Multi-camera vision system for a vehicle

  • US 9,796,331 B2
  • Filed: 09/12/2016
  • Issued: 10/24/2017
  • Est. Priority Date: 08/21/2002
  • Status: Active Grant
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First Claim
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1. A multi-camera vision system for a vehicle, said multi-camera vision system comprising:

  • a rear-mounted video camera at a rear portion of a vehicle equipped with said multi-camera vision system;

    said rear-mounted video camera having at least a rearward field of view external of the equipped vehicle;

    said rear-mounted video camera operable to capture video image data at least rearward of the equipped vehicle during a maneuver of the equipped vehicle;

    a front-mounted video camera at a front portion of the equipped vehicle;

    said front-mounted video camera having at least a forward field of view external of the equipped vehicle;

    said front-mounted video camera operable to capture video image data at least forward of the equipped vehicle during the maneuver of the equipped vehicle;

    a first side-mounted video camera at a driver-side side portion of the equipped vehicle;

    said first side-mounted video camera having at least a sideward field of view external of the equipped vehicle;

    said first side-mounted video camera operable to capture video image data at least sideward of the equipped vehicle during the maneuver of the equipped vehicle;

    a second side-mounted video camera at a passenger-side side portion of the equipped vehicle;

    said second side-mounted video camera having at least a sideward field of view external of the equipped vehicle;

    said second side-mounted video camera operable to capture video image data at least sideward of the equipped vehicle during the maneuver of the equipped vehicle;

    a central data processor disposed in the equipped vehicle;

    wherein captured image data is provided to said central data processor;

    wherein image data captured by said front-mounted video camera, said first side-mounted video camera, said second side-mounted video camera and said rear-mounted video camera is processed at said central data processor;

    wherein image data captured by at least some of said front-mounted video camera, said first side-mounted video camera, said second side-mounted video camera and said rear-mounted video camera is processed at said central data processor in order to detect objects that are within the field of view of at least some of said front-mounted video camera, said first side-mounted video camera, said second side-mounted video camera and said rear-mounted video camera;

    wherein detection of objects via processing at said central data processor of captured image data comprises use of an edge detection algorithm;

    wherein the equipped vehicle is further equipped with a sensor system comprising at least one non-visual sensor selected from the group consisting of (i) a radar sensor and (ii) an ultrasonic sensor;

    wherein said at least one non-visual sensor senses sensor data in a region external of the equipped vehicle;

    wherein sensed sensor data is provided to said central data processor;

    wherein data is provided to said central data processor via a vehicle network of the equipped vehicle;

    wherein, via processing at said central data processor of at least one of received image data and received sensor data, a potential hazard present exterior the equipped vehicle is determined to exist;

    wherein said rear-mounted video camera comprises a rear backup camera; and

    wherein said rear backup camera has a field of view that encompasses at least a portion of a vehicle bumper of the equipped vehicle.

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