LexDanaLexDanabeta
Inventor

Ke Han

Inventor
Fremont, CA, US

Overview

58→
Patents
1998–2020
Patent span
Physics
Primary field (CPC G)

Patents· 58 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer47%
G06FElectric digital data processing9%
G01CMeasuring distances, levels or bearings7%
C22CAlloys4%
G01SRadio direction-finding4%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys2%
G01RMeasuring electric variables2%
H04LTransmission of digital information, e.g. telegraphic communication2%
H04WWireless communication networks2%
A61BDiagnosis1%
PatentTitleYear
10,852,140Heading estimation for determining a user's location202010,853,516Methods and apparatus using human electrocardiogram to protect electronic data202010,831,216UAV positions method and apparatus202010,626,488Age-hardening process featuring anomalous aging time202010,585,489Technologies for micro-motion-based input gesture control of wearable computing devices202010,509,748Memory sharing for application offload from host processor to integrated sensor hub201910,452,602Apparatus for facilitating a connection with an external sensor module201910,416,311Systems and techniques for geofence crossing-based control201910,393,540Technologies for pedestrian dead reckoning201910,139,232Heading estimation for determining a user's location20189,803,982'Heading estimation for determining a user\'s location'20179,568,977'Context sensing for computing devices'20179,469,893'Age-hardening process featuring anomalous aging time'20168,873,176'Non-linear transition shift identification and compensation'20148,477,447'Asymmetry correction in read signal'20138,395,858'Methods and apparatus for performing interpolated timing recovery'20138,358,480'Non-linear transition shift identification and compensation'20138,331,054'Asymmetry correction in read signal'20128,279,546'Systems and methods for sync mark detection using correlation'20128,176,620'Aluminum oxide particle strengthened niobium-tin superconducting composite wire'20128,120,870'Asymmetry correction in read signal'20128,094,400'Asymmetry correction in read signal'20128,049,983'Methods and apparatus for performing interpolated timing recovery'20118,027,114'Spiral servo detection with phase-locked loop (PLL)'20117,990,643'Read channel configuration based on polarity determined in accordance with multiple framings of signal samples'20117,974,034'Systems and methods for sync mark detection using correlation'20117,974,032'Non-linear transition shift identification and compensation'20117,885,031'Asymmetry correction in read signal'20117,881,164'Sync mark detection with polarity uncertainty'20117,864,895'Viterbi detection using a correlation metric'20117,819,988'Method of producing cobalt-platinum magnetic alloys with improved magnetic properties'20107,821,731'Timing recovery for data storage channels with buffered sectors'20107,817,368'Asymmetry correction in read signal'20107,773,325'Timing recovery for data storage channels with buffered sectors'20107,760,459'Framing selection and waveform polarity determination for an encoded repeating pattern'20107,760,454'Sequence-permutation control information detection and signal polarity determination'20107,715,134'Demodulation compensation for spiral servo tracks in hard disk drives'20107,580,216'Disk servo pattern writing'20097,548,389'Asymmetry correction in read signal'20097,511,910'Asymmetry correction in read signal'20097,499,233'Multi-phase control information detection and signal polarity determination'20097,463,437'Demodulation compensation for spiral servo tracks in hard disk drives'20087,403,351'Sequence-permutation control information detection and signal polarity determination'20087,336,750'Optimal one-shot phase and frequency estimation for timing acquisition'20087,307,807'Disk servo pattern writing'20077,307,806'Demodulation compensation for spiral servo tracks in hard disk drives'20077,298,570'Asymmetry correction in read signal'20077,203,013'Method and apparatus for asymmetry correction in magnetic recording channels'20077,203,017'Timing recovery for data storage channels with buffered sectors'20077,079,342'Method and apparatus for asymmetry correction in magnetic recording channels'20067,002,761'Demodulation compensation for spiral servo tracks in hard disk drives'20066,810,485'Determining the timing of a data signal'20046,728,894'System and method for clock adjustment by subsequently detecting a target bit of data stream, re-adjusting, and correcting clock based on difference in detected bit'20046,310,739'Method and system for detection recording media defacts'20016,216,148'Adaptive analog equalizer for partial response channels'20016,148,114'Ring dilation and erosion techniques for digital image processing'20006,104,835'Automatic knowledge database generation for classifying objects and systems therefor'20005,808,735'Method for characterizing defects on semiconductor wafers'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2000Based in San Francisco, CA, US· patent location history
2001–2004Patents assigned to MAXTOR CORP (3)· patent assignee history
2001–2004Based in Davis, CA, US· patent location history
2004–2014Based in Fremont, CA, US· patent location history
2006–2014Patents assigned to MARVELL INT LTD (36)· patent assignee history
2010–2020Based in Tallahassee, FL, US· patent location history
2012–2017Patents assigned to HAN KE (10)· patent assignee history
2012–2013Patents assigned to MADDEN MICHAEL (3)· patent assignee history
2017–2020Patents assigned to INTEL CORP (11)· patent assignee history
2017–2020Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MARVELL INT LTD362006–2014
INTEL CORP112017–2020
HAN KEself102012–2017
MADDEN MICHAEL32012–2013
MAXTOR CORP32001–2004
Locations
LocationPatentsSpan
Fremont, California, US372004–2014
Shanghai, CN112017–2020
Tallahassee, Florida, US42010–2020
Davis, California, US32001–2004
San Francisco, California, US31998–2000