Patent · US Active

Apparatuses and methods for magnetic features of articles

US9217715B2 · kind B2 · utility

6Cited by

57References

21Claims

0Family size

Assignee

Seagate Technology LLC · US

Inventors

Joachim Walter Ahner · Livermore, US
David M. Tung · Livermore, US
Stephen Keith McLaurin · Sunnyvale, US

Key dates

Filing date	Feb 28, 2014
Grant date	Dec 22, 2015
Priority date	—
Expiry date	Feb 28, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG01N21/95
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

Provided herein are apparatuses and methods related thereto, wherein at least one apparatus includes: a photon emitting means configured to emit photons, wherein the photons are scattered from magnetic features of an article; a photon detector array configured to receive scattered photons; and a processing means configured to differentiate the magnetic features from the scattered photons.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.