Design News - April 5, 2004

Cover Story

Testing semiconductor wafers requires extreme precision and speed in order to keep quality up and costs down. In the case of test equipment manufacturer Andrew NDT, measuring the thickness of the thin-film metallization layer on wafers also requires exacting motion control. The problem is, what if you don't have any mechanical motion in order to close the loop? President Cuong Le and his engine...

Departments

Ask
Ask the Search Engineer
BMOC
Visual Bender
Calamities
The Case of the Bendable Blade
Designer's Corner
Drive Mates with Standard Sprockets
Seal Secures High- and Low-Temp Fluids
Steppers Tailored to Applications
Plastic Bearings Dish the Dirt
Expo
Software/Hardware
Fluid Power
Electronics
Motion Control/Power Transmission
Flash
New and Notable Product Design
Gadget Freak
Craig Wasn't a Particularly Well-Grounded Individual
Innovative Ideas
Graphical Programming Revolutionizes Real-Time
Real-Time Software Reduces Test Aggravation
My View
Hot Dog Cookers, Drink Mixers, & More
Slant
Remember the Process
Weblog
Lowdown on Downloads

Feature

Scratch the Patch

«2004 Archive Table of Contents

Design News Partner Zones

Light Matters: The Unsung Heroes of Modern Health Care
First, let's define "no-compromise." In an ideal configuration, this lamp would use a high-brightness LED (HBLED) that is built into a small, integrated package and is able to produce a large quantity of focused light, operate with a high level of reliability and generate no audible noise. Is this difficult? Yes, but it is possible.
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Design Engineers' Portal for Sensing and Machine Safety
Whatever industry you're in, or whatever product you manufacture, the right sensors to automate your plant, and to improve your overall efficiency, quality and safety are a must. You'll find Banner Engineering to be an amazing resource of products, training and people with expertise.