding Electricity 1 Active
US9112653B2 Method and system for modulating optical signals as high-dimensional lattice constellation points to increase tolerance to noise Electricity 1 Active
US9749089B2 Fast log-likelihood ratio (LLR) computation for decoding high-order and high-dimensional modulation schemes Electricity 1 Active
US10554309B2 Pilot-aided carrier phase estimation for optical communications Electricity 1 Active
US12425106B2 Multi-length look-up table spherical constellation shaping Electricity 0 Active
US12154194B2 Coherent optical sensor with sparse illumination Physics 0 Active
US12372609B2 Frequency modulation continuous wave (FMCW)-based system for estimation and compensation of nonlinearity in linearly swept sources Physics 0 Active
US9432124B2 Inter-channel interference management for optical super-channels Electricity 0 Active

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