Date: Sat, 23 Mar 2002 08:55:05 -0500 From: "Lorenzo Pastrana" Subject: Re: Treatment of individual's concentration in computer room bymeasuring at least one signal emitted from body Sender: To: <3d-ui@hitl.washington.edu> Message-id: <003401c1d272$56c65df0$3200a8c0@wraith> MIME-version: 1.0 X-Mailer: Microsoft Outlook Express 5.50.4807.1700 Content-type: text/plain; charset=iso-8859-1 Content-transfer-encoding: 7BIT Importance: Normal X-MSMail-Priority: Normal X-MimeOLE: Produced By Microsoft MimeOLE V4.72.3110.3 References: <4.3.1.2.20020228145251.00afa490@sunrise.sli.unimelb.edu.au> X-Authentication-warning: torch.hitl.washington.edu: majordom set sender toowner-3dui@hitl.washington.edu using -f X-Priority: 3 (Normal) better late than never... I just stepped on this : http://www.attention.com/start/prod_det.jsp Lo. ----- Original Message ----- From: "Erik Champion" To: <3d-ui@hitl.washington.edu> Sent: Thursday, February 28, 2002 4:53 AM Subject: Treatment of individual's concentration in computer room by measuring at least one signal emitted from body > Hi would anyone be using a technique like this to measure attention / > concentration in a VE? > regards > Erik Champion > University of Melbourne > > > > >Treatment of individual's concentration in computer room by measuring at > >least one signal emitted from body > >http://www.delphion.com/derwent/p/dwdetails?icnt=US&patent_number=05983129& dwlink=abstract&dwpromo=1 > > > >PRELL A J Individual > >COWAN J D Individual > >MINDWAVES LTD Non-standard company > >Inventor(s):COWAN J D; PRELL A J; > >Accession / Update:1999-540268 / 200212 > > > >IPC Class:A61B 5/04 ; A61B 5/0484 ; A63F 9/22 ; A63F 13/00 ; > > > >Derwent Classes:P31; P36; S05; T01; W04; > > > >Manual Codes:S05-D01A2(Neurological currents and signals), > >T01-C10(Non-manual human input), T01-J06A(For medicine), W04- X02C(Video games) > > > >(WO9942032A) Novelty - The frontal lobe sensor unit of a headband (10) is > >positioned on the user's forehead (64) and ear sensor units are positioned > >against the upper portions of the ears (66). Signals from the sensors are > >amplified, digitized and filtered by an interface unit (30) to provide a > >processed signal between 0-40 hertz, which is passed to a brain-wave > >analysis program running on a computer separate from a main computer (90). > >The signal is processed to produce an attention indicator signal, which > >may be averaged over a desired time interval. > >Detailed Description - An independent claim is included for a method of > >using brain-wave signal to affect a program running on a computer > >Use - Determining an individual's intensity of focused attention, > >concentration and/or interest by measuring at least one signal emitted > >from the body. > >Advantage - Using EEG signal to determine concentration, relaxation or > >interest > > > >Abstract info: > >US5983129: