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工作在电话网上的V.34高速调制解调器(MODEM)应用十分广泛,壳状映射技术是使MODEM性能得以改善的关键技术之一。本文简要介绍了V.34协议,重点对壳状映射技术进行了详细的分析。
V.34 high-speed modem (MODEM) working in the telephone network is widely used. Shell mapping technology is one of the key technologies to improve MODEM performance. This article briefly introduces the V.34 protocol, focusing on a detailed analysis of the shell mapping technology.