An optical resonator is an arrangement of optical components that allows a beam of light to circulate in a closed path. Nanoresonators are a type of optical resonator that can effectively concentrate ...
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In a phased-array antenna the relative phases of the signals feeding the antennas are varied in such a way that the effective radiation pattern is reinforced in a desired direction and suppressed in u...
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As mobile devices become smaller, touch screen inputs have remain largely unchanged. But the use of the display as an input surface can become a problem as the user’s finger obstructs increasingly l...
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In radiofrequency (RF) communications systems such as wireless local area networks (LANs) and 3G and 4G mobile networks, multiple input, multiple output (MIMO) technology has been crucial for achievin...
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Assessing new varieties of maize and other crops is time-consuming and costly. Researchers must count and weigh kernels from hundreds of ears of corn to measure yield characteristics such as kernel nu...
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Perhaps surprising to many consumers, the industry that produces compute hardware (microprocessors, graphic units, etc.) is highly disconnected from the industry that produces memory storage hardware ...
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Finite element analysis (FEA) is a tool commonly used by engineers when designing parts and systems using CAD software. FEA tests the mechanical properties of computer-designed parts so that they can ...
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Lamination includes various techniques of manufacturing materials in multiple layers or ‘plies.’ Laminates are commonly used in the automotive, aerospace, medical and consumer industries. A simple...
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In the field of quantum computing, the performance of quantum bits (‘qubits’) has advanced rapidly in recent years. In contrast to classical two-state binary systems (0 or 1), each qubit can be a ...
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The development of smaller, denser transistors has revolutionized computer performance but given rise to power dissipation problems, wherein a chip or part of a chip consumes more power than can effec...
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The rapid proliferation of wireless devices has caused a surge in data rates. Higher frequencies including millimeter wave frequencies (30-300 GHz) are being explored to address the spectrum crunch. ...
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Seismic events produce two types of seismic waves, referred to as P waves and S waves. P waves are relatively easy to detect (or “pick”) with software. S waves travel more slowly and arrive in the...
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A quantum computer will allow efficient solutions for certain problems that are intractable on conventional, classical computers, including factoring and quantum simulation of complex systems. While a...
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Parallelization is one technique used to improve software performance and/or energy consumption by dividing the execution of a software program into multiple components that can run simultaneously on ...
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The demand for smaller wireless communication devices that use less power is growing. In particular, radio frequency identification (RFID) systems require small, low-power transmitters to label or &ld...
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Autism is the fastest growing developmental disability in the United States. Currently the Center for Disease Control estimates that roughly one percent, or 1 in 88 children and 1 in 54 boys between ...
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In a multiple-input, multiple-output (MIMO) system, multiple antennas are used at both the transmitter and receiver to improve communication performance. MIMO systems are key to high capacity communic...
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Wideband high-dimensional antenna arrays are expected to play a key role in future wireless systems. Due to narrow bandwidths, phased array/beamforming methods are the natural choice when it comes to ...
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Modern public information and transaction machines such as kiosks and automated teller machines (ATMs) frequently employ a touch screen in conjunction with a computer to provide multimedia capabilitie...
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Executing different portions of a program in parallel on different processors is known as parallelism. While this can boost how fast a program is executed, increased parallelism is not always benefici...
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Processing images made up of pixel data is an important task of many modern processors, especially in portable devices like cells phones and tablets. Sophisticated image processing often requires floa...
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Modern computer processors can process data faster than the data can be exchanged with external memory. For this reason there is considerable interest in boosting the ‘bandwidth’ of the memory bus...
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Many modern computers employ multiple processor types, for example, one or more conventional CPUs operating in tandem with specialized GPUs, the latter tailored to high-speed streaming processing. T...
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Managing the power consumption of computer systems is important for reducing energy costs as well as prolonging battery life on portable devices. Power delivered to a computer normally passes through ...
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3-D main memory is an emerging technology in which stacks of DRAM are situated underneath the processor. This configuration helps decrease main memory latency while allowing designers to increase main...
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