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5519820 Waveform display apparatus for easily realizing high-definition waveform observation  
A measurement unit U100 measures an input signal to be measured by sweeping frequencies in a measurement range having a predetermined frequency band so as to obtain waveform data to be developed on...
5511155 Method and device for synthesizing all-objects-in-focus images  
A method and apparatus for forming a synthesized optical image with all of the desired objects in focus. A prescribed number of optical images of the same scene are provided by recording an optical...
5506947 Curve and surface smoothing without shrinkage  
The present invention smooths piece-wise linear shapes by defining neighborhoods of vertices around vertices of the shape. One or more vectors is defined between the vertex and each of its...
5502793 Resolution enhancement system for binary images  
An image processing system for providing edge enhancement of low resolution binary image files processes the low resolution bitmap data in sections or windows to determine whether an edge...
5500924 Method for vector plotting a bitmap with a reduced number of lines  
From a matrix of elements representing an image, coordinates of each end of lines in a parallel array are generated. The lines in the array join adjacent elements in the same binary state. The...
5499194 Method for scanning the surface of an object  
A workpiece surface 30 is digitized by scanning it with the stylus 8 of a scanning probe 5. Digitized coordinate data for many points P1-P6 on the workpiece surface are subjected to a filtering...
5480240 Print quality enhancement method and apparatus  
A print quality enhancement arrangement for a dot matrix printer such as a thermal ink jet printer. The arrangement includes a buffer for receiving 300 dots per inch (dpi) resolution data in the...
5471572 System and method for adding detail to texture imagery in computer generated interactive graphics  
An apparatus and method for interactively magnifying a base texture to generate a generally unblurred magnified image of the base texture is disclosed. The present invention includes a base texture...
5471563 System and method for automatic resolution reduction  
A resource oriented host computer-printer system in which the host computer and printer share information and data processing duties. A system and method for analyzing the execution times for draw...
5461655 Method and apparatus for noise reduction  
A noise reducing method and associated apparatus for use in a medical radiographic imaging system wherein an image represented by an array of pixels is processed and the processed image is recorded...
5455681 Low resolution grey level printing method from high resolution binary input file  
An electronic printing apparatus and method transforms a high resolution binary data file to a lower resolution grey level file for printing by a lower resolution printer. Recording is made upon an...
5448686 Multi-resolution graphic representation employing at least one simplified model for interactive visualization applications  
A method for execution by a data processor that prepares an object for display. The method includes a step of processing a first model of the object so as to produce a simplified model thereof, the...
5446804 Magnifying digital image using edge mapping  
A method of magnifying a digital image based on an edge map. The image has many original pixels, with each pixel having a level, and the locations of the pixels having a resolution. The method to...
5442734 Image processing unit and method for executing image processing of a virtual environment  
An image processing unit generates a virtual environment or an artificial reality by displaying a necessary image in accordance with movement of a view direction of a person on a head mounted...
5442735 Method and apparatus for interactively manipulating models  
A method and a data processing system including a display device, an entry apparatus for enabling a user to enter data representing lines or surfaces of a model, such model data being stored in a...
5438654 System and method for sharpening texture imagery in computer generated interactive graphics  
A system and method of interactively magnifying a first texture to generate a generally unblurred high resolution display image at a particular level of detail are disclosed. The method of the...
5426723 System and method for scaling graphic images  
A method and system to scale a graphics image from one graphics display resolution to a different graphics display resolution without the need for creating an entire new set of graphics commands....
5426785 Comparator stack architecture for order statistic filtering of digital imagery  
This is a circuit design for determining the order statistics of an arbitrary (length and value) string of numbers as the string is acquired. The circuit is intended for use with a system covered...
5420969 Apparatus using mean value image smoothing for a two-dimensional image signal  
An image smoothing apparatus includes an image data providing device, an input buffer, a memory control unit, a horizontal mean value computing device, an intermediate stage memory device, a...
5420970 Method for determining computer image generation display pixels occupied by a circular feature  
A method for determining whether a particular cell of an array of display cells, either of full pixels or subpixel portions, is interior or exterior to a circular feature of non-zero radius, uses a...
5404427 Video signal processing with added probabilistic dither  
A system in which a characteristic of individual picture points is provided to an accuracy of m binary bits but conveyed by n bits, where n is less than m. The value of a lower order bit of the n...
5398297 Improved color rendering method for intensity-variable printing based upon a dithering table  
A system and method of printing an image on a substrate based on an input of detailed image intensity information for each of discrete pixel areas of the substrate, includes or performs steps of...
5396584 Multi-bit image edge enhancement method and apparatus  
Multi-bit image edge enhancement method and apparatus wherein a group of gradient mask matrices are applied to a "current matrix", wherein a TBAP (To Be Adjusted Pixel) is surrounded by neighboring...
5394485 Method and apparatus for smoothed scaling of facsimile images  
Facsimile image-scaling and -smoothing method and apparatus are described. They scale a received facsimile image along a given axis to increase the printed image resolution therealong, while...
5394516 Generating an image  
An image of objects in a three dimensional space is generated for display on a two dimensional regular pixel array by offset and span generations (OFGN, SPGN) for anti-alias filtering which causes...
5384908 Avoiding oscillation in interactive animation  
Interactive animation is performed in cycles, between which detail control data is communicated so that oscillation of detail can be avoided by maintaining detail. A cycle obtains data indicating...
5379371 Displaying method and apparatus for three-dimensional computer graphics  
A display apparatus and a modelling method for computer graphics includes a first memory for storing a first three-dimensional model, a detailed model, of a body represented by at least one of...
5375196 Rapid line drawing in computer graphics employing floating-point arithmetic  
Three terms (X,Y,"Error") are combined in a single floating-point number in an advanced microprocessor to compute pixel addresses. The floating-point number is reconverted to integer form in...
5367615 Spatial augmentation of vertices and continuous level of detail transition for smoothly varying terrain polygon density  
In a computer image generation system, the number of vertices which define each of a plurality of terrain-defining polygons is augmented in real time for providing finer detail and for effecting...
5345542 Proportional replication mapping system  
A high speed data display routine used in imaging of displays of geographic or other detail depicting, for example, the depth of an ocean, acoustic prediction plots, photographs and logos. The...
5341466 Fractal computer user centerface with zooming capability  
A computer user interface that represents information stored in a computer as reprentation objects located on at least one reference surface is disclosed. A user can magnify or reduce the displayed...
5327509 Compressed image system for texture patterns  
The disclosure describes the use of an image generator connected to receive at least two, and preferably three, base colors that have been previously compressed using two blend factors to...
5317679 Digital image processor including correction for undesirable edge emphasis in outline-demarcated fonts  
A digital image processor generates a digital signal responsive to an image signal representing a predetermined font demarcated by an outline, by which digital signal a digital image corresponding...
5315693 Method and system for integrating in a single image, character and graphical information by employing data of different pixel resolution  
An integrated image recorder (100) receives first pictorial image data from an input scanner (300) and stores the same in an image disk (150). The pixels of the picture are skipped at a...
5307452 Method and apparatus for creating, manipulating and displaying images  
A method and apparatus for creating, manipulating and displaying images. This invention permits a user to manipulate a high resolution source image through interaction with a lower resolution...
5301264 Figure encoder  
A figure encoder is disclosed which is particularly suitable for closed figures and which requires considerably reduced amount of information to be supplied by an operator and which is capable of...
5301265 Apparatus for converting N picture elements to M picture elements  
In an initial set up sequence, N pels of an original image are stored in N memory positions of an input buffer. The N pels are converted to M pels, which are stored in M memory positions of an...
5299300 Interpolation processing of digital map imagery data  
Interpolation processing of digital map imagery data is carried out by prefetching full and half resolution data stored in half-resolution addresses of scene memory into a cache and accessing the...
5282266 Iconic method of showing progress toward an oscilloscope's target number of waveform averages  
A system that uses two character positions on a display area of an oscilloscope to indicate the progress being made toward achieving a target number of waveform acquisitions. The system displays...
5276786 Video graphics systems separately processing an area of the picture before blending the processed area into the original picture  
A video graphics system in which an effect can be produced in selected portions of a image held in a first store. Image data in the first store relating to a user defined area of interest in the...
5274751 System and method for printing graphic objects  
A system and method for converting coordinates on a computer graphics system so that objects drawn on a computer display screen will have the dimensions and location intended by the user when the...
5274794 Method and apparatus for transferring coordinate data between a host computer and display device  
The method and apparatus for efficiently storing or transmitting related sets of data such as X, Y coordinate data determines the resolution of a display device and the transmission limitations of...
5271095 Image processing apparatus for estimating halftone images from bilevel and pseudo halftone images  
An image processing apparatus for receiving digital image data including bilevel images such as character and line draw images and pseudo halftone images such as dither image and error diffusion...
5265198 Method and processor for drawing `polygon with edge`-type primitives in a computer graphics display system  
In a computer graphics display system, a method and processor are disclosed for drawing a `polygon with edge`-type primitive encountered in certain high level graphics interface programs. Both the...
5265176 Method and apparatus for mapping printer resolution using lock-up-tables  
A method is disclosed of mapping raster data input of a source data set to a destination data set, wherein the source and destination data sets have different resolutions. Initially, a resolution...
5260873 Medical image displaying apparatus  
A medical image displaying apparatus is provided with a display device, which reproduces a visible image from an image signal made up of a series of image signal components representing a medical...
5261050 Apparatus for processing a digital image for window width, level and curve shape  
Apparatus for processing a digital image from a medical diagnostic imaging device. The apparatus includes an image memory, a configurable window width/level or combined window width/level and curve...
5255365 Method and apparatus for compacting digital time series data for display on a digital oscilloscope  
The method and apparatus provide for data compaction of time series data for display on a digital oscilloscope when the resolution M of the display screen is much smaller than N, the number of data...
5255354 Comparison of image shapes based on near neighbor data  
Shapes are compared by obtaining a measure of dissimilarity based on near neighbor data. First, an image of one shape is analyzed to obtain, for each pixel position, a distance to the nearest pixel...
5247609 Line density control for plotters  
The conventional computer program in the microcontroller of an ink jet printer-plotter is modified so as to plot a line of constant average dot density along its length, regardless of the...