Data bits modulate (modify) a carrier signal Basic modulation techniques: amplitude frequency phase. Data bits are represented over the transmission channel by SYMBOLS Symbol rate is expressed in Baud (Symbols per Second) Modulation of a carrier is used to transmit data bits efficiently over the air interface The modulation process creates modulation symbols. A modulation ... Read more
The history of broadband wireless as it relates to WiMAX can be traced back to the desire to find a competitive alternative to traditional wireline-access technologies. Spurred by the deregulation of the telecom industry and the rapid growth of the Internet, several competitive carriers were motivated to find a wireless solution to bypass incumbent service ... Read more
Which is better AAC or SBC? Comparing AAC and SBC Codecs When it comes to audio quality, AAC and SBC are two commonly used codecs, each with its strengths and weaknesses. Let’s explore the differences between AAC and SBC and determine which one offers superior audio quality. AAC Codec AAC, or Advanced Audio Coding, is ... Read more