The Elusive Min Power Definition


By Ed Sperling Put a fully charged smart phone in a bad reception area and the battery will run out in a fraction of the time it normally lasts in a good reception area. While this may be an annoyance to consumers, who need to recharge their phones more often, it’s a serious problem in SoC design. Minimum power should be a simple number, but the reality is it’s more like a distribution ... » read more

Blog Review: Jan. 5


By Ed Sperling Mentor’s Robin Bornoff returns to his beer fridge with a New Year’s resolution for sobriety and a revelation that an empty refrigerator never cools as well as a full one. Well, there’s always Diet Coke and double-shot iced espresso. Cadence’s Tom Anderson sheds some long overdue light on the famous processor “divide bug” that generated mostly right answers. This o... » read more

Experts At The Table: IP Integration Hurdles


By Ed Sperling Low-Power Engineering sat down to discuss IP integration issues with Ken Brock, senior staff product marketing manager for logic libraries in Synopsys’ Solutions Group; Kalar Rajendiran, senior director of marketing at eSilicon; Mike Gianfagna, vice president of marketing at Atrenta; and Jim McCanny, CEO of Altos Design Automation. What follows are excerpts of that conversati... » read more

Supply Chain Adjusts To Design At The System Level


By Ann Steffora Mutschler System-level design is impacting the supply chain at many levels. Software suppliers, IP providers, semiconductor companies, system integrators and OEMs are challenged to work ever more closely together and find a new balance of power for who controls what in the content of an SoC. “We see more and more the design chain driving how our tools work together,” Fra... » read more

System-Level Technology Conversations Shift To Deployment


While much has been achieved to define a system-level design flow, more is still needed. Technology goals vary depending on the perspective of tool providers in terms of what needs to be done to realize the promise of a streamlined tool flow from TLM 2.0 down to GDS II. To many, 2011 will be an interesting year in the system-level design space as conversations with customers have shifted. �... » read more

Experts At The Table: IP Integration Hurdles


By Ed Sperling Low-Power Engineering sat down to discuss IP integration issues with Ken Brock, senior staff product marketing manager for logic libraries in Synopsys’ Solutions Group; Kalar Rajendiran, senior director of marketing at eSilicon; Mike Gianfagna, vice president of marketing at Atrenta; and Jim McCanny, CEO of Altos Design Automation. What follows are excerpts of that conversati... » read more

The Rising Stake In Software Tools


By Ed Sperling The growing importance of software and off-the-shelf IP in semiconductor design is beginning to change the dynamics of the entire EDA tools business, setting off a string of acquisitions as the largest players realign themselves to take advantage of this shift. The most recent example: Mentor Graphics’ acquisition this week of CodeSourcery, a GNU-based Linux toolchain and s... » read more

The Deafening Problem Of High-Speed I/O


By Ann Steffora Mutschler The performance of digital systems today is limited by the interconnection bandwidth between chips, boards, and cabinets. This has driven I/O speeds up into the gigabytes. While this boosts performance, it also opens the door to a host of new problems within the chip, board and system. Add low-power requirements to the mix and it is a recipe for huge headaches. One... » read more

3D Stacked Die Create Unique Test Issues


By Ann Steffora Mutschler While 3D die stacking promises a number of benefits including smaller footprint, faster speed, lower power and possibly lower cost, testing those devices isn’t going to be simple. There are varying degrees of challenges aligned with varying types of defects that occur throughout the process, from wafer fabrication to package assembly to system-level assembly. And... » read more

Experts At The Table: IP Integration Hurdles


By Ed Sperling Low-Power Engineering sat down to discuss IP integration issues with Ken Brock, senior staff product marketing manager for logic libraries in Synopsys’ Solutions Group; Kalar Rajendiran, senior director of marketing at eSilicon; Mike Gianfagna, vice president of marketing at Atrenta; and Jim McCanny, CEO of Altos Design Automation. What follows are excerpts of that conversatio... » read more

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