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US Patent 7812828 Ellipse fitting for multi-touch surfaces

Patent 7812828 was granted and assigned to Apple (company) on October, 2010 by the United States Patent and Trademark Office.

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Patent abstractTimelineTable: Further ResourcesReferences
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Patent
Patent
1

Patent attributes

Current Assignee
Apple (company)
Apple (company)
1
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
78128281
Patent Inventor Names
John G. Elias1
Wayne Westerman1
Date of Patent
October 12, 2010
1
Patent Application Number
116779581
Date Filed
February 22, 2007
1
Patent Citations Received
‌
US Patent 11698723 Electronic device and method of providing visual notification of a received communication
2
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US Patent 11886651 Touch screen liquid crystal display
3
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US Patent 11669210 Optical touch sensor
4
Patent Primary Examiner
‌
Amare Mengistu
1
Patent abstract

Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch surface. Identification and classification of intuitive hand configurations and motions enables unprecedented integration of typing, resting, pointing, scrolling, 3D manipulation, and handwriting into a versatile, ergonomic computer input device.

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