Date: Tue, 23 Aug 2005 20:57:18 +0800 From: Erich Dollansky <oceanare@pacific.net.sg> To: Daniel O'Connor <doconnor@gsoft.com.au> Cc: Gary Jennejohn <fbsd@jennejohn.org>, freebsd-hackers@freebsd.org Subject: Re: IBM Active Protection System Approach Message-ID: <430B1D2E.8060603@pacific.net.sg> In-Reply-To: <200508232155.02444.doconnor@gsoft.com.au> References: <200508221720.j7MHKpNb022773@peedub.jennejohn.org> <430B11B0.20702@pacific.net.sg> <200508232155.02444.doconnor@gsoft.com.au>
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Hi, Daniel O'Connor wrote: > On Tuesday 23 August 2005 21:38, Erich Dollansky wrote: > >>The sensor will notice already the start of the move. The notebook will >>then normally be accalerated with 1G as it simply goes into a free fall. >> >>If the heads are then moved away from the disks and the notebook hits >>some ms later ground, it does not matter any more if this event takes >>micro- or milliseconds as the heads are already out of the danger zone. > > > mmm.. There is a static 1G force on the laptop while it is on your desk. When > it falls it goes to 0G as it is in free fall. > Do not mix up acceleration and the force which leads to it. Erich
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