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Document Title |
JPH08212794A |
PURPOSE: To improve such a situation that, when shift registers are connected in a multistage cascade manner, the speed of a clock cannot be made faster when a serial data output from a previous-state shift register to be input to a next...
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JP2524495B2 |
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JPH08204545A |
PURPOSE: To reduce the total power consumption by using a witch so as to apply a DC level to an input terminal of a 1st stage frequency divider circuit thereby stopping the frequency division operation when an output signal from an oscil...
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JP2521294B2 |
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JP2520962B2 |
A high speed counter circuit for counting electrical pulses includes a master/slave flip-flop at the input stage of the counter. An AND gate logically ANDs the pulses being counted with the master output to produce a first gating signal....
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JP2517897B2 |
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JPH08186486A |
PURPOSE: To realize the counter circuit and its test method which can shorten the test time at the time of testing the circuit including the connection state between a carry terminal and the enable terminal of a counter in the next stage...
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JPH08186490A |
PURPOSE: To provide the phase synchronizing circuit which stabilizes the output signal while increasing the synchronizing speed. CONSTITUTION: A feedback loop R1 is provided which is provided with a voltage controlled oscillator 22a whos...
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JPH08178697A |
PURPOSE: To perform an easy and precise position detection by providing first and second marker detectors, a narrow pulse signal generating means, a counter signal generating means and an UP/DOWN counter. CONSTITUTION: In a moving quanti...
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JPH08178696A |
PURPOSE: To perform an easy and precise position detection by providing first and second marker detectors, a direction signal generating means, a count signal generating means and an UP/DOWN counter. CONSTITUTION: A direction signal is g...
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JPH08178699A |
PURPOSE: To perform an easy and precise position detection by providing first and second marker detectors, a narrow pulse signal generating means, a count signal generating means and an UP/DOWN counter. CONSTITUTION: In a moving quantity...
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JPH08178695A |
PURPOSE: To perform an easy and precise position detection by providing first and second marker detectors, a direction signal generating means, a detection signal delay means, and an UP/DOWN counter. CONSTITUTION: Direction signals are g...
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JPH08178698A |
PURPOSE: To perform an, easy and precise position detection by providing first and second marker detectors, a narrow pulse signal generating means, a count signal generating means and an UP/DOWN counter. CONSTITUTION: In a moving quantit...
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JP2514666B2 |
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JP2511657B2 |
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JPH08162946A |
PURPOSE: To provide a counter circuit for turning the outputs of all flip-flops to be the same at the time of supplying power, performing an arithmetic processing at a high speed without malfunctions and evading the complication of circu...
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JP2504044B2 |
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JP2500868B2 |
PURPOSE:To offer an image pickup device with a little fixed pattern noise and the counter circuit used for the device. CONSTITUTION:The counter circuit in which a gray code where the number of simultaneous change of output signals 60-65 ...
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JPH08101747A |
PURPOSE: To provide the sequential sampling system which stabilizes the sampling operation. CONSTITUTION: A reference signal generation means 1 which outputs a reference signal 1a having a frequency fr, a measurement object signal genera...
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JPH08102658A |
PURPOSE: To obtain a loading function added counter circuit capable of stably and quickly executing counting operation even when any value is set up as a load value. CONSTITUTION: The loading function added counter circuit is constituted...
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JPH0884069A |
PURPOSE: To provide frequency division output whose duty factor is approximately 50% and level is stable regardless of a set frequency division number. CONSTITUTION: A first down counter part 89 counts the pulse number of internal freque...
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JPH0884070A |
PURPOSE: To provide an asynchronous counter circuit capable of surely performing counting by using an inexpensive asynchronous counter. CONSTITUTION: The BO terminal (least significant bit) of a digital comparator 26 is set at high. When...
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JPH0884079A |
PURPOSE: To provide a reconstructible counter which has a small circuit area and does not consume much electric power and a pulse width modulator. CONSTITUTION: A pulse width modulator 20 incorporates a reconstructible counter 30 the wid...
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JPH0879074A |
PURPOSE: To reduce power consumption of a prescaler and a programmable frequency divider. CONSTITUTION: A timing generating circuit 9 receives a reference signal fREF and an operation control signal S0 to provide an output of a generated...
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JPH0828660B2 |
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JPH0828658B2 |
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JPH0828657B2 |
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JPH0828659B2 |
A variable frequency dividing circuit according to this invention switches a frequency division ratio immediately after a neew frequency division ratio has been input, and then performs a frequency dividing operation without discarding a...
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JPH089936Y2 |
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JPH0865151A |
PURPOSE: To suppress the increase in the circuit scale attended with the increase in number of stages by using in common a computing element varying a count of a counter of each stage in the multistage counter, allowing a multiplexer sec...
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JPH0821854B2 |
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JPH088486B2 |
PURPOSE:To improve the reliability of a clock, by counting a 0-phase clock by an N-ary counter, delaying a generated ripple carrier by the 0-phase and a pi-phase clocks, and switching the 0-phase and the pi-phase clocks by the output sig...
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JPH0818442A |
PURPOSE: To provide an interval counter by a code delay method with a small circuit scale. CONSTITUTION: Respective counters perform the counting operations of the corresponding ones of (n) pieces of counter clocks within the period of a...
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JPH0818441A |
PURPOSE: To provide a count type flip-flop capable of independently performing the count of multiple stages more than before. CONSTITUTION: This flip-flop is provided with a master side flip-flop 30 provided with a first quantization cir...
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JPH088729A |
PURPOSE: To operate a gate circuits with a single power supply together with reduction of the power consumption by adding the inverter circuits and push-pull circuits into the gate circuits. CONSTITUTION: The switch elements 80/81 and 84...
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JPH088644A |
PURPOSE: To provide a voltage controlled oscillation circuit for which neither any external coil nor any external capacitor is necessary and also an automatic frequency adjustment circuit for TV, high in accuracy and low in cost. CONSTIT...
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JPH07120938B2 |
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JPH07119621B2 |
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JPH07120931B2 |
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JPH07120267B2 |
A counter which is capable of performing a high-speed operation, through utilization of radix-N, for example radix-2, Signed-Digit redundancy representation, with a certain delay time of operation regardless of an increase in the desired...
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JPH07321643A |
PURPOSE: To obtain an n-ary counter circuit for different numbers (n) by using the same circuit and only changing circuit constant. CONSTITUTION: This device is provided with a sample-and-hold circuit 12, a delay element 13, an input ter...
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JPH07109986B2 |
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JPH07307664A |
PURPOSE: To obtain an extremely high or low frequency-division coefficient by adding an input terminal invalidating this circuit to one cell. CONSTITUTION: A cell C1 receives a signal FI1 , and a second output terminal SO1 supplies a sig...
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JPH0749865Y2 |
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JPH07101844B2 |
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JPH07283721A |
PURPOSE: To provide a calculation method for pulse signal cycle which can reduce the absolute value of errors caused by the calculation of the pulse signal cycle in comparison with the conventional method. CONSTITUTION: The number of edg...
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JPH07264054A |
PURPOSE: To generate a frequency division clock signal being the same phase of the same frequency by dividing a clock signal. CONSTITUTION: Frequency division conters 1A1,..., 1NN invert every time a clock MCK rises and frequency divisio...
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JPH07264052A |
PURPOSE: To obtain flexibility in an output mode, simplifying circuitry by reducing the number of the elements of a timer/counter and simplifying a circuit operation. CONSTITUTION: A timer/counter 22 is composed of three first, second an...
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JPH07264014A |
PURPOSE: To eliminate a noise or malfunction due to the making of a circuit into one chip and to attain high performance and low cost. CONSTITUTION: The sources of transistors N1-N4 are connected to a constant current source I. A clock s...
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JPH0795673B2 |
PCT No. PCT/GB86/00351 Sec. 371 Date Apr. 9, 1987 Sec. 102(e) Date Apr. 9, 1987 PCT Filed Jun. 18, 1986 PCT Pub. No. WO87/00365 PCT Pub. Date Jan. 15, 1987.A frequency dividing arrangement 5 comprises a frequency divider 6 coupled to an ...
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