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The Design and Implementation of a Wireless Healthcare Application for WSN- enabled IMS Environments Author: El Barachi, M.; Alfandi, O. Source: IEEE Consumer Communications and Networking Conference (CCNC),pp.892 – 897, Jan. 2013 1
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Outline Introduction Issues Motivations Goals Technology IP Multimedia Subsystem (IMS) Wireless Sensor Networks (WSNs) Approaches Simulation Conclusions Comments 2
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Issues With the increase in life expectancy and the number of aging populations, there is a significant interest in wireless healthcare applications that could improve the quality of life of elderly and chronically sick people. 3
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Motivations Combining the capabilities of WSNs(Wireless Sensor Networks) and the IMS(The IP Multimedia Subsystem) opens the door to a wide range of personalized and adaptive value added services for 3G users. Wireless healthcare is one of the important application areas that can benefit from the combined IMS/WSNs capabilities. 4
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Goals We focus on this application area and present a case study on the design and implementation of a context-aware IMS wireless healthcare application, that leverages the capabilities of our WSN/IMS integration solution. 5
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Technology(1/2) IMS (IP Multimedia Subsystem) SIP(Session Initiation Protoc ol ) Transport layer Control layer Home Subscribe Server(HSS) Call Session Control Function(CSCF) Proxy-CSCF(P-CSCF) Interrogating-CSCF(I-CSCF) Serving-CSCF(S-CSCF) Application layer 6
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Technology(2/2) Wireless Sensor Networks (WSNs) Wireless data collector or sink nodes Sensor node 7
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Approaches(1/2) This architecture is an extension of the 3GPP presence Architecture. 3GPP presence architecture relies on five main functional entities: Presence Agents Presence Server Presence List Server Presence proxies Watchers 8
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Approaches(2/2) The WSN/IMS integrated architecture 9 狀態提供者 Presence Agents Presence Server presence proxies 觀看者
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Simulation(1/7) The health monitoring application IMS deployment architecture 10
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Simulation(2/7) 11
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Simulation(3/7) 12
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Simulation(4/7) 13
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Simulation(5/7) 14
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Simulation(6/7) 15
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Simulation(7/7) 16
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Conclusions The prototype setting 17
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Comments 可發展性 這個架構未來有很多發展的空間,因為它有廣大的擴充 性,透過建置新的 S-CSCF 與其應用伺服器,便能提 供給使用者新的服務項目。 實際問題 因為這屬於醫療上的緊急救護的科技應用,所以應該還 要有其他突發狀況的備援計畫,例如:救護車在前往 醫院途中有緊急事件發生時如何應對。 18
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