Understanding Smart Sensors - Nomads.usp

352 Understanding Smart Sensorsanneal heat process used to remove stress especially in surfacemicromachiningantialiasing filter normally, a low-pass filter that band limits an input signalbefore sampling to prevent aliasing noisearbitrationprocess of gaining access to a busarchitecture the hardware or software design, usually standardized, for a circuitor system; also, system architectureassociative memory a neural network architecture used in pattern recognitionapplications, in which the network is used to associate data patterns withspecific classes or categories it has already learnedattenuationautozerodrift errorsdecrease in magnitude of communication signalcontrol circuitry that periodically reestablishes the zero to avoidbandgap reference forward-biased emitter junction characteristic of transistorused to provide an output voltage with zero temperature coefficientbandpass filter filter designed to transmit a band of frequencies whilerejecting all othersbaseband frequency band occupied by information-bearing signals beforecombining with a carrier in the modulation processbaud unit of signaling speed equal to the number of discrete signal conditionsor events per second. Refers to the physical symbols per second used in atransmission channel.biometricspersonal ID sensingbit rate speed at which data bits are transmitted over a communicationpath, usually expressed in bits per second (bps). A 9600-bps terminal is a2400-baud system with 4 bit/baud.bridge device that forwards packets of information between channels in amultiple-media networkbroadbandcarriera modulated or square wave signal on a multiple modulatedbulk micromachining a process for making microstructures in which amasked (silicon) wafer is etched in orientation-dependent etching solutions