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Class 348/26 - Contour generator


Subclass of Class 348 - Television
Definition: Subject matter wherein a display is produced in the form
No. of patents: 97
Last issue date: 04/22/2008


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NumberTitleIssue Date
7362921Method and apparatus for representing and searching for an object using shape
A method is disclosed for representing a sequence of images constituting a moving image by processing signals corresponding to the image. An object appearing in one image is identified in the sequence in a first perspective view, and the same object appearing in ano...
04/22/2008
7333672Image processing system/network which performs recognition process only upon regions having higher high spatial frequency content
An image recognition process applied to a photograph is preceded by a pre-processing step which identifies parts of the image which are in focus. The recognition process is then limited to those parts. The pre-processing typically operates by creating a measure of h...
02/19/2008
7302101Viewing a compartment
Detecting video phenomena, such as fire in an aircraft cargo bay, includes receiving a plurality of video images from a plurality of sources, compensating the images to provide enhanced images, extracting features from the enhanced images, and combining the features...
11/27/2007
7274833Image processing device for scaling image frame
An image processing device is provided. The image processing device includes a control unit, a first storing zone, a frame buffer register, a first buffering zone and a first image processor. The first storing zone is electrically connected to the control unit and s...
09/25/2007
7224405Horizontal contour correction circuit
A horizontal contour correction circuit for correcting a horizontal contour of a video signal to output as a corrected signal, comprising: a delay circuit for outputting video signal values of a video signal at at least three different times either before or after a...
05/29/2007
7154971DTSE at less than two complex samples per symbol
A digitally implemented demodulator (FIG. 1) produces initial detection estimates (180) and transition estimates (23) of symbols sampled in the range lying between 1 and 2 complex samples per symbols of the received carrier (14I), (14
12/26/2006
7149354Extraction of a scene structure based on gradient runs analysis
A method of extracting a scene structure includes determining a plurality of image edges in an image, based on image gradients. A redundant edge is eliminated from the plurality of image edges. The plurality of image edges is linked into a planar graph. A broken edg...
12/12/2006
7113285Multimode reader
An apparatus for analyzing a plurality of samples in sample sites on a substrate, the apparatus having an array of spaced apart light sources coupled to a moveable support so that one or more of the light sources can be selectively used; a frame for supporting the s...
09/26/2006
7092625Camera with an exposure control function
A camera according to this invention determines whether a subject to be photographed is backlit; and when it is backlit, compares a brightness of the subject with a brightness of a background of the subject by emitting strobe light onto the subject; and changes an a...
08/15/2006
7038814Fast digital image dithering method that maintains a substantially constant value of luminance
A method and system are disclosed for displaying Y-bit coded RGB image data that is received as X-bit coded RGB or YCbCr image data, where X>Y. The method includes receiving X-bit coded image data, where each color channel comprises m-bits; arithmetically processing...
05/02/2006
6980258Method and circuit for emphasizing contour
More natural contour emphasizing processing is performed by detecting the direction of a contour with respect to a point where horizontal and vertical contours cross and a diagonal contour point. The times of an objective pixel and all the pixels adjacent to the obj...
12/27/2005
6927864Method and system for determining dimensions of optically recognizable features
A method and system for determining dimensions of optically recognizable features provides a low-cost and efficient high speed/high resolution measurement system for determining surface feature dimensions. Multiple imaging subsystems are arranged at predetermined di...
08/09/2005
6873373Image emphasizing apparatus and image emphasizing program
An image emphasizing apparatus includes: an outline component extraction section; a threshold value calculation section for calculating first and second threshold values; and an outline correction section for generating an outline emphasizing signal from the outline...
03/29/2005
6867817Natural luminance transient enhancement
A method and apparatus for enhancing an edge transient contained in a video signal include identifying the edge transient and the edge center of the edge transient in the video signal; selecting a side of the edge transient, relative to an edge center thereof, to en...
03/15/2005
6845177Method and apparatus for monitoring an analog meter
A method and apparatus for remote monitoring of an analog meter is set out which employs a Hough Transform on the edge points of the meter scale to obtain the center of the scale. The graduation marks and the needle are detected from the intensity profile along vari...
01/18/2005
6661469False contour correcting apparatus and method
A false contour correcting apparatus is capable of removing a false contour in an image based on a digital image signal while avoiding such a side effect caused by false contour correction where noises negatively effecting the display occur on a screen. T...
12/09/2003
6618097Image display apparatus and contour detecting circuit provided therein
A contour detecting circuit includes a first differentiating circuit which outputs a signal (first-differentiated value) obtained by first-differentiating an input video signal, a second differentiating circuit which outputs a signal (second-differentiate...
09/09/2003
6466357Pixel based gobo record control format
A special record format used for commanding light pattern shapes and addressable light pattern shape generator. The command format includes a first part which commands a specified gobo and second parts which command the characteristics of that gobo. The g...
10/15/2002
6259818Contour approximation apparatus for representing a contour of an object
A contour approximation apparatus for representing a contour image of an object comprises a polygonal approximation section for determining a number of vertices on the contour image and fitting the contour image with a plurality of line segments to provid...
07/10/2001
6256136Pixel based gobo record control format
A special record format used for commanding light pattern shapes and addressable light pattern shape generator. The command format includes a first part which commands a specified gobo and second parts which command the characteristics of that gobo. The g...
07/03/2001
6201570Digital television camera apparatus provided with camera head unit and camera control unit, independently
A camera head unit generates a digital video signal, a transmission unit transmits the digital video signal from the camera head unit, and a camera control unit processes the digital video signal transmitted from the camera head unit through the transmiss...
03/13/2001
5959694Video signal with contour adjustment processing apparatus
An apparatus for processing a video signal by adjusting the contour of a picture. The apparatus includes an arrangement from a delay circuit 2 to a subtraction circuit 5 for extracting a contour of the picture and generating at least a signal opposite in ...
09/28/1999
5933529Method of tracing a contour of an object based on background information of the object
A method for tracing a contour of an object in an image of a video signal, the image including object pixels and background pixels, indexes each of the background pixels; detects contour pixels; groups the contour pixels to thereby provide one or more gro...
08/03/1999
5905532Video signal with contour adjustment processing apparatus
An apparatus for processing a video signal by adjusting the contour of a picture. The apparatus includes an arrangement from a delay circuit 2 to a subtraction circuit 5 for extracting a contour of the picture and generating at least a signal opposite in ...
05/18/1999
5774596Adaptive contour coding method for encoding a contour image in a video signal
A contour coding method adaptively encodes a contour image in a video frame based on the size and complexity of the contour image in order to improve the quality of a reconstructed contour image. First, the size and complexity of the contour image inputte...
06/30/1998
5650828Method and apparatus for detecting and thinning a contour image of objects
A method for detecting and thinning a contour image of an object in a video frame comprises the steps of: (a) calculating edge magnitudes for pixels in the video frame and detecting edge points, (b) generating a contour image constituted by the detected e...
07/22/1997
5646691System and method for inter-frame prediction of picture by vector-interpolatory motion-compensation based on motion vectors determined at representative points correctable in position for adaptation to image contours
Representative points vicinal to a detected contour line of an image-segmented input picture are corrected in position so that lattice links connecting the representative points extend along the detected contour line, and motion vectors are detected at th...
07/08/1997
5615019Television apparatus with built-in optical disk device
A television apparatus with a built-in optical disk device for reproducing a video signal recorded on an optical disk to make a display. By disposing the optical disk device apart from the high voltage generating section of the television apparatus and an...
03/25/1997
5546135Contour restoration apparatus
A contour restoration circuit comprises an input terminal, a plural of delay circuits connected to the input terminal in series, a maximum value detection circuit, a minimum value detection circuit, a mean value calculating the mean value from the maximum...
08/13/1996
5345259Contour emphasis circuit
A contour emphasis circuit receives a video signal from a TV camera for picking up an image formed through a variable magnification factor optical system such as a microscope. The contour emphasis circuit comprises a plurality of contour extractors having...
09/06/1994
5285267Circuit for color separation and contour correction
A circuit for a video camera for color separation and contour correction which can perform color separation and contour correction of a signal from a charge coupled device image sensor specifically utilizing two 1H (1 horizontal period) delay elements. Th...
02/08/1994
5220441Mechanism for determining parallax between digital images
A mechanism for determining parallax between first and second digital images employs an iterative image pattern search and correlation process, which is able to rapidly determine the parallax for each pixel that is common to the images captured by a stere...
06/15/1993
5210799System and method for ranking and extracting salient contours for target recognition
A system and method for obtaining salient contours from two-dimensional images acquired by a sensor is disclosed which process the two-dimensional images with an edge detector to produce edgels from each of the images, link the edgels into lists known as ...
05/11/1993
5177612Signal switching output device
The signal switching ouput device comprises an attenuator which attenuates a brightness of an input image signal, a first switching means which alternatively outputs an output from said attenuator or said input image signal, delay circuits which delay a c...
01/05/1993
5103488Method of and device for moving image contour recognition
The recognition method is applied to visual telephony image coding. Matrices of digital samples relevant to the individual frames of the video transmission are submitted to a first processing whereby the foreground region containing the figure is identifi...
04/07/1992
5101440Picture processing apparatus
A picture processing apparatus in which edges of an input picture are detected by an edge detecting circuit to form edge detection data, which then are transformed so that a histogram of the edge detection data becomes substantially flat, and in which a s...
03/31/1992
5097327Apparatus for detecting a moving object in a motion picture sequence
An apparatus for to extracting a video signal corresponding to a moving object in a video signal representing moving and stationary object comprises means for detecting a contour in the video signal and storing the contour data of successive frame in two ...
03/17/1992
5091967Method of extracting contour of a subject image from an original
An image window (N) is intermittently moved along the contour (CT) of a subject image (I). At a respective paused position of the image window, a spacial differential of the density level is calculated for each pixel in the image window. A differential hi...
02/25/1992
5083200Method for identifying objects in motion, in particular vehicles, and systems for its implementation
A method for identifying an object in motion, in particular a vehicle, includes several steps whenever the object is moving inside a predetermined identification zone following a predetermined movement axis. The steps are periodically acquiring images of ...
01/21/1992
5070405Electronic still camera with multi-area light metering and gray scale modification
An electronic still camera for recording stationary images comprises a light metering device for light-metering a plurality of portions of an object to be photographed and outputting a pluraltiy of signals corresponding to the quantities of light of the p...
12/03/1991
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