使用在無線網狀網路利用路徑感知來平衡負擔的資源分配(網路資源分配系統及方法) 刊登日期:2014/05/21
  ‧ 專利名稱 網路資源分配系統及方法
  ‧ 專利證書號 I390869
8116324B2
  ‧ 專利權人 國立臺灣大學
  ‧ 專利國家
    (申請日)
中華民國 (2008/04/24)
美國 (2008/12/18)
  ‧ 發明人 周承復, 林靖茹, 林嵩翰,
 
技術摘要:
一種網路資源分配系統及方法,係應用於無線網狀網路,其主要包括規劃路由器間連線的流量,並與鄰近的路由器交換資料以使路由器可依據交換資料作分散式的網路資源分配,再透過路由器檢查局部時間窗與全域時間窗是否過期,若發現有局部的效能低落或是局部的流量變化時,路由器就會啟動局部繞路調整機制,接著評估目前是否有全域的效能低落,若是,則中央控制器會啟動全域最佳化機制,若否,則重設全域時間窗。據此,能在感知網路中每條連線的流量情況下,有效率地將流量分配到不同的頻道和無線接收器。
A network resource allocation system and method of the same are provided according to the present invention. The system and method are applicable to a wireless mesh network, the method including: programming traffic of connections between routers; exchanging data between neighboring routers, thereby enabling the routers to perform dispersive network resource allocation according to the exchanged data; checking a local time window and a global time window for expiration by the router; and, under the condition of local performance deterioration or local traffic variation, activating a local routing adjustment mechanism by the router, wherein, if global performance deterioration currently exists, then activating a global optimization mechanism by a central controller, and, if not, then resetting the global time window. Accordingly, the present invention is capable of perceiving the traffic status of each connection between routers, thereby efficiently directing traffic to various channels and wireless transceivers.




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