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The Journal of The Korea Institute of Intelligent Transport Systems Vol.10 No.4 pp.100-106

Implementation of Novel Automatic Gain Control in Vehicular Environments

조웅,오현서

차량통신환경에서의 자동이득제어기법 적용

Woong Cho,Hyun-Seo Oh

Abstract

Radio Frequency (RF) signal fluctuates dynamically in wireless communication environments, where this fluctuation is severe especially in vehicular environments. Automatic Gain Control (AGC) is critical in wireless communications to establish reliable communication links and compensate the received signal fluctuation. In this paper, we introduce a simple and novel AGC scheme which uses both Received Signal Strength Indicator (RSSI) and analog-to digital converter (ADC) signals. Performance enhancement of the proposed AGC scheme is verified with practical measurements including simulations.