photomask set

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• Photomask — A photomask. A schematic illustration of a photomask (top) …   Wikipedia

• Mask set — A mask set is a series of electronic data that define geometry for the photolithography steps of semiconductor fabrication. Each of the physical masks generated from this data is called a photomask. A mask set for a modern process typically… …   Wikipedia

• Fiber Bragg grating — A fiber Bragg grating (FBG) is a type of distributed Bragg reflector constructed in a short segment of optical fiber that reflects particular wavelengths of light and transmits all others. This is achieved by adding a periodic variation to the… …   Wikipedia

• Printed circuit board — Part of a 1983 Sinclair ZX Spectrum computer board; a populated PCB, showing the conductive traces, vias (the through hole paths to the other surface), and some mounted electrical components A printed circuit board, or PCB, is used to… …   Wikipedia

• OASIS (Open Artwork System Interchange Standard) — This view is called a cell view. A cell can be a collection of placed geometric shapes. It also can be a collection of cells; each containing other cells and/or geometric shapes. Each cell must have at least one layer. In this view, each color… …   Wikipedia

• Electronic design automation — (EDA) is the category of tools for designing and producing electronic systems ranging from printed circuit boards (PCBs) to integrated circuits. This is sometimes referred to as ECAD (electronic computer aided design) or just CAD. (Printed… …   Wikipedia

• Application-specific integrated circuit — An application specific integrated circuit (ASIC) is an integrated circuit (IC) customized for a particular use, rather than intended for general purpose use. For example, a chip designed solely to run a cell phone is an ASIC.In contrast, the… …   Wikipedia

• CPU design — is the design engineering task of creating a central processing unit (CPU), a component of computer hardware. It is a subfield of electronics engineering and computer engineering. Contents 1 Overview 2 Goals 3 Performance analysis and… …   Wikipedia

• Phase-shift mask — Phase shift masks are photomasks that take advantage of the interference generated by phase differences to improve image resolution in photolithography. There exist alternating [cite web|url = http://www.freepatentsonline.com/6977127.html | title …   Wikipedia

• Transistor models — Transistors are complicated devices. In order to ensure the reliable operation of circuits employing transistors, it is necessary to scientifically model the physical phenomena observed in their operation using transistor models. There exists a… …   Wikipedia

• Computational lithography — (also known as computational scaling) is the set of mathematical and algorithmic approaches designed to improve the resolution attainable through photolithography. Computational lithography has come to the forefront of photolithography in 2008 as …   Wikipedia