Recovery In Flat-Panel Display Biz


The flat-panel display market is starting to recover after a period of oversupply and lackluster growth, fueled by new technologies as well as more people working from home. The flat-panel display market is complex. Several different technologies are at play, such as liquid-crystal displays (LCDs) for TV screens and other products, as well as organic light-emitting diodes (OLEDs) for smartph... » read more

Process Model Calibration: Building Predictive and Accurate 3D Process Models


The semiconductor industry has always faced challenges caused by device scaling, architecture evolution and process complexity and integration. These challenges are coupled with a need to provide new technology to the market quickly. In the initial stages of semiconductor technology development, innovative process flow schemes must be tested using silicon test wafers. These wafer tests are leng... » read more

Zeroing In On Biological Computing


Artificial spiking neural networks need to replicate both excitatory and inhibitory biological neurons in order to emulate the neural activation patterns seen in biological brains. Doing this with CMOS-based designs is challenging because of the large circuit footprint required. However, researchers at HP Labs observed that one biologically plausible model, the Hodgkins-Huxley model, is math... » read more

ML Apps Enable Tool Diagnostics


Diagnosis of any kind requires the synthesis of information. As humans we are much better at doing this when we have ways of visualizing information versus looking at numbers and statistics, especially when the data represents something happening over time. Think of a GPS tracker that shows where you have walked in a day. The raw data are coordinates and time stamps. A map that shows you this i... » read more

Semiconductors Up Globally, Warnings Ahead


Things are picking up. Purchasing managers indices indicated July manufacturing increases in most key countries with only South Korea and Japan having PMIs still in contraction territory (chart 1). The Global PMI recovered sharply (chart 2), reaching 50.3 in July. Service sector still fighting pandemic The manufacturing sector is recovering but the service sector is still struggling, hit h... » read more

Development Of Planarizing Spin-On Carbon Materials For High-Temperature Processes


Multilayer lithography is used for advanced semiconductor processes to pattern complex structures. As more and more procedures incorporate a high-temperature process, such as chemical vapor deposition (CVD), the need for thermally stable materials increases. For certain applications, a spin-on carbon (SOC) layer under the CVD layer is required to survive through a high-temperature process. ... » read more

Finding Defects With E-Beam Inspection


Several companies are developing or shipping next-generation e-beam inspection systems in an effort to reduce defects in advanced logic and memory chips. Vendors are taking two approaches with these new e-beam inspection systems. One is a more traditional approach, which uses a single-beam e-beam system. Others, meanwhile, are developing newer multi-beam technology. Both approaches have thei... » read more

Monitoring Chips After Manufacturing


New regulations and variability of advanced process nodes are forcing chip designers to insert additional capabilities in silicon to help with comprehension, debug, analytics, safety, security, and design optimization. The impact of this will be far-reaching as the industry discusses what capabilities can be shared between these divergent tasks, the amount of silicon area to dedicate to it, ... » read more

The Challenge Of Keeping AI Systems Current


Semiconductor Engineering sat down to discuss AI and its move to the edge with Steven Woo, vice president of enterprise solutions technology and distinguished inventor at Rambus; Kris Ardis, executive director at Maxim Integrated; Steve Roddy, vice president of Arm's Products Learning Group; and Vinay Mehta, inference technical marketing manager at Flex Logix. What follows are excerpts of that ... » read more

Blog Review: Aug. 19


Rambus' Scott Best digs into some of the most sophisticated attacks used to target and compromise security chips, such as laser voltage probing, focused ion beam editing, reverse engineering, and NVM extraction, and ways to counter them. Synopsys' Chris Clark proposes a way to identify problems earlier and better ensure safety and reliability in automotive SoCs by moving from a linear develo... » read more

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