Inventor · Mountain View, CA, US

Yansun Xu

33Patents
8h-index
32Co-inventors
75Inventor score

Filing activity: Aug 1, 1996 → Dec 6, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6614453B1 Method and apparatus for medical image display for surgical tool planning and navigation in clinical environments Emerging Cross-Sectional Technologies 372 Expired
US7728816B2 Optical navigation sensor with variable tracking resolution Physics 41 Active
US5833609A Rotating diffusion MR imaging reduced motion artifacts Physics 31 Expired
US7297912B1 Circuit and method for reducing power consumption in an optical navigation system having redundant arrays Physics 29 Active
US7248345B2 Signal processing method for use with an optical navigation system Physics 20 Expired
US6043654A Multi-volume slicing and interleaved phase-encoding acquisition for 3 D fast spin echo (FSE) Physics 19 Expired
US5652513A Phase sensitive magnetic resonance technique with integrated gradient profile and continuous tunable flow Physics 14 Expired
US6424153B1 On-the-fly removal of data inconsistency with k-space oversampling and demodulation in MRI acquisitions Physics 12 Expired
US7298460B2 Method for determining motion using a velocity predictor Physics 7 Expired
US9201511B1 Optical navigation sensor and method Physics 5 Active
US9740352B2 Supporting multiple users on a large scale projected capacitive touchscreen Physics 4 Active
US9103658B2 Optical navigation module with capacitive sensor Physics 4 Active
US7755604B2 Optical navigation sensor with tracking and lift detection for optically transparent contact surfaces Physics 3 Active
US8031176B1 Optical navigation system using a single-package motion sensor Physics 3 Active
US7765251B2 Signal averaging circuit and method for sample averaging Physics 3 Active
US8711096B1 Dual protocol input device Physics 3 Active
US10503312B2 Large PCAP screen with multiple touch controller ASICS with interleaved receiver connections Physics 2 Active
US8263921B2 Processing methods for speckle-based motion sensing Physics 2 Active
US7492445B1 Method and apparatus for robust velocity prediction Physics 2 Active
US8547336B1 Circuit and method for determining motion with redundant comb-arrays Physics 2 Active
US8541727B1 Signal monitoring and control system for an optical navigation sensor Physics 2 Active
US7884801B1 Circuit and method for determining motion with redundant comb-arrays Physics 2 Active
US8669940B1 Optical navigation system using a single-package motion sensor Physics 1 Active
US8866795B1 Current sensor output measurement system and method Physics 1 Active
US8541728B1 Signal monitoring and control system for an optical navigation sensor Physics 1 Active

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