三民網路書店 / 搜尋結果

Providing key background material together with advanced topics, this self-contained book is written in an easy-to-read style and is ideal for newcomers to multicarrier systems. Early chapters provide a review of basic digital communication, starting from the equivalent discrete time channel and including a detailed review of the MMSE receiver. Later chapters then provide extensive performance analysis of OFDM and DMT systems, with discussions of many practical issues such as implementation and power spectrum considerations. Throughout, theoretical analysis is presented alongside practical design considerations, whilst the filter bank transceiver representation of OFDM and DMT systems opens up possibilities for further optimization such as minimum bit error rate, minimum transmission power, and higher spectral efficiency. With plenty of insightful real-world examples and carefully designed end-of-chapter problems this is an ideal single-semester textbook for senior undergraduate and gr

介紹BBS Taiwan臺灣繁殖鳥類大調查2012年的調查成果

本書專為觀光餐旅相關科系學生量身打造，針對餐廳、旅館、觀光旅遊等主題設計而成。並與國外專業主編合作，提供原汁原味的道地美式英語教材。　內容分為兩大篇（餐旅篇及觀光篇），共16個單元。學習目標－針對該單元的重點敘述。暖身活動－讓讀者對該單元主題有初步的認識。對話－讓讀者熟知該主題常見對話內容及用語。主題式閱讀－相關專業知識性文章閱讀，讓讀者增進閱讀能力外並能增加專業知識。單字與片語－整理該主題常見