Blog Review: July 3


Cadence's Paul McLellan digs into 5G with a two-part post explaining the basics of the technology, what makes it so different from 4G, and the challenges ahead including the limitations of mmWave. Synopsys' Vikramjeet Bamel and Pankaj Sharma note the features that make GDDR6 a dominant memory in the high performance segment and allowing it to expand beyond graphics to automotive, AI, and AR/... » read more

System Bits: July 3


CMU prof gets a shot at new supercomputer The National Energy Research Scientific Computing Center will greet its Perlmutter supercomputing system in early 2020. The Cray-designed machine will be capable of 100 million billion floating operations per second. Zachary Ulissi of Carnegie Mellon University will be among the first researchers to use the supercomputer. "When this machine comes on... » read more

Week In Review: Design, Low Power


VESA published the DisplayPort 2.0 standard, which allows for a max payload of 77.37 Gbps, a 3X increase in data bandwidth performance compared to DisplayPort 1.4a. The latest release also includes capabilities to address beyond 8K resolutions, higher refresh rates and HDR support at higher resolutions, multiple display configurations, and support for 4K-and-beyond VR resolutions. It is backwar... » read more

Rethinking What Goes On A Chip


There are hints across the chip industry that chipmakers are beginning to reexamine one of the basic concepts of chip design. For more than 50 years, progress in semiconductors was measured by the ability to double the density of transistors on a piece of silicon. While that approach continues to be useful, the power and performance benefits have been dwindling for the past couple of nodes. ... » read more

Moderating A Panel


When I was a technologist at Mentor, I used to be asked to sit on panels. I loved to provide my opinions on just about anything. As soon as I became independent, the industry believed that I could serve it better as a moderator. That was not an easy transition to make. The first few panels that I moderated were probably not very good. I like to think that I have improved over the years, and the... » read more

Enabling The RISC-V Ecosystem


Earlier this year, OneSpin’s Sven Beyer discussed the emerging RISC-V processor and some of its verification challenges. He stated that “RISC-V is hot and stands at the beginning of what may be a major shift in the industry.” In the few intervening months, it has become even more apparent that RISC-V is fundamentally changing system-on-chip (SoC) development. Dozens of commercial and open... » read more

Automation And Correct By Construction Will Empower 3D-IC Adoption


When research on 3D ICs was in full swing around 2009, I had been researching on how through-silicon-via (TSV) was related to thermal in a semiconductor chip-making company, and it seemed logical that 3D ICs would become mainstream. However, during the past 10 years, use of 3D stacked die has been applied to only a few applications, such as memory or image sensors, and the 2.5D solution using i... » read more

Providing An AI Accelerator Ecosystem


A key design area for AI systems is the creation of Machine Learning (ML) algorithms that can be accelerated in hardware to meet power and performance goals. Teams designing these algorithms find out quickly that a traditional RTL design flow will no longer work if they want to meet their delivery schedules. The algorithms are often subject to frequent changes, the performance requirements may ... » read more

Intelligent System Design—Why The Future Does Need Us!


The month of June 2019 was very inspiring. At the Design Automation Conference (DAC) in Las Vegas, Cadence launched the next phase of our system-level strategy, dubbed “Intelligent System Design.” Later in the month I got to meet some real-life astronauts at the Paris Air Show in Le Bourget—where we exhibited this year for the first time. All of this made me think about the future. Coinci... » read more

Open Source Processors: Fact Or Fiction?


Open source processors are rapidly gaining mindshare, fueled in part by early successes of RISC-V, but that interest frequently is accompanied by misinformation based on wishful thinking and a lack of understanding about what exactly open source entails. Nearly every recent conference has some mention of RISC-V in particular, and open source processors in general, whether that includes keyno... » read more

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