Back to results
US 11,072,394 B2Granted
Rotation calculating system and rotation calculating method
AssigneePixart Imaging Inc.
InventorsChung-Ting Yang, Yen-Min Chang, Ching-Lin Chung
Life of this patent
Estimating the term…
Abstract
A rotation calculating system, comprising: a first optical characteristic acquiring device, configured to acquire optical characteristics for at least one feature of a first target device; and a calculating unit, configured to calculate rotation for a first rotating device based on the optical characteristics of the feature of the first target device. The first rotating device is a wheel, and the first target device is the wheel.
Claims3
A rotation calculating system, comprising:
- a first optical characteristic acquiring device, configured to acquire optical characteristics for at least one feature of a first target device;
- and
- a calculating unit, configured to calculate rotation for a first rotating device based on the optical characteristics of the feature of the first target device;
- wherein the first optical characteristic acquiring device and the calculating unit are provided inside a quick release axle of a quick release of a bicycle.
1 more element
A rotation calculating system, comprising:
- a first optical characteristic acquiring device, configured to acquire optical characteristics for at least one feature of a first target device;
- and
- a calculating unit, configured to calculate rotation for a first rotating device based on the optical characteristics of the feature of the first target device;
- wherein the first optical characteristic acquiring device and the calculating unit are provided inside a quick release axle of a quick release of a bicycle;
- wherein the first rotating device is a wheel of the bicycle.
2 more elements
A rotation calculating system, comprising:
- a first optical characteristic acquiring device, configured to acquire optical characteristics for at least one feature of a first target device;
- and
- a calculating unit, configured to calculate rotation for a first rotating device based on the optical characteristics of the feature of the first target device;
- wherein the first optical characteristic acquiring device and the calculating unit are provided inside a quick release axle of a quick release of a bicycle;
- wherein the first rotating device is a wheel of the bicycle, and the first target device is a hub connected to the wheel.
2 more elements
Dependencies are inferred from the claim text.