The Smartphonification Of Things


By Ann Steffora Mutschler The term, ‘Internet of Things,’ was first coined more than a decade ago by technology visionary Kevin Ashton but has slowly trickled down to the world of chip design and is now mentioned constantly in conversation. The reason is simple: System-level design tools are getting sophisticated enough to handle the intricacies required by devices in an Internet of ... » read more

The Best Abstraction


By Jon McDonald The other day I was asked what would be the best level of abstraction to model at for system-level design. This is a question I get, in one form or another, far too often. It reminds me of an old quote attributed to Lincoln, slightly updated and applied to this subject: “One model can answer some of the questions all of the time, and all of the questions some of the time, but... » read more

Mythbusting: Co-Design


By Ann Steffora Mutschler It turns out that while there needs to be understanding between hardware and software engineers, the people doing the programming don’t actually want or need to interact. There is not, nor probably ever will be, one single team with hardware and software engineers happily working together on a project. But it’s not a total disconnect. There are a number o... » read more

The Rise Of Layout-Dependent Effects


By Ann Steffora Mutschler Designing for today’s advanced semiconductor manufacturing process nodes brings area, speed, power and other benefits but also new performance challenges as a result of the pure physics of running current through tiny wires. Layout-dependent effects (LDE), which emerged at 40nm and are having a larger impact at 28 and 20nm, introduce variability to circuit ... » read more

SoC Architects Face Big Challenges


By Ann Steffora Mutschler While the geometries of advanced node processes such as 28nm and below may not greatly impact SoC architectures, the complexity enabled by the leading edge brings intense challenges all the same. With the ability to put more transistors onto a chip come new possibilities such as the increasing use of multi-core architectures and lots of integrated hardware en... » read more

What’s Ahead For System-Level Design


By Ann Steffora Mutschler Architecting an SoC today is incredibly difficult. When you add in the number of available transistors, the manufacturing effects of smaller nodes, IP and software that must be integrated, among other things, the challenges just keep mounting. Depending on what market segment the SoC will be designed into has a huge impact, as well. “It is impossible to ove... » read more

Tech Talk: Faster But Less Accurate


Semiconductor Engineering talks with professor Jan Rabaey of the University of California at Berkeley about new design approaches that could significantly boost performance and simplify design and verification—for some applications. [youtube vid=hAk1xA56h_A] » read more

The Good And Bad Of Models


By Ann Steffora Mutschler Driven by fierce competition and the fact that socket decisions are made long before silicon is manufactured, semiconductor companies today ship models and virtual prototypes to their OEMs very early in hopes of locking in the socket. Admittedly, this has been happening for some time, but due to complexity and the need for flexibility of models and virtual platf... » read more

Designing In The Rain


By Jon McDonald Recently I was running some errands on my motorcycle when I got caught in the rain. Living in Florida, this is a fairly common summer occurrence. Generally, as long as it’s not too much of a deluge, I can continue through to my destination and dry off when I arrive. I always get concerned looks from those going by in their enclosed vehicles—from some, “concerned” mig... » read more

Experts At The Table: Does 20nm Break System-Level Design?


By Ann Steffora Mutschler System-Level Design sat down to discuss design at 20nm with Drew Wingard, chief technology officer at Sonics; Kelvin Low, deputy director of product marketing at GlobalFoundries, Frank Schirrmeister, group director of product marketing for system development in the system and software realization group at Cadence; and Mike Gianfagna, vice president of marketing at At... » read more

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