Optical navigation system having a ring pixel array
AssigneeAvago Technologies ECBU IP (Singapore) Pte. Ltd.
InventorsChin Lee, Sai Lee, Tong Liew, Shan Tan, Bernard Chan
Life of this patent
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Abstract
An optical navigation system having an optical navigation integrated circuit (“navigation IC”) is described. The optical navigation system may include an emitter module and a pixel array surrounding the emitter module. The optical navigation system may further include a ring optical system located on the surface of the navigation IC over the pixel array.
Claims27
An optical navigation system having an optical navigation integrated circuit (“navigation IC”), the optical navigation system comprising:
- an emitter module;
- and
- a pixel array surrounding the emitter module.
A method for navigating an optical navigation system on a navigation surface, the method comprising:
- emitting emitted optical radiation from an emitter module to the navigation surface;
- and
- receiving reflected optical radiation from the navigation surface at a pixel array surrounding the emitter module.
An optical navigation system having an optical navigation integrated circuit (“navigation IC”), the optical navigation system comprising:
- means for emitting emitted optical radiation;
- and
- a pixel array surrounding the means for emitting.
An optical navigation system having an optical navigation integrated circuit (“navigation IC”), the optical navigation system comprising:
- an emitter module;
- and
- a pixel array including a plurality of photo-detectors arranged in a ring shape surrounding the emitter module.
Dependencies are inferred from the claim text.