Eos Chap1

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Eos Chap1

  1. 1. Page 1<br />EH417 임베디드운영체제<br />Overview of Mobile OSs<br />참고: wikipedia.org<br />Qualcomm<br />INFIDES<br />
  2. 2. 목차<br />Mobile OS 개요 및 특징<br />이동통신 현황의 이해<br />Mobile OS별현황 및 개요<br />Page 2<br />
  3. 3. Web 2.0  Mobile 2.0 시대로<br />Page 3<br />
  4. 4. Mobile OS의 출현<br />Page 4<br />
  5. 5. Mobile 단말의 특성<br />제약 사항<br />화면, CPU, 메모리, 네트워크 성능의 제약<br />다양한 단말 환경<br />PC, 노트북, PDA, 스마트폰, 핸드폰<br />핵심 플랫폼들의 춘추전국시대<br />브라우저<br />OS<br />RIA 플랫폼<br />기회 요인<br />항상 휴대하는 단말<br />위치 기반 서비스<br />프레즌스 서비스(presence)<br />결제 등 신원확인 기능<br />Page 5<br />
  6. 6. Mobile OS 현황<br />Linux 기반<br />Android<br />Java/Dalvik, XML UI, AJAX<br />LiMo<br />C/C++, Java, AJAX, <br />OpenMoko<br />C/C++/Python, JAVA, AJAX<br />bada<br />고유 OS (non-Linux)<br />BREW<br />iPhone<br />Java ME/BlackBerry<br />Symbian<br />Windows Mobile<br />Page 6<br />
  7. 7. 응용 프로그램 개발 플랫폼<br />현재<br />AJAX<br />Flash Lite 2.x / 3.1<br />Gears (Windows Mobile)<br />Java ME<br />Microsoft Silverlight 1.0<br />향 후<br />Adobe AIR Mobile (Open Screen)<br />AOL Open Mobile Platform<br />Gears (Android)<br />HTML5<br />Java FX Mobile<br />Microsoft Silverlight 2.0 (2009)<br />Page 7<br />
  8. 8. 이동통신 산업 개요<br />Page 8<br />
  9. 9. 이동통신 산업 현황의 이해 - 1<br />전송방식<br />GSM LTE<br />CDMA WCDMA HSDPA Wibro<br />Feature Phone (스마트폰 이전) <br />핵심 칩셋<br />CDMA: Qualcomm<br />GSM: 다수<br />별도 운영체제(OS) 구분이 없음<br />CDMA: Qualcomm Brew<br />GSM: 다수<br />스마트폰<br />운영체제가 있음<br /> Mobile OS<br />Page 9<br />
  10. 10. 이동통신 산업 현황의 이해 - 2<br />주요 단말 제조사<br />Nokia<br />Samsung<br />Motorola<br />LG<br />Sony Ericson<br />주요 이동통신 사업자<br />Vodafone, T-mobile, France Telecom, Orange 등 (유럽)<br />China Mobile 등 (중국)<br />Verizone등 (미국)<br />SK Telecom, KTF, LG Telecom (한국)<br />Page 10<br />
  11. 11. 주요 Mobile OS별 현황<br />BlackBerry<br />Windows Mobile<br />Symbian<br />Linux 기반 OS<br />Android<br />iPhone<br />Page 11<br />
  12. 12. 12<br />BlackBerry OS (RIM)<br />Pros:<br />Large reach and data-hungry user base<br />Leads US market with 31% of smartphone traffic <br />#2 in worldwide market with 11% of smartphone traffic <br />Developers not limited to single distribution channel<br />Issues:<br />Developer momentum appears to be shifting to iPhone<br />Less reach outside of North America<br />Application distribution more difficult today vs. iPhone’s app store <br />Users more email focused vs. web consuming iPhone users<br />RIM / hardware dependent<br />Recent news / developments:<br />BlackBerry Application Center scheduled to debut w/ BlackBerry Storm OS v4.7<br />Developer resources:<br />http://na.blackberry.com/eng/developers/<br />http://www.blackberrydeveloperconference.com/ (Oct. 20-22, Santa Clara)<br />http://crackberry.com/<br />
  13. 13. 13<br />Windows Mobile<br />Pros<br />Strong user reach<br />#2 in US market with 30% of smartphone traffic <br />#2 in worldwide market with 13% of smartphone traffic <br />Manufacturer agnostic<br />>18K apps<br />Issues<br />Current version in market (Windows Mobile 6) lacks support for some popular technology enablers (e.g., multi-touch, GPS, accelerometer)<br />Next-gen version will be late to market<br />Less developer enthusiasm vs. that for iPhone and Android<br />Application distribution more difficult today vs. iPhone’s app store <br />Recent news / developments:<br />Microsoft to launch “Skymarket” applications marketplace for Windows Mobile 7 (planned for launch in 2H ’09)<br />Speculation that Windows Mobile 7 will support revamped UI and multi-touch<br />Developer resources:<br />http://www.microsoft.com/windowsmobile/en-us/business/developers.mspx<br />
  14. 14. Windows Mobile<br />Page 14<br />
  15. 15. Windows Mobile<br />Page 15<br />
  16. 16. 16<br />Symbian (Nokia)<br />Pros<br />Massive global reach<br />Leads WW market with 62% of smartphone traffic <br />57% market share of smartphones sold in Q2 ‘08<br />Like Android, being open source could help accelerate pace of innovation<br />Issues<br />Limited reach in the US<br />Application distribution more difficult today vs. iPhone’s app store <br />Recent news / developments:<br />June ’08: Nokia announced plans to acquire full ownership of Symbian and start the Symbian Foundation, which will be an independent force for the future development of Symbian OS. They stated that Symbian OS (including the platforms S60, UIQ and MOAP(S)) will become open source in the first half of 2009<br />Developer resources:<br />http://www.forum.nokia.com/main/resources/technologies/symbian/<br />
  17. 17. Symbian (Nokia)<br />Page 17<br />
  18. 18. Linux 기반 Mobile OS<br />Page 18<br />
  19. 19. 19<br />Android (Google)<br />Pros:<br />Open source  could help accelerate pace of innovation<br />Manufacturer-independent  could help accelerate consumer adoption<br />Technology support (e.g., touchscreen, GPS, accelerometer, video and still cameras)<br />Issues:<br />Late to market relative to iPhone<br />At least initially, demand is expected to trail iPhone demand<br />Recent news / developments:<br />1st Android phone (T-Mobile G1) to go on sale on Oct. 22<br />Sept. ’08: Officially released v1.0 of SDK in Sept<br />Aug ’08: Awarded $3.75MM to 20 developers in the Android Developer Challenge<br />Developer resources:<br />http://android-developers.blogspot.com/<br />http://code.google.com/android/documentation.html<br />
  20. 20. 20<br />iPhone OS (Apple)<br />Pros:<br />Strong user growth and data-hungry user base<br />More than 10 million iPhones sold<br />3.8% of worldwide smartphone web/data traffic and 7.8% in US <br />Application store creating a vibrant app ecosystem with great momentum<br />More than 3K applications (~20% free)<br />More than 1 million downloads<br />Powerful technology enablers (e.g., multi-touch, GPS, accelerometer)<br />Issues:<br />App approval process is largely a black-box to developers<br />Apps viewed as competitive to Apple are often shut down<br />Downloads highly dependent on “featured” or “top download” promotion in store<br />App store is the only authorized distribution channel<br />Apple / hardware dependent<br />Development resources:<br />http://developer.apple.com/iphone/index.action<br />http://iphoneincubator.com/blog/<br />
  21. 21. Android와 iPhone비교<br />Page 21<br />
  22. 22. 22<br />주요 스마트폰OS 비교<br />Notes: 1. Artificially low given the wait for the 3G iPhone (5.3% market share in Q1)<br />
  23. 23. 주요 Mobile OS 경쟁 구도<br />Page 23<br />
  24. 24. 24<br />스마트폰 시장 동향<br />Source: AdMob traffic<br />
  25. 25. 25<br />Reading List<br />Mobile OS introductions / summaries<br />http://en.wikipedia.org/wiki/Symbian_OS<br />http://en.wikipedia.org/wiki/IPhone_OS<br />http://en.wikipedia.org/wiki/Windows_Mobile<br />http://en.wikipedia.org/wiki/Google_Android<br />http://en.wikipedia.org/wiki/BlackBerry_OS<br />Comparison / analysis<br />http://www.brighthand.com/default.asp?newsID=14142<br />http://www.osnews.com/story/20329/SDK_Shoot-Out_Android_vs_iPhone<br />http://weblog.infoworld.com/fatalexception/archives/2008/09/sdk_shootout_an.html<br />http://www.alleyinsider.com/2008/10/iphone-app-store-s-brutal-reality-get-viral-or-don-t-quit-your-day-job<br />Metrics<br />AdMob metrics (http://www.admob.com/s/solutions/metrics)<br />Opera State of the Mobile Web Report (http://www.opera.com/mobile_report/)<br />
  26. 26. 과제<br />아래 내용들을 순서대로 찾아 읽고,간략히 요약하시오<br />http://en.wikipedia.org/wiki/Symbian_OS<br />http://en.wikipedia.org/wiki/BlackBerry_OS<br />http://en.wikipedia.org/wiki/Windows_Mobile<br />http://en.wikipedia.org/wiki/IPhone_OS<br />http://en.wikipedia.org/wiki/Google_Android<br />제출<br />어디에? 팀 블로그에.<br />언제? 3월 18일(목)까지<br />Page 26<br />

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