General background on mobile devices and solutions including … · 2012-01-16 · General...
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Kjell Are Refsvik
IMT2551 Mobile Systems Fundamentals
CC: BY-NC-SA
http://www.ansatt.hig.no/kjellr/imt2551
January 16, 2012
General background on mobile devices and solutions including context awareness
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GJØVIK UNIVERSITY COLLEGE
TODAY’S GOAL
After this lecture and its activities, you should be able to:
• Have an overview over where the mobile smartphone scene is today and what to read to get supplement information
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GJØVIK UNIVERSITY COLLEGE
LENDING OUT DEVICES
• So that you can get to know this technology•Push vs pull
•Data+interface (web apps/sites) vs data-only services (e.g. calendar)
•Experience accessibility so that you can design and work with accessibility
• Tie into our network and services•WiFi: Eduroam
•Email: ...
•Social: Twitter
•Time: Calendar
• Dynamic media: podcasting
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GJØVIK UNIVERSITY COLLEGE
LITTERATURE IN THIS COURSE
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Web-dokumenterWeb-dokumenterLectures and links in them
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SEMINAR
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GJØVIK UNIVERSITY COLLEGE
GENERAL TENDENCIES TODAY
• Lot of interest gravitates toward the mobile industry, dev. & research
• Heavy focus on smartphones and tablets. New devices almost daily
• Movement of power and money (from carriers to OS and app developers)
• Standardisation of UIs, equipment, apps, add-ons and infrastructure
• Appification of the Web
• Focus on the inside of devices, rather than the outside (1990-2007)
• Usability improves. Now not only geeks that used phones and tablets
• Atoms becomes bits (music, movies, newspapers, books, periodicals)
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GJØVIK UNIVERSITY COLLEGE
HIG IN 5 YEARS?
• Calendars, alarms and augmented reality helps you navigate in time and space around the campus?
• Social production of content in the cloud and easy-to-use tools to assess individual student contribution?
• More mobile services to help students navigate in Gjøvik?
• Get full access to the library content on a tablet?
• Most services online @ hig accessible by mobile devices?
• Learning management system: mobile and social?
• Full access to lecture streams and recordings (audio/video)?
• Serious games help students connect to and socialize
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GJØVIK UNIVERSITY COLLEGE
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EVOLUTION
1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2007 2008 2009 2010 2011 2012
?
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CHALLENGES
• High cost of devices and access?
• Radiation?
• Less social – not more?
• Important focus away from the open web and into closed apps
• Too much compromise when replacing special hardware with mobile app solution
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TelephoneAnswering machinePagerWristwatchCameraVideo cameraDictaphoneMusic PlayerRemote controlFlashlightLightmeterBarcode readerCompassHRMGame ConsoleRadioTVAddress bookNewspaperMapCar GPSBaby-monitor
1. Cameras2. Microphone3. Proximity4. Ambient Light5. Accellerometer6. GPS7. Compass
BluetoothWiFiGSM/UMTS/4G
Touch screen
Sound measuring deviceInstrument tunerPedometerSpeedometerStopwatchAlarm clockEncyclopediaBus schedulePocket calculatorWireless access pointSafety alarm/deviceTranslatorMusic InstrumentHealth monitorMoneyCar keyTicket (parking, plane ++)BankBookshopPassport?Intelligent personal assistantAugmented reality
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• Mobile device•Handheld computer
•Computer: input, processing, output. Communication and storage.
• Mobile OS•System software controlling the operations of a handheld computer
• Mobile phone•Feature phone (classic type, often with hardware keys)
•Smartphone (highly adaptable modern touch-screen based)
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THE BASICS
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• Mobile social network• Individuals contributing to and/or drawing value from an online social network
using a mobile device
•Web based and Native (using sensor capabilities in the device)
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THE BASICS
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• Ubiquitous computing (Max Weiser, Xerox Parc, 1988)• computing integrated into everyday objects and activities
•also described as pervasive computing or ambient intelligence
• its base is a robust network of computing devices
• Context awareness•The device and/or network knows something about your situation to provide
you useful services
•Context useful to provide you services is often your location
•You can state your context explicitly (Path: “sleeping”) or let the device use location, time, date, direction, speed and other info elements about you
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MISCELLANEOUS TERMS
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MISCELLANEOUS TERMS
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• Augmented reality•Often: Live view of the world on which the device puts additional information
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MISCELLANEOUS TERMS
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GJØVIK UNIVERSITY COLLEGE
•Wireless: communication between entities not physically conneted. E.g. mobile phones
• First wireless phonecall, 1880
• Big jump 100 years ahead to the GSM standard (Groupe Spécial Mobile)•Expanded to include data capability (GPRS and EDGE)
•Later improved to form the 3G (UMTS) standard (0.2-9Mbps)
•Will evolve into 4G (likely LTE) standard (potential Gbps)
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COMMUNICATION
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GJØVIK UNIVERSITY COLLEGE
• Mobile phone (1973: Martin Cooper, Motorola)
• GSM (1982: Torleiv Maseng, SINTEF)
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INVENTIONS
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• Ship to shore and car-phones: 1930 and -40s.
• Different analog and digital services (1940s-1970s)
• 1G: 1979
• 2G: 1991
• 3G: 2001
• 4G: 2009
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MOBILE COMMUNICATION
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GJØVIK UNIVERSITY COLLEGE
• PDA•Term by ...
• Smartphone•Term by ...
• Converged device
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MOBILE COMMUNICATION
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GJØVIK UNIVERSITY COLLEGE
• Shift of power and money•From cell providers to OS and device manufacturers, including their developers
•Power struggle between MS, Google, Apple and RIM
• Earlier: Network providers gave customers curated content and access
• Now: Network providers more a provider of basic network access
• Network providers can to a less degree decide what apps and services are on the phones
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BUSINESS
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GJØVIK UNIVERSITY COLLEGE
• Streaming content live or dynamically downloading and playing content
• Subcribing to and downloading previously recorded material (podcast)
• Podcasting interesting because it informs you and can be set to download new content (episodes)
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SUBSCRIBING TO AUDIO AND VIDEO ON YOUR DEVICE
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GJØVIK UNIVERSITY COLLEGE
TWIT.TV
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TWIT.TV
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PODCASTING
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• Mechanism of subscribing to content also used for printed material/periodicals/newspapers in the iOS app store. Likely to turn up elsewhere as well
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CASTING @ HIG?
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• Subscribing to and automatically informed about changes in:•Calendars for courses (imt2551.ical)
•Recorded lectures (imt2551.rss)
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GJØVIK UNIVERSITY COLLEGE
OTHER POPULAR PHENOMENON
• QR codes (Quick Response)• two-dimentional barcode that can be translated into alfa-numeric characters
• today, used by mobile users to reduce typing
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GJØVIK UNIVERSITY COLLEGE
ASSIGNMENTS
• Read through the articles linked here to get a deeper understanding of mobile technology, terms and history
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GJØVIK UNIVERSITY COLLEGE
RESOURCES
• The basics•http://en.wikipedia.org/wiki/Mobile_device
•http://en.wikipedia.org/wiki/Mobile_OS
•http://en.wikipedia.org/wiki/Mobile_phone
•http://en.wikipedia.org/wiki/Mobile_social_network
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GJØVIK UNIVERSITY COLLEGE
RESOURCES
• Miscellaneous terms•http://en.wikipedia.org/wiki/Ubiquitous_computing
•http://en.wikipedia.org/wiki/Context_awareness
•http://en.wikipedia.org/wiki/Augmented_reality
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GJØVIK UNIVERSITY COLLEGE
RESOURCES
• Communication•http://en.wikipedia.org/wiki/Wireless
•http://en.wikipedia.org/wiki/GSM
•http://en.wikipedia.org/wiki/4G
•http://en.wikipedia.org/wiki/Universal_Mobile_Telecommunications_System
•http://en.wikipedia.org/wiki/LTE_Advanced
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GJØVIK UNIVERSITY COLLEGE
RESOURCES
• Inventions•http://en.wikipedia.org/wiki/Martin_Cooper_(inventor)
•http://en.wikipedia.org/wiki/Torleiv_Maseng
•http://www.ntnu.no/gemini/2005-01e/gsm.htm
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GJØVIK UNIVERSITY COLLEGE
RESOURCES
• Handsets•http://en.wikipedia.org/wiki/History_of_mobile_phones
•http://www.symbian-freak.com/images/news/09/04/nokia_timeline_l.jpg
•http://en.wikipedia.org/wiki/Personal_digital_assistant
•http://en.wikipedia.org/wiki/Simon_(phone)
•http://en.wikipedia.org/wiki/Smartphone
•http://en.wikipedia.org/wiki/Smart_device
•http://en.wikipedia.org/wiki/Converged_device
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GJØVIK UNIVERSITY COLLEGE
RESOURCES
• Mobile business•http://en.wikipedia.org/wiki/Vendor_lock-in
•http://en.wikipedia.org/wiki/Mobile_business_development
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GJØVIK UNIVERSITY COLLEGE
RESOURCES
• Podcasts relevant to mobile technology•http://3lib.ukonline.co.uk/sshow/
•http://5by5.tv/criticalpath/21
•http://twit.tv/ipt
•http://twit.tv/twit
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Name
WWW
Office
CONTACT INFORMATION
Available
Telephone
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Kjell Are Refsvik
www.ansatt.hig.no/kjellr
A-224 A-B
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405 50 454
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