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7427885 Semiconductor device having a power supply capacitor  
In order to prevent a signal of a signal wiring from receiving a bad influence due to a power supply capacitor, provided is a semiconductor including a high reference potential terminal and a low...
7362149 Zero crossing detection and correction upon a distorted primary AC power line voltage  
Zero crossings for a non-symmetrical V IN may be determined by first amplifying and clipping V IN to create a non-symmetrical square wave whose zero crossings are those of V IN . A selected...
7260494 Eclipz wiretest for differential clock/oscillator signals  
A method, apparatus, and computer program product in a data processing system for testing differential clock or oscillator signals. A method is comprised of the following steps: A first...
7212045 Double frequency signal generator  
A double frequency signal generator to which a synchronization signal having a duty cycle of 1% to 999% is inputted. The synchronization signal is used for triggering of a switching component at...
7174474 Distributed autonomous control system for multi-axis motion control  
A distributed multi-axis motion control system comprises a multicast communications network having several node components. Each of the node components includes a clock and an actuator. The...
7143301 System for motion control, method of using the system for motion control, and computer readable instructions for use with the system for motion control  
A motion control system and method that includes a central controller configured to generate first and second demand control signals to be used to define actuation motion of respective first and...
7100067 Data transmission error reduction via automatic data sampling timing adjustment  
A data transmission error reduction circuit is formed including a delay circuit, a detection circuit and a control circuit. In one embodiment, the delay circuit includes n delay element and...
6889334 Multimode system for calibrating a data strobe delay for a memory read operation  
A system for coordinating the timing of a data strobe with data supplied by a memory module to the memory controller read data FIFO of a processor-based system, providing multiple calibration...
6466076 Variable delay circuit having a ramp voltage generating unit  
A variable delay circuit includes a ramp voltage generating unit having a storage capacitor, a charging transistor for charging the capacitor and a constant-current source for discharging the...
5910744 Variable delaying circuit having a nearly linear delay characteristic  
A first capacitor 7, a resistor 5, and a second capacitor 6 are connected in series between an output node A and a first power supply line 22. In addition, a first switch 8 is connected between the...
5760623 Ramp voltage generator for differential switching amplifiers  
A low-power differential switching amplifier (200, 210, 220, 230) is provided which utilizes a unique technique of generating interlaced ramps. The interlacing of the ramps causes the ramp...
5714897 Phase-shifted triangle wave generator  
A signal generator generates a reference signal, centered about a reference voltage and having a predetermined period. The signal generator also generates output signals P and Z. The output signal...
5585752 Fully integrated, ramp generator with relatively long time constant  
A circuit for dividing a reference current is composed of a number n of transistors connected in cascade, in a Darlington configuration, between current generator and a fractionary current output...
5317199 Ramp generator system  
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...
4837464 Phase regulation circuit, particularly for horizontal phase regulation in data displays  
This circuit comprises a phase-lock stage receiving at the input a reference signal and the synchronism signal EN and generating at the output a triangular signal in phase correlation with the...
4565933 Circuit for generating rapid pulses  
Integrated pulse former constructed in MIS circuit technology and connected to a first supply potential as well as to a second supply potential serving as a reference potential, and acted upon by...
4546424 Compensated ramp generating circuit for controlling SCR firing  
Ramp generating circuits, for synchronizing SCR firing control signals to the phase-varying signals derived from a three-phase AC power source, each have a compensating circuit connected across an...
4461999 Circuit for producing a periodic sawtooth shaped signal  
A circuit for producing a periodic sawtooth signal comprising an oscillator which is directly synchronizable by synchronizing pulses and the natural frequency of which is approximately equal to the...
4415869 Sawtooth generator switchable between a free-running state or a synchronizable state  
A sawtooth voltage oscillator synchronizable by synchronizing pulses, a capacitor being charged and subsequently discharged, between two threshold levels. The oscillator is switchable between two...
4393314 Circuit arrangement for the generation of a sawtooth voltage  
Circuit arrangement for generating a sawtooth voltage which has a substantially nominal frequency in the absence of synchronization pulses, whereby the changeover to direct synchronizability takes...
4384305 Circuit arrangement for generating a synchronizable sawtooth voltage  
A sawtooth voltage oscillator synchronizable by synchronizing pulses, a capacitor being charged and discharged, respectively, between two threshold values. The free-running frequency of the...
4349789 Stabilized sweep frequency generator with adjustable start and stop frequencies  
The oscillation frequency of a variable frequency oscillator is swept by a sweep signal from a sweep signal generator and the oscillation frequency is compared with a preset sweep start frequency...
4334174 Sawtooth waveform generation for a television receiver  
A method and electronic circuit are described for generating a sawtooth waveform for vertical deflection of a television receiver's cathode ray tube. The method is effected by a circuit which...
4284906 Constant amplitude variable frequency synchronized linear ramp generator  
A constant amplitude, variable frequency, synchronized, linear ramp generr is disclosed for generating a sawtooth waveform signal, whose amplitude is independent of frequency. A capacitor is...
4272690 Clock controlled pulse width modulator  
A ramp generator has a capacitor connected via a resistor to charge toward 2-volts on the clock lead. The other side of the capacitor is connected to a voltage divider between the control voltage...
4220925 Encoding analog signals into digital signals using a triangular reference  
Apparatus and method for converting an analog input signal to a digital signal by modulating the analog signal with a periodic triangular wave-shape signal to produce intermediate digital signals...
4145662 Sweep control circuit for oscilloscope  
A sweep control circuit for an oscilloscope comprises a gate control circuit such as flip-flop which is applied with a hold-off signal from a hold-off circuit and latched by a trigger input signal,...
4131807 Sawtooth generator  
A sawtooth generator for producing a sawtooth voltage of constant amplitude, comprising a transistor having, in the emitter lead, a resistor in series with a capacitor, a switch being in parallel...
4121164 Automatic trigger circuit  
An automatic trigger circuit for an oscilloscope includes a clock driven up-down counter and a digital-to-analog converter to automatically seek a suitable triggering level in the absence of an...
4103180 Proportional warmup timer for power line outages using stored charge for power  
An electronic circuit is disclosed that provides a delay of operation until a piece of equipment reaches operating temperature. The circuit automatically adjusts the delay time to provide only the...
4047052 Circuit arrangement for regulating the amplitude of a sawtooth generator  
An arrangement for regulating the amplitude of a sawtooth generator employs a capacitor which is periodically charged and discharged by a current source by way of a switch, the switch being...
4010419 Ignition analyzer time base  
An automobile engine ignition analyzer with engine performance displayed on an oscilloscope. Circuitry for providing timing indicia on the oscilloscope trace in the form of high intensity spots or...
3986047 Ramp release and reset circuit for a three phase voltage regulator  
An improved ramp control circuit is provided for use in a three phase, SCR phase controlled, voltage regulator. Two, 180° out of phase timing pulses are generated in a pair of comparators for each...
3949393 Analog sweep calibrator  
A method and means for employing digital means to calibrate an analog sweep waveform in a range determining system. The method imparts digital accuracy in maintaining the voltage-distance analog of...
3914623 Waveform generator including means for automatic slope calibration  
In a waveform generator such as a sawtooth wave generator, automatic slope calibration is provided. A variable resistance element is feedback-responsive and provides an input voltage which affects...
3893036 Precision function generator  
This invention relates to a high stability phased locked precision function generator providing linear or linear step voltage waveforms for stable scanning of systems such as dual gun scan...
3875492 CONTROL UNIT FOR A CONVERTER  
An improved control unit for an inverter, which control unit includes an R-C arrangement used as a synchronizable sawtooth voltage generator, a comparator having the sawtooth voltage as its...
3866062 CIRCUIT ARRANGEMENT FOR SYNCHRONISING OF THE LINE DEFLECTION IN A TELEVISION RECEIVER WITH A SAWTOOTH SIGNAL HAVING CONSTANT MEAN VALUE AND SLOPE  
A circuit arrangement for generating a sawtooth voltage for synchronising the line deflection in a television receiver. The line flyback pulses are greatly limited and serve to discharge a...
3855496 ANTI-PAIRING SYSTEM FOR A TELEVISION RECEIVER  
This disclosure depicts methods and apparatus for improving interlace between the horizontal scan lines of alternate raster fields of a television receiver, and specifically for overcoming the...
3852640 CATHODE RAY TUBE CIRCUIT  
A cathode ray tube circuit arrangement having digitally operated control circuits for controlling beam deflection signals, a decoder which identifies predetermined beam positions and a function...
3842310 MULTIPLYING INTEGRATOR CIRCUIT  
A voltage proportional to a power of the vertical deflection of the beam of a raster swept CRT is applied to the input of an integrator circuit. The integrator circuit is reset in response to a...
3749939 PHASE DIFFERENCE MEASURING DEVICE  
Device for measuring the phase difference between two alternating-voltage signals. These alternating-voltage signals are transformed into sawtooth voltages having equal peak-to-peak values. In an...
3748527 HORIZONTAL DRIVER CIRCUIT FOR TELEVISION RECEIVER  
A system for producing a horizontal deflection drive pulse having a closely regulated duration. A driver transistor is coupled to the primary winding of a transformer, and is adapted to receive...
3723907 SYNC OSCILLATOR  
An oscillator for generating a triangular waveform by alternately switching positive and negative DC signals to the input of an integrator in response to output signals from a flip-flop, the...
3723762 SAW-TOOTH WAVE GENERATORS  
In a saw-tooth wave generator of the type comprising a capacitor, a source of switching signals and a switching diode connected between the capacitor and the source of switching signals so as to...
3699458 JITTER FREE TRIGGER CIRCUIT FOR A SAMPLING OSCILLOSCOPE  
In a trigger pulse generator for an oscillator jitter is liable to occur in the trigger pulses because of uncertainties in the timing of the end of the hold-off signal relative to the instants at...
3663832 DELAY PICKOFF CIRCUIT  
A delay pickoff circuit initiates the generation of the ramp voltage of a delayed sweep generator of an oscilloscope in response to a comparison of an adjustable voltage from a delay time...
3659115 LINEAR SWEEP CIRCUIT  
A logic controlled sweep circuit effecting high linearity over a wide range of sweep frequencies. A timing capacitor charging circuit is coupled to the gate electrode of a field effect transistor,...
3636371 SAW-TOOTH VOLTAGE WAVE GENERATOR INCLUDING RAMP VOLTAGE SOURCE CONTROLLED BY DUAL STABLE STATE TUNNEL-DIODE SWITCHABLE PERIODICALLY BY A GATING CIRCUIT  
A saw-tooth wave voltage generator comprises an integrator formed by a capacitor charged by means of an invariable current associated with a stable two-state tunnel-diode triggering circuit. One of...
3633066 AUTOMATIC SYNCHRONIZING SYSTEMS FOR SAMPLING DEVICES  
In a sampling device including a synchronizing device comprising a synchronizing circuit, a sampler, an oscilloscope, and a synchronism control circuit having a differentiation circuit to...
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