frequency bias

См. также в других словарях:

• Bias (disambiguation) — Bias is an inclination towards something, or a predisposition, partiality, prejudice, preference, or predilection. Bias may also refer to:In science and statistics: * Bias (statistics), the systematic distortion of a statistic ** A biased sample… …   Wikipedia

• bias — [bī′əs] n. pl. biases [MFr biais, a slope, slant < OFr < OProv < ?] 1. a line, cut or sewn diagonally across the weave of cloth, as in making seams, binding tape, etc. 2. a mental leaning or inclination; partiality; bent 3. Lawn Bowling… …   English World dictionary

• Frequency-division multiplexing — (FDM) is a form of signal multiplexing where multiple baseband signals are modulated on different frequency carrier waves and added together to create a composite signal. Non telephoneFDM can also be used to combine multiple signals before final… …   Wikipedia

• Bias (electrical engineering) — In electrical engineering, the term bias has the following meanings: # A systematic deviation of a value from a reference value. # The amount by which the average of a set of values departs from a reference value. # Electrical, mechanical,… …   Wikipedia

• bias — /buy euhs/, n., adj., adv., v., biased, biasing or (esp. Brit.) biassed, biassing. n. 1. an oblique or diagonal line of direction, esp. across a woven fabric. 2. a particular tendency or inclination, esp. one that prevents unprejudiced… …   Universalium

• Frequency drift — In electrical engineering, and particularly in telecommunications, frequency drift is an unintended and generally arbitrary offset of an oscillator from its nominal frequency. This can be caused by changes in temperature, which can alter the… …   Wikipedia

• Bias tee — A bias tee is a kind of multiplexer which has 3 ports arranged in the shape of a T and where frequencies from 1 MHz to 10 GHz pass horizontally through the T and lower frequencies take a 90° turn used to bias transistors and diodes. It is a… …   Wikipedia

• bias — I. noun Etymology: Middle French biais Date: 1530 1. a line diagonal to the grain of a fabric; especially a line at a 45 degree angle to the selvage often utilized in the cutting of garments for smoother fit 2. a. a peculiarity in the shape of a… …   New Collegiate Dictionary

• bias — WikiB A constant amplitude high frequency signal added to the recording signal to improve the signal to noise ratio and reduce the distortion of an analog tape recording …   Audio and video glossary

• Grid bias — is a DC voltage applied to electron tubes (or valves in British English) with three electrodes or more, such as triodes. The control grid (usually the first grid) of these devices is used to control the electron flow from the heated cathode to… …   Wikipedia

• avidity bias — bias arising in angler surveys through time spent fishing or frequency of fishing …   Dictionary of ichthyology