Matches 1 - 49 out of 49


Match Document Document Title
8086556 Geocoding method using multidimensional vector spaces  
A process for evaluating and geocoding of GIS data elements utilizes a plurality of “locate” tests and a weighting scheme to express the match results as a multidimensional vector. Multiple inp...
6968484 Method for parametrizing an integrated circuit and an integrated circuit therefor  
A method is described for parametrizing an integrated circuit by applying a digital start command signal followed by a parametrization data signal to the supply voltage terminal and/or the output...
5986963 Write control driver circuit  
A write control driver circuit writes a data in a high-speed semiconductor chip by obtaining an earlier enabling time of a write control signal. The circuit includes a first logic circuit unit that...
5164823 Imaging lidar system employing multipulse single and multiple gating for single and stacked frames  
An imaging lidar system is presented which employs a multipulse multiple gating system which is particularly well suited for underwater imaging. The imaging lidar system of this invention utilizes...
4497042 Magnetic bubble logic apparatus  
An apparatus for controllable propagation of magnetic domains, or bubbles, through an arrangement of closely spaced magnetic propagating elements arranged in an input stage, a strip-former stage,...
4346455 Crossover junction for magnetic bubble domain circuits  
A magnetic bubble domain circuit which permits the information in two separate propagation paths to crossover each other without deleterious effects. The crossover junction includes at least two...
4200924 Logical operation circuit using magnetic bubbles  
A logical operation circuit for performing a desired logical operation by transferring at least one magnetic bubble on a plurality of magnetic bubble transfer routes paths employing chevron...
4161032 Serial arithmetic functions with magnetic bubble logic elements  
Compact arrangements of two-input magnetic bubble logic gates providing bubble devices for performing serial integer arithmetic on binary integers are disclosed. Using only a small number of...
4141076 Associative bubble memory apparatus  
An associative bubble memory apparatus utilizing a plurality of registers therein to provide a high total memory capacity and to provide data retrieval or correlation based upon content rather than...
4117543 Magnetic bubble logic family  
A set of three input, three output bubble logic gates forms all of the possible distinct output functions for conservative three variable gates. The magnetic interaction between single wall domains...
4085452 Magnetic domain memory employing all-bubble logic elements  
A magnetic domain memory including bubble operated access elements for non-destructively reading the memory, for erasing bubbles from the memory and for writing new data into the memory. The access...
4011461 Pipelined universal bubble logic array  
A bubble logic array with n data inputs for performing any Boolean (or switching) logic function. Each of the data inputs comprises binary information in the form of the presence or absence of...
4003037 Magnetic bubble domain processing apparatus and method  
Bubble domain logic apparatus and a method of processing data in the form of a stream of magnetic bubble domains which represent data by their coding (such as presence and absence of bubble...
3986016 Single chip magnetic bubble processor  
A magnetic bubble processor comprising components for causing the movement of magnetic bubbles and a single chip having a layer of magnetic material in which magnetic bubbles can be moved. The chip...
3983383 Programmable arithmetic and logic bubble arrangement  
A programmable bubble material arrangement employing a plurality of logic components for performing eight different possible logic and arithmetic operations on two applied serial digital data...
3974487 Magnetic bubble transmission system  
A magnetic bubble transmission system in which a magnetic bubble is retained in a magnetic thin plate under an appropriate bias magnetic field applied to said magnetic thin plate in a direction...
3973248 Non-conservative bubble logic circuits  
Magnetic bubble logic circuits performing the functions of various forms of flip-flops and decoders are presented. Set-reset and trigger flip-flops are constructed from specialized 3--3...
3971037 Magnetic bubble shift register  
A digital data storage element using magnetic bubbles, or small cylindrical magnetic domains formed in a thin film of magnetic material, in which binary information is stored by providing two...
3971005 Dual access magnetic domain memory  
A magnetic domain memory system includes a domain propagation track, having a plurality of minor loops of equal domain capacity, first and second major loops of equal domain capacity and first and...
3940631 Magnetic bubble logic gates  
Three magnetic bubble logic gates are disclosed in this application. One gate produces the AND and NAND logic functions, one gate produces the OR and NOR logic functions, and the third gate...
3921157 Nonuniform spacing layer for magnetic bubble circuits  
In a bubble chip, increased spacing between a circuit overlay and a sheet of magnetic bubble material is provided at selected locations for particular circuit elements from which bubbles are to be...
3919701 Symmetric switching functions using magnetic bubble domains  
A symmetric switching device which can be personalized to do any mathematical operation relying upon the mounting of the number of bubble domains present. This can be used as a universal logic...
3909622 Magnetic bubble two-rail logic gates  
Two-rail logic gates realizing AND-NAND and OR-NOR logic functions of two input variables are provided by four closely spaced bubble channels representing the variables and their complements linked...
3899781 Magnetic bubble transmission system using a rotating magnetic field  
A magnetic bubble transmission system, in which a magnetic bubble produced in a magnetic thin plate under application thereto of a bias magnetic field is transmitted by the application of rotating...
3891978 Magnetic domain propagating circuit  
A novel ferromagnetic piece is provided for magnetic domain circuits. Each piece is capable of retaining a domain at a specific point therein even in the absence of an in-plane magnetic field....
3890605 MAGNETIC DOMAIN SYSTEMS USING DOMAINS HAVING DIFFERENT PROPERTIES  
A magnetic domain system utilizing domains having different wall magnetization properties. In particular, domains are herein characterized in accordance with their direction of motion in a gradient...
3885233 Bubble detection systems and multipliers used therein  
In a bubble detection system, the reliability of the bubble detection is improved by multiplying each data bubble to be readout into a multiplicity of simultaneous bubbles which are detected by a...
3863234 FAST BUBBLE LOGIC GATES  
A pair of spaced linear magnetic boundaries form an instantaneous transmission channel or bubble wire in which a string of bubbles is normally constrained such that a magnetic impulse at one end of...
3820091 MAGNETIC DOMAIN SPLITTER  
A pattern of ferromagnetic films is provided on each side of a thin film capable of supporting cylindrical magnetic domains. A rotating magnetic field in the plane of said thin film provides...
3813661 SINGLE WALL DOMAIN LOGIC ARRANGEMENT  
Single wall domain logic is achieved based on bubble-bubble interaction with good operating margins by expanding interacting domains to a known size as the interaction occurs.
3806901 RAPID ACCESS CYLINDRICAL MAGNETIC DOMAIN MEMORY  
A cylindrical magnetic domain memory is described using a plurality of main storage domain circulating loops around an auxiliary loop. A single cylindrical domain detector operatively oriented at...
3789373 MAGNETIC, SINGLE WALL DOMAIN, OR LOGIC USING CHEVRON DOMAIN PROPAGATING ELEMENTS  
Magnetic single wall domain expanders in adjacent domain propagation channels are edge-merged into a common detector stage so that a domain from any of the channels is electrically detectable at...
3786428 PATTERN CLASSIFICATION EQUIPMENT  
A pattern classification system responds to an n-dimensional binary pattern and classifies the pattern in accordance with previously stored weighting coefficients. The n-dimensional pattern is...
3780312 THRESHOLD LOGIC USING MAGNETIC BUBBLE DOMAINS  
A threshold logic device is provided using magnetic bubble domains. The presence and absence of bubble domains are the logic inputs to the device and the logic gate itself is comprised of a...
3778789 HIGH-SPEED TRANSMISSION SYSTEM FOR MAGNETIC BUBBLES  
A transmission system for magnetic bubbles in a magnetic plate by use of a number of hold sections closely disposed on the magnetic plate, in which the hold sections are drive sections excited by...
3772661 CONTROL SYSTEM FOR MAGNETIC BUBBLES  
A system for controlling magnetic bubbles in a thin magnetic plate comprises a plurality of drive loops disposed in close relationship to the magnetic plate and driven by polyphase drive currents...
3770978 MAGNETIC BUBBLE DOMAIN SWITCHING DEVICE  
A switching device for magnetic bubble domains which can be used to carry out three functions:-- AND, duplication and inversion. The device is defined by a magnetizable overlay pattern in which...
3761886 CONTENT ADDRESSABLE DISCRETE DOMAIN MASS MEMORY  
A magnetic bubble mass memory which combines a plurality of storage loops with bubble logic to provide direct interrogation and manipulation of the stored information, without the requirement for...
3753250 CYLINDRICAL MAGNETIC DOMAIN PROPAGATING CIRCUIT AND LOGIC CIRCUIT  
A cylindrical magnetic domain propagating and logic circuit capable of retaining and propagating domains in response to a rotating magnetic field, in which the propagating and logic circuit...
3735145 MAGNETIC BUBBLE DOMAIN SYSTEM  
A magnetic bubble domain system comprising one or more channels of magnetic bubble domain material on a supporting substrate is described. Any number of these individual magnetic bubble domain...
3731109 MAGNETIC DOMAIN LOGIC APPARATUS  
Magnetic domain logic cells for performing a wide variety of elementary logic operations are described. The cells are arranged so that any number can be compatibly interconnected to perform any...
3701125 SELF-CONTAINED MAGNETIC BUBBLE DOMAIN MEMORY CHIP  
A complete on-chip memory system for cylindrical bubble domains and a magnetic chip decoder for the system. Write and read decoding, memory storage, and sensing are provided on a single magnetic...
3689751 SINGLE WALL DOMAIN LOGIC ARRANGEMENT  
A serial full adder is defined by a magnetically soft overlay pattern in a slice of magnetic material in which single wall domains can be moved. The overlay defines a unique intersection between...
3678287 MAGNETIC DOMAIN LOGIC ARRANGEMENT  
An overlay of magnetically soft material juxtaposed with a slice of a magnetic material in which single wall domains can be moved is of a geometry to define an intersection between two input and...
3676871 DOMAIN LOGIC ARRANGEMENT  
A single wall domain logic arrangement is defined by a serpentine propagation conductor in a layer of material in which single wall domains can be moved. The conductor, when energized, provides a...
3651496 MAGNETIC DOMAIN MULTIPLE INPUT AND CIRCUIT  
A single wall domain, multiple-input, logical AND circuit is defined by an arrangement of magnetically soft overlay elements adjacent a sheet of material in which the domains can be moved. A...
3543255 SINGLE WALL DOMAIN APPARATUS HAVING INTERSECTING PROPAGATION CHANNELS  
3541522 MAGNETIC LOGIC ARRANGEMENT  
3821725 MAGNETIC DOMAIN CIRCUIT ARRANGEMENT  
Matches 1 - 49 out of 49