Inventor · Ann Arbor, MI, US

Jeffrey Alan Fredenburg

27Patents
3h-index
15Co-inventors
52Inventor score

Filing activity: Jul 29, 2016 → Feb 1, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US9698798B1 Digital controller for a phase-locked loop Electricity 15 Active
US9762249B1 Reconfigurable phase-locked loop Electricity 4 Active
US9680480B1 Fractional and reconfigurable digital phase-locked loop Electricity 3 Active
US9705516B1 Reconfigurable phase-locked loop with optional LC oscillator capability Electricity 3 Active
US10972106B1 Phase and delay compensation circuit and method Electricity 3 Active
US11070216B2 Locked loop circuit and method with digitally-controlled oscillator (DCO) gain normalization Electricity 2 Active
US10972119B1 Regulated charge sharing analog-to-digital converter (ADC) apparatus and methods Electricity 1 Active
US10972115B1 Methods and apparatus for calibrating a regulated charge sharing analog-to-digital converter (ADC) Electricity 1 Active
US11493950B2 Frequency counter circuit for detecting timing violations Electricity 1 Active
US10594323B2 Locked loop circuit and method with digitally-controlled oscillator (DCO) gain normalization Electricity 1 Active
US11017138B2 Timing analysis for parallel multi-state driver circuits Physics 0 Active
US10031992B2 Concurrently optimized system-on-chip implementation with automatic synthesis and integration Physics 0 Active
US12425014B1 Self-aligning interconnect for a digital system Electricity 0 Active
US11496139B2 Frequency measurement circuit with adaptive accuracy Electricity 0 Active
US10614182B2 Timing analysis for electronic design automation of parallel multi-state driver circuits Physics 0 Active
US11374578B2 Zero-offset phase detector apparatus and method Electricity 0 Active
US11070215B2 Locked loop circuit and method with digitally-controlled oscillator (DCO) gain normalization Electricity 0 Active
US12366882B2 Field programmable platform array Electricity 0 Active
US12019464B2 Digital system synchronization Electricity 0 Active
US10713409B2 Integrated circuit design system with automatic timing margin reduction Emerging Cross-Sectional Technologies 0 Active
US11831318B1 Frequency multiplier system with multi-transition controller Electricity 0 Active
US10587275B2 Locked loop circuit with configurable second error input Electricity 0 Active
US10740526B2 Integrated circuit design system with automatic timing margin reduction Emerging Cross-Sectional Technologies 0 Active
US11128308B2 Regulated charge sharing apparatus and methods Electricity 0 Active
US10158365B2 Digital, reconfigurable frequency and delay generator with phase measurement Electricity 0 Active

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