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JPS6132685B2 |
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JPS61164338A |
PURPOSE: To attain various functions such as addition, subtraction, compensation or coincidence detection in addition to D/A conversion by constituting parallel resistors of a ladder type resistance circuit of plural pcs., and applying d...
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JPS6131504B2 |
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JPS6131505B2 |
PURPOSE:To realize a parallel process for a number of operations and to increase the speed of operation, by using an optical signal as well as the space distribution of the light. CONSTITUTION:An LED array 1 is formed with (n) units of L...
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JPS6122835B2 |
Circuitry and method for adding, subtracting, multiplying and/or dividing a plurality of multi-bit, arbitrarily signed, changeable, coded digital input signals representing numerical values to convert said signals into a single analog ou...
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JPS6120029B2 |
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JPS6174148U |
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JPS6116661U |
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JPS612884B2 |
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JPS6054706B2 |
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JPS6049353B2 |
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JPS6047675B2 |
A system is provided in which an analog storage device stores, delays, and/or changes the time scale of an input analog waveform. The system provides an output which is corrected for the gain and offset of the analog storage device by ex...
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JPS6045463B2 |
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JPS6045462B2 |
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JPS6045461B2 |
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JPS60197004A |
PURPOSE: To output a waveform of an optional frequency by an optional magnification and an optional number of cycles, by using a CPU for storing a waveform data, an output frequency, an output magnification ata, etc. CONSTITUTION: An out...
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JPS60195679A |
PURPOSE: To make multiplication of four quadrants by using a DA converter of two quadrants, by subtracting the multiplied output of the 2nd DA converter from the multiplied output of the 1st DA converter and further subtracting the 1/2 o...
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JPS60193082A |
PURPOSE: To produce at low cost and to attain one chip formation at a high speed with high accuracy by making a conversion function in a D/A convertor equivalent to that in an A/D convertor and correcting conversion errors which are gene...
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JPS6042559B2 |
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JPS6030131B2 |
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JPS60132275A |
PURPOSE: To improve an S/N and an accuracy of a division output by constituting so that the gain of the other lock-in amplifier is not varied, even if the gain of one lock-in amplifier is varied, due to a fact that one input of the lock-...
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JPS6027408B2 |
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JPS60111120A |
A programmable signal generator which utilizes an eight bit microprocessor to generate a sixteen bit signal. Information is passed from an eight bit processor having a sixteen bit address register into one or more latches to produce a si...
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JPS6024991B2 |
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JPS6023439B2 |
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JPS6065382A |
PURPOSE: To obtain a ratio operator having high stability with a simple circuit by supplying an analog signal V1 and an analog signal V2 to an analog input terminal and a reference voltage terminal of a D/A converting circuit respectivel...
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JPS6051314A |
The object of the present invention is to provide an improved convolution processor that requires no multiplication operations and can easily be implemented digitally.The convolution processor comprises a first delta analog to digital co...
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JPS60500275A |
System for analyzing a signal waveform includes a periodicity analyzer for detecting the time of occurrence of individual repetitions of a predetermined type within a periodic event in the signal waveform. The periodicity analyzer can pr...
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JPS6010179A |
PURPOSE: To enable an arithmetic mean processing with a high resolution without increasing the A/D conversion time by determining an arithmetic mean of outputs of A/D converters arranged in parallel adjoining in the dynamic range. CONSTI...
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JPS59226818A |
PURPOSE: To attain high-precision linearization by storing an ROM with the amount of correction required for the linearization as a digital signal in advance, and reading it through a digital circuit and converting the read digital corre...
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JPS5949606B2 |
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JPS59212979A |
PURPOSE: To regenerate a fluid phenomenon by having correspondence between pressure and a voltage, a flow rate and a current and the loading capacity of a tank and charge quantity respectively. CONSTITUTION: The correspondence is obtaine...
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JPS5940662Y2 |
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JPS59192295A |
This invention provides a uniquely designed switched capacitor multiplier/adder (129) which also functions as a digital-to-analog converter in a single subcircuit. The multiplier/adder, in a single operation, multiplies an analog voltage...
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JPS5942903B2 |
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JPS59174907A |
PURPOSE:To simplify the constitution of an auxiliary arithmetic device by selecting modularized storage means corresponding to various kinds of calculation so that one kind of hardware can adapt itself to various kinds of software and va...
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JPS5938614B2 |
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JPS5926970B2 |
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JPS5996636U |
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JPS5996635U |
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JPS5921072B2 |
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JPS5977706A |
An electrical circuit and method for multiplying an analog input signal by a sinusoidal function having an instantaneous phase specified by a number signaled in binary format. As a sine wave generator, the binary number is supplied by a ...
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JPS5957375A |
A combination of a programmable logic controller with analog circuitry. The analog circuitry includes a summation point to which several items are coupled. Analog inputs are selectively coupled to the summation point through analog switc...
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JPS5911151B2 |
A digital logarithmic function generator comprising a converter circuit for producing an output signal which is proportional to the number of input signals, a setting circuit the content n of which is changed each time the output voltage...
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JPS596395B2 |
A B R I D G M E N T A circuit for digitising data represented by a variable electric current includes a capacitor to which a variable direct current is applied, and a reference stage defining two voltage levels and producing a control si...
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JPS5921124A |
PURPOSE: To reduce the noise modulation as well as the increase of noises and distortions due to the compression/expansion of amplitude, by providing the amplitude dependence characteristics to the input/output characteristics of a signa...
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JPS594797B2 |
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JPS5919428A |
PURPOSE: To reduce noise modulation and to decrease the increase in noise and in distortion produced as the amplitude is compressed and expanded, by providing a frequency dependancy to an output of the 2nd D/A converting circuit and givi...
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JPS594048B2 |
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JPS5856137B2 |
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