Re: Assignment #4 - 6.11

Ed Casas (edc@ece.ubc.ca) Thu, 24 Feb 2000 18:24:22 -0800 

Date: Thu, 24 Feb 2000 18:24:22 -0800
From: Ed Casas <edc@ece.ubc.ca>
Subject: Re: Assignment #4 - 6.11



On Tue, Feb 22, 2000 at 04:08:20PM -0500, Anita Lei wrote:

> Does anyone know how to find the inverse of a Q function?  Or,
> am I on the right track of solving the inverse of P(x)?

Problem 6.11 is for slowly-fading Rayleigh channels.  The parts
that require a numerical answer, (c) and (d), are for BPSK.  The
BER for BPSK in a slowly-fading Rayleigh is given by equation
5.155 (or the approximation in 5.159) and does not involve the Q
function.

Sorry for the late response.

-- 
Ed Casas   edc@ece.ubc.ca   http://casas.ece.ubc.ca   +1 604 822-2592