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Seismic image filtering machine to generate a filtered seismic image, program products, and related methods

Date/App# patent app List of recent Exponential-related patents
 Method and system for dynamically partitioning very large database indices on write-once tables patent thumbnailMethod and system for dynamically partitioning very large database indices on write-once tables
Methods and systems for partitioning and dynamically merging a database index are described. A database index includes a single first-level index partition stored in a data cache.
 Method to structure mineral aggregate gradation by using three control points and two curves patent thumbnailMethod to structure mineral aggregate gradation by using three control points and two curves
The invention involves “a method to structure mineral aggregate gradation by using three control points & two curves”, including the following steps: (1) three control points are determined according to the property of the mixtures: nominal maximum size of aggregate and its passing rate, nominal minimum size of aggregate and its passing rate, and the discontinuity point between the coarse aggregate and the fine aggregate and its passing rate. (2) the grading curves of the coarse and the fine aggregate are selected respectively with power function model, exponential function model and logarithmic function model.
 Seismic image filtering machine to generate a filtered seismic image, program products, and related methods patent thumbnailSeismic image filtering machine to generate a filtered seismic image, program products, and related methods
Seismic image filtering machines, systems, program products, and computer implemented methods are provided to generate a filtered seismic image responsive to filtered seismic image data generated by attenuating coherent seismic noise from surface waves of an unfiltered wavefield constructed from unfiltered seismic image data through a single downward extrapolation of the unfiltered wavefield using a plurality of nonstationary convolution operators to perform localized filtering at each of a plurality of spatial locations of the unfiltered wavefield. Various embodiments, for example, can beneficially handle strong lateral velocity variations thus making various embodiments effective tools to remove complicated coherent seismic noise which is typically in the form of exponentially decaying evanescent waves.
 Atmospheric density correlation technique patent thumbnailAtmospheric density correlation technique
A computer-implemented sequence analysis method is provided for calculating atmospheric density. The method includes determining an altitude z within an altitude range band such that z(i)≦z≦z(i+1); identifying factor a(i) and exponential b(i) coefficients that correspond to said altitude range; and applying said factor and exponential coefficients to density equation ρ(z(i)=a(i)er(i)7(i), with specified values for the coefficients..
 Apparatus, systems, and methods for providing offloading to an alternate network patent thumbnailApparatus, systems, and methods for providing offloading to an alternate network
This disclosure relates to a system and method for offloading selected data to an alternate communication network. The offloading provides another route for selected packet traffic that can relieve the burden on a mobile operator's network, such as the backhaul and core networks.
 Systems and methods for increasing participation of liquidity providers on crossing system patent thumbnailSystems and methods for increasing participation of liquidity providers on crossing system
In one aspect, the invention comprises a system for enabling a crossing system operator to calculate a rebate payment to a second participant for executing the block order of a first participant based on at least one of: (a) a difference between a benchmark price and an execution price of the block order; (b) total volume of block execution; and (c) an amount that decays exponentially with the time between the first participant's order and the order's execution by a liquidity provider.. .
 Multivariate data mixture model estimation device, mixture model estimation method, and mixture model estimation program patent thumbnailMultivariate data mixture model estimation device, mixture model estimation method, and mixture model estimation program
With respect to the model selection issue of a mixture model, the present invention performs high-speed model selection under an appropriate standard regarding the number of model candidates which exponentially increases as the number and the types to be mixed increase. A mixture model estimation device comprises: a data input unit to which data of a mixture model to be estimated, candidate values of the number of mixtures which are required for estimating the mixture model of the data, and types of components configuring the mixture model and parameters thereof, are input; a processing unit which sets the number of mixtures from the candidate values, calculates, with respect to the set number of mixtures, a variation probability of a hidden variable for a random variable which becomes a target for mixture model estimation of the data, and estimates the optimal mixture model by optimizing the types of the components and the parameters therefor using the calculated variation probability of the hidden variable so that the lower bound of the posterior probabilities of the model separated for each component of the mixture model can be maximized; and a model estimation result output unit which outputs the model estimation result obtained by the processing unit..
 Arterial pressure-based, automatic determination of a cardiovascular parameter patent thumbnailArterial pressure-based, automatic determination of a cardiovascular parameter
One or more cardiovascular parameters is estimated as a function of the arterial pressure waveform, in particular, using at least one statistical moment of a discrete representation pressure waveform having an order greater than one. Arterial compliance, the exponential pressure decay constant, vascular resistance, cardiac output, and stroke volume are examples of cardiovascular parameters that can be estimated using various aspects of the invention.
 Device and method for estimating the heart rate during motion patent thumbnailDevice and method for estimating the heart rate during motion
The present invention relates to a portable device (10) for determining a heart rate of a person (20), comprising a heart rate measurement unit, a motion measurement unit for measuring the motion of a body part (12), and a processing unit. The processing unit is adapted to measure a signal quality of the heart rate signal and accordingly switch between two calculation modes: if the signal quality is above a predefined threshold, the heart rate is calculated based on the heart rate signal.
 Scalable transport with cluster-consensus rendezvous patent thumbnailScalable transport with cluster-consensus rendezvous
Embodiments disclosed herein provide advantageous methods and systems that use multicast communications via unreliable datagrams sent on a protected traffic class. These methods and systems provide effectively reliable multicast delivery while avoiding the overhead associated with point-to-point protocols.
Scalable transport with client-consensus rendezvous
Embodiments disclosed herein provide advantageous methods and systems that use multicast communications via unreliable datagrams sent on a protected traffic class. These methods and systems provide effectively reliable multicast delivery while avoiding the overhead associated with point-to-point protocols.
Scalable transport system for multicast replication
Embodiments disclosed herein provide advantageous methods and systems that use multicast communications via unreliable datagrams sent on a protected traffic class. These methods and systems provide effectively reliable multicast delivery while avoiding the overhead associated with point-to-point protocols.
Scalable transport method for multicast replication
Embodiments disclosed herein provide advantageous methods and systems that use multicast communications via unreliable datagrams sent on a protected traffic class. These methods and systems provide effectively reliable multicast delivery while avoiding the overhead associated with point-to-point protocols.
Multi-media data rate allocation method and voice over ip data rate allocation method
A multimedia bitrate adaption method for individual users wherein only a set of predetermined bitrates may be selected as the multimedia bitrate of the user. The predetermined bitrates are quantized into exponentially distributed levels, and the users' experiences corresponding to the predetermined bitrates are with the same intervals, thereby increasing the service capacity and improving user satisfaction..
Engineered microalgae with enhanced lipid production
Described herein are engineered microalgae that exhibit enhanced lipid production during exponential growth. Such engineered microalgae are useful, for example, for the production of biofuels..
Electronic system, rf power amplifier and output power compensation method thereof
A radio frequency (rf) power amplifier is disclosed. The power amplifier includes an output stage circuit, an exponential type bias circuit and a voltage-current transformation circuit.
Charged particle accelerator systems including beam dose and energy compensation and methods therefor
A method of operating an acceleration system comprises injecting charged particles into an rf accelerator, providing rf power to the accelerator, and accelerating the injected charged particles. The accelerated charged particles may impact a target to generate radiation.
Exponential scan mode for quadrupole mass spectrometers to generate super-resolved mass spectra
A novel scanning method of a mass spectrometer apparatus is introduced so as to relate by simple time shifts, rather than time dilations, the component signal (“peak”) from each ion even to an arbitrary reference signal produced by a desired homogeneous population of ions. Such a method and system, as introduced herein, is enabled in a novel fashion by scanning exponentially the rf and dc voltages on a quadrupole mass filter versus time while maintaining the rf and dc in constant proportion to each other.
Systems and methods for statistical control and fault detection in a building management system
A building management strategy includes using exponentially weighted moving averages with statistical models to detect changes in the behavior of the building management system. Detected changes in the behavior of the system may indicate a detected fault, a change in a predicted behavior, or a need for the statistical models to be updated..
Error rate threshold for storage of data
Embodiments of the invention relate to calculation of error rate for data storage which includes determining a completion status of a read operation of data stored in a storage device, the completion status being one of at least partially complete or not complete. The fault monitoring count is incremented based on the completion status being not complete.
Oilfield production forecasting system
A system, method and computer readable medium capable of improving the efficiency and accuracy of oilfield production forecasting operations is described herein. Measured oilfield production data may be utilized to generate estimates for the mean, covariance and noise.
Data flow control
One aspect provides a method of controlling an information flow in a data transmission system. In one embodiment, the method comprises receiving a plurality of data packets and generating a modified information flow.
Vector nco and twiddle factor generator
A method and apparatus may be used to generate complex exponentials for either frequency domain or time domain applications by programming input parameter values into a complex exponential vector generator (260) having a frequency generator stage (281) and a vector phase accumulator stage (282) arranged with a vector element multiplier stage (283) to generate complex exponential phase index values (α0, α1, . .
Exponentially weighted moving averaging filter with adjustable weighting factor
A method of increasing a weighting factor of an exponentially weighted moving averaging (“ewma”) filter is provided. The method includes monitoring a data stream containing raw data values, and determining an ewma value based on the data stream by an electronic control module.
Automatic threshold setting and baseline determination for real-time pcr
The invention discloses a system and methods for quantitating the presence of nucleic acid sequences by evaluation of amplification data generated using real-time pcr. In one aspect, the methods may be adapted to identify a threshold and threshold cycle for one or more reactions based upon evaluation of exponential and baseline regions for each amplification reaction.
System and method for directional sound transmission with a linear array of exponentially spaced loudspeakers
A system and method for the directional transmission of sound is disclosed. In one embodiment, the system comprises an audio source configured to generate an audio signal, a control module configured to receive the audio signal and generate a driving signal, based at least in part on the audio signal, and an array comprising a plurality of loudspeakers, wherein the loudspeakers are linearly arranged such that the spacing between two adjacent loudspeakers increases along the array.
Method of referencing and citing scientific papers
The number of citations in scientific papers referencing an individual scientist plays a key role in their professional life and in scientific communities. Today's exponentially growing number of scientific publications makes it nearly impossible for authors to reflect all papers that may deserve citations.
Nicking and extension amplification reaction for the exponential amplification of nucleic acids
The invention is in general directed to the rapid exponential amplification of short dna or rna sequences at a constant temperature.. .
Wide dynamic range display
Methods and systems for wide dynamic range display are presented. In one embodiment, a method includes receiving a color filter array (cfa) pixel signal, computing, using image processing hardware, an adaptation factor for the cfa pixel signal, the adaptation factor having a global factor component and a local factor component, and computing, using the image processing hardware, an adapted pixel signal for the cfa pixel in response to a reverse exponential function featuring the adaptation factor.
Software digital front end (softdfe) signal processing
Software digital front end (softdfe) signal processing techniques are provided. One or more digital front end (dfe) functions are performed on a signal in software by executing one or more specialized instructions on a processor to perform the one or more digital front end (dfe) functions on the signal, wherein the processor has an instruction set comprised of one or more of linear and non-linear instructions.
Automatic gain control algorithm for receiver architecture
A logarithmic (log) based adaptive algorithm to track rf power received at a receiver is provided. The method includes: receiving, by a variable gain amplifier (vga) having exponential gain characteristics, an input signal; and providing log-based gain control of the input signal by determining a power of the input signal, and generating, according to the determined power, a voltage control signal using a log-based function, wherein the vga amplifies the input signal based on the voltage control signal..
Estimating state of charge (soc) and uncertainty from relaxing voltage measurements in a battery
Some embodiments of the present invention provide a system that estimates a state of charge for a battery. During operation, while the battery is relaxing toward a fully rested state, the system determines if a modified state of charge of the battery is substantially consistent with a predetermined decay pattern.
Method and system for securely accessing different services based on single sign on
An embodiment for securely accessing services of a service provider based on single sign on. The user device is authenticated by an authentication server if the computed hash of the first random number r is same as the received hash of the first random number r sent by a user device.
Digital processor having instruction set with complex exponential non-linear function
A digital processor is provided having an instruction set with a complex exponential function. The digital processor evaluates a complex exponential function for an input value, x, by obtaining a complex exponential software instruction having the input value, x, as an input; and in response to the complex exponential software instruction: invoking at least one complex exponential functional unit that implements complex exponential software instructions to apply the complex exponential function to the input value, x; and generating an output corresponding to the complex exponential of the input value, x.
Nicking and extension amplification reaction for the exponential amplification of nucleic acids
The invention is in general directed to the rapid exponential amplification of short dna or rna sequences at a constant temperature.. .
Datapath circuit for digital signal processors
A datapath circuit may include a digital multiply and accumulate circuit (mac) and a digital hardware calculator for parallel computation. The digital hardware calculator and the mac may be coupled to an input memory element for receipt of input operands.
Multiphase nucleic acid amplification
Improved methods for use in nucleic acid amplification, including multiplex amplification, where the amplification is carried out in two or more distinct phases are disclosed. The first phase amplification reaction preferably lacks one or more components required for exponential amplification.
Microfluidic large scale integration
High-density microfluidic chips contain plumbing networks with thousands of micromechanical valves and hundreds of individually addressable chambers. These fluidic devices are analogous to electronic integrated circuits fabricated using large scale integration (lsi).
Plan choosing in digital commercial print workflows
A method for online planning of a workflow for a job of processing an article in a plant in which other articles are currently being processed, may include, for each stage of the processing, assigning a machine cost value to each machine of the plant that is capable of executing that stage, the machine cost value being an exponential function of a current congestion of that machine. The method may also include constructing a plurality of workflow routes, each workflow route including a series of selected machines such that each selected machine of the series is capable of executing a different stage of the processing,.
Analytics data indexing system and methods
Provided is a method that includes a method for updating index data. The method includes receiving index data, including an index value indicative of user activity on a network site and an index time corresponding to a time used for calculating the index value, receiving an update index time corresponding to a time used for updating the index data, determining an updated index value using an exponential decay of the index value from the index time to the update index time, wherein the updated index value comprises a decayed value of the index value corresponding to the update time, and storing updated index data including the updated index value and the update index time..
Production of red blood cells and platelets from stem cells
This disclosure provides methods of making a megakaryocyte-erythroid progenitor cell (mep), comprising differentiating a stem cell into a mep in culture in the presence of an aryl hydrocarbon receptor (ahr) agonist. In some embodiments the stem cell is a pluripotent stem cell.
Filters and functions using exponential decay
The technology described in this document relates to filters and functions that are based on exponential decay functions. In one aspect, the technology is embodied in a method that includes using a computing device to compute a first function as a combination of (i) an exponential decay function, a decay factor for which is chosen based on a gaussian function, and (ii) at least a second function that is obtained by one or more convolution operations on the decay function.
Electrohydraulic controller feedback system and method
An electrohydraulic controller feedback system and method including an electrohydraulic operator controller and a feedback mechanism is disclosed. An operator controls a machine hydraulic function using the electrohydraulic operator controller, the feedback system senses a property of the hydraulic function, and generates tactile feedback in the electrohydraulic operator controller based on the sensed property.
Ising model quantum computation device and ising model quantum computation method
This computation device and method exponentially shortens a computation time of an np-complete problem or the like mapped into an ising model by exponentially shortening a computation time of the ising mode. For each pair of a plurality of slave lasers, by controlling the intensity, the polarization, and the phase of light exchanged between two slave lasers using an attenuator and a wave plate, the magnitude and the sign of pseudo ising interaction between two slave lasers are implemented.
System and method for bounding accuracy on correlated overhead sky clearness for use in photovoltaic fleet output estimation
Statistically representing point-to-point photovoltaic power estimation and area-to-point conversion of satellite pixel irradiance data are described. Accuracy on correlated overhead sky clearness is bounded by evaluating a mean and standard deviation between recorded irradiance measures and the forecast irradiance measures.
Providing feedback to media senders over real time transport protocol (rtp)
The principal object of this embodiment is to provide regular feedback about the packet losses from a receiver to a sender in a rtp based network, based on which the sender then decides to control its transmission rate resulting in better quality of experience (qoe) for the receiver. Another object of the embodiment is to propose a method and system to send and receive feedback using lightweight protocol packets on a periodic or on as-per-required basis in a rtp based network.
System, apparatus and method for emittance control and suppressing stray light
A system, apparatus and method employing carbon nanotubes on substrates such as silicon, titanium, copper, stainless steel and other substrates, where the carbon nanotubes are blacker than existing paints and coatings, thereby providing an exponential increase in stray light suppression depending on the number of bounces of such treated surfaces. Additionally, the present invention is directed to techniques to better absorb and radiate unwanted energies.
Computing multi-magnet based devices and methods for solution of optimization problems
A computing multi-magnet device and method for solving complex computational problems is provided. Embodiments include a first magnet, a second magnet, and an interconnect between and interconnecting the first and second magnets, the interconnect configured to allow the first and second magnets to communicate via a voltage or current applied to the first and second magnet and conducted by the interconnect.
Imaging pixels and related methods
An improved cmos pixel with a combination of analog and digital readouts to provide a large pixel dynamic range without compromising low-light performance using a comparator to test the value of an accumulated charge at a series of exponentially increasing exposure times. The rest is used to stop the integration of photocurrent once the accumulated analog voltage has reached a predetermined threshold.
Non-radioactive density measurement in oilfield operations
The current application discloses a non-contact, non-radioactive densitometer system, comprising a curved tube containing an oilfield fluid, a mass measuring device connected to the curved tube, and a data acquisition system connected to the mass measuring device. The mass measuring device measures the mass of the curved tube and the data acquisition system calculate the density of the oilfield fluid in the curved tube.
Content search mechanism that uses a deterministic finite automata (dfa) graph, a dfa state machine, and a walker process
An improved content search mechanism uses a graph that includes intelligent nodes avoids the overhead of post processing and improves the overall performance of a content processing application. An intelligent node is similar to a node in a dfa graph but includes a command.
Spike domain neuron circuit with programmable kinetic dynamic, homeostatic plasticity and axonal delays
A spike domain asynchronous neuron circuit includes a first spike to exponential circuit for emulating kinetic dynamics at a neuron input and converting voltage spikes into exponentials, a first adjustable gain circuit for emulating homeostatic plasticity coupled to the first voltage-type spike exponential output and having a first current output, a neuron core circuit coupled to the first current output for emulating a neuron core and having a spike encoded voltage output, a filter and comparator circuit coupled to the spike encoded voltage output and having a gain control output coupled to the first adjustable gain circuit for controlling a gain of the first adjustable gain circuit, and an adjustable delay circuit for emulating an axonal delay coupled to the spike encoded voltage output and having an axonal delay output.. .
On-shelf availability system and method
Systems and methods to determine on-shelf availability are provided. In example embodiments, transaction data that includes past sales transactions is accessed.
Neural signal processing and/or interface methods, architectures, apparatuses, and devices
Processing a neural signal sequence occurs in accordance with a neural signal spiking model that includes an exponential component (ec) and a polynomial component (pc). The exponential component is correlated with the presence of signal sequence noise, and the polynomial component is correlated with the presence of detectable signal sequence spikes distinguishable from the noise.
Ultra-high-sensitive assay of protein and nucleic acid and kit, and novel enzyme substrate
Provided is a ultra-high-sensitivity assay in which the assay can be made on a commonly used assay apparatus such as an absorptiometer and a plate reader or with naked eyes. The high-sensitivity assay in which the assay can be made on a commonly used assay apparatus or with naked eyes can be provided by combining an enzyme cycling method using thio-nad(p) as a coenzyme, a labeling enzyme and a substrate for the labeling enzyme optimally, and by amplifying thio-nad(p)h, which is a signaling substance, exponentially and then quantifying the thio-nad(p)h colorimetrically..
High efficiency furnace/air handler blower housing with a side wall having an exponentially increasing expansion angle
An air distribution blower housing for an air handler such as a residential furnace is designed with a volute-shaped outer wall that has an exponentially increasing expansion angle in the direction of air flow through the blower housing for at least a portion of the volute-shaped outer wall length. This results in the blower housing having an enlarged air outlet opening that slows down and spreads out the air flow from the blower housing over a greater area of the furnace heat exchanger.
Security aspects of multiexponential decays
At least two luminescent materials are intermingled within a security feature. The materials are selected from among a larger set of luminescent materials each having a different individual exponential decay characteristic (decay constant and initial amplitude response to the degree of excitation) for photo-luminescent emission from the respective material following excitation.
Photoelectric sensor and method for controlling amplification of received light intensity in photoelectric sensor
A photoelectric sensor amplifies a received light intensity signal generated through light projection processing and light receiving processing, and performs detection processing using the amplified received light intensity signal. The photoelectric sensor is provided with a variable resistor that generates an adjustment command signal that changes linearly with respect to sensitivity adjustment manipulations performed by a user.
Constant to variable gear pitch for temperature door rotation
A gear pair for a motor vehicle climate control system door drive mechanism includes a drive gear and a driven gear. The drive gear and the driven gear cooperate to form a gear pair, wherein the gear pair is constructed so that a gear ratio of the gear pair transitions from a linear gear ratio to a non-linear gear ratio.
Method for authenticating low performance device
The present invention relate to a method for authenticating a low performance device, and more particularly, to a device authenticating method, in which a low performance device such as a smart meter of a smart grid is authenticated in a matrix operation instead of an exponential operation through a homomorphic hash function (hhf) of a non-square matrix m, so that the amount of operations required for authenticating the device can be reduced and the device can be safely authenticated even without a separate certificate authority.. .
Decoding method and decoder for unary/kth order exponential golomb codes
A decoding method for unary/kth order exponential golomb (uegk) codes is provided. The first step is a receiving step: receiving n bits from an input stream and updating a bit count.
Latent variable model estimation apparatus, and method
To provide a latent variable model estimation apparatus capable of implementing the model selection at high speed even if the number of model candidates increases exponentially as the latent state number and the kind of the observation probability increase. A variational probability calculating unit 71 calculates a variational probability by maximizing a reference value that is defined as a lower bound of an approximation amount, in which laplace approximation of a marginalized log likelihood function is performed with respect to an estimator for a complete variable.
Simulation of patient drain phase in peritoneal dialysis
A method of modeling a patient's peritoneal dialysis drain phase includes (a) modeling a first segment of a drain phase curve as having a constant flowrate, (b) modeling a second segment of the drain phase curve as having a decaying exponential flowrate, and (c) ensuring that a drain flowrate does not fall below a certain level during therapy by incorporating a switching component so that (i) at a first time the first segment is active while the second segment is inactive and (ii) at a second time the first segment is inactive while the second segment is active.. .
Eddy current thermometer
A remote, noncontact temperature determination method and apparatus is provided, which is operable to determine the temperature of a conducting member in operative thermal communication with an object of interest. The method comprises the steps of first inducing a closed vortex eddy current in a conducting member by subjecting the member to a magnetic field, such that the corresponding eddy current magnitude changes exponentially over time.
Method to detect loss of fluid or blockage in a hydraulic circuit using exponentially weighted moving average filter
Method for detecting a fault condition in a vehicular hydraulic circuit during a drive cycle using an electric pump includes monitoring an actual pump torque and monitoring a desired pump torque. A current confidence factor is determined based on the actual pump torque and the desired pump torque.
Systems and methods for the analysis of proximity binding assay data
A proximity binding assay (pba) is performed on at least one test sample, at least one reference sample, a background sample, and one or more calibration samples using a thermal cycler instrument. Ct values are determined for at least one set of test sample data and at least one set of reference sample data.
Location server method for communicating location information
A location server (2) for a mobile telecommunications network (1), the location server (2) comprising at least one network interface (3) through which it is arranged to communicate with network nodes (4) of the mobile telecommunications network (1), and a processor (5) arranged to: receive a message containing information from which the position of a mobile device (6) of the telecommunications network (1) can be estimated; process the information to produce a mobile device (6) position estimate; send to at least one of the network nodes (4, 6) an output message containing the estimate; and quantize the information to have one of a plurality of indicative values, each of the values indicating a range of distances having upper and lower bounds, wherein, for at least some successive pairs of the indicative values, for indicative values indicating increasing distance, the difference between the upper and lower bounds increases, typically exponentially.. .
Acoustic coin sensor
The present subject matter relates to a capacity detector, a waveguide and a manifold for use with a coin sensor as well as methods for sensing a capacity of a coin receptacle. In one aspect, the waveguide for use with a coin sensor comprises an excitation end for receiving an acoustic signal, a horn end for disposition adjacent to a coin receptacle, and a conduit interconnecting the horn end and the excitation end.
Systems and methods for varying a sampling rate of a signal
Methods and systems are provided that include sampling a light intensity signal at different frequencies based on the waveform of the signal to produce a more accurate digitized signal. The light intensity signal is an analog signal proportional to the intensity of light received at a detector of a pulse oximetry system.
Disk drive with head thermal fly-height actuator and controller for compensation of write head expansion
The invention is a disk drive with a thermal fly-height actuator and a fly-height controller that compensates for exponential write pole protrusion during a write operation. The fly-height controller includes fly-height control logic that controls a single digital-to-analog converter (dac) that outputs a voltage to drive the heater.
Object operating device and method, and program
Motion data to be inserted between two different object actions that include a rotating action and are to be successively performed are generated so that the two actions are smoothly connected. Respective elements d required to define a transitional motion action are calculated from the respective frames after the end point of the former motion and before the start point of the latter motion.
Amplifier and filter having cutoff frequency controlled according to digital code
An amplifier circuit is provided. The amplifier circuit includes an operational amplifier, a feedback resistor for changing gain and cutoff frequency characteristics of the operational amplifier, and a feedback variable capacitor for changing the cutoff frequency characteristics of the operational amplifier, wherein a capacitance of the feedback variable capacitor increases exponentially according to a digital control code, and the cutoff frequency of the operational amplifier is inversely proportional to the capacitance of the feedback variable capacitor and varies linearly on a logarithmic scale..

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Exponential topics: Exponential, Prospective, Computer System, Permutation, Test Strip, Anomaly Detection, Hierarchical, Dictionary, Communications, Visibility, Control Unit, Semiconductor, Semiconductor Material, Distributed, Network Device

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