Path: news.mathworks.com!not-for-mail
From: <HIDDEN>
Newsgroups: comp.soft-sys.matlab
Subject: Re: Where's the input for u at the Simulink Kalman Block?
Date: Sun, 8 Nov 2009 01:58:01 +0000 (UTC)
Organization: The MathWorks, Inc.
Lines: 22
Message-ID: <hd58j9$o6s$1@fred.mathworks.com>
References: <go3eth$qtr$1@fred.mathworks.com>
Reply-To: <HIDDEN>
NNTP-Posting-Host: webapp-05-blr.mathworks.com
Content-Type: text/plain; charset="ISO-8859-1"
Content-Transfer-Encoding: 8bit
X-Trace: fred.mathworks.com 1257645481 24796 172.30.248.35 (8 Nov 2009 01:58:01 GMT)
X-Complaints-To: news@mathworks.com
NNTP-Posting-Date: Sun, 8 Nov 2009 01:58:01 +0000 (UTC)
X-Newsreader: MATLAB Central Newsreader 2082280
Xref: news.mathworks.com comp.soft-sys.matlab:583281


"Volker Klink" <klinkv.NOSPAM@yahoo.de> wrote in message <go3eth$qtr$1@fred.mathworks.com>...
> Hi everybody!
> 
> I'm trying to use the Kalman Filter Block of Simulink and I can't figure out how to get my sensor signal u into that block.
> 
> Normally you use a state space model of this type 
> (I used continious time just to show what I mean):
> 
> x_dot = Ax + Bu
> z = Cx
> 
> But the Kalman Block only offers a z-Input!?!?!
> 
> I tried to remodel my equations to define my input vector u as a state x. But that changes my dynamic system...
> 
> Is there any way to get my signal into that block? Or do I have to design my Kalman filter from scratch?
> 
> Thanks a lot!
> Volker

even am facing the same problem ! 
miyu