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JPH07264016A |
PURPOSE: To provide the phase synchronous oscillator arrangement which is improved in performance and made small-sized. CONSTITUTION: This arrangement consists of a variable frequency oscillator 11, a charge pump circuit 15 which charges...
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JPH0795329B2 |
The pulse shaper is used to form multi-level digital signals with stepped level transitions. This is achieved through charge redistribution between a plurality of connected recharging capacitors (C1 to C6 or C1' to C6') which form partia...
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JPH0787298B2 |
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JPH0787474B2 |
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JPH07245551A |
PURPOSE: To minimize a delay time of an output pulse and to prevent saturation of an internal circuit. CONSTITUTION: After a charging/discharging waveform generating capacitor 11 is charged by a charging circuit 12, the charge is dischar...
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JPH07240631A |
PURPOSE: To provide a waveform generator capable of performing simulation in a state closer to an actual model in a testing system. CONSTITUTION: Connection is performed in the order of a clock generator 6, an address generator 2, a wave...
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JPH0783415B2 |
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JPH07235862A |
PURPOSE: To generate clock signals for driving a microprocessor or other digital circuits at a relatively high frequency and to reduce the spectrum amplitude of EMI(electromagnetic interference) components measured for a relatively wide ...
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JPH07230260A |
PURPOSE: To provide a vertical amplitude switch circuit capable of full scan- displaying vertical amplitude even by a smaller signal of vertical video dual time. CONSTITUTION: A vertical frequency and a horizontal frequency when the vert...
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JPH0775317B2 |
A dual-slope waveform generation circuit without a DC path and with decreased layout area including a pull-up and pull-down resistor, a transmission gate and an inverter. An input signal IN is applied to the pull-up transistor, to each g...
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JPH07202701A |
PURPOSE: To provide an integration circuit having a function of correcting a tilt of an integrated voltage. CONSTITUTION: The integration circuit is provided with a capacitor C, a constant current source 13 supplying a constant current t...
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JPH07196241A |
PURPOSE: To accurately control an angular position of an inversion point of a yarn wound with a spool, by converting a detection signal from an encoder into a binary number representing an angular position of the spool to control a servo...
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JPH0733459Y2 |
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JPH0770920B2 |
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JPH0767066B2 |
PURPOSE:To start oscillation without fail by initializing a potential V lower than an Lth or higher than an Hth by a switch element for initialization when starting oscillation. CONSTITUTION:When starting oscillation, the output of an in...
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JPH0766303B2 |
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JPH07162809A |
PURPOSE: To enable a viewer to easily view a television(TV) screen without being interrupted by a sampling line added to a 16:9 signal allowed to be viewed by the 4:3 screen of the TV by arranging the sampling line on the outside of a vi...
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JPH0754885B2 |
A ringing signal generator is disclosed in which a low-level reference ringing signal, generated by a reference waveform generator (101), is amplified by a delta-modulation power amplifier (106, 108). The low-level reference signal is di...
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JPH0752870B2 |
In a transmitting circuit (TR) comprised in a control circuit for transmitting and receiving a communication signal, transmitting information is modulated into a trapezoidal wave signal in a trapezoidal waveform shaping circuit (T), a co...
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JPH0752821B2 |
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JPH0750385B2 |
In order to supply a constant base current to a horizontal-deflection output transistor for driving a horizontal-deflection circuit, a current source circuit for supplying a constant current and an impedance element circuit are both conn...
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JPH0748644B2 |
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JPH07131355A |
PURPOSE: To lower a radiation/induction noise level by lowering the dv/dt of an output pulse by composing the pulse width modulation circuit of a resistance ladder circuit for generating multi-stage voltages corresponding to taps and a m...
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JPH0738574B2 |
PURPOSE:To keep the peak value constant even when a synchronizing frequency is changed and to make the operation stable by detecting a DC component in an oscillated output, and applying control so that the component is made constant. CON...
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JPH0736495B2 |
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JPH0736490B2 |
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JPH0736511B2 |
PURPOSE:To attain the combination of waveforms even when the combination of plural isolated response waveforms is required by selecting and using plural isolated response waveform data at every time slot. CONSTITUTION:An input signal ser...
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JPH07503589A |
An improved ramp generator system includes a plurality of ramp generator circuits; a ramp rate signal source for controlling the ramp slope; a ramp voltage signal source for establishing the starting voltage of the ramp; a ramp starting ...
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JPH0734537B2 |
PURPOSE:To obtain an approximate trianglar wave with a simple constitution of a circuit without using many expensive comparators by connecting a correction element to an amplification circuit and providing a circuit which is constituted ...
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JPH0732356B2 |
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JPH0728210B2 |
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JPH0766696A |
PURPOSE: To obtain the triangular wave generating circuit which reduces the power consumption of an amplifying circuit and the image display device which uses the triangular wave generating circuit which decreasing the number of power so...
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JPH0722253B2 |
PURPOSE:To obtain an highly accurate oscillated frequency by comparing an output of a comparison voltage integration means with a reference voltage and decreasing the integration value more rapidly than increasing it thereby keeping the ...
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JPH079112Y2 |
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JPH0750525A |
PURPOSE: To generate a true analog voltage ramp, while digitally correcting the gain error, the drift, etc., of an analog integrating circuit which has been built into an analog ramp generator in real time. CONSTITUTION: An analog ramp s...
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JPH0738388A |
PURPOSE: To provide a clock generation circuit capable of generating a reference clock without requiring an out-fitting component for an LSI and an external reference signal source, and reducing an LSI cost and a system cost. CONSTITUTIO...
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JPH079613B2 |
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JPH0730382A |
PURPOSE: To adjust the VCO range for an input voltage and to adjust the center frequency. CONSTITUTION: When resistances 45 and 46 are varied, currents I1 and I2 flowing through them vary and a current I3 flowing through a load PMOIS 49 ...
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JPH077015B2 |
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JPH076912B2 |
An apparatus for conducting measurements of electrochemiluminescent (ECL) phenomena includes a cell unit having an electrode configuration for inducing the emission of ECL light by the application of a selected voltage waveform to a samp...
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JPH073941B2 |
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JPH06350410A |
PURPOSE: To participate in the protocol which is infiltrating into digital communications of industrial instrument transmitters which uses a sine wave or a trapezoidal wave for the purpose of reducing higher harmonics, by realizing the t...
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JPH06350446A |
PURPOSE: To facilitate phase correction and timing correction in a system to not only increase the speed but also improve the performance of the system by generating plural clock signals different by phases in the voltage controlled osci...
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JPH06105852B2 |
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JPH06103834B2 |
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JPH06343026A |
PURPOSE: To reduce the storage capacity of a ROM circuit of a taper circuit which generates a pulse waveform that transits its level in response to the value of the taper data and then transmits the pulse waveform and an input signal aft...
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JPH06101674B2 |
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JPH06100938B2 |
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JPH06337649A |
PURPOSE: To maintain the size of a picture to be displayed at an almost fixed value even when its display mode is changed. CONSTITUTION: The deflecting device is constituted of a flyback circuit (T2, Lc, Cf, Ly, Cs) connected to a 1st tr...
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JPH0697737B2 |
A step voltage generator for outputting a step voltage from an output terminal. The step voltage generator includes a voltage dividing circuit having a plurality of dividing elements serially connected to each other and disposed between ...
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