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US 2003/0193016 A1Published application
Dual-axis optical encoder device
AssigneeAgilent Technologies, Inc.
InventorsYee Loong Chin, Siang Leong Foo
Life of this patent
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Abstract
An optical encoder device comprising a first optical encoder on a first surface of a substrate and a second optical encoder on a second surface of the substrate, wherein an optical emitter and optical detector pair of the first optical encoder and an optical emitter and optical detector pair of the second optical encoder are mounted on the first surface and the second surface of the substrate, respectively.
Claims11
An optical encoder device, comprising:
- a first optical encoder on a first surface of a substrate and a second optical encoder on a second surface of the substrate, wherein an optical emitter and an optical detector of the first optical encoder and an optical emitter and optical detector of the second optical encoder are mounted on the first surface and the second surface of the substrate, respectively.
Dependencies are inferred from the claim text.