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行動與無線通訊

行動與無線通訊. 第 12 章 無線數據通訊 (wireless data communications). 本章的重要觀念. 無線數據通訊是什麼 ? 無線數據通訊有什麼用途 ? 無線數據通訊與一般有線網路的數據通訊有何差別 ?. 無線數據通訊的應用. 查詢與回應的應用 (query/response applications) 批次處理的檔案應用 (batch file applications) 串流式的資料應用 (streaming data applications). 無線數據通訊的連線選擇. 無線數據使用的模式.

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行動與無線通訊

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  1. 行動與無線通訊 第12章 無線數據通訊(wireless data communications)

  2. 本章的重要觀念 • 無線數據通訊是什麼 ? • 無線數據通訊有什麼用途 ? • 無線數據通訊與一般有線網路的數據通訊有何差別 ?

  3. 無線數據通訊的應用 • 查詢與回應的應用(query/response applications) • 批次處理的檔案應用(batch file applications) • 串流式的資料應用(streaming data applications)

  4. 無線數據通訊的連線選擇

  5. 無線數據使用的模式 • 使用者可以完全在移動狀態 (full user mobility) • 可攜式的無線數據 (portable wireless data)服務 • 固定式的無線數據(fixed wireless data)服務

  6. 電路交換式的無線數據存取

  7. 無線數據網路 • ARDIS • RAM Mobile Data • 封包無線電網路(packet radio network) • 蜂巢數位封包資料 (CDPD, Cellular Digital Packet Data) • GPRS(GSM Packet Radio Service) • CDMA資料服務

  8. 其他的無線數據通訊系統 • EDGE • Wireless LAN • 藍芽(Bluetooth)

  9. 封包無線電網路(packet radio network)的架構

  10. CDPD網路中的組成

  11. 在GSM上擴充的GPRS網路

  12. GPRS系統的架構

  13. GPRS系統的協定堆疊

  14. GPRS的應用 • 通訊 • 加值服務(VAS, value-added services) • 電子商務(electronic commerce) • 定位服務(location-based services) • 垂直的應用(vertical applications) • 廣告(advertisement)

  15. WAP gateway的架構

  16. Q & A • 什麼是ad-hoc network ? • 什麼是無線通訊中的Hidden terminals ?

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