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JPH0711652B2 |
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JPH0711651B2 |
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JPH0711653B2 |
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JPH079560B2 |
Optical spatial phase modulation is achieved by positioning a liquid crystal layer in the path of a light beam to be modulated and controlling the spatial distribution of refractive index of the liquid crystal layer by controlling the sp...
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JPH077315B2 |
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JPH077178A |
PURPOSE: To provide alignment gain in input optical signals with an improved optical information throughput by electrically connecting serially respective quantum-well diodes to a power source, so as to accurately conduct the same amount...
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JPH06342134A |
PURPOSE: To provide a device improved for the Fourier analysis of an incoherent structure band for information allowed to be optically displayed to discriminate an object by a more quick, sure and simple means. CONSTITUTION: In the Fouri...
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JPH06100941B2 |
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JPH06100942B2 |
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JPH06332021A |
PURPOSE: To compactly constitute the optical information processing system which uses light as a medium carrying information. CONSTITUTION: Plural optical correlation arithmetic means 3 which detect only light patterns in a prescribed ra...
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JPH0697312B2 |
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JPH06327666A |
PURPOSE: To realize a computer tomography apparatus structure by which the display of F ourier reconfiguration of computer tomograpy image in any optional areas of an inspected object can be performed. CONSTITUTION: A computer tomography...
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JPH06318121A |
PURPOSE: To facilitate connections of electric conductors and perform parallel processing with high efficiency even when the total number of arithmetic circuits and the number of the dimensions increase by using an optical system for mut...
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JPH06295351A |
PURPOSE: To attain both of positive and negative optically lateral mutual connection without requiring high tolerance by bidirectionally and optically connecting subunits in a network structure layer and executing the broadcast communica...
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JPH06282343A |
PURPOSE: To provide a light deflection switching arithmetic circuit for switching a transmission line by means of light deflection and a grating type light transmitting arithmetic unit using the circuit. CONSTITUTION: The deflecting face...
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JPH0679347B2 |
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JPH0675248B2 |
PURPOSE:To use the entire surface of an optical signal multiplier as a photoelectric conversion part by forming a photoelectric conversion part into the highest layer and then forming the 1st and 2nd memory transistors into a layer under...
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JPH06259158A |
PURPOSE: To increase the processing speed for transfer of data in particular among those processing jobs for calculation, recording/reproducing, transfer, etc., of data. CONSTITUTION: The 1st and 2nd optical memories 11 and 12 having the...
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JPH06259157A |
PURPOSE: To provide a compact learning system which can learn many different self-organization patterns at a high processing speed. CONSTITUTION: An optical system consists of the optical modulation elements 2A, 2B and 2C which store the...
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JPH06259156A |
PURPOSE: To provide a compact learning system which can learn many different self-organization patterns at a high processing speed. CONSTITUTION: A learning system consists of the storage light valves 7A, 7B and 7C which store the input ...
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JPH06251176A |
PURPOSE: To provide an optical neural network adaptive for the making into high speed and a large scale. CONSTITUTION: An electrical/optical conversion part 31 which performs the electrical/optical conversion of an input signal 29, and a...
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JPH06243689A |
PURPOSE: To obtain a method by which an optical signal is recorded in a state of an optical signal and an optical signal having strong intensity is outputted, in an optical signal recording device being suitable to an optical computer. C...
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JPH0668713B2 |
Optical data processing systems are described for processing four NxN matrices A, B, C, D to calculate the expression CA-1B+D. Multi-cell spatial light modulators are employed in conjunction with control circuits to perform matrix invers...
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JPH0666731B2 |
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JPH06236222A |
PURPOSE: To provide the optical vector matrix processing element for miniaturizing a mask corresponding to a matrix in comparison with the product of the size of input/output vectors. CONSTITUTION: A two-dimensional optical input image c...
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JPH0664277B2 |
Combinatorial logic devices are presented in which data signals interact with an enable signal in the device to move the enable signal outside its prescribed time slot when one or both of the data signals are present. Data signals are di...
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JPH0664278B2 |
An optically bistable device, such as a symmetric self electro-optic effect device (S-SEED) (1,2), is forced into a metastable state prior to the incidence of an optical input signal thereto, thereby increasing the sensitivity of the opt...
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JPH06194709A |
PURPOSE: To make it possible to program and respond to the change of a reference picture in real time by obtaining a correlated picture from picture data expressing a first object and Fourier transformed picture data expressing a second ...
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JPH06181337A |
PURPOSE: To provide a semiconductor light emitting device which is able to execute a large matrix-vector product operation by a method wherein a light emitting element is enhanced in output uniformity when it is formed long and narrow, a...
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JPH06161338A |
PURPOSE: To provide a logic connection method by means of a hologram by increasing the storage capacity of the hologram. CONSTITUTION: The storage of the hologram in the form of spectral punching in a place where an electrostatic field e...
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JPH06161585A |
PURPOSE: To provide the optical arithmetic means which can provide the various kind of logical operations of analog values or multiple values with simple configuration. CONSTITUTION: Non-polarized incidental light is turned to the light ...
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JPH06161586A |
PURPOSE: To provide the optical neural processor which can detect the number of linked dots in a line drawing at high speed. CONSTITUTION: Plural variable threshold value feature detectors composed of optical devices provided with a pair...
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JPH06148710A |
PURPOSE: To provide the optical digital device which uses light as an information medium, facilitates cascade connection, makes high-speed computation, porsifle is simple in construction and can be easily produced to a larger scale and i...
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JPH06131070A |
PURPOSE: To miniaturize an information processing system by performing a processing for plural information light at high speed, in a photoelectric arithmetic element transducing an inputted optical signal into an electric signal, calcula...
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JPH06131485A |
PURPOSE: To make analog control possible over the weight coefficient of a synapsis equivalent part by continuously controlling storage by a light irradiating method with an applied voltage or element temperature by utilizing an optical i...
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JPH06130444A |
PURPOSE: To provide an optical computing element which modulates the input information light (light bearing information) and emits the resultant, with which a plurality of information lights are transmitted at one time to enable high spe...
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JPH06124355A |
PURPOSE: To obtain the secondary neural network system which is simple in optical constitution and does not shift in position by utilizing the spatial frequency arithmetic of a light signal. CONSTITUTION: Lights of difference spatial fre...
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JPH06102952A |
PURPOSE: To reproduce an image at high speed by transforming the image encoded by means of a reduced conversion group in parallel with an optical method. CONSTITUTION: For optically generating a graphic encoded by reduced affine transfor...
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JPH06102951A |
PURPOSE: To provide an optical arithmetic processing unit using active matrix liquid crystal display devices. CONSTITUTION: When input information is displayed in the liquid crystal display device 2, light by which the liquid crystal dis...
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JPH0696243A |
PURPOSE: To provide the optical system used for a second-order neural network for simplifying optical configuration and classifying a lot of categories, which can not be linearly separated, in the second-order neural network. CONSTITUTIO...
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JPH0695193A |
PURPOSE: To provide a light inputting/outputting bistable electro-optical element suitable for integration and parallel operation, etc., and easy to reduce power consumption. CONSTITUTION: This element is provided with two light inputs a...
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JPH0625836B2 |
Combinatorial (Boolean ) logical functions are provided in a programmable optical logic device by combining a symmetric self-electrooptic effect device (S-SEED) with a logic control element for optically programming the S-SEED to initiat...
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JPH0682865A |
PURPOSE: To provide the optical FFT circuit which can process an optical signal as it is and is suitable for a large-volume and long-distance optical communication. CONSTITUTION: This circuit has eight input optical waveguides 3 and outp...
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JPH0676092A |
PURPOSE: To provide an optical neural processor capable of performing picture processing such as the extraction of the features of lines and binary pictures or the like at a high speed. CONSTITUTION: Plural optical devices 10 provided wi...
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JPH0667120A |
PURPOSE: To obtain a small-sized inexpensive optical image processing device filtering a color gradation image with high resolution. CONSTITUTION: The optical image processing device 10 is provided with two pieces of lenses 16 and 20 hav...
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JPH0667241A |
PURPOSE: To easily obtain an integrated structure and to make light beams of respective elements of a matrix equal in intensity. CONSTITUTION: Four input parallel light beams 24 which are arrayed in an (x)-axial direction are each split ...
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JPH0659764A |
PURPOSE: To make it possible to be used widely, to be miniaturized to an integrated element and to perform a calculation in parallel. CONSTITUTION: A light emitting part 2, a liquid crystal space light modulation element part 3 and a lig...
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JPH0659303A |
PURPOSE: To apply the optical computer to complicated optical inter-connection which is rich in flexibility by setting boards, mounted with plural spatial optical modulators, opposite each other and interchanging light alternately betwee...
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JPH0659383A |
PURPOSE: To provide the optical memory which has large storage capacity and enables purely optical high-speed recording and reproduction of information on the phase and amplitude of a time-series light signal by a relatively easy method....
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JPH0614161B2 |
A programmable optical data processor is described as an apparatus for processing an optical data beam comprising a plurality of zero, one and two-dimensional modulators for spatially modulating the optical data beam, means for the lensl...
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