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US 7,460,161 B2Granted
Multifunctional integrated visual system with CMOS or CCD technology matrix
AssigneeC.R.F. Societa Consortile per Azioni
InventorsNereo Pallaro, Filippo Visintainer, Piermario Repetto, Elena Borello, Bartolomeo Pairetti, Stefano Bernard
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Abstract
The invention describes a system with a multifunctional integrated visual sensor using a CMOS or CCD technology matrix having a sensitive area divided into sub-areas dedicated to a series of specific functions.
Claims22
A visual system, comprising:
- a CCD or CMOS matrix having a sensitive area, and
- a plurality of optical devices with different directions, fields of view or modes of optical separation,
- wherein said sensitive area of the matrix is divided into a plurality of separated sub-areas designed for different specific functions, a first part of said plurality of separated sub-areas being dedicated to scene monitoring and a second part part of said plurality of separated sub-areas being dedicated to detection of environmental parameters, said division being achieved by said plurality of optical devices,
- wherein a fog function is performed in one of the dedicated sub-areas in the second part with an active technique for local fog detection, and in one of the dedicated sub-areas in the first part with passive technique for fog bank detection.
1 more element
A visual system, comprising:
- a CCD or CMOS color or monochromatic matrix having a sensitive area, and
- a plurality of optical devices with different directions, fields of view or modes of optical separation,
- wherein said sensitive area of the matrix is divided into a plurality of separated sub-areas designed for different specific functions, a first part of said plurality of separated sub-areas being dedicated to scene monitoring and a second part of said plurality of separated sub-areas being dedicated to detection of environmental parameters, said division being achieved by said plurality of optical devices,
- wherein a vehicle meeting function is performed by one of the sub-areas in the first part by using an optical filter laid with a discretization degree at a pixel level.
1 more element
A visual system, comprising:
- a CCD or CMOS matrix having a sensitive area, and
- a plurality of optical devices with different directions, fields of view or modes of optical separation,
- wherein said sensitive area of the matrix is divided into a plurality of separated sub-areas designed for different specific functions, a first part of said plurality of separated sub-areas being dedicated to scene monitoring and a second part of said plurality of separated sub-areas being dedicated to detection of environmental parameters, said division being achieved by said plurality of optical devices,
- wherein the matrix has a protection window made of one of glass and transparent plastic, the protection window acting as support for one or more optical fibers and a prism, the one or more optical fibers carrying to selected sub-areas of the matrix an optical signal.
1 more element
A visual system, comprising:
- a CCD or CMOS matrix having a sensitive area,
- a plurality of optical devices with different directions, fields of view or modes of optical separation, wherein said sensitive area of the matrix is divided into a plurality of separated sub-areas designed for different specific functions, a first part of said plurality of separated sub-areas being dedicated to scene monitoring and a second part of said plurality of separated sub-areas being dedicated to detection of environmental parameters, said division being achieved by said plurality of optical devices, one of said sub-areas in the first part being dedicated to front monitoring and others of said sub-areas in the second part being dedicated to rain, misting, fog and dusk functions, and
- an optical insulation between the first and second parts, the optical insulation partially covering a surface of a matrix protection window, on a side towards the matrix, with a layer of absorbing or reflecting material.
A visual system, comprising:
- a CCD or CMOS matrix having a sensitive area, and
- a plurality of optical devices with different directions, fields of view or modes of optical separation,
- wherein said sensitive area of the matrix is divided into a plurality of separated sub-areas designed for different specific functions, a first part of said plurality of separated sub-areas being dedicated to scene monitoring and a second part of said plurality of separated sub-areas being dedicated to detection of environmental parameters, said division being achieved by said plurality of optical devices, wherein one of the sub-areas in the second part is dedicated to a dusk function and receives an optical signal through an optical fiber.
A visual system, comprising:
- a CCD or CMOS matrix having a sensitive area, and
- a plurality of optical devices with different directions, fields of view or modes of optical separation,
- wherein said sensitive area of the matrix is divided into a plurality of separated sub-areas designed for different specific functions, a first part of said plurality of separated sub-areas being dedicated to scene monitoring and a second part of said plurality of separated sub-areas being dedicated to detection of environmental parameters, said division being achieved by said plurality of optical devices, wherein one of the sub-areas in the first part is dedicated to tunnel function and receives an optical signal through an objective dedicated also to a front monitoring function.
Dependencies are inferred from the claim text.