EP1879985-A2  See also references of WO 2006102301A2WO2006102301-A3  BASTIAN LEIBE, THAD STARNER, WILLIAM RIBARSKY, ZACHARY WARTELL, DAVID KRUM, JUSTIN WEEKS, BRADLEY SINGLETARY, LARRY HODGES: "TOWARD SPONTANEOUS INTERACTION WITH THE PERCEPTIVE WORKBENCH" IEEE COMPUTER GRAPHICS AND APPLICATIONS, IEEE SERVICE CENTER, NEW YORK, NY, US, vol. 20, no. 6, November 2000 (2000-11), pages 54-64, XP000969594 ISSN: 0272-1716;  PURVA GUJAR: "Gesture recognition" INTERNET DOCUMENT, [Online] 2002, XP002375471 Retrieved from the Internet: URL:http://www.mat.ucsb.edu/~g.legrady/aca demic/courses/02w200a/gesture/index.html -& TOSHIBA AMERICA: "Toshiba's Motion Processor Recognizes Gestures in Real Time--Basis for Future Generation of Natural Interfaces between People and Computers" INTERNET DOCUMENT, [Online] 2002, XP002375472 Retrieved from the Internet: URL:http://www.toshiba.com/news/980715.htm -& "Sensorband" INTERNET DOCUMENT, [Online] 2002, XP002375473 Retrieved from the Internet: URL:http://www.sensorband.com/root.html;  "Homework 3: Design Constraint Analysis and Component Selection Rationale" INTERNET DOCUMENT, [Online] XP002375474 Retrieved from the Internet: URL:http://shay.ecn.purdue.edu/~477grp11/f iles/hw3latest.pdf;  A. MINOR, S. ALMAZAN, E. SUASTE: "Optoelectronic assistance for the disabled" PROCEEDINGS OF THE SPIE, 5 April 1994 (1994-04-05), XP008062500 Etats-Unis d'Amerique;  MAY PATRICIA EUBANKS ET AL: "Reversal of cancer-related wasting using oral supplementation with a combination of beta-hydroxy-beta-methylbutyrate, arginine, and glutamine." AMERICAN JOURNAL OF SURGERY. APR 2002, vol. 183, no. 4, April 2002 (2002-04), pages 471-479, XP008063769 ISSN: 0002-9610;  CLARK R H ET AL: "Nutritional treatment for acquired immunodeficiency virus-associated wasting using beta-hydroxy beta-methylbutyrate, glutamine, and arginine: a randomized, double-blind, placebo-controlled study." JPEN. JOURNAL OF PARENTERAL AND ENTERAL NUTRITION. 2000 MAY-JUN, vol. 24, no. 3, May 2000 (2000-05), pages 133-139, XP009004307 ISSN: 0148-6071;  RATHMACHER, J. A. ET AL: "Supplementation with a combination of .beta.-hydroxy-.beta.-methylbutyrate (HMB), arginine, and glutamine is safe and could improve hematological parameters" JPEN, JOURNAL OF PARENTERAL AND ENTERAL NUTRITION , 28(2), 65-75 CODEN: JPENDU; ISSN: 0148-6071, 2004, XP008063815;  SMITH HELEN J ET AL: "Mechanism of the attenuation of proteolysis-inducing factor stimulated protein degradation in muscle by beta-hydroxy-beta-methylbutyrate." CANCER RESEARCH. 1 DEC 2004, vol. 64, no. 23, 1 December 2004 (2004-12-01), pages 8731-8735, XP008063768 ISSN: 0008-5472;  See also references of EP 1879985A4