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Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
Mobile Computing8
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Mobile Computing8

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  • Transcript

    • 1. Technology In Action
    • 2. Technology In Action <ul><li>Chapter 8 </li></ul><ul><li>Mobile Computing: </li></ul><ul><li>Keeping Your Data on Hand </li></ul>
    • 3. Topics <ul><li>Advantages and limitations of mobile computing </li></ul><ul><li>Mobile computing devices: </li></ul><ul><ul><li>Pagers </li></ul></ul><ul><ul><li>Cell phones </li></ul></ul><ul><ul><li>PDAs </li></ul></ul><ul><ul><li>Portable media players </li></ul></ul><ul><li>Synchronizing mobile devices with computers </li></ul><ul><li>Tablet PCs </li></ul><ul><li>Notebooks </li></ul>
    • 4. Mobile Computing: Is it Right for You? <ul><li>Advantages </li></ul><ul><li>Convenience </li></ul><ul><li>Boost productivity </li></ul><ul><li>Communicate with others anywhere </li></ul><ul><li>Access to electronic information </li></ul><ul><li>Limitations </li></ul><ul><li>Expensive </li></ul><ul><li>Battery life </li></ul><ul><li>Small screen display </li></ul><ul><li>Slow Internet speed </li></ul>
    • 5. Mobile Computing Devices <ul><li>Pagers </li></ul><ul><li>Cellular phones </li></ul><ul><li>Portable media players </li></ul><ul><li>Personal digital assistants </li></ul><ul><li>Tablet PCs </li></ul><ul><li>Laptop computers </li></ul>
    • 6. Comparing Mobile Devices Provides all the capabilities of a desktop computer while also being portable 5 to 8 lbs. 10&amp;quot; × 13&amp;quot; × 2&amp;quot; $$$$–$$$$$ Laptop Provides PIM capabilities, access to application software, access to the Internet, and special handwriting and speech-recognition capabilities 3 lbs. 10&amp;quot; × 8&amp;quot; × 1&amp;quot; $$$$$ Tablet PC Provides PIM capabilities, access to application software, and access to the Internet 0.5 lbs. 5&amp;quot; × 3&amp;quot; × 1&amp;quot; $$–$$$ PDA Provides storage of digital music files and other data 0.25 lbs. 3&amp;quot; × 2&amp;quot; × 1&amp;quot; $$–$$$ MP3 Player Provides voice and e-mail connectivity   0.25 lbs 5&amp;quot; × 2&amp;quot; × 0.5&amp;quot;. $$ (includes cost for the phone, a monthly plan, and Internet access) Cell Phone Provides numeric and/or text messaging in one or two directions 0.2 lbs. 2&amp;quot; × 2&amp;quot; × 0.5&amp;quot; $ (includes cost for the pager and a monthly plan) Paging Device Standard Capabilities Approximate Weight Approximate Size Relative Price Device Mobile Devices: Price, Size, Weight, and Capabilities
    • 7. Paging Devices <ul><li>Small wireless devices that receive numeric messages (phone numbers) </li></ul><ul><li>Recent technological advancements enable: </li></ul><ul><ul><li>Voice paging: </li></ul></ul><ul><ul><ul><li>Receiving voice messages </li></ul></ul></ul><ul><ul><li>Alphanumeric paging: </li></ul></ul><ul><ul><ul><li>Receiving numeric and text messages </li></ul></ul></ul><ul><ul><li>Two-way paging: </li></ul></ul><ul><ul><ul><li>Receiving and sending text messages </li></ul></ul></ul>
    • 8. Cellular Phones <ul><li>Full-featured communication and information storage devices </li></ul><ul><li>Features include: </li></ul><ul><ul><li>Auto-redial </li></ul></ul><ul><ul><li>Call timers </li></ul></ul><ul><ul><li>Voice-mail </li></ul></ul><ul><ul><li>Voice-activated dialing </li></ul></ul><ul><ul><li>Internet access </li></ul></ul><ul><ul><li>Text messaging </li></ul></ul><ul><ul><li>Personal information management </li></ul></ul>
    • 9. Cell Phone Hardware <ul><li>Microprocessor (CPU): </li></ul><ul><ul><li>Coordinates data between components </li></ul></ul><ul><ul><li>Runs the operating system </li></ul></ul><ul><li>Memory: </li></ul><ul><ul><li>ROM stores the operating system </li></ul></ul><ul><ul><li>Internal memory chips store: </li></ul></ul><ul><ul><ul><li>Contact data </li></ul></ul></ul><ul><ul><ul><li>Ring tones </li></ul></ul></ul><ul><ul><ul><li>Images </li></ul></ul></ul><ul><ul><ul><li>Small application programs </li></ul></ul></ul>Microprocessor Memory
    • 10. Cell Phone Hardware <ul><li>Input devices: </li></ul><ul><ul><li>Microphone </li></ul></ul><ul><ul><li>Keypad </li></ul></ul><ul><ul><li>Graffiti pad </li></ul></ul><ul><ul><li>Touch-screen </li></ul></ul><ul><ul><li>Digital camera </li></ul></ul><ul><li>Output devices: </li></ul><ul><ul><li>Speaker </li></ul></ul><ul><ul><li>LCD display </li></ul></ul>Microphone Keypad LCD display Speaker
    • 11. Cell Phone Features <ul><li>Text messaging: </li></ul><ul><ul><li>Short Message Service (SMS): </li></ul></ul><ul><ul><ul><li>Send messages up to 160 characters </li></ul></ul></ul><ul><ul><ul><li>Free SMS information </li></ul></ul></ul><ul><ul><li>Multimedia Message Service (MMS): </li></ul></ul><ul><ul><ul><li>Send text, sound, images, and video clips </li></ul></ul></ul><ul><li>AFAIK As far as I know </li></ul><ul><li>IDK I don’t know </li></ul><ul><li>B4N Bye for now </li></ul><ul><li>JAS Just a sec </li></ul><ul><li>BRB Be right back </li></ul><ul><li>LOL Laughing out loud </li></ul><ul><li>CUL See you later </li></ul><ul><li>QPSA ¿Qué pasa? </li></ul><ul><li>FBM Fine by me </li></ul><ul><li>T+ Think positive </li></ul><ul><li>F2T Free to talk </li></ul><ul><li>TTYL Talk to you later </li></ul><ul><li>G2G Got to go </li></ul><ul><li>WUWH Wish you were here </li></ul><ul><li>HRU How are you? </li></ul><ul><li>YBS You’ll be sorry </li></ul>Popular Text Messaging Abbreviations
    • 12. Cell Phone Internet Connectivity <ul><li>Wireless Internet service provider </li></ul><ul><li>Maximum speeds of 200 to 300 Kbps </li></ul><ul><li>Micro-browser software </li></ul><ul><ul><li>EDGE and EVDO standards </li></ul></ul><ul><li>Difficult to display Web pages on small screen </li></ul><ul><li>Checking e-mail is a popular feature </li></ul><ul><li>Special “push” technology delivers e-mail to a cell phone </li></ul>
    • 13. Portable Media Players <ul><li>MP3: </li></ul><ul><ul><li>Format for storing music </li></ul></ul><ul><li>Portable media player (PMP): </li></ul><ul><ul><li>A small device that stores and plays music </li></ul></ul><ul><li>Storage space determines the number of songs stored: </li></ul><ul><ul><li>Memory chips 64 MB to 256 MB </li></ul></ul><ul><ul><li>Hard drive up to 40 GB </li></ul></ul><ul><ul><li>Sampling rate also affects </li></ul></ul><ul><ul><li>number of songs stored </li></ul></ul>
    • 14. Popular Portable Media Players and Their Characteristics Integrated FM radio and voice recorder; syncs with Outlook USB 2.0 port 30 GB None Up to 15,000 songs or 120 hours of movies Creative Zen Vision Has calendar feature that syncs with Outlook; can serve as a small, portable hard drive USB 2.0 port 30 GB to 60 GB None Up to15,000 songs, 25,000 images, or 150 hours of video Apple iPod Weighs only 1.5 ounces, flash memory provides for skip-free playback USB 2.0 port None 1 GB to 4 GB Up to 1,000 songs or 25,000 images Apple iPod Nano Waterproof to 3 feet, built-in pedometer, built-in FM radio, and equalizer USB 2.0 port None 512 MB to 1 GB Up to 32 hours of music Oregon Scientific MP121 Built-in FM radio, voice recorder, and five-band equalizer USB 2.0 port None 256 MB to 1 GB Up to 500 songs Creative Labs Digital MP3 Player FX200 Other Features Connection to Computer Hard Disk Drive Capacity Built-In Flash Memory Media Capacity
    • 15. PMP Flash Memory <ul><li>Used to add additional memory to portable media players </li></ul><ul><li>Types of flash memory: </li></ul><ul><ul><li>Compact Flash: </li></ul></ul><ul><ul><ul><li>64 MB to 1 GB </li></ul></ul></ul><ul><ul><li>Multimedia (MMC) and SmartMedia: </li></ul></ul><ul><ul><ul><li>128 MB </li></ul></ul></ul><ul><ul><li>Secure Digital: </li></ul></ul><ul><ul><ul><li>512 MB </li></ul></ul></ul><ul><ul><li>Sony Memory Stick: </li></ul></ul><ul><ul><ul><li>128 MB </li></ul></ul></ul><ul><li>Software enables transfer of audio and video files </li></ul>
    • 16. PMP Ethical Issues <ul><li>Is it illegal to download MP3 files? </li></ul><ul><ul><li>MP3.com: </li></ul></ul><ul><ul><ul><li>Song files are on a public server </li></ul></ul></ul><ul><ul><ul><li>Permission is given by the artist or recording company to place the files on the server </li></ul></ul></ul><ul><ul><ul><li>A fee is paid to download a file. </li></ul></ul></ul><ul><ul><li>Napster: </li></ul></ul><ul><ul><ul><li>A file exchange site </li></ul></ul></ul><ul><ul><ul><li>Song files were borrowed from users’ computers (peer-to-peer [P2P] sharing) </li></ul></ul></ul><ul><ul><ul><li>Sued for copyright infringement </li></ul></ul></ul>
    • 17. Podcasting <ul><li>Distributing nonmusic MP3 files over the Internet </li></ul><ul><li>Podcasts can be information, books on tape audio plays, etc. </li></ul><ul><li>People can listen when they wish </li></ul><ul><li>iPod synchronization transfers new content. </li></ul>
    • 18. <ul><li>Small devices that store digital information </li></ul><ul><li>Known as palm computers or handhelds </li></ul><ul><li>PDA hardware includes: </li></ul><ul><ul><li>CPU </li></ul></ul><ul><ul><li>Operating system </li></ul></ul><ul><ul><li>Storage capabilities </li></ul></ul><ul><ul><li>Input/output devices </li></ul></ul><ul><ul><li>Ports </li></ul></ul>Personal Digital Assistants (PDAs)
    • 19. PDA Input and Output Devices <ul><li>Input devices </li></ul><ul><li>Touch-screen with stylus </li></ul><ul><li>Keyboards: </li></ul><ul><ul><li>On-screen </li></ul></ul><ul><ul><li>Integrated </li></ul></ul><ul><ul><li>Folding </li></ul></ul><ul><li>Digital cameras </li></ul><ul><li>Output devices </li></ul><ul><li>LCD displays: </li></ul><ul><ul><li>Grayscale </li></ul></ul><ul><ul><li>Color </li></ul></ul>
    • 20. PDA Processors <ul><li>Popular processors: </li></ul><ul><ul><li>Motorola DragonBall </li></ul></ul><ul><ul><li>Texas Instruments OMAP </li></ul></ul><ul><ul><li>Intel XScale </li></ul></ul><ul><li>Comparing processors: </li></ul><ul><ul><li>Speed </li></ul></ul><ul><ul><li>Performance: </li></ul></ul><ul><ul><ul><li>Benchmarking </li></ul></ul></ul><ul><ul><li>Power consumption </li></ul></ul>
    • 21. PDA Operating Systems <ul><li>Palm OS </li></ul><ul><li>Uses less memory than Windows Mobile </li></ul><ul><li>Easy to use graphical interface </li></ul><ul><li>Features include: </li></ul><ul><ul><li>Calendar </li></ul></ul><ul><ul><li>To-do list </li></ul></ul><ul><ul><li>Contact information </li></ul></ul><ul><ul><li>Viewing Videos </li></ul></ul><ul><ul><li>Playing MP3 files </li></ul></ul><ul><li>Extra application software is available </li></ul><ul><li>Windows Mobile </li></ul><ul><li>Scaled-down version of Windows </li></ul><ul><li>More expensive than Palm OS </li></ul><ul><li>Features include: </li></ul><ul><ul><li>PDA version of Microsoft Word and Excel </li></ul></ul><ul><ul><li>Viewing videos </li></ul></ul><ul><ul><li>Playing MP3 files </li></ul></ul><ul><ul><li>Synchronizes with Outlook </li></ul></ul><ul><li>Extra application software is available </li></ul>
    • 22. PDA Memory and Storage <ul><li>ROM stores the operating system and the basic programs </li></ul><ul><li>RAM stores additional applications and data </li></ul><ul><li>Flash memory is used for additional storage </li></ul>
    • 23. PDA File Transfer and Synchronization <ul><li>PDA files can be transferred to a desktop using: </li></ul><ul><ul><li>Flash card readers </li></ul></ul><ul><ul><li>Cradles </li></ul></ul><ul><li>Synchronizing updates files on both the PDA and desktop </li></ul><ul><li>Wireless transfers: </li></ul><ul><ul><li>IrDA </li></ul></ul><ul><ul><li>Bluetooth </li></ul></ul>
    • 24. PDA Internet Connectivity <ul><li>An Internet connection requires a wireless ISP </li></ul><ul><li>Web pages are accessed using Wireless Application Protocol (WAP) </li></ul>
    • 25. PDA Software and Accessories <ul><li>Standard software: </li></ul><ul><ul><li>To-do list </li></ul></ul><ul><ul><li>Contacts manager </li></ul></ul><ul><ul><li>Calendar </li></ul></ul><ul><li>Additional software: </li></ul><ul><ul><li>Microsoft Word and Excel </li></ul></ul><ul><ul><li>Games </li></ul></ul><ul><ul><li>Tools </li></ul></ul><ul><ul><li>References </li></ul></ul><ul><li>Blueboard: </li></ul><ul><ul><li>PDA display acts as a drawing board </li></ul></ul><ul><ul><li>Connects to four other PDAs </li></ul></ul>
    • 26. Converged Technologies <ul><li>Cell phones with PDA capability </li></ul><ul><li>PDAs with cell phone capability </li></ul><ul><li>Handspring Treo </li></ul><ul><li>Sony Ericsson P800 </li></ul>
    • 27. Tablet PCs <ul><li>Portable computers with handwriting recognition and speech recognition </li></ul><ul><li>Two monitor modes: </li></ul><ul><ul><li>Laptop </li></ul></ul><ul><ul><li>Tablet </li></ul></ul>
    • 28. Tablet PC Hardware <ul><li>Tablet PC hardware includes: </li></ul><ul><ul><li>CPU </li></ul></ul><ul><ul><li>Storage capabilities </li></ul></ul><ul><ul><li>Input/output devices </li></ul></ul><ul><ul><li>Ports </li></ul></ul><ul><li>Digital ink technology: </li></ul><ul><ul><li>Pressure sensitive screen </li></ul></ul><ul><ul><li>Digital pen </li></ul></ul>
    • 29. Tablet Software <ul><li>Windows XP Tablet PC is the operating system </li></ul><ul><li>Applications programs compatible with Windows XP are available </li></ul>
    • 30. Notebooks <ul><li>Computing power of a desktop </li></ul><ul><li>Weigh 6 pounds </li></ul>
    • 31. Notebook Hardware <ul><li>DVD/CD-RW drives </li></ul><ul><li>Hard drives </li></ul><ul><li>RAM </li></ul><ul><li>Hot-swappable bays: </li></ul><ul><ul><li>Remove a drive and replace it with another type </li></ul></ul><ul><li>Keyboard </li></ul><ul><li>Built-in mouse </li></ul><ul><li>LCD displays </li></ul>
    • 32. Notebook Operating Systems <ul><li>Same operating systems as those found on desktops </li></ul><ul><li>Power management: </li></ul><ul><ul><li>Shuts down the hard drive </li></ul></ul><ul><ul><li>Turns off the monitor </li></ul></ul><ul><ul><li>Puts the computer into standby mode </li></ul></ul>
    • 33. Notebook Ports <ul><li>A full set of ports: </li></ul><ul><ul><li>Parallel </li></ul></ul><ul><ul><li>Monitor </li></ul></ul><ul><ul><li>USB </li></ul></ul><ul><ul><li>Modem </li></ul></ul><ul><ul><li>Ethernet </li></ul></ul><ul><ul><li>Audio jacks </li></ul></ul><ul><ul><li>FireWire </li></ul></ul><ul><ul><li>PCI type I/II card slots </li></ul></ul><ul><ul><li>DVI </li></ul></ul><ul><ul><li>IrDA </li></ul></ul>
    • 34. Chapter 8 Summary Questions <ul><li>What are the advantages and limitations of mobile computing? </li></ul>
    • 35. Chapter 8 Summary Questions <ul><li>What are the various mobile computing devices? </li></ul>
    • 36. Chapter 8 Summary Questions <ul><li>What can pagers do? </li></ul>
    • 37. Chapter 8 Summary Questions <ul><li>How do cell phone components resemble a traditional computer and how do cell phones work? </li></ul>
    • 38. Chapter 8 Summary Questions <ul><li>What can I carry in a portable media player and how does it store data? </li></ul>
    • 39. Chapter 8 Summary Questions <ul><li>For what can I use a PDA and what internal components and features does it have? </li></ul>
    • 40. Chapter 8 Summary Questions <ul><li>How can I synchronize my mobile devices with my desktop computer? </li></ul>
    • 41. Chapter 8 Summary Questions <ul><li>What is a tablet PC? </li></ul>
    • 42. Chapter 8 Summary Questions <ul><li>How powerful are notebooks and how do they compare to desktop computers? </li></ul>

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