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SIGNAL CONVERTING, SHAPING, OR GENERATING

Subclass of:

327 - Miscellaneous active electrical nonlinear devices, circuits, and systems

Patent class list (only not empty are listed)

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Class / Patent application numberDescriptionNumber of patent applications / Date published
327141000 Synchronizing 1727
327306000 Amplitude control 663
327108000 Current driver 647
327185000 Particular stable state circuit (e.g., tristable, etc.) 293
327291000 Clock or pulse waveform generating 259
327113000 Frequency or repetition rate conversion or control 254
327172000 Rectangular (e.g., clock, etc.) or pulse waveform width control 227
327261000 Having specific delay in producing output waveform 216
327231000 Phase shift by less than period of input 110
327105000 Synthesizer 105
327103000 Converting input voltage to output current or vice versa 58
327170000 Slope control of leading or trailing edge of rectangular (e.g., clock, etc.) or pulse waveform 52
327131000 Generating sawtooth or triangular output 40
327164000 Generating rectangular (e.g., clock, etc.) or pulse waveform having random characteristic (e.g., random width, etc.) 26
327165000 Regenerating or restoring rectangular (e.g., clock, etc.) or pulse waveform 21
327178000 Rectangular (e.g., clock, etc.) or pulse waveform amplitude control 18
327184000 Rectangular (e.g., clock, etc.) or pulse waveform generating by conversion from input AC (e.g., sine, etc.) wave 13
327101000 Converting input current or voltage to output frequency 10
327129000 Generating sinusoidal output 10
327171000 Output pulses having opposite polarities 8
327102000 Converting input frequency to output current or voltage 8
327124000 By periodic switching (e.g., chopper, etc.) 6
327126000 Generating staircase output 3
20100327920Mixing Waveforms - A local oscillator circuit for a signal transmitter or receiver, the circuit comprising: an input for receiving a master oscillating signal from a master oscillator; and signal processing circuitry configured to be clocked by the master oscillating signal to generate a local oscillator signal, the signal processing circuitry being such that the local oscillator signal has substantially no harmonic content at any integer multiple of the frequency of the master oscillator signal, which oscillates at (2n+1)/2 times the frequency of the generated local oscillator signal, with n being a positive integer.12-30-2010
20110187421SIGNAL GENERATION METHOD AND APPARATUS AND TEST METHOD AND SYSTEM USING THE SAME - According to a first aspect of the present invention there is provided a signal generation system for generating a predetermined analog signal. The system comprises a clock generator (08-04-2011
20130169324FULLY INTEGRATED CIRCUIT FOR GENERATING A RAMP SIGNAL - A fully integrated ramp generator circuit includes a first current generator that sources current to first capacitor through a first transistor that is gate controlled by the complement of a periodic signal. The ramping voltage stored on the first capacitor is buffered to an output node as a ramp output signal. A second transistor couples the output node to the first current generator and is gate controlled by the periodic signal. The periodic signal is generated at the output of a flip-flop that receives an input clock signal and reset signal. The reset signal is generated by a comparator circuit operable to compare the voltage on a second capacitor to a reference. The second capacitor is charged by a second current source and discharged by a third transistor that is gate controlled by the periodic signal.07-04-2013
327130000 Generating trapezoidal output 3
20110084739Methods and Devices for Generating Trapezoidal Fire Pulses - The present application discloses trapezoidal fire pulse generating methods and devices. According to the devices and methods of the present application, the voltage value of the positive DC control voltage signal, the voltage value of the negative DC control voltage signal, the voltage value of the rise-time DC control voltage signal and a fall-time DC control voltage signal can be determined according to the parameter values of a trapezoidal fire pulse required to be output. Thus, corresponding DC control voltage signals can be generated. Further, the positive DC control voltage signal and the negative DC control voltage signal can be modulated to a square-wave pulse. Then, the rise-time DC control voltage signal, the fall-time DC control voltage signal and the square-wave pulse can be input to a inverse integrator so as to generate a trapezoidal fire pulse. Since there are specific quantitative relations between the rise time and fall time of the trapezoidal fire pulse and the voltage values of the rise-time and fall-time DC control voltage signals, the corresponding rise time and fall time of the trapezoidal fire pulses can be accurately controlled and adjusted so that the output trapezoidal fire pulses can be more stable and accurate.04-14-2011
20110102026ANTENNA DRIVING DEVICE - The antenna driving device of the present invention is composed of a trapezoidal-wave signal generating circuit for generating a trapezoidal-wave signal from a reculangular-wave signal having a predetermined frequency; and a trapezoidal-wave signal amplifying circuit for amplifying the trapezoidal-wave signal and feeding the amplified signal to an antenna load.05-05-2011
20080211550Noise reduced PWM driver - A PWM driver for driving an electric device by a PWM signal includes an ECU that provides a command signal, first circuit that provides a carrier signal of a triangular shape having a preset frequency, a second circuit that forms a PWM signal having a duty ratio formed based on the carrier signal and the command signal and an output circuit that drives an output device. The second circuit includes a duty ratio limiting circuit that limits the duty ratio of the PWM signal to a range between a first duty ratio and a second duty ratio to prevent the wave shape of the PWM signal from becoming a shape of an impulse.09-04-2008
327104000 Converting, per se, of an AC input to corresponding DC at an unloaded output 3
20120098575PULSE MODE CAPABILITY FOR OPERATION OF AN RF/VHF IMPEDANCE MATCHING NETWORK WITH 4 QUADRANT, VRMS/IRMS RESPONDING DETECTOR CIRCUITRY - A physical vapor deposition system may include an RF generator configured to supply a pulsing AC process signal to a target in a physical vapor deposition chamber via the RF matching network. A detector circuit may be coupled to the RF generator and configured to sense the pulsing AC process signal and to produce a corresponding pulsing AC voltage magnitude signal and pulsing AC current magnitude signal. An envelope circuit may be electrically coupled to the detector circuit and configured to receive the pulsing AC voltage and current magnitude signals and to produce a DC voltage envelope signal and a DC current envelope signal. A controller may be electrically coupled to the envelope circuit and the RF matching network and configured to receive the DC voltage and current envelope signals and to vary an impedance of the RF matching network in response to the DC voltage and current envelope signals.04-26-2012
20110304360DIODE CIRCUIT - The present invention introduces a diode circuit which achieves ideal diode characteristics which observe an enough reverse breakdown voltage, and whose forward voltage is nearly 0 V. An active diode has an anode terminal and a cathode terminal. The active diode includes a transistor which has a gate terminal, a drain terminal connected to one of the anode terminal and the cathode terminal, and a source terminal connected to the other one of the anode terminal or the cathode terminal; and a gate voltage generating circuit which delivers a gate voltage to the gate terminal, the gate voltage being adjusted to be equal to a threshold voltage of the transistor.12-15-2011
20080297206Dc Offset Estimation - A Bluetooth® enhanced data rate receiver (12-04-2008
327181000 Electromagnetic pulse forming 2
20090206903RADIO FREQUENCY AND MICROWAVE SIGNALS - A device for generating high powered Radio Frequency (RF) or microwave signals comprising a fast rise-time video pulse generator, a modulator to modify the generated UWB pulses by gyromagnetic action to transfer a portion of the UWB pulse energy from lower frequencies to frequencies in the RF or microwave range thereby producing a resultant RF or microwave waveform that can be radiated.08-20-2009
20110309870METHOD AND CONFIGURATION FOR GENERATING HIGH-ENERGY MICROWAVE PULSES - A method and a configuration are provided for generating high-energy microwave pulses, in particular based on HPEM technology. The objects include, on the one hand. increasing the energy density of pulses and, on the other hand, also making the relevant appliances more compact. For that purpose, a large-area configuration of a multiplicity of, preferably non-linear, semiconductor components is used in the area of the antenna, for pulse shaping.12-22-2011
Entries
DocumentTitleDate
20090121748WAVEFORM GENERATOR AND PLASMA DISPLAY DEVICE USING THE SAME - A waveform generator capable of generating a square wave and a ramp wave using one switching element is provided. A waveform generator includes a first transistor having a drain electrode, a gate electrode, and a source electrode. A first resistor and a first diode are coupled at a common node between a first input terminal and the gate electrode. A second resistor is coupled between the gate electrode and a second input terminal. A first capacitor is coupled between the drain electrode and the common node between the first resistor and the first diode.05-14-2009
20100109712Nanodevices for Spintronics and Methods of Using Same - Graphene magnet multilayers (GMMs) are employed to facilitate development of spintronic devices. The GMMs can include a sheet of monolayer (ML) or few-layer (FL) graphene in contact with a magnetic material, such as a ferromagnetic (FM) or an antiferromagnetic material. Electrode terminals can be disposed on the GMMs to be in electrical contact with the graphene. A magnetic field effect is induced in the graphene sheet based on an exchange magnetic field resulting from a magnetization of the magnetic material which is in contact with graphene. Electrical characteristics of the graphene can be manipulated based on the magnetization of the magnetic material in the GMM.05-06-2010
20100066415CIRCUIT FOR THE GENERATION OF PULSE-WIDTH MODULATION SIGNALS, PARTICULARLY FOR A SATELLITE RECEPTION SYSTEM - An embodiment of regulation and shaping circuit includes a first input terminal for receiving a first input signal with a first frequency; a second input terminal for receiving a second input signal with a second frequency higher than the first frequency; a first circuital branch coupled to the first input terminal and, through first coupling means active at the first frequency, to an output terminal for providing an output signal; a second circuital branch coupled to the second input terminal and to the output terminal, wherein said second circuital branch comprises a negative feedback circuital loop adapted to control the output signal according to the second input signal.03-18-2010
20130214818PROTECTION CIRCUIT AND METHOD FOR PROTECTING ELECTRICAL APPARATUS - A protection circuit includes a digital-to-analog (D/A) converter unit, a comparison unit and a processing unit. The D/A converter unit outputs an analog reference signal. The comparison unit compares a sensing signal with the analog reference signal and outputs a comparison signal when a level of the sensing signal is higher than or equal to a level of the analog reference signal. The processing unit receives the comparison signal to output an interrupt signal for temporarily deactivating a control circuit. When the control circuit is activated by an enable signal after being temporarily deactivated, the processing unit outputs a level modulation signal to the D/A converter unit, and the D/A converter unit modifies the outputted analog reference signal according to the level modulation signal. A method for protecting an electrical apparatus is also provided herein.08-22-2013
20120112796Oscillators and methods of operating the same - Oscillators and methods of operating the oscillators are provided, the oscillators include an oscillating unit including at least one magnetic layer having a magnetization direction that varies according to at least one selected from the group consisting of an applied current, an applied voltage and an applied magnetic field. The oscillating unit is configured to generate an oscillation signal having a set frequency. The oscillators further include an output stage that provides an output signal by differentially amplifying the oscillation signal.05-10-2012
20080238493Analog comparator with precise threshold control - In general, in one aspect, the disclosure describes an apparatus that included a reference generator to receive a differential input signal and generate reference voltages having same common mode as the differential input signal. A replica bias generator is used to generate a bias signal based on the reference voltages. A comparator is used to compare the input signals to threshold voltages that are based at least in part on the bias signal.10-02-2008
20120086475ELECTRONIC LOAD OF SEMICONDUCTOR ELEMENT - An electronic load for a semiconductor element is provided. The electronic load includes at least two slope generating circuits, each of which generates a current according to a current for the electronic load corresponding to an output voltage of a power supply. Each slope generating circuit comprises at least a first slope generating circuit that simulates a first slope when the output voltage of the power supply is between 0V to a rated voltage, and a second slope generating circuit that simulates a second slope when the output voltage of the power supply is higher than the conducting state voltage of the semiconductor element by subtracting the forward bias voltage from the output voltage of the power supply.04-12-2012
20090102518DEVICE FOR GENERATING A SIGNAL AND METHOD FOR CONTROLLING OPERATION OF THE SAME - The present invention relates to a device for generating a signal and method for controlling operation of the same. The present invention provides a device for generating a signal, which includes an electrode (04-23-2009
20080309380METHOD AND APPARATUS FOR DETECTING SWITCHING CURRENT OF MAGNETIC DEVICE OPERATED IN CONTINUOUS CURRENT MODE - The present invention provides a method and apparatus for detecting a continuous current of a switching current. A current signal is produced in response to a switching current of the magnetic device. By sampling the waveform of the current signal in response to the enabling of a switching signal, a first current signal and a second current signal are generated. A continuous current signal is produced according to the first current signal and the second current signal. The continuous current signal is corrected to the continuous current of the switching current.12-18-2008
20120200318DEVICE FOR GENERATING A SIGNAL - The present invention relates to a device for generating a signal and method for controlling operation of the same. The present invention provides a device for generating a signal, which includes an electrode, if connected to an external power source, supplied with a voltage from the external power source, a signal generating unit having a plurality of terminals, the signal generating unit deciding whether to operate the device according to a size of a voltage applied to a first terminal among a plurality of the terminals, the signal generating unit outputting a prescribed signal according to the decision, and a control circuit, if the electrode is connected to a plurality of the terminals, controlling a voltage applied to a plurality of the terminals. Accordingly, the present invention is able to control whether to operate a signal generating device using an external power source.08-09-2012
20110169532ALTERNATING CURRENT SIGNAL CONVERTER - The invention relates to radioelectronic engineering, in particular to AC signal converters, and can be used as an autonomous AC voltage electrical power supply source and for other purposes. The proposed AC signal converter remains functional when one or more or all but one of the DC voltage sources fails and makes it possible to increase, to an unlimited degree, the output power thereof on account of an increase in the quantity of AC signal amplification and conversion stages and DC voltage sources. Furthermore, a square-wave AC input signal is converted into a signal of, or close to, any set shape (sinusoidal, saw-tooth etc.) at the amplification and conversion stages, at an output matching element, at the output of the amplification and conversion stages, at the output of the output matching element (transformer) or output matching elements (transformers), and, for loading the proposed AC signal converter, an AC signal which is optimal for this load is supplied. The proposed AC signal converter is characterized by a high degree of efficiency, low heat and power losses and also low costs.07-14-2011
20080218220Signal converting apparatus - A signal converting apparatus includes the following elements. A converting section converts an input signal into output signals on the basis of the values of reference parameters, serving as references of a plurality of parameters for signal conversion, and the values of newly proposed parameters. An evaluation input receiving section receives an evaluation input indicating the selection of either the output signal based on the values of the reference parameters or the output signal based on the values of the newly proposed parameters. A parameter updating section linearly changes the values of the newly proposed parameters when the evaluation input indicates the selection of the output signal based on the values of the newly proposed parameters, and nonlinearly changes the values of the reference and newly proposed parameters when the evaluation input indicates the selection of the output signal based on the values of the reference parameters.09-11-2008
20100148827Radio Frequency (RF) Signal Generator and Method for Providing Test Signals for Testing Multiple RF Signal Receivers - A test signal interface and method for allowing sharing of multiple test signal generators among multiple devices under test (DUTs). Digital baseband test signals generated by the multiple test signal generators are combined and converted to a baseband analog signal for conversion to a radio frequency (RF) signal for testing the multiple DUTs.06-17-2010
20090189649ELECTRONIC CIRCUIT AND METHOD THEREFOR - The electronic circuit comprises a functional module (07-30-2009
20120013368METHOD AND SYSTEM FOR ELECTRICALLY COUPLING A CHIP TO CHIP PACKAGE - A chip and a chip package can transmit information to each other by using a set of converters capable of communicating with each other through the emission and reception of electromagnetic signals. Both the chip and the chip package have at least one such converter physically disposed on them. Each converter is able to (1) convert received electromagnetic signals into electronic signals, which it then may relay to leads on the device on which it is disposed; and (2) receive electronic signals from leads on the device on which it is disposed and convert them into corresponding electromagnetic signals, which it may transmit to a corresponding converter on the other device. Not having a direct physical connection between the chip and the chip package decreases the inductive and capacitive effects commonly experienced with physical bonds.01-19-2012
20100194442Method And System For Monitoring Silicon Process Properties For Power And Performance Optimization - Signal processing within an integrated circuit (IC) may be monitored by a silicon process monitor, where one or more inputs to the IC may be controlled. The controlled input may comprise a variable frequency signal, a variable voltage level, an analog signal and/or a known input with a corresponding expected output. The controlled input may drive a plurality of components on the IC. The IC output signal variations may be due to temperature and/or silicon manufacturing processes variations and may affect performance and/or power consumption. IC output signal variations may be detected based on the controlled inputs. Controlled inputs may be adjusted based on the detected output variations and may be adjusted to modify the output. The variations may be detected based on relative frequency between output and the controlled input. In addition, logical operations and/or counters may be utilized to detect variations.08-05-2010
20090134916Charge Domain Filter Circuit - A charge domain filter circuit includes a first signal output portion, a second signal output portion, and an adder portion. The first signal output portion outputs a first signal that is sampled at a specified time interval. The second signal output portion outputs a second signal that is sampled at the same time interval as the first signal and at a different time. The adder portion adds the first signal and the second signal together and outputs the result. The second signal output portion is capable of selecting the time to sample the second signal from among a plurality of times.05-28-2009
20090134915Signal converting apparatus with a relay function wire terminal - A signal converting apparatus with a relay function connector includes a body, a signal converting unit installed in the body and having a signal connecting portion connected to an electronic device for transmitting or receiving a first signal, and at least one first signal line is extended into the body and connected to the signal converting unit. The signal connecting portion is connected to another signal converting apparatus through the first signal line, and a relay function wire terminal is installed in the body and has an end connected to a second signal line. The second signal line is connected to the electronic device or an electric equipment for transmitting/receiving a second signal to/from the electronic device or electric equipment respectively. The relay function wire terminal is connected to a third signal line, and the third signal line is connected to an electric adapter of another signal converting apparatus.05-28-2009
20120119791DIGITALIZED SENSOR SYSTEM - A digitalized sensor system includes a portable electronic device, a sensor unit, a transmission unit and a signal converting unit. The portable electronic device has a first connection portion. The sensor unit is configured for measuring and/or monitoring physical and/or chemical parameters of a target object to generate a digital signal. The transmission unit includes a connecting wire and a second connection portion, the connecting wire adapted to be connected with the sensor unit and the second connection portion, the second connection portion adapted to connect to the first connection portion, and the second connection portion and the first connection portion forming a pluggable interface. The signal converting unit is configured on the transmission unit and adapted for converting the digital signal into a second signal, the second signal adapted to be transmitted to the portable electronic device by the transmission unit.05-17-2012
20120249186SINGLE-TO-DIFFERENTIAL CONVERSION CIRCUIT - A single-to-differential conversion circuit includes a first transistor, a second transistor, and a transforming unit. Each of the first and second transistors has first, second and third terminals. The trans forming unit has first, second, and third induction elements. The first induction element has a first inductive terminal coupled to the second terminal of the first transistor, and a second inductive terminal coupled to a voltage source. The second induction element has a first inductive terminal to be coupled to the voltage source, and a second inductive terminal coupled to the second terminal of the second transistor. The third induction element has a first inductive terminal coupled to the first terminals of the first and second transistors, and a second inductive terminal coupled to ground. The third induction element electrically couples to the first and the second induction elements according to first and second coupling parameters, respectively.10-04-2012
20120319737INVERTER AND SWITCHING CIRCUIT - Disclosed herein are an inverter and an antenna circuit. The inverter that receives control signals, inverts the control signals including a first control signal, a second control signal, and a third control signal, and outputs the inverted control signals, includes: a first MOS transistor having a gate to which a first control signal is applied and a source that is grounded; a second MOS transistor having a gate to which a third control signal is applied and a source to which a second control signal is applied; and a third MOS transistor having a gate to which a second control signal is applied and a source to which a third control signal is applied, wherein drains of the first MOS transistor, the second MOS transistor, and the third MOS transistor are connected to an output terminal.12-20-2012
20090219061PULSE GENERATOR CIRCUIT AND COMMUNICATION APPARATUS - A pulse generator circuit that outputs pulses having a predetermined shape from an output terminal based on a start signal includes a timing generator circuit that generates (n+1) signals (n is an integer greater than or equal to 2), the phases of which sequentially change at predetermined time intervals from the point when the phase of the start signal changes, first and second power supplies that supply predetermined potentials, n impedance devices, and a switching circuit that connects the output terminal to the first or second power supply in a predetermined order according to the value of a logic function based on the (n+1) signals via the corresponding impedance device.09-03-2009
20110241733MULTI-CHIP PACKAGE INCLUDING OUTPUT ENABLE SIGNAL GENERATION CIRCUIT AND DATA OUTPUT CONTROL METHOD THEREOF - An output enable signal generation circuit includes a latency decoder, a latch unit, a latency multiplexer, and an enable setting unit. The latency decoder is configured to decode a mode register set code and generate first and second CAS latency information. The latch unit is configured to output the latched first and second latency information as first and second latency signals. The latency multiplexer is configured to output the first or second latency signal as an output CAS latency signal in response to a chip select signal. The enable setting unit is configured to set an enable timing of an output enable signal.10-06-2011
20110234261DIGITALLY CONTROLLED HIGH Q FACTOR CAPACITOR - A control circuit and a conversion circuit. The control circuit may be configured to generate an analog control signal in response to a digital control signal. The conversion circuit may be configured to generate a capacitance signal in response to the analog control signal.09-29-2011
20120019286Integrated Circuit Signal Generation Device - An electronic integrated-circuit device is described in which mode control commands are stored. Mode parameters are also stored in the device. One or more inputs are used according to a predetermined process as determined by the stored parameters according to the stored commands and current mode. One or more output signals are produced. In various applications an output signal may be input to a sound amplifier, a lamp, a motor, a servo, etc. One application is a variety of sensor fusion. Procedural programming is avoided. The device operates with more speed and flexibility than other available configurations. Higher level supervisory management and control is useful for setup and initialization and is optional during operation. Selected platforms include microcontrollers; field programmable gate arrays (FPGAs) and application specific integrated circuits (ASICs).01-26-2012

Patent applications in class SIGNAL CONVERTING, SHAPING, OR GENERATING

Patent applications in all subclasses SIGNAL CONVERTING, SHAPING, OR GENERATING