在居家與醫(yī)療控制上的應(yīng)用.ppt

1、1,ZigBee Wireless 在居家與醫(yī)療控制上的應(yīng)用,陳 敬 喆 華矽半導(dǎo)體股份有限公司 類比事業(yè)處資深副總,2,Short Range Wireless Technologic,Distance,Peak Data Rate,Slower,Faster,Nearer,Farther,Bluetooth,2.5G/3G,Wi-Fi,UWB,ZigBee,Wireless Video Application,Wireless Networking,Wireless Data Application,Wireless Monitoring & Control,3,4,Defining Zi

2、gBee,Technical Basics: Created by the ZigBee Alliance:8 Promoters, over 150 Members Use the IEEE 802.15.4 Specification for the MAC and PHY Layers of a System Model Replaces existing proprietary solution to allow interoperability The ZigBee Standard: Provides Network, Security and Application Layers

3、 Implements Mesh and Cluster tree Networks For Wireless Personal Area Network (WPAN) Target Short-Range, Low Power Applications,5,ZigBee Value Proposition - Appplication,Ideal for : Low data rate application requiring small data packets Large area coverage:Networks that support many devices ( 65536

4、) using one master ( PAN coordinator) Ultra low power monitoring application that operate for years on inexpensive alkaline batteries Cables replacement for short distance wireless control connections in industrial building and resident homes Not ideal for : Application requiring long range without

5、using routers Mobile applications Streaming video or data applications,6,PC Peripherals,Consumer Electronics,Personal Health Care,Industrial Control,Resident, Light, Commercial Control,Building Automation,Market and Application,7,ZigBee is Mesh Networking,Coordinator,Router,End Device,Device Associa

6、tion,8,ZigBee Home Lighting Network,5,6,7,8,1,2,3,4,12,11,10,9,9,ZigBee Home Lighting Network,5,6,7,8,1,2,3,4,12,11,9,10,10,ZigBee Home Lighting Network,5,6,7,8,1,2,3,4,12,11,9,10,11,ZigBee Home Lighting Network,5,6,7,8,1,2,3,4,12,11,9,10,12,生活上的小應(yīng)用,先讓我們從生活中的小沮喪講起吧！過去各位在家中用遙控器操作電視機(jī)、錄放影機(jī)、冷氣機(jī)等家電時(shí)，總有幾次

7、是按鈕之後卻不靈光的經(jīng)驗(yàn)吧？通常是角度不對的問題，修正一下方位再按一次即可，有時(shí)要試個兩、三次才有效，雖然麻煩但也不覺得有大礙，久了其實(shí)也習(xí)慣且訓(xùn)練有素。 如果更換遙控器的遙控技術(shù)，改用RF無線電取代IR紅外線，這樣的想法過去即有，但在實(shí)現(xiàn)上卻有些難處，主要是因?yàn)榧t外線遙控器太省電、太低廉，使無線電遙控器難以取代普及！,ZigBee Its Show Time!,13,成熟的關(guān)鍵,2002年8月由多家業(yè)者發(fā)起的ZigBee聯(lián)盟，以IEEE 802.15.4規(guī)範(fàn)（於2000年12月開始制訂）為基礎(chǔ)，希望發(fā)展、推廣低用電、低成本的無線傳輸新規(guī)，且針對現(xiàn)有各式感應(yīng)、監(jiān)視、控制等應(yīng)用進(jìn)行最佳化設(shè)計(jì)，受用領(lǐng)域不單是消費(fèi)性電子（隨身聽線控去除）、影音家電等的遙控器，也包括工業(yè)監(jiān)控（感應(yīng)感測器、監(jiān)督控制板）、玩具遊戲（電子寵物遙控、掌上電玩對戰(zhàn)）、家庭自動化（空調(diào)、照明、保全）、醫(yī)療器材（檢驗(yàn)