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2-D tetra-lateral position sensitive device (PSD) A 2-D tetra-lateral PSD is capable of providing continuous position measurement of the incident light spot in 2-D. It consists of a single square PIN diode with a resistive layer. When there is an incident light on the active area of the sensor, photocurrents are generated and collected from ...
PSD is usually defined by the method by which it is determined. The most easily understood method of determination is sieve analysis, where powder is separated on sieves of different sizes. Thus, the PSD is defined in terms of discrete size ranges: e.g. "% of sample between 45 μm and 53 μm", when sieves of these sizes are used.
The PSD contained two main sections: The "market rules" described which type of organisations could provide payment services. Next to credit institutions (i.e. banks) and certain authorities (e.g. central banks, government bodies), the PSD mentioned electronic money institutions (EMI), created by the E-Money Directive in 2000, and created the new category of "payment institutions" (PI) with ...
An ordinal-free term to denote domains under which people can register their own domain name is public suffix domain (PSD). Country-code second-level domains [ edit ]
PSD (rapper), a Californian rapper and hip-hop producer; Port Said Airport, Egypt (IATA code PSD) Private Sector Development, term used in international development; PSD Bank, German banking group; Patricia Street Deli, a famous sandwich and soup restaurant located in the tourist town of Jasper, Alberta, Canada
A security detail, often known as a PSD (protective services detail, personal security detachment, personal security detail) or PPD (personal protection detail), is a protective team assigned to protect the personal security of an individual or group. PSDs can be made up of multiple federal and state government organisations, military personnel ...
A pseudo-noise code (PN code) or pseudo-random-noise code (PRN code) is one that has a spectrum similar to a random sequence of bits but is deterministically generated. The most commonly used sequences in direct-sequence spread spectrum systems are maximal length sequences , Gold codes , Kasami codes , and Barker codes .
PSD officers are sworn law enforcement personnel with full police authority delegated from the Mayor of the District of Columbia and have the authority to bear firearms, serve warrants, and make full custodial arrests throughout the District of Columbia [2] [3]