Microsoft patents adaptive method for determining stylus tilt
Microsoft has filed a patent application for a system that improves the accuracy of stylus tilt detection on touch screens. The invention uses an orientation detector that switches between different calculation methods, or "tilt detectors," depending on the current signal conditions. By adapting the calculation approach in real-time, the device can maintain precise tilt measurements even as environmental factors change.
In the filing’s own words
Methods, devices, systems, and computer program products are provided for adaptive determination of stylus tilt by selectively using gyroscopic and sensor data for accuracy of tilt determinations as signal conditions change. A device comprises an orientation detector that determines stylus tilt using a first tilt detector based on a first set of conditions detected at a first time. The device detects a second set of conditions at a second time. The device adapts tilt determination from the first tilt detector to a second tilt detector for determination of tilt at the second time. The device determines tilt at the second time using the second tilt detector. Adaptive tilt detection can vary tilt calculations by using different equations, using the same equation with different weights, blending the results of calculations using multiple equations, etc., to maintain the accuracy of tilt determinations as signal conditions change.
What exactly they claim (claim 1)
1. A device, comprising: an orientation detector configured to: determine a tilt, of a touch instrument relative to a touch screen associated with a touch device, using a first tilt detector based on a first set of conditions detected at a first time; detect a second set of conditions at a second time; adapt tilt determination from the first tilt detector to a second tilt detector for determination of the tilt at the second time; and determine the tilt at the second time using the second tilt detector.
Facts
- Company
- Microsoft (Microsoft Technology Licensing, LLC)
- Official title
- ADAPTIVE DETERMINATION OF STYLUS TILT
- Publication number
- US20260259616A1
- Application number
- 19015012
- Filed
- Jan 9, 2025
- Published
- Sep 3, 2026
- Inventors
- 3
- Claims
- 20
Classified under
G06F 3/0346 Physics & computingG01C 9/06 Physics & computingG01C 19/5776 Physics & computingG06F 3/03545 Physics & computingG06F 3/0383 Physics & computingMore from Microsoft in Phones & computers
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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.