Inventor · Watertown, MA, US

Timothy Sheen

116Patents
21h-index
33Co-inventors
90Inventor score

Filing activity: Apr 15, 1994 → May 22, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US9106192B2 System and method for device playback calibration Electricity 172 Active
US9781532B2 Playback device calibration Electricity 138 Active
US9690271B2 Speaker calibration Electricity 127 Active
US9706323B2 Playback device calibration Electricity 125 Active
US9538305B2 Calibration error conditions Electricity 124 Active
US9952825B2 Audio processing algorithms Electricity 96 Active
US5631572A Printed circuit board tester using magnetic induction Physics 91 Expired
US9690539B2 Speaker calibration user interface Electricity 87 Active
US9648422B2 Concurrent multi-loudspeaker calibration with a single measurement Electricity 86 Active
US10154359B2 Playback device calibration Electricity 81 Active
US9910634B2 Microphone calibration Electricity 81 Active
US9736584B2 Hybrid test tone for space-averaged room audio calibration using a moving microphone Electricity 80 Active
US10299061B1 Playback device calibration Electricity 77 Active
US9749763B2 Playback device calibration Electricity 73 Active
US10127006B2 Facilitating calibration of an audio playback device Electricity 69 Active
US6356129B1 Low jitter phase-locked loop with duty-cycle control Electricity 51 Expired
US9226073B2 Audio output balancing during synchronized playback Electricity 48 Active
US9693165B2 Validation of audio calibration using multi-dimensional motion check Electricity 48 Active
US5578930A Manufacturing defect analyzer with improved fault coverage Physics 23 Expired
US9794710B1 Spatial audio correction Electricity 22 Active
US9313591B2 Audio synchronization among playback devices using offset information Electricity 21 Active
US6396313B1 Noise-shaped digital frequency synthesis Electricity 17 Expired
US9538300B2 Audio synchronization among playback devices using offset information Electricity 16 Active
US7986187B1 Versatile audio power amplifier Electricity 15 Active
US9363601B2 Audio output balancing Electricity 15 Active

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