Domino logic circuit techniques have been extensively applied in modern high-performance microprocessors because of their superior speed and area characteristics as compared to static complementary me...
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All digital devices, from computers to stopwatches, contain circuits composed of numerous electrical components.  Most circuits are designed to allow for some flexibility in signal timing because of ...
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Radiation therapists must carefully determine beam angles and radiation dose to accurately target tumors while avoiding healthy tissue.  Of special importance are nearby organs-at-risk, which often a...
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Network intrusion detection systems (NIDS) help protect computer and telecommunication networks from worms, viruses and other malicious software, known as malware. NIDS rely on a set of signatures to ...
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Systems based on terahertz (THz) radiation technology show promise for communication and imaging applications.  These systems can penetrate through many materials and are sensitive enough to resonate...
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Quantum computing uses packets of information called quantum bits, or qubits, which can have a value of zero and one at the same time, allowing operations such as prime factorization to be performed m...
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To improve the speed of a computer program, computer systems run instructions from a program in parallel, but maintain the effect of running these instructions one after another. Systems with multiple...
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Wireless communication devices typically operate in one of two bands of the electromagnetic spectrum. The bands are divided into several channels set at center frequencies, but many partially overlap ...
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Wireless local area networks (WLANs) operate in a limited spectrum. As a result, WLANs require the efficient management of bandwidth to provide adequate access to networks. Computers and other devices...
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High-speed wireless data communications systems, such as wireless metropolitan area networks (MANs) operating with multiple input-multiple output (MIMO) systems, use multiple antennas on transmitters ...
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Detecting and stopping malware―viruses, trojans, bots and spyware―from infecting a computer is a challenge because of its rapidly changing nature. Existing techniques either use signature-based sc...
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Quantum-entanglement is a phenomenon in which the quantum states of two objects become correlated and remain correlated, even when the objects are physically separated from each other. Quantum-entangl...
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Synthetic aperture radar (SAR) is an active remote sensing technique used for measuring geophysical activity on the Earth’s surface. It records microwaves transmitted by a sensor (usually aboard a s...
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Complementary metal-oxide semiconductor (CMOS) technology is commonly used in integrated circuits for microelectronics. Current is produced in semiconductor devices by using mobile charge carriers, ei...
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Today, computer processors may have dual or multiple “cores,” the processing parts of central processing unit (CPU) chips, to exploit increasing transistor density. Typically, cores are provisione...
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Virtual testing of a 3-D solid model is a time consuming part of product design before manufacturing. Engineers often use a software modeling tool called Finite Element Analysis (FEA) to speed up the ...
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In modern high-performance microprocessor circuits, gates made of an oxide, such as SiO2, act as insulators. As electronic devices become increasingly miniaturized, gates are becoming smaller and may ...
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