Standard Stimulus Generators

This page details the stimulus generators included with Symphony.

PulseGenerator

Generates a single rectangular pulse stimulus.

• preTime - Leading duration (ms)
• stimTime - Pulse duration (ms)
• tailTime - Trailing duration (ms)
• amplitude - Pulse amplitude (units)
• mean - Mean amplitude (units)
• sampleRate - Sample rate of generated stimulus (Hz)
• units - Units of generated stimulus

RepeatingPulseGenerator

Generates an indefinitely repeating rectangular pulse stimulus.

• preTime - Leading duration (ms)
• stimTime - Pulse duration (ms)
• tailTime - Trailing duration (ms)
• amplitude - Pulse amplitude (units)
• mean - Mean amplitude (units)
• sampleRate - Sample rate of generated stimulus (Hz)
• units - Units of generated stimulus

RampGenerator

Generates a single linear ramp stimulus.

• preTime - Leading duration (ms)
• stimTime - Ramp duration (ms)
• tailTime - Trailing duration (ms)
• amplitude - Ramp peak amplitude (units)
• mean - Mean amplitude (units)
• sampleRate - Sample rate of generated stimulus (Hz)
• units - Units of generated stimulus

PulseTrainGenerator

Generates a rectangular pulse train stimulus.

• preTime - Leading duration before the train (ms)
• pulseTime - Duration of each pulse in the train (ms)
• intervalTime - Inter-pulse interval duration (ms)
• tailTime - Trailing duration after the train (ms)
• amplitude - Pulse amplitude (units)
• mean - Mean amplitude (units)
• numPulses - Number of pulses in the train
• pulseTimeIncrement - Amount to increment the pulse duration with every pulse in the train (ms)
• intervalTimeIncrement - Amount to increment the inter-pulse interval duration with every pulse in the train (ms)
• amplitudeIncrement - Amount to increment the pulse amplitude with every pulse in the train (units)
• sampleRate - Sample rate of generated stimulus (Hz)
• units - Units of generated stimulus

SineGenerator

Generates a sine wave stimulus.

• preTime - Leading duration (ms)
• stimTime - Sine wave duration (ms)
• tailTime - Trailing duration (ms)
• amplitude - Sine wave amplitude (units)
• period - Sine wave period (ms)
• phase - Sine wave phase offset (radians)
• mean - Mean amplitude (units)
• sampleRate - Sample rate of generated stimulus (Hz)
• units - Units of generated stimulus

SquareGenerator

Generates a square wave stimulus.

• preTime - Leading duration (ms)
• stimTime - Square wave duration (ms)
• tailTime - Trailing duration (ms)
• amplitude - Square wave amplitude (units)
• period - Square wave period (ms)
• phase - Square wave phase offset (radians)
• mean - Mean amplitude (units)
• sampleRate - Sample rate of generated stimulus (Hz)
• units - Units of generated stimulus

SumGenerator

Generates a stimulus from the sum of a set of specified stimuli. All stimuli must have the same duration, units, and sample rate.

• stimuli - Cell array of stimuli to sum

WaveformGenerator

Generates an arbitrary waveform stimulus from a specified vector.

• waveshape - Wave as a vector (units)
• sampleRate - Sample rate of generated stimulus (Hz)
• units - Units of generated stimulus

intaglio_figures.zip