uk.ac.ed.ph.signal
Class Hanning

java.lang.Object
  uk.ac.ed.ph.signal.Window
      uk.ac.ed.ph.signal.Hanning

public class Hanning
extends Window

Class to implement the Hanning window of 0.5-0.5*cos(2pi t)

Constructor Summary

Hanning()
Default constrcuor to form window on zero length

Hanning(int n)
Constructor to for a Hanning window of specifed length

Method Summary

double

getWeight(double t) methdo to calcualte the Hanning window

Methods inherited from class uk.ac.ed.ph.signal.Window

getWeight, setLength

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Hanning

public Hanning()

Default constrcuor to form window on zero length

Hanning

public Hanning(int n)

Constructor to for a Hanning window of specifed length

Parameters:

n - length of the window

Method Detail

getWeight

public double getWeight(double t)

methdo to calcualte the Hanning window

Specified by:

getWeight in class Window

Parameters:

t - normnalsied time

Returns:

double the window weight