Open Source Vs. Commercial RISC-V Licensing Models


Everybody is familiar with commercial licensing from traditional processor IP vendors such as Arm, Cadence, and Synopsys. But in discussing the RISC-V Open Instruction Set Architecture (ISA), there is widespread confusion of terminology with RISC-V often being described as “open source.” Some have even accused vendors of commercial RISC-V IP such as Codasip or Andes as not being in the spir... » read more

A Tale Of Two Challenges: From Space Exploration To Unlocking Your Vision


I love a good puzzle, and I’m guessing most engineers do as well. After all, engineers spend their days solving complex problems to deliver the most advanced products to the world or to perform mission-critical tasks. We kicked off this season of merriment with the latter in mind at this year’s Nokia FPGA Conference and “Mission to Mars” Hackathon in late November. Now, just in time for... » read more

Regaining U.S. Chip Competitiveness


In the IC industry, companies compete in a multitude of different markets. At the same time, there is competition among nations on several different fronts. In technology, for example, various nations are competing for supremacy in 5G, AI and quantum computing. China has rekindled the worldwide competition in semiconductors. Backed by $150 billion in funding, the country is developing its do... » read more

Tapping Into Purpose-Built Neural Network Models For Even Bigger Efficiency Gains


Neural networks can be categorized as a set of algorithms modelled loosely after the human brain that can ‘learn’ by incorporating new data. Indeed, many benefits can be derived from developing purpose-built “computationally efficient” neural network models. However, to ensure your model is effective, there are several key requirements that need to be considered. One critical conside... » read more

Make Hardware Strong With CWE


What is a weakness? And why should we care? These questions are relevant in probably any field or context you may think of, well beyond engineering or electronics. While in some cases the first-level answers might be obvious, in many others they are not. Generally, weaknesses are considered bad things that can lead to malfunctions, injuries, and other undesirable situations. In many cases, they... » read more

Introduction To Test Data Formats


This blog is intended to provide an introduction to STDF and ATDF data formats. This is not intended to be definitive, only an introduction. If you are experienced with seeing data in spreadsheets and tables, then STDF is very different from what you are used to. Here we try to explain. STDF is the “Standard Test Data Format” developed jointly between some of the largest test equipment v... » read more

Picking The Right Location For Probe Stations


High performance flicker noise or phase noise TestCells can be degraded by installing them in a bad location. And just like developing a high-performance system, finding a good location can be a time consuming and difficult task for the typical lab technician that is tasked with setting up the new prober. To do it right requires specialized measurement equipment and tools such as accelerometers... » read more

Edge Inference Applications And Market Segmentation


Until recently, most AI was in data centers/cloud and most of that was training. Things are changing quickly. Projections are AI sales will grow rapidly to tens of billions of dollars by the mid 2020s, with most of the growth in edge AI inference. Data center/cloud vs. edge inference: What’s the difference? The data center/cloud is where inference started on Xeons. To gain efficiency, much ... » read more

Verification Convergence: Problem Definition


A while ago, I had to go to the ER with my friend who suddenly had a numb feeling in his face. He felt okay (and everything else is okay with him), but better be safe than sorry. While the doctor examined him I noticed that before tracing the problem itself, she asked some questions to rule-out a problem she was already familiar with and that can manifest itself in similar ways. Only then, a... » read more

Impact Of Instruction Memory On Processor PPA


The area of any part of a design contributes both to the silicon cost and to the power consumption. A simplistic following of the “A” in a processor IP vendor’s PPA numbers can be misleading. A processor is never in isolation but is part of a subsystem additionally including instruction memory, data memory, and peripherals. In most cases, instruction memory will be dominant and the proc... » read more

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