Multifunctional integrated visual system with CMOS or CCD technology matrix
First Claim
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1. A visual system, comprising:
- a CCD or CMOS matrix having a sensitive area, anda 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.
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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.
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Citations
22 Claims
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1. A visual system, comprising:
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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. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A visual system, comprising:
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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.
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14. A visual system, comprising:
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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. - View Dependent Claims (15, 16, 17, 18, 19)
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20. A visual system, comprising:
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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.
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21. A visual system, comprising:
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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.
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22. A visual system, comprising:
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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.
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Specification