Return-Path: Received: (qmail 8536 invoked from network); 24 Jul 2002 15:51:00 -0000 Received: from marstons.services.quay.plus.net (212.159.14.223) by mailstore with SMTP; 24 Jul 2002 15:51:00 -0000 Received: (qmail 29974 invoked by uid 10001); 24 Jul 2002 15:54:39 -0000 X-Priority: 3 X-MSMail-Priority: Normal Received: from post.thorcom.com (193.82.116.70) by marstons.services.quay.plus.net with SMTP; 24 Jul 2002 15:54:38 -0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-SQ: A Received: from majordom by post.thorcom.com with local (Exim 3.33 #2) id 17XOIG-0000sS-00 for rsgb_lf_group-outgoing@blacksheep.org; Wed, 24 Jul 2002 16:43:16 +0100 Received: from d12lmsgate-3.de.ibm.com ([195.212.91.201]) by post.thorcom.com with esmtp (Exim 3.33 #2) id 17XOIF-0000sI-00 for rsgb_lf_group@blacksheep.org; Wed, 24 Jul 2002 16:43:15 +0100 Received: from d12relay02.de.ibm.com (d12relay02.de.ibm.com [9.165.215.23]) by d12lmsgate-3.de.ibm.com (8.12.3/8.12.3) with ESMTP id g6OFgbhF024874 for ; Wed, 24 Jul 2002 17:42:42 +0200 Received: from usa.net (ss9.bld.socks.ibm.com [9.14.4.75]) by d12relay02.de.ibm.com (8.11.1m3/NCO/VER6.2) with ESMTP id g6OFgaL50304 for ; Wed, 24 Jul 2002 17:42:37 +0200 Message-ID: <3D3ECA9A.FDA2687D@usa.net> Date: Wed, 24 Jul 2002 17:41:14 +0200 From: "Alberto di Bene" X-Mailer: Mozilla 4.79 [en] (Windows NT 5.0; U) X-Accept-Language: en MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org Subject: LF: Re: Jason code on DDS Module References: <7D653C9C42F5D411A27C00508BF8803DCB9B3D@mail.dstl.gov.uk> <3D3EC275.5261F1A1@usa.net> <002701c23325$323d9b60$ee2465d5@oemcomputer> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: Johan Bodin wrote: > Alberto I2PHD wrote: > > > The only true requirement is to obey to the time/frequency > > duality, which imposes a baud duration at least equal to the > > inverse of the FFT bin, 0.084114.... Hz. > > Is this true for Stewarts decoder too? I will leave to Stewart to answer about the dependency of his decoder from timing. My guess, based on the examination of his code, is that it also is not much critical about the baud duration. 73 Alberto I2PHD