CircuiTree - July 2008 - (Page 2)

July 2008 • Vol. 21, No. 7 • www.circuitree.com features 22 Toward a PCB Production Floor Metric for Go/No Go Testing of Lossy High-Speed Transmission Lines Brandon Gore, Richard Mellitz, Jeff Loyer, Martyn Gaudion, Jean Burnikell, and Paul Carré IPC’s U.S. Best Paper, as awarded at the 2008 IPC Printed Circuits Expo®, APEX® and the Designers Summit 38 Considering Design Variants to Maximize Process Efficiency John Peloso Invest in and deploy tools with builtin variant management and process control capabilities to save multiple manmonths of time across existing design cycles. 22 columns 18 Tech Talk Karl Dietz Advances in copper plating. 38 35 Environmentally Speaking Fern Abrams Results from IPC’s Energy Benchmarking Survey. special section 30 20-Year Retrospective Dieter Bergman follows the path roadmapping has taken, part 3 of 3. 20 Flexible Thinking Joe Fjelstad Adherence to some simple rules will help assure design success with flexible circuit coatings. 36 BPA Growth Curves Mark Hutton Exploring the key players and drivers for plastic electronics, part 2 of 2. 29 Intelligent Design Lee Ritchey An update on the effects of laminate weave on jitter and skew. 40 Market Outlook Walt Custer and Jonathan Custer-Topai We are still in positive territory but an endmarket slowdown appears in process. departments 6 8 44 45 48 48 My Line Industry Review Technical Product Spotlights Classified Ads Upcoming Events Ad Index 34 Ask the Flexperts Mark Finstad Flex circuitry versus wiring harnesses. www.circuitree.com • Circuitree July Issue, 2008, Volume 21, Number 7 CIRCUITREE (ISSN 1059-843X) is published 12 times annually, monthly, by BNP Media II, L.L.C., 2401 W. Big Beaver Rd., Suite 700, Troy, MI 48084-3333. Telephone: (248) 362-3700, Fax: (248) 362-0317. No charge for subscriptions to qualiﬁed individuals.Annual rate for subscriptions to nonqualiﬁed individuals in the U.S.A.: $90.00 USD. Annual rate for subscriptions to nonqualiﬁed individuals in Canada: $122.00 USD (includes GST & postage); all other countries: $140.00 (int’l mail) payable in U.S. funds. Periodicals Postage Paid at Troy, MI and at additional mailing ofﬁces. POSTMASTER: Send address changes to: CIRCUITREE, P.O. Box 2147, Skokie, IL 60076. Printed in the U.S.A. Copyright 2008, by BNP Media II, L.L.C. GST account: 131263923. Change of address: Send old address label along with new address to CIRCUITREE, P.O. Box 2147, Skokie, IL 60076. All rights reserved. The contents of this publication may not be reproduced in whole or in part without the consent of the publisher. The publisher is not responsible for product claims and representations. Canada Post: Publications Mail Agreement #40612608. Send returns (Canada) to Bleuchip International, P.O. Box 25542, London, ON, N6C 6B2. For single copies or back issues, contact Ann Kalb at (248) 244-6499 or KalbA@bnpmedia.com. 2 July 2008 • circuitree.com http://www.circuitree.com http://www.circuitree.com http://circuitree.com

Table of Contents Feed for the Digital Edition of CircuiTree - July 2008

CircuiTree - July 2008 Contents My Line Industry Review Tech Talk Flexible Thinking Toward a PCB Production Floor Metric for Go/No Go Testing of Lossy High-Speed Transmission Lines Intelligent Design 20-Year Retrospective Ask the Flexperts Environmentally Speaking BPA Growth Curves Considering Design Variants to Maximize Process Efficiency Market Outlook Technical Product Spotlights Classified Ads Upcoming Events Ad Index

CircuiTree - July 2008

For optimal viewing of this digital publication, please enable JavaScript and then refresh the page. If you would like to try to load the digital publication without using Flash Player detection, please click here.