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5404306 |
Vehicular traffic monitoring system
A vehicular traffic monitoring system incorporates an array of photosensors and a nonlinear resistive network for identifying, locating, and processing outliers in sensor images of a highway or...
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5402118 |
Method and apparatus for measuring traffic flow
This invention aims at providing an traffic flow measurement method and apparatus attaining the stable measurement without being affected by the change in the brightness of the external environment...
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5379104 |
Method of, and apparatus for, detecting optical axis of headlamp
In a method of detecting optical axis of a headlamp, according to the present invention, an image of the light projected onto the screen is segmented grid by grid on the reference grid plane, a...
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5379353 |
Apparatus and method for controlling a moving vehicle utilizing a digital differential analysis circuit
This invention relates to a picture processing device in which picture data of a road or lines marking off a lane taken by a television camera installed on a vehicle is processed for the...
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5359666 |
Driving way judging device and method
A device and a process for judging the contour of a road by processing data from an image taken of the road by a camera. In the data processing, Hough transform is used to obtain a plurality of...
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5351044 |
Vehicle lane position detection system
A low cost, real time vehicle lane position detection system is provided for determining and maintaining the position of the vehicle on a highway. The system comprises an image sensor mounted on...
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5347588 |
Method and apparatus for video imaging of tire ground contact patch
A method and apparatus for video imaging of a tire ground contact patch or tire footprint is presented. A digitized image of the footprint is generated as an array of pixels. Each pixel is...
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5341437 |
Method of determining the configuration of a path for motor vehicle
The configuration of a path for motor vehicles is recognized on the basis of image data produced by a television camera or the like. Feature points contained in original image data of the path are...
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5301239 |
Apparatus for measuring the dynamic state of traffic
In an apparatus for measuring the dynamic state of traffic, a video camera unit picks up images of traffic on the road. The picture information is temporarily stored in memory units, and then...
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5247587 |
Peak data extracting device and a rotary motion recurrence formula computing device
The first aspect of this invention relates to a peak data extracting device used in picture processing devices. The peak data extracting device comprises a DDA (data differential analysis)...
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5243663 |
Vehicle detecting method and apparatus performing binary-conversion processing and luminance variation processing
A vehicle detecting apparatus for detecting a vehicle in each vehicle existence judging region based on binary pixel data, wherein a luminance level at which a variance of luminance of pixels in...
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5195144 |
Process for estimating the distance between a stationary object and a moving vehicle and device for using this process
A process for estimating the distance between a stationary object and a vehicle by providing the processing of images from the speed of enlargement of an image of an object seen from a vehicle....
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5161107 |
Traffic surveillance system
A machine vision system for detecting and recognizing objects. The system includes a camera which forms three different images of the object using different portions of the electromagnetic spectrum...
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5142658 |
Container chassis positioning system
A computer controlled signalling system to assist a driver in accurately positioning a truck chassis at a preprogrammed specific stop point in a loading/unloading lane adjacent to a dockside...
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5008946 |
System for recognizing image
There is disclosed a system which permits an automobile driver to control electrical devices installed on an automobile by moving his or her pupils and mouth intentionally. The system includes a TV...
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4975978 |
Image signal amplifier
In a real time image recognition circuit, an image signal amplifier recognizes mouth or eye movement by which different functions within an automobile, including operation of a radio, air...
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4970389 |
Vehicle identification system
Vehicle (4) are automatically identified using a specially constructed windshield (8) which carries identifying indicia (10). The window is a layered construction, similar to safety glass, and...
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4931937 |
Distance detector mounted on vehicle
A distance detection device mounted on a vehicle and the driver of the vehicle can recognize an obstacle in front of him through the device on the road on which he is driving. The device is...
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4918442 |
Airplane collision avoidance system
A collision avoidance system for airplanes particularly suited for clear weather visual circumstances which includes television cameras suitably positioned on an airplane to view all areas where...
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4847772 |
Vehicle detection through image processing for traffic surveillance and control
A vehicle detection system for providing data characteristic of traffic conditions includes a camera overlooking a roadway section for providing video signals representative of the field (traffic...
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4652803 |
Guidance system
The present invention consists of comparing a feature pattern extracted from an actual observed image and the prediction pattern of an environmental object predicted in relation to the positional...
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4625329 |
Position analyzer for vehicle drivers
An image analyzer for analyzing the position of a vehicle driver in a three-dimensional coordinate system. The analyzer comprises a light emitting element for emitting an infrared light the...
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4497065 |
Target recognition system enhanced by active signature measurements
A passive electro-optical target recognition system which utilizes additional signature measurements of an active nature to enhance the discrimination of desired targets from detected candidate...
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4493103 |
Automatic toll-ticket issuing apparatus
An automatic toll-ticket issuing apparatus includes a vehicle-type identification unit for identifying the type of each oncoming vehicle, a toll-ticket issuing unit installed ahead of the...
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4175285 |
Navigational system of high-speed aircraft
Navigational system for the guidance of automatically piloted aircraft during high-speed (e.g. supersonic) overland flights, the predetermined course of the aircraft including a series of...
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3930141 |
Automatic tire classifying apparatus
An automatic tire classifying apparatus comprising a camera tube for detecting a classification mark of a tire, a tire positioning mechanism for setting the relative position between the tire and...
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3810159 |
APPARATUS AND METHOD TO EFFECT IR READING OF A RELIEF PATTERN
Reading of an identification pattern in relief to the surface area of a material is accomplished by creating a temperature difference between raised and recessed portions of the pattern. Either...
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3801957 |
AUTOMATIC TIRE CODE READER
Disclosed is an automatic code reading system capable of automatically reading and formating for further use the identifying code contained on a particular item. The system is capable of...
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3781798 |
MECHANICAL READING OF TIRE IDENTIFICATION SYMBOLS
Method and apparatus for mechanically reading alpha numeric symbols in the identification code of a pneumatic tire. The apparatus includes a plurality of closely spaced individually movable fingers...
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3755730 |
A STEEL OBJECT HAVING HIDDEN MAGNETICALLY READABLE IDENTIFICATION AND THE METHOD FOR APPLYING THE IDENTIFICATION
A vehicle, appliance or tool having a multiplicity of magnetizable identifying indicia hidden by an opaque, protective layer such as paint. The indicia may be read by the use of a magnetic reader.
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3553437 |
OPTICAL LABEL READING SYSTEM AND APPARATUS
Optical label reading system including apparatus for reading coded labels affixed to moving objects or vehicles. A label bearing a code pattern formed of retroreflective material is attached to an...
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3486008 |
VEHICLE COUNTER AND IDENTIFICATION APPARATUS
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3445634 |
CORRELATION IDENTIFICATION APPARATUS
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3100264 |
Star energy identification system for space navigation
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