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ڵλãֻг
ۺϿ֮һ
2001-04-08 23:21ͨšߣ
ʱأ̤ˡۺϿ֮һ

2003ֻ꣬PC2006꣬йĵƶͨѶûﵽ2630򣬾һ

WAPBluetoothGPRS EPOCȹǿԴڰȫȱ⡣

΢ŻĦŵҵͷ׷Ωˡ

ҹҵ޴֧֣ҵʼͶʯ·Ҳʼζĸζ


ȥ꿪ʼ𽥳Ϊ˹עĻ⡣Ħ΢ŵǵȹ˾ƵƵƳٴ룬WAPֿʼǵߡгж󣬻жЩҵȡһЩʲôٴ룿ҹĽչΣ

ĽοΪ⿪Щ⡣

һгDZ޴
ͨŵжгǰ
Ϊȫһƶ绰Ӧ̵ŵǹ˾2µԤ:1999ֻѳPC2003ֻ꣬PC
CES(ӲƷչ)չרСԤƣ2003ʹͨżû10ˣ2004ʹ豸¼û4ˡ
1·ݳϢˡ־˵IGIѯ˾Ԥ⣬2005꣬ȫ8.3ڲƶװý뻥20036ڲ19997600򲿾дǡ
ݡʢʱ2002꣬ƶ绰гһﵽ130Ԫгģ2007꽫ͻ320Ԫ
г鹫˾Strategis Group1220ڻʢٷƶͨŷı棬ʾ2006꣬й2.5G3Gûֱﵽ48.926.3򣬾һ



룺ٵļ

ITҵһֵйעǾ߻гľֳһǰҺֵ̬ơ

CeBitչ ͨѶ

ڵ¹ŵоеһһȵCeBitչϣͨѶȼͲƷΪչ㡣CeBitչרΪͨѶٰ̾ģڻ᳡ϲʱɿ͵ֻģͺչʾҳݵľĻ

ŵ:2002ȫƶ绰ûͻ10

ŵǹ˾ǰʾֹ1999ףȫƶ绰ûѾ4.5ڣù˾ԭƵ2003Դﵽ10ûڵгչʾﵽĿʱǰ2002꣬ʱƶ绰û̶绰û

2000ȫƶ绰ͻ4ڲ

ƶͨŵѸٷչƶ绰гķ٣1999ƶ绰һ65%ﵽ2.83ڲԤƽͻ4ڲ

гʱը

г鹫˾Yankee Groupշķ棬2003꣬ȫƶ绰û10ˣг60%ͨƶ绰ûгֱը

ڶۺ

гʮˣӦļҲѾ߱WAPBluetoothGPRS EPOCȡ


С:WAP
WAP(Wireless Application Protocol)ǡӦЭ顱֮⡣һϵЭɣͨ豸ı׼ѵ绰ߵշȶҪϴ˱׼ҲInternetʣe-mailWWWNewsgroupsIRC(Internet Relay Chat) WAPIJΰWireless Application Environment (WAE)Wireless Session Layer (WSL)Wireless Transport Layer Security (WTLS)Wireless Transport Layer (WTP) WAPɰšĦŵǡUnwired Planetļҹ˾Ա԰񰢶ءAT&TӡӢšš󡢱Ϸȡ

WAPһӦЭȫͨšҵͬƶļΪ缰ϵͳı׼棬ĿǰѾܵʳϣΪҵ淶WAPþֻͨڽWAP΢ֱ˵WAPݣEPOCǼֻIJֻӲ䱸㣬ҪEPOC򻯲ϵͳBluetoothƽװоƬֻԡPDAȣԱ˴˽ߴ䡣ӼȺ߸áGPRSӢֱΪϷߵ񡱡Ϊϵͳҵṩٵϴʣ˲ߵŵ㣬ûѸ١
1998괺ӦЭ飨WAPЭȷڲͬշʼͷInternetƶһЭijаšŵǡĦUnwiredPlanetȣԽԽijָ֧Э顣԰Ϊף֥ͬŵǡӢضIBMʽǵġBluetoothЭ飬һЭҪǽƶ豸̨ʽ֮ͬ⣬ʹͨװͨģʽʵֻͨ룬ԶͬϢĿǰһЭѵõĦѶ ء3Comȹ˾֧֣Ŀǽ°áĸֳֻƶ绰ͶгңһЭڳΪδı׼ƽ̨ʹϣȥ꣬šŵǡĦӢţPsionϳSymbianҪ΢⣬һֹõIJϵͳƽ̨û棬δƶ绰ӦýԴΪ


С:3G
3GThird Generationļƣָƶͨšһƶͨģ磬ڶĿǰΪʹõGSMCDMA3GиĴ䴫ٶȽ180Kbit/sܴ仰ܴݣӶṩݡӦã߽Internet 3G׶ΣԤ2002ȫͶӪӵڶƶͨ3GĹɼGPRS

WAPһϵЭɣΪͨ豸ƶͳһ׼ѵ绰ߵշҲInternetʣemailWWWNewsgroupsIRC(Internet Relay Chat)ȡ˵WAPĿǽInternetĺϢȽҵ뵽ƶ绰ն֮СصʹӳٽŻƣInternetһϵЭ淶뵽СWAPֻҪƶ绰WAP֧֣ҪеƶͨЭκεĸĶCDMAGSMIMT2000Ȳͬƶͨϵͳ⣬WAPٵռֳ豸ԴROMRAMCPUȣͨǿĹֲֳ豸ȱݡپһЩӡInternetһҰٻ̵꣬ƶ绰ʹ빺ƷĹ˿ͣôWAPؾͺñǰٻۻԱڽյ˿͵Ķ绰󣬰InternetϵġҲǡϢ͵˿͵ֻϣ֮乵ͨԾXML

⣬Frost & Sullivanеһоṩݣ۶1999ļΪ3670Ԫҵ200669900
ǣFrost & SullivanһλJanten Sythoffָ۶Ʒ໥ЭԺͱ׼͡˵ʱ䳤˾ͻһЩ⣬ЩЩṩͬ;ϵвƷĹ˾ġten Sythoff˵߼˾HomeRFҲܿܲľ־¸Э⡣

оָܿ족ŷ50%ƶ豸г



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ȻǰͨӦСͻƶչ豸֮ȻҪ߽ͨд䣬ʱûIJ㡣Bluetoothпȡ£ʹֱЯʽ豸֮ߴ䣬ṩһµӰʱؽͨŵĻ

ĵַ:http://www.cnonline.org/2001/article/142.html

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