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7589729 Image synthesis by rank-1 lattices  
Systems and techniques are described in which rank-1 lattices are used in computerized image processing, in particular in the context of image synthesis. These include systems and techniques for...
7552155 Apparatus and method to find the maximum or minimum of a set of numbers  
An apparatus for determining a best number, representing a maximum or minimum of a set of numbers, includes a first comparator 3 having a latency of at least one clock cycle to compare a current...
7500089 SIMD processor with exchange sort instruction operating or plural data elements simultaneously  
An SIMD type microprocessor having a plurality of processor elements, wherein data stored in a specific register included in each processor element and data stored in an operand-designated source...
7454451 Method for finding local extrema of a set of values for a parallel processing element  
A method for finding a local extrema for a single processing element having a set of values associated therewith includes separating the set of values into an odd set of values and an even set of...
7447720 Method for finding global extrema of a set of bytes distributed across an array of parallel processing elements  
A method for finding an extrema for an n-dimensional array having a plurality of processing elements, the method includes determining within each of the processing elements a dimensional extrema...
7420557 Vertex processing when w=0  
Vertices defining a graphics primitive may be processed in homogeneous space and projected into normalized device coordinate space by dividing each coordinate of a vertex by w. When the w...
7328227 Low power vector summation apparatus  
An low power vector summation apparatus is provided for using 2's complement arithmetic without the high switching activity of the prior art. In particular, the invention operates to exploit the...
7233964 Method and system for compositing three-dimensional graphics images using associative decision mechanism  
A method and system for compositing a plurality of three-dimensional Sub-Images by examining the Depth values of the Pixels corresponding to same spatial location in each Sub-Image and compositing...
7228324 Circuit for selectively providing maximum or minimum of a pair of floating point operands  
A floating point max/min circuit for determining the maximum or minimum of two floating point operands includes a first analysis circuit configured to determine a format of a first floating point...
7206920 Min/max value validation by repeated parallel comparison of the value with multiple elements of a set of data elements  
A method of locating a target value includes loading the target value into elements of a first register. The first register includes N elements (N>0). The method also includes indicating in...
7197486 Optimization method with constraints and apparatus therefor  
In a method for determining a minimum value of an optimization function under constraints given by equations, a set of points which satisfy the constraints is regarded as a Riemannian manifold...
7158891 Method and system to build optimal models of 3-dimensional molecular structures  
The present invention relates to a method to build 3-dimensional models of molecular structures corresponding to the lowest value of the potential energy function from knowledge of their chemical...
7096132 Procedure for estimating a parameter of a local maxima or minima of a function  
A method of and system for estimating a parameter of a local maxima or minima of a function. An interpolated local maxima or minima is determined. An interpolation offset is then derived,...
7072922 Integrated circuit and process for identifying minimum or maximum input value among plural inputs  
Apparatus and process identifies a maximum or minimum value among a plurality of binary values on a plurality of a-bit wide wires in an integrated circuit module. An N-bit vector K is calculated...
6993541 Fast hadamard peak detector  
A method and apparatus for performing a radix-4 fast Hadamard transform (FHT) with reduced complexity and for directly determining the maximum output of a fast Hadamard transform using either a...
6948056 Maintaining even and odd array pointers to extreme values by searching and comparing multiple elements concurrently where a pointer is adjusted after processing to account for a number of pipeline stages  
In one embodiment, a programmable processor searches an array of N data elements in response to N/M machine instructions, where the processor has a pipeline configured to process M data elements in...
6931424 Storage efficient minimization logic  
A system is provided for finding the result of a binary operation performed on an array of values, along with its address, in a storage-efficient manner. The system is based on a binary tree...
6931513 Data converter with statistical domain output  
An integrated circuit having statistical processing capability. The integrated circuit has an input for receiving input data in a first data domain. A data converter is provided for converting...
6868430 Arithmetic unit for correcting detection output in which corrected operation output is sensitive to mechanical factors  
An arithmetic unit for correcting a detection output of a detector for a mechanical error of the detector in accordance with a predetermined input/output characteristic (straight line) is provided....
6848074 Method and apparatus for implementing a single cycle operation in a data processing system  
An improved method and apparatus for performing single-cycle operations (such as Viterbi decode) in digital processors is disclosed. In one aspect, the invention comprises methods for storing...
6842764 Minimum and maximum operations to facilitate interval multiplication and/or interval division  
One embodiment of the present invention provides a system for performing a minimum/maximum computation for an interval operation. The system operates by receiving at least four floating-point...
6804693 Method for reducing skew in a real-time centroid calculation  
A method and corresponding apparatus for determining the centroid (V c ) of a waveform signal being sampled at a set of parameter values (V i , i=1, . . . , n) yielding a corresponding set of...
6769005 Method and apparatus for priority resolution  
A method and apparatus for resolving priority among a plurality of data values. The priority resolution method of the invention analyzes the data values one bit at a time, starting from the most...
6751638 Min and max operations for multiplication and/or division under the simple interval system  
One embodiment of the present invention provides a system for performing a minimum computation for an interval multiplication operation. This system receives four floating-point numbers, including...
6748405 Method and circuits for performing the quick search of the minimum/maximum value among a set of numbers  
In the search of the minimum value among a set of p Numbers coded on q bits, each Number is split into K sub-values coded on n bits (q>=K×n). Parameter K thus assigns a rank to each sub-value...
6718357 Microcomputer including an upper and lower clip circuit  
A microcomputer is provided with an upper clip circuit for comparing digital values output from an analog-to-digital (AD) converting circuit 1 with a high level reference value A, and replacing a...
6606047 Methods and apparatus for estimating clipped samples during analog to digital conversion  
A circuit, for digitizing an analogue signal includes an analogue to digital converter, a clip processor adapted to estimate a value for clipped digital signal samples, and a buffer adapted to...
6539408 Preconditioning of source data for packed min/max instructions  
Source data can be preconditioned to perform a packed min/max operation. A first selector can be coupled to a first invertor and a first input. A second selector can be coupled to a second invertor...
6529923 Method for improving the accuracy in the determination of a waveform center of a waveform signal  
Prior to performing a centroid calculation on a waveform signal that is discretely sampled at a limited number of sample points, the last sample point (V N , A N ) is eliminated if the magnitude of...
6490375 Methods for finding peaks in a characteristic surface of an image  
An efficient and reliable method that identifies possible reference sites in an image is disclosed. The method emphasizes customizing the identification of reference sites for each application by...
6470440 Vector compare and maximum/minimum generation apparatus and method therefor  
An apparatus for compare and maximum/minimum and a method therefor are implemented. Selection circuitry selects a data value signal for outputting between an a pair of vector operands and...
6463450 Method and apparatus for the location of the peak of a function using a filter bank  
A method and apparatus for determining the location of the peak of a signal using an adaptive filter bank. The method includes the steps of providing a set of calculated output points for the...
6446101 Apparatus for fast determination of a prescribable number of highest value signals  
An apparatus for a fast determination of a prescribable number of highest value input signals from a number of input signals each comprising an input word having a number of recoders, each one of...
6411975 Digital processing  
In digital processing, a method and circuit for implementing at least one of a maximum and a minimum instruction between a source operand and a destination operand in which an arithmetic operation...
6347324 Ordering devices  
An ordering device which enables off-loading of ordering tasks from a processor in a system. The ordering device includes an array of logic cells arranged as a set of rows. Each row is capable of...
6341296 Method and apparatus for efficient selection of a boundary value  
In accordance with the present invention, a logic circuit identifies the maximum or minimum boundary values from a group of values and also designates the input value(s) which match the boundary...
6243663 Method for simulating discontinuous physical systems  
The mathematical foundations of conventional numerical simulation of physical systems provide no consistent description of the behavior of such systems when subjected to discontinuous physical...
6115725 Semiconductor arithmetic apparatus  
The real time compression of moving images employing vector quantization is realized using simple hardware and with an optimal compression ratio with respect to the communication line capacity...
6081820 Method and apparatus for filtering a signal using a window value  
An apparatus and method for filtering and stabilizing a signal by using a window value is provided. The signal is sampled and each sample of the signal is input to the method or apparatus and...
5997171 Method and system for digital data storage, abstraction and compression to preserve the most useful characteristics of the data  
Data is digitally sampled at intervals, and these samples are stored for a fixed period. During this period the samples are also processed to select certain characteristics, such as maximum,...
5991785 Determining an extremum value and its index in an array using a dual-accumulation processor  
A data processor determines an overall extremum value of an input set of array data, with the input set of array data partitionable into a first set of array data and a second set of array data....
5894426 Maximum/minimum value determination apparatus  
A maximum/minimum value determination apparatus for determining a maximum/minimum value between two digital signals includes two conversion modules each of which receives a first digital signal and...
5890105 Low bit rate coding system for high speed compression of speech data  
A data array forming circuit replaces part of software operation in a low bit rate coding system. The circuit includes a memory storing plural kinds of basic data groups, and an address generating...
5867408 Process and device with digital signal processor for the implementation of a viterbi algorithm  
This devise comprising a digital signal processor (1) proper, a ROM program memory (2) and a RAM data memory (3) which are connected respectively to the processor, is characterized in that...
5841679 Vector computation device and vector computation method  
A method of determining which search target vector from a plurality of search target vectors is closest to an input vector. A device to perform the method is also disclosed. Rather then perform a...
5787005 Method and apparatus for signal threshold adjustment that compensates for signal asymmetry  
A method and apparatus for signal threshold adjustment that compensates for signal asymmetry which utilizes an algorithm to detect each side of an asymmetric signal independently to ensure that the...
5752072 Sorting scheme without compare and branch instructions  
A sorting scheme which does not require any compare or branch instructions is particularly useful for computers with multiple parallel functional units. Sorting two numbers or binary strings is...
5748672 System for measuring jitter in a non-binary digital signal  
To measure various frequency components of the jitter of the deviation of the transition times in a signal on a signal line (44) from nominal bit times, a sampler (40) samples the signal at a rate...
5737251 Rank order filter  
A rank order filter is disclosed in which the maximum value, the minimum value and the median value are determined in a 3×3 local area having three sample values in each of column and row. The...
5726923 Minimum/maximum data detector  
A minimum/maximum data detector for rapidly detecting the minimum or the maximum data from a plurality of numeric data. In FIG. 1 , one of consecutive numeric data stored in memory 1 is read out by...
Matches 1 - 50 out of 92 1 2 >