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 New Platform-Based Design


By Ann Steffora Mutschler Driven by the continued explosion in design costs, the term ‘platform-based design’ is evolving. A platform used to be viewed as an actual chip with some configurability on it that a semiconductor company promoted. Their customers would buy that chip in volume, configure it to their requirements, and sell it inside their end devices. The definition has beco... » 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

Power Management: Throwing Down The Gauntlet


By Frank Ferro The recent burst of articles challenging smart phone battery life has me asking the question, “Are we ready to turn the corner on power consumption?” About two years ago I was bemoaning the fact that we are willing to live with a smart phone that gets only one day of battery life (Powering Forward or Moon Walking). As of today, nothing has changed. We still need to charge th... » read more

Blocking Vs. Non-Blocking


By analyzing two flow control protocols – Single Threaded Tag (STT) and Multi-Threaded Non-Blocking – we describe a typical SoC employing the two protocols and evaluate their relative advantages and disadvantages. We evaluate the two protocols by experimentation with a representative digital TV (DTV) design and its derivatives, and then show you how one system is able to achieve better perf... » read more

Experts At The Table: Latency


By Ed Sperling Low-Power/High-Performance engineering sat down to discuss latency with Chris Rowen, CTO at Tensilica; Andrew Caples, senior product manager for Nucleus in Mentor Graphics’ Embedded Software Division; Drew Wingard, CTO at Sonics; Larry Hudepohl, vice president of hardware engineering at MIPS; and Barry Pangrle, senior power methodology engineer at Nvidia. What follows are exce... » read more

The CES Effect


By Frank Ferro CES draws a lot of attention. Everyone wants to be first to see the latest and greatest consumer products. If you don’t mind squeezing through the crowd, you can glimpse the startling picture quality of an OLED TV. Never mind viewing the quality of a 4K Ultra HDTV, at CES you can skip a generation and see what an 85” 8K UHDTV looks like. Talk about resolution! You also can e... » read more

Experts At The Table: Latency


By Ed Sperling Low-Power/High-Performance engineering sat down to discuss latency with Chris Rowen, CTO at Tensilica; Andrew Caples, senior product manager for Nucleus in Mentor Graphics’ Embedded Software Division; Drew Wingard, CTO at Sonics; Larry Hudepohl, vice president of hardware engineering at MIPS; and Barry Pangrle, senior power methodology engineer at Nvidia. What follows are exce... » read more

Experts At The Table: Latency


By Ed Sperling Low-Power/High-Performance engineering sat down to discuss latency with Chris Rowen, CTO at Tensilica; Andrew Caples, senior product manager for Nucleus in Mentor Graphics’ Embedded Software Division; Drew Wingard, CTO at Sonics; Larry Hudepohl, vice president of hardware engineering at MIPS; and Barry Pangrle, senior power methodology engineer at Nvidia. What follows are exce... » read more

Roundtable: Battery Life Vs. Delay


Low-Power High-Performance Engineering talks about the challenges of dealing with latency in semiconductor design with Andrew Caples of Mentor Graphics, Chris Rowen of Tensilica, Drew Wingard of Sonics and Larry Hudepohl of MIPS Technologies. [youtube vid=Q_opQ3W9esA] » read more

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