Dew.Signal Unit — Dew Signal

Classes

Name	Description
MtxDialog	Abstract class for component editors.
TAnalysis	Abstract class for TSignal and TSpectrum components.
TAnalysisConnectorsCollection	Allows design time and run-time connectivity of TAnalysis.
TAnalysisList	Abstract class for all components, which hold a list of TAnalysis components.
TBandFilterList	Stores digital filter design specification.
TBandFilterRecord	Used by TSignalFilter for filter definition.
TBandlimitedInterpolator	Changes sampling frequency by a rational factor.
TBandlimitedInterpolatorList	Manage a list of TBandlimitedInterpolator components.
TBandRecord	Stores the definition of a frequency band.
TBaseKalmanFilter	Abstract class for the Kalman filtering algorithm(s).
TBiAnalyzer	Encapsulates higher order spectral analysis methods.
TBiSpectrumAnalyzer	Estimates bicoherence and/or bispectrum.
TBiSpectrumAnalyzerList	Manages a list of TBiSpectrumAnalyzer objects. Manages a list of TBiSpectrumAnalyzer objects.
TConnectorsCollection	Abstract class for TSpectrum and TSignal Collections.
TCrossAnalysisSet	Defines a set of transforms to be evaluated by the TCrossSpectrumAnalyzer component.
TCrossAnalyzer	Encapsulates cross spectral analysis methods.
TCrossSpectrumAnalyzer	Performs cross spectrum analysis.
TCrossSpectrumAnalyzerList	Manages a list of TCrossSpectrumAnalyzer objects. Manages a list of TCrossSpectrumAnalyzer objects.
TCSquareState
TCToneState
TCTriangleState
TCustomSpectrumAnalyzer	Generic spectrum analyzer class.
TCztState
TExtendedKalmanFilter	Extended Kalman filter component for filtering a non-linear process.
TFileStorage	Abstract class for read and writing signals.
TFilterList	Manages a list of filter definitions.
TFuncSignalList	Holds expresion definition.
TFuncSignalRecord	Expression parser record definition.
TKalmanFilter	Kalman filter component implements the standard (linear) Kalman filtering algorithm.
TMarkList	Manages a list of marks.
TMarkRecord	Stores mark position and value info.
TMtxConnectItem	Abstract item class that enables connectivity of components.
TNormalizedAmplt	Groups parameters for normalized amplitude tracing options.
TNormalizedFreq	Groups parameters for normalized frequency tracing options.
TSignal	Class defined to store uniformly sampled data.
TSignalAnalyzer	Analyzes a signal with different methods in time domain.
TSignalAnalyzerList	Manages a list of TSignalAnalyzer objects. Manages a list of TSignalAnalyzer objects.
TSignalBandpass	High speed narrow band linear phase bandpass filter.
TSignalBandpassList	Manage a list of TSignalBandpass components.
TSignalBrowse	Creates and navigates file overview files.
TSignalBrowseBuffer	Stores and buffers an overview of the incoming signal.
TSignalBrowseBufferList	Manages a list of TSignalBrowseBuffer objects. Manages a list of TSignalBrowseBuffer objects.
TSignalBrowseList	Manage a list of TSignalBrowse components.
TSignalBuffer	Keeps signal processing data pipe synchronized.
TSignalBufferList	Manages a list of TSignalBufferList components.
TSignalChannel
TSignalCollection	A collection for a list of references to TSignal objects.
TSignalConnectItem	Item class that enables connectivity of components.
TSignalDecBuffer	Decrease buffer length.
TSignalDecBufferList	Manage a list of TSignalIncBuffer components.
TSignalDecimator	Performs signal decimation.
TSignalDecimatorList	Manage a list of TSignalDecimator components.
TSignalDemodulator	Demodulates a signal.
TSignalDemodulatorList	Manage a list of TSignalDemodulator components.
TSignalDemux	Demultiplex input signal.
TSignalDemuxList	Manage a list of TSignalDemux components.
TSignalEnvelopeDetector	Detects the amplitude envelope of a signal.
TSignalEnvelopeDetectorList	Manage a list of TSignalEnvelopeDetector components.
TSignalFilter	Apply a digital filter to the input signal.
TSignalFilterList	Manages a list of TSignalFilter components.
TSignalGenerator	Generates signals in real time.
TSignalGeneratorList	Manage a list of TSignalGenerator components.
TSignalIncBuffer	Increase buffer length.
TSignalIncBufferList	Manage a list of TSignalIncBuffer components.
TSignalInterpolator	Performs signal interpolation.
TSignalInterpolatorList	Manage a list of TSignalInterpolator components.
TSignalItem	Collection item.
TSignalList	Manages a list of TSignal objects.
TSignalModulator	Modulates a signal.
TSignalModulatorList	Manage a list of TSignalModulator components.
TSignalMultiRate	Abstract class for multi-rate digital filters.
TSignalMux	Multiplex input signal.
TSignalMuxList	Manage a list of TSignalMux components.
TSignalRateConverter	Changes the sampling frequency by any integer or rational factor.
TSignalRateConverterList	Manage a list of TSignalRateConverter components.
TSignalRead	Reads a signal from the file.
TSignalReadList	Manage a list of TSignalRead components.
TSignalReport	Defines parameters for generating signal analysis report.
TSignalReportSet	Defines a set of items to be included in signal analysis report.
TSignalSaturationWarning	Signals saturation warning when recording.
TSignalSaturationWarningList	Manages a list of TSignalSaturationWarning objects.
TSignalSounds	Manages a list of different sound formula definitions.
TSignalStatsBuffer	Computes and stores statistics from Input data.
TSignalStatsBufferList	Manages a list of TSignalStatsBuffer objects.
TSignalStoreBuffer	Stores data and allows indexed access to elements.
TSignalStoreBufferList	Manages a list of TSignalStoreBuffer components.
TSignalToComplex	Form complex signal.
TSignalToComplexList	Manages a list of TSignalToComplexList components.
TSignalVariableRateConverter	Variable frequency rate converter.
TSignalVariableRateConverterList	Manage a list of TSignalVariableRateConverter components.
TSignalWrite	Writes a signal to a file.
TSignalWriteList	Manage a list of TSignalWrite components.
TSpectrogram	Form vectors from a list of TMarkList's.
TSpectrogramList	Manages a list of TSpectrogram objects.
TSpectrum	Class defined to store and manage a frequency spectrum.
TSpectrumAnalyzer	Computes and analyzes a frequency spectrum.
TSpectrumAnalyzerList	Manages a list of TSpectrumAnalyzer objects.
TSpectrumBands	A list to frequency band definitions.
TSpectrumBandsAnalyzer	A list of list of lists of frequency band definitions.
TSpectrumCollection	A collection for a list of references to TSpectrum objects.
TSpectrumCZT	Encapsulates parameters required by chirp-Z transform.
TSpectrumDescriptor	Stores the description of the spectrum.
TSpectrumFilter
TSpectrumItem	Spectrum collection item.
TSpectrumList	Manages a list of TSpectrum objects.
TSpectrumPeakInterpolation	Encapsulates parameters used for peak interpolation.
TSpectrumPeaksAnalyzer	Manages frequency spectrum peaks.
TSpectrumReport	Defines parameters for generating frequency analysis report.
TSpectrumReportSet	Defines a set of items to be included in spectrum analysis report.
TSpectrumStats	Encapsulates properties for averaging and confidence interval calculation of the spectrum.
TSpectrumStatsBuffer	Stores and buffers statistics from a SpectrumAnalyzer.
TSpectrumStatsBufferList	Manages a list of TSpectrumStatsBuffer objects.
TStaticSpectrumAnalyzer	Analyzes a frequency spectrum.
TStaticSpectrumAnalyzerList	Manages a list of TStaticSpectrumAnalyzer objects.
TStatsBuffer	Abstract class for storing statistics computed from Input data.
TStoredSpectrumAnalyzer
TStreamedList	An abstract class for stream capable TList.
TStreamTemplates	Streamable list of lists.
TStringStreamList	Handles a list of memory streams.
TTraceItem	Stores the history of the associated Mark.
TTraceList	Form vectors from a list of TMarkList's.
TVariableBandlimitedInterpolator

Records

Name	Description
TBandFilterRecordDouble
TBandRecordDouble
TCircularBufferState	Type used by circular buffering.
TConsistentParam	Filter state type used by ConsistentParameter filter method.
TDelayFilterState
TDiffState	Type used by the numerical differentiation routine.
TFirState	Filter state used by FIR filtering methods.
TFuncSignalRecordDouble
TIirState	Filter state used by IIR filtering methods.
TIntegrateState	Type used by the numerical integration routine.
TMarkRecordDouble	Defined to support double/single compatibility.
TMedianState	Type used by median filter.
TSampleAndHoldState	Filter state used by sample-and-hold filtering routines.
TSpectrumDescriptorRecord	Defined to support storing and loading the spectrum descriptor to/from Streams.
TSquareToneState	Type used for square signal function generation.
TTapsStages	Used for multi-rate signal filtering.
TToneState	Type used for sine function generation.
TTriangleState	Type used for triangle tone generation.
TWaveFormatEx

Enumerations

Name	Description
TAutoCorrType	Defines the autocorrelation type.
TAveraging	Defines averaging type.
TBandReference	Band reference specification.
TBiAnalysis	Defines which higher order statistics to calculate.
TBicoherenceType	Defines the formula used for bicoherence estimation.
TBufferType	Defines signal buffering type.
TChannel	Stereo channel selection.
TCrossSpectrumAnalysis	Defines a set of transforms which can be computed by the TCrossSpectrumAnalyzer.
TCrossTransform	Defines possible results returned by the cross spectrum analyzer.
TFileFormat	Specifies file formats supported.
TFilterError	Defines possible comb filter design errors.
TFilterSymmetry	Defines filter symmetry.
TFilterType	Defines FIR filter types.
TFirFilterMethod	Defines method used for FIR filter design.
TFractionalImpulse	Set of predefined FIR allpass filters suitable for fractional delay filtering. Filter specifications have been relaxed to allow variation of the amplitude in the stop band between 0 and 1 linear scale, but keeping the ripple specification in the passband. When unclear what to select, falp_60dB is recommended.
TFraming	Defines how to browse a multi-record file.
TFuncSignalType	Specifies signal types, which can be generated by TSignalGenerator.
TGoertzPhaseCorrection
TIirFilterMethod	Defines supported IIR filter design methods.
TIirFrequencyTransform	Methods for frequency band transformation of IIR filters.
TIirResultType	Specifies the form in which the IIR filter can be returned.
TIntegration	Defines integration/differentiation options.
TInterpolationMethod	Defines a set of frequency spectrum peak interpolators.
TInterpolationPrecision	Precision specification for numerical peak interpolation.
TLastFrameCheck	Defines how to handle data at the end of file.
TLogSpan	Defines the span of the frequency spectrum in dB.
TLogType	Defines how to compute the logarithm of the frequency spectrum.
TMonitorMode	Defines signal monitoring type.
TMusicalNotePitch
TNormTracing	Normalized tracing options.
TOperSignalType	Defines the operator types used by expression parser.
TOpType	Defines the type of the operand for expression parser.
TPeakTraceMethod	Specifies how to mark peaks automatically.
TPhaseMode	Defines how to handle the phase of the frequency spectrum.
TPhaseRange	Defines the range of the computed phase spectrum.
TPhaseUnits	Defines the measuring units for the phase.
TPipeProcessing	Defines how to process pipes.
TPipeState	Defines the state of the processing pipe.
TRecursiveHarmonics	Refinement of the frequency of the first harmonic.
TRemezType	Defines the type of the filter for Parks-McClellan algorithm.
TResponseType	Defines filter response type.
TRunningPhase	Type used by the PhaseUnwrap procedure.
TSignalStatistics	Defines signal statistics that can be streamed.
TSignalWindowMode	Window function definition.
TSignalWindowType	Window function definition. Specifies window function type to be applied to the signal prior to be passed to the FFT algorithm.
TSortType	Defines how the marks will be sorted.
TSpanLevel	The file overview level.
TSpectrumMethod	Defines methods for frequency spectrum estimation.
TSpectrumStatistics	Defines spectral statistics that can be streamed.
TSpectrumType	Defines frequency spectrum types.
TTimeTransform	Defines the transformation to be applied to the time signal.
TWaveletDecomp	Defines the result type of wavelet decomposition.
TWaveletType	Defines wavelet types.

Delegates

Name	Description
TKalmanMeasurementEvent	Event type used by Extended Kalman filter.
TKalmanProcessEvent	Event type used by Extended Kalman filter.
TNotifyMtxEvent	Event type passing a TMtx object as a parameter.
TNotifyVecEvent	Event type passing a TVec object as a parameter.
TOnComputeStats	Method type used to return result computed by the method.
TOnResync	Triggered when reseting function phase.