Design007 Magazine

106 DESIGN007 MAGAZINE I MAY 2021 Apply, expose, and develop pattern and plate circuit pattern with copper. Note: Holes and traces are plated up in recessed areas with exposed copper. Strip plating resist to expose thin copper base and copper circuit pattern. Differentially etch thin background copper to create circuits. Note: Circuits are coated with polymer and the assembly can be provided with additional build-up layers. 6: 7: 8:

• Design007 Magazine — May 2021
• Feature Contents — Top Design Challenges
• Additional Contents
• Flex007 Contents
• Column — What Are Your Top Design Challenges?
• Feature Interview — PCB Design Challenges: Designing With DDR
• Feature Article — The Top Five Reasons Products Fail EMI Testing
• Column — A Closer Look at Surface Finish
• Short — Machine Learning Algorithm Helps Unravel the Physics Underlying Quantum Systems
• Feature Column — My Top Six Design Challenges
• Feature Article — Planning and Communication: Key to Optimizing Your Design Time
• Short — Canon Medical Expands AI-Based Image Reconstruction Technology
• Column — DDR Routing—and Other Big Fish in the Lake of Technology
• Feature Article — My Ongoing Journey Toward DFM
• PCB007 Highlights
• Article — Analyzing Complex High-Density PCBs With Online DFM
• Short — Scientists Glimpse Signs of a Puzzling State of Matter in a Superconductor
• Column — Test for Design—How Do You Measure Up?
• Short — Book Excerpt 'The Printed Circuit Designer's Guide to… Thermal Management: A Fabricator's Perspective,' Chapter 2: IMPCBs or MCPCBs
• Feature Article — Meeting the Challenge With Design Reuse
• MilAero007 Highlights
• Column — Pin-Out Challenge: Rethink the Solution
• Short — A Roundup of Stackup Coverage
• Column — Conformal Coating vs. Encapsulation Resin
• Short — New Method Measures Super-Fast, Free Electron Laser Pulses
• Flex007 Column — Designing Via-in-pad for Higher-Density Flexible Circuits
• Short — Plastic Logic's Colour Display Revolutionizes Smart Wearables
• Flex007 Highlights
• Flex007 Column — Process Flow for Occam QFN Test Vehicle
• Top 10 Editor Picks from PCB Design007.com
• Career Opportunities Section
• I-007e Educational Resource Center
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