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JP2890152B2 |
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JPH11108974A |
To improve detection accuracy for a voltage phase by setting a voltage-detecting part thereby detecting a received voltage and setting a processing part thereby correcting a phase of the voltage. One ends of power-receiving bus lines 41,...
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JPH11504425A |
Interrogator for an electronic identification system having a first oscillator arranged to vary in frequency in accordance with the frequency of a received signal, a second oscillator arranged to vary in accordance with the frequency of ...
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JPH1188062A |
To provide a device which can generate a digital output having linear relation to the phase difference between two applied analog signals. This detector 10 generates the digital output DOUT having the linear relation to the phase differe...
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JP2870874B2 |
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JPH1172517A |
To enable directly observing and measuring of the timing relationship between two signals. The detector is equipped with a first comparator 5 to compare a first input signal 1 with a control voltage of a first control voltage generation ...
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JPH1174734A |
To provide the phase detector by which an output signal whose spurious signal level is reduced is generated. The phase detector generates a phase difference signal in response to a phase difference of two applied input signals. The detec...
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JP2868266B2 |
The disclosed apparatus provides an output indicating a time difference between a first input pulse and a second pulse. The first input pulse is provided to and circulated in a signal delay means. The number of rounds of circulation of t...
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JPH1146188A |
To provide the synchronization processing system for a measurement signal where a load of a microprocessor of a processing unit processing the measurement signal is relieved and the operating efficiency of the microprocessor is improved....
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JPH1127248A |
To improve detection of phase difference between a digital data signal and a clock signal by providing an index of the phase difference between the clock signal and data signal by comparing a phase signal with the reference signal. A pha...
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JPH10336883A |
To accurately judge out-of-step without setting a zone and using a special transmission means. Voltge and current are measured at the terminal of a transmission line 3 for closely connecting generator groups 11 and 12, at the same time, ...
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JPH10336024A |
To obtain a phase difference detector suited to the measurement of the jitter quantity of a PLL circuit because of being capable of judging whether the phase difference between first and second signals is within a prescribed time by prov...
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JP2837172B2 |
Electrical circuitry is useful for thermomechanical analysis apparatus. A sine-type wave force signal is generated by combining a triangular wave with an alternating wave equal in magnitude to about half of the square of the triangular w...
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JPH10322911A |
To improve the power factor of a transmission and distribution circuit by conducing voltage adjustment for making the voltage of a transformer for current measurement equal to the output of a transformer for voltage measurement, and comb...
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JPH10311851A |
To keep a satisfactory display frequency accuracy when a wide band span is set in the same manner as in the set of a narrow band by receiving a frequency obtained by multiplying the oscillated frequency of a variable frequency oscillator...
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JPH10313247A |
To obtain stable output even against an external factor such as noise and temperature variation by constituting the phase comparator by using a tri-state buffer and inputting a logical signal to the phase comparator. The tri-state buffer...
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JPH10295073A |
To cope with sudden changes in the phase of an input signal, to deal with sudden changes in its amplitude and to deal with changes in frequency in a single-phase PLL circuit by a method, wherein a frequency initial value is corrected by ...
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JP2819127B2 |
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JP2810288B2 |
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JPH10260208A |
To precisely measure a phase fluctuation amount even if a frequency difference between an input signal and a reference signal is large by constituting a frequency conversion circuit by a PLL circuit limited on a prescribed frequency band...
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JPH10239397A |
To provide an IC testing device capable of automatically detecting a phase difference when the phase difference is generated between signals and of automatically canceling the phase difference. A signal selecting circuit 30 selects two t...
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JPH10229642A |
To provide the controller of a switching relay which supplies load with power. A switching relay 3 selectively couples an active branch 1 of a utility power source with a load 4, and the load 4 is coupled with a relay line 5 of the utili...
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JP2789600B2 |
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JPH10508446A |
A method and apparatus is disclosed for use in an implantable device that communicates with an external device through pulse position modulation. A timing generator is provided as part of said implantable device that determines the phase...
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JP2783543B2 |
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JP2783586B2 |
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JP2778329B2 |
PURPOSE: To set a charge pump when an up signal and a down signal simultaneously appear in charge pump output. CONSTITUTION: The charge pump circuit 20 of a phase synchronous loop has a detection device 28, a latch 29 and the charge pump...
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JP2772426B2 |
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JPH10173716A |
To obtain a stable phase output with high accuracy by reducing the effect of frequency-selective fading on a phase detected by a digital radio receiver. The detector is provided with a propagation line coefficient estimating device 38, a...
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JPH10153758A |
To provide a driving pulse delay quantity measuring method for image display device, which can easily measure the delay quantity of driving pulses without causing the breakage of image display device. Video signals Sig1 to Sig3 are shift...
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JP2760126B2 |
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JPH10117218A |
To provide the phase-difference detection circuit by which a phase is normally detected, regardless of disturbances in duty factors. An intermediate frequency signal and a local oscillation signal received externally are given respective...
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JP2731151B2 |
A sample rate conversion circuit converts first digital data processed by a first clock signal having a first frequency into digital data processed by a second clock signal having a second frequency. A ring oscillator has a predetermined...
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JP2720556B2 |
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JP2718664B2 |
This invention relates to a phase coincidence detector for examining whether or not two input digital signals are coincident by utilizing a delay signal and an advance signal of a digital phase comparator which examines the phase differe...
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JPH10502232A |
PCT No. PCT/SE95/00813 Sec. 371 Date Jun. 3, 1997 Sec. 102(e) Date Jun. 3, 1997 PCT Filed Jun. 30, 1995 PCT Pub. No. WO96/01007 PCT Pub. Date Jan. 11, 1996The phase difference of two periodic input signals having essentially the same fre...
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JPH1040644A |
To provide a phase error measuring circuit having equivalent functions as before without increasing the circuit scale. This circuit is provided with a control means 1, up down counter 2, register circuit 3, duty modulation circuit 4, and...
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JP2705309B2 |
A digital phase detector for providing an output characterized by the phase difference of a first input signals and a second input signal is provided. The phase detector comprises a first and a second dual state phase detector, each prov...
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JPH1028110A |
To measure phase difference with high precision by executing correction based on the proportion of respective pulse values held in a pulse value holding part with respect to the pulse value of a reference clock signal after the time for ...
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JPH10500260A |
A phase detector is described that includes a load circuit that presents both a high differential impedance and a low common mode impedance. The load circuit is coupled to (1) a power supply and (2) a first node and a second node. The fi...
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JP2693537B2 |
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JP2692394B2 |
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JPH09326690A |
To obtain a digital PLL circuit of constitution capable of obtaining phase signal output equivalent to analog phase signal output from the digital PLL circuit of H/W constitution and not damaging the synchronous sampling function of a co...
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JPH09512676A |
Methods and systems for beamforming are disclosed that include a signal processor that can dynamically determine the relative time delays between a plurality of frequency-dependent signals. The signal processor can adaptively generate a ...
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JPH09321592A |
To realize a phase comparator circuit in which power consumption is reduced by the use of a simple circuit configuration. In this phase comparator circuit, a reference signal is given to a reset terminal of an RS flip-flop 2 and a 1st in...
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JP2685922B2 |
PURPOSE:To obtain high distance measuring accuracy by providing a second mixing circuit and a filter part, and forming a phase-difference detecting signal based on the output of a PLL circuit. CONSTITUTION:An optical beam from a light em...
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JPH09307433A |
To provide a PLL(phase locked loop) circuit which can shorten the time when the phase difference gets near zero and also can increase the loop operation speed. A phase/frequency detection circuit 16 decides whether the phase difference b...
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JP2552944Y2 |
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JP2670360B2 |
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JPH09266500A |
To separate high speed data and to recover the data by activating a phase locked loop in which a clock signal regenerated from the data is nearly equal to a frequency equivalent to a data speed. A data sampling unit 100 of a detection un...
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