Week In Review: Semiconductor Manufacturing, Test


Global semiconductor sales reached $574 billion in 2022, and U.S. semiconductor companies accounted for sales totaling $275 billion, or 48% of the global market, according to the 2023 Factbook released by the Semiconductor Industry Association (SIA). DRAM and NAND prices likely will continue to fall further this quarter because production cuts have not kept pace with weakening demand, accord... » read more

Week In Review: Semiconductor Manufacturing, Test


The global sales slump in semiconductors but may be stabilizing, according to a new report from the Semiconductor Industry Association (SIA). Worldwide sales of semiconductors fell 8.7% in Q1 2023 compared to the Q4 2022, and dropped 21.3% compared to the Q1 2022. Sales for the month of March 2023 increased 0.3% compared to February 2023. Meanwhile, SEMI reports worldwide silicon wafer shipment... » read more

Week In Review: Semiconductor Manufacturing, Test


The U.S. Commerce Department  launched Chips.gov, a website that covers all aspects of the CHIPS Act, including funding opportunities and job openings. In similar vein, Intel CEO Pat Gelsinger focused on the future of semiconductor manufacturing in America in a talk at MIT. Intel has committed to expanding semiconductor manufacturing in the U.S., including spending an initial $20 billion on ne... » read more

New Standards Push Co-Packaged Optics


Co-packaged optics (CPOs) promise five times the bandwidth of pluggable connections, but the new architecture requires multiple changes to accommodate different applications. The Optical Internetworking Forum (OIF) recently published standards for co-packaged optics, which are the photonic industry’s hope for handling today’s faster Ethernet interfaces, as well as increasing speeds and p... » read more

Week In Review: Semiconductor Manufacturing, Test


GlobalFoundries filed suit in U.S. District Court in New York against IBM, accusing it of unlawfully disclosing IP and trade secrets to IBM partners, including Intel and Rapidus, potentially receiving hundreds of millions of dollars in licensing income and other benefits. The European Union released a €43 billion ($47 billion) plan for jumpstarting its semiconductor manufacturing industry,... » read more

Assist Layers: The Unsung Heroes of EUV Lithography


Most discussions of advanced lithography focus on three elements — the exposure system, photomasks, and photoresists — but that's only part of the challenge. Successfully transferring a pattern from the photomask to a physical structure on the wafer also depends on a variety of films working together, including the underlayers, the developers, and a variety of surface treatments. In fact... » read more

A Deposition And Etch Technique To Lower Resistance Of Semiconductor Metal Lines


Copper's resistivity depends on its crystal structure, void volume, grain boundaries and material interface mismatch, which becomes more significant at smaller scales. The formation of copper (Cu) wires is traditionally done by etching a trench pattern in low-k silicon dioxide using a trench etch process, and subsequently filling the trench with Cu via a damascene flow. Unfortunately, this meth... » read more

Smarter Ways To Manufacture Chips


OSAT and wafer fabs are beginning to invest in Industry 4.0 solutions in order to improve efficiency and reduce operating costs, but it's a complicated process that involves setting up frameworks to evaluate different options and goals. Semiconductor manufacturing facilities have relied on dedicated automation teams for decades. These teams track and schedule chip production, respond to equi... » read more

Supply Chain Resilience And Agility: Two Critical Sides Of The Same Coin


Over the past three years of major global disruptions, the supply chains of many industries have sharpened their focus on resilience. Today, discussions on electronics industry resilience center on redundancy across suppliers, multi-tier supplier mapping, nearshoring, reducing the number of unique parts, regionalizing supply chains, and business continuity planning. Resilience connotes a st... » read more

Nanoimprint Finally Finds Its Footing


Nanoimprint lithography, which for decades has trailed behind traditional optical lithography, is emerging as the technology of choice for the rapidly growing photonics and biotech chips markets. First introduced in the mid-1990s, nanoimprint lithography (NIL) has consistently been touted as a lower-cost alternative to traditional optical lithography. Even today, NIL potentially is capable o... » read more

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