How can you compensate for the impact of the Doppler Effect in cellular system? Explain.

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Electrical Engineering

How can you compensate for the impact of the Doppler Effect incellular system? Explain.

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Doppler shift affects wireless communications by creating fadingin the signal Fading is unpredictable attenuation that occurs atundesired space and time coordinates As fading caused by Doppershift is undesirable Following techniques are used to minmise theeffect of fading in cellular system a DiversityDiversity technique is used to compensate for fading channelimpairements and usually implementated by using 2 or morereceving antennas Diversity is usually employed to reduce thedepth and duration of the fades experienced by a receiver in a flatfading channel These techniques can be employed at both basestation and mobile receivers Spatial Diversity is the most widelyused diversity technique In this technique multiple antennas arestrategically spaced and connected to common receiving systemWhile one antenna sees a signal null one of the See Answer

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