Appliance Design - February 2008 - (Page 3) design and engineering solutions for the global appliance industry February 2008, volume 56, no. 2. DEPARTMENTS 5 Editorial 6 Shipments/Forecasts 8 News Watch 54 Design Marts 55 Advertiser’s Index 56 Association Report: AHRI 16 FEATURES controls & sensors 16 Widely used capacitive touchcontrols evolve and expand beyond traditional uses. 21 Acoustic-based sensing expands range of materials that can be used for touch controls. 25 New generation infrared-based touch controllers provide design flexibility in terms of configuration and layout. 28 Digital sensing technologies eliminate the need for signal conditioning. 32 Laser-based optoelectronic sensors provide more data than traditional optoelectronic components. 36 Thick coating for fingerprint sensors provides design flexibility for placement. 28 38 COVER Korean appliance maker WiniaMando designed its Dimchae refrigerator to optimize the storage of kimchi by providing precise temperature and humidity control. For the user interface, the company selected QTouch™ capacitive-based touch controls from Quantum Research. For more on touch controls, see story beginning on page 16. cooking technology 38 New IGBT concept boosts performance of induction cooking systems. joining 44 Self-piercing riveting technology can join dissimilar materials with different thicknesses. 48 Injected metal process permits zinc alloy to bond parts and replace adhesives. cords 44 NEXT MONTH Switches & Relays Metals Power Insulation 50 Understanding principles of strain relief is essential to the specification and application of cordsets. 50 Visit us at www.applianceDESIGN.com applianceDESIGN February 2008 3 www.applianceDESIGN.com http://www.appliancedesign.com http://www.appliancedesign.com
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