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US 9,869,583 B1Granted
Image scanning on a sparsely populated focal plane array to achieve nyquist sampling
AssigneeNorthrop Grumman Systems Corporation
InventorsMikio L. Yujiri, Hiroshi Agravante, John C. Donovan
Life of this patent
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Abstract
An apparatus includes: a focal plane array (FPA) of receivers for a passive millimeter wave camera, the FPA comprising: receivers configured to sample an image, the image comprising one or more regions, the receivers arranged in an array of dimensions m rows by n columns, and a scanning reflector configured to move, thereby moving an image of the scene across the FPA transverse to the receiver columns.
Claims22
An apparatus, comprising:
- a focal plane array (FPA) of receivers for a passive millimeter wave camera, the FPA comprising:
- receivers configured to sample an image, the image comprising one or more regions, the receivers arranged in an array of dimensions m rows by n columns, and
- a scanning reflector configured to move, thereby moving an image of the scene across the FPA transverse to the receiver columns.
Dependencies are inferred from the claim text.