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JPS5293252A |
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JPS5290248A |
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JPS5287948A |
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JPS5229546Y2 |
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JPS5225217B2 |
1437981 Multipliers and dividers RICOH KK 1 May 1973 [1 May 1972] 20622/73 Heading G4G An arithmetic circuit comprises resistances connected in two parallel circuits each having a constant current source, the first circuit providing a so...
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JPS5223710B2 |
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JPS5221129B1 |
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JPS5221130B1 |
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JPS5220298B2 |
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JPS5268137U |
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JPS5258447A |
PURPOSE: To realize a three phase function generator without drift for phase, by memorizing the waveform of one-forth period of each phase of three phase function waveform.
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JPS5256886A |
PURPOSE: To increase the processing speed of an information converting apparatus which converts given input information to output information at a fixed ratio by using a simple multiplication or negative multiplication value circuit of a...
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JPS5214984B1 |
Computers for a mass flowmeter that produce a total pulse output directly proportional to total mass flow. Differential pressure (DP) unit and densitometer analog outputs are multiplied by passing a density current analog through the uni...
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JPS5213701B2 |
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JPS5238860A |
PURPOSE: To obtain the circuit such as frequency amplifier and ultra low frequency oscillation by constituting the integrating circuit with the circuit in which the integrating value of input pulse frequency is proportional to the freque...
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JPS5234659A |
PURPOSE: Conversion from a reciprocal of digital value to analog value.
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JPS526586B2 |
A system for converting a ratio of two input signals into a logarithmic value comprises the steps of charging a capacitor with an electronic charge which is proportional to said first input signal to be compared, discharging through a di...
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JPS525867B1 |
1,242,939. Measuring digitally. BAXTER LABORATORIES Inc. 28 Oct., 1969 [31 Oct., 1968], No. 52649/69. Heading G4H. [Also in Division H3] To measure digitally the difference between two analogue signals occurring sequentially the first is...
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JPS5212541A |
PURPOSE: An operation system for trigonometric function of analog coordinate conversions of multiplication, adding and polarity conversion, including digital calculation of input received in the form of digital volume which has been inpu...
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JPS529342A |
PURPOSE: A recurrent model is made by wide-area meteorology and air pollution density is forecast by calculating variations.
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JPS525436A |
PURPOSE: The electric system security maintenance speedily seeking or the short circuit power flowing on the line in the accident of the power system in consideration of the flux before the accident.
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JPS525438A |
PURPOSE: The accident occurrence time abnormal voltage on-line preventing control system to simplify the computation of the high speed abnormal countermeasure with the constitution of the hybrid computing system.
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JPS525440A |
PURPOSE: The transient stability computing system for the power system reasy to discriminate if it is stable or unstable against the high speed or high precision.
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JPS525439A |
PURPOSE: The high transient stability computation is done with the high speed circuit network compulation in the skiful use of the analigue computer and the digital computer.
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JPS525437A |
PURPOSE: The power system cascade trip causing the great interruption of the service preventing system to simplify the of the high speed overload preventing countermeasure with the constitution of the hybrid computing system.
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JPS51150962A |
PURPOSE: To obtain analog output apparatus with low price and arifting dissolved.
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JPS5148021B1 |
In an analog-hybrid computer, an automatic connection type switch matrix device is installed between the digital computer and the analog computer. The switch matrix device is operated to establish connections among analog operational dev...
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JPS5143742B2 |
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JPS5141501B2 |
A hybrid computer automatically connecting a plurality of computing elements, for example integrators of an analog computer by an instruction signal from a digital computer to perform a desired computation is equipped with an automatic c...
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JPS51122353A |
PURPOSE: The output value can be almost same value as the original right value possibly, moreover it is possible that the calculational speed can be speedy remarkably.
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JPS51122346A |
PURPOSE: To generate optional functions by changing the value of the potentiometer and the cycle of the variable frequency pulse.
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JPS5135105B1 |
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JPS51109749A |
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JPS5131357B1 |
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JPS5197351A |
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JPS5125552B1 |
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JPS5183438A |
An acoustic residue algebra decoder having a plurality of acoustic channels with each channel having an input transducer and an output transducer. The number of acoustic channels is equal to the number of residue bases used in the decode...
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JPS5183240U |
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JPS5173351A |
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JPS5118140B1 |
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JPS5164983A |
For determining the standard visual range by determining the relation between a measured signal and a reference signal, the two signals are processed purely electronically by amplifying one of the signals in an amplifier having a digital...
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JPS5162633A |
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JPS5156155A |
A programmable analog transversal filter is disclosed for processing analog signals and comprising a charge-coupled device (CCD) for receiving a series of discrete analog signals to be delayed by increasing periods and applied to the out...
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JPS5156156A |
A stabilized charge injector for charge coupled devices (CCD) includes a diffusion and two or more gate structures in a CCD channel wherein the diffusion alternately acts as a source and drain of the minority-type signal carriers. D.C. s...
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JPS5153427A |
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JPS5114232B1 |
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JPS5112227B1 |
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JPS518707B1 |
A multiplier circuit, having a relatively constant input impedance, capable of multiplying a positive or a negative input signal by a gain which is variable from a positive to a negative value by varying one control impedance. The input ...
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JPS5124853A |
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JPS513622B1 |
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