## Re: [DSPEngineering] distortion and power measurement for echo canceller

Expand Messages
• hi ravi, i dont know anything about the g.167 spec. but, squaring and summing a discrete time signal gives u its energy. raja ...
Message 1 of 4 , Jun 2, 2002
hi ravi,
i dont know anything about the g.167 spec. but, squaring and summing a discrete
time signal gives u its energy.
raja

--- basaravikiran <basaravikiran@...> wrote:
> hello group members,
> we are testing the acoustic echo canceller as per g.167 spec.
> here while testing we have to calculate distortion at rout.
> how the acoustic distortion is measured??
> for power calculation of a signal just sqaring the sequence is enough?
>
>
>

__________________________________________________
Do You Yahoo!?
Yahoo! - Official partner of 2002 FIFA World Cup
http://fifaworldcup.yahoo.com
• thank u very much can we calculate the power just by deviding the squared samples by the length of the array ...
Message 2 of 4 , Jun 5, 2002
thank u very much
can we calculate the power just by deviding the
squared samples by the length of the array
--- Raja V Tamma <rajatamma@...> wrote:
> hi ravi,
> i dont know anything about the g.167 spec. but,
> squaring and summing a discrete
> time signal gives u its energy.
> raja
>
> --- basaravikiran <basaravikiran@...> wrote:
> > hello group members,
> > we are testing the acoustic echo canceller as per
> g.167 spec.
> > here while testing we have to calculate distortion
> at rout.
> > how the acoustic distortion is measured??
> > for power calculation of a signal just sqaring the
> sequence is enough?
> >
> >
> >
>
>
> __________________________________________________
> Do You Yahoo!?
> Yahoo! - Official partner of 2002 FIFA World Cup
> http://fifaworldcup.yahoo.com
>
>

__________________________________________________
Do You Yahoo!?
Yahoo! - Official partner of 2002 FIFA World Cup
http://fifaworldcup.yahoo.com
Your message has been successfully submitted and would be delivered to recipients shortly.