通信理論

simultaneously connected to several  wireless access technologies (Wi-Fi, UMTS for example) and can seamlessly move between them (handov...

授課單元與授課老師 Bats and Communication Engineering Examine capacity of FDMA, TDMA, and CDMA (Is TDMA of the same efficiency as FDMA?))

1. How bats find their way in the dark (Also, dolphins and toothed whales) 2. echolocation similar to radars 3. choice of carrier (low o...

OFDMA Technology ( slides )

Spread Spectrum, an in-depth introduction

From 2G, 2.5G, 3G (IMS, IP Multimedia Subsystem), 3.5G/HSDPA, to 4G Computer Communications (IT), IP-based, WiFi (Data Comm.), VoIP Da...

Summary in slides 1. Start of the cellular technology, the need for new commercial applications of wireless 2. the bottleneck of capa...