1 Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

2 Technology in Action Chapter 8 Mobile Computing: Keeping Your Data on Hand Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

3 When you think of mobile computing devices, what comes to mind.

4 Mobile Computing: Is It Right for You? Advantages Convenience Boost productivity Communicate with others anywhere Access to electronic information Limitations Expensive Short battery life Small screen display Slow Internet speed Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

Role play Take out your cell phonesTake out your cell phones Explain cell phone to a person who lived in 1700’sExplain cell phone to a person who lived in 1700’s Explain cell phone to a person who lives in 2300’sExplain cell phone to a person who lives in 2300’s 5 Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

6 Mobile Computing Devices Cell phones PMP PDA GPS Smartphones Subnotebooks Notebooks Tablet PCs Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

7 Comparing Mobile Devices Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

All mobile computing devices have : HardwareHardware –Input / output –Processing –Storage SoftwareSoftware –System (Operating System) –Applications DataData 8 Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

9 Name some cell phone features?

10 Cell Phone Hardware Microprocessor Memory Microprocessor (CPU) – –Coordinates sending data between components – –Runs the operating system Memory – –ROM stores the operating system – –Internal memory chips Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

Cell phone towers n_-CTQ&NR=1http:// n_-CTQ&NR=1http:// n_-CTQ&NR=1http:// n_-CTQ&NR=1 11 Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

12 Cell Phone Hardware Input devices – –Microphone – –Keypad – –Graffiti pad – –Touch screen – –Digital camera Output devices – –Speaker – –LCD display Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

13 How Cell Phones Work Analog-to-digital converter chip converts voice sound waves into digital signals. Digital signal processor compresses the signal so it can be sent to another phone. Digital data is transmitted as radio waves. Digital signal processor decompresses incoming calls. Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

14 Cell Phone Text Messaging Text messaging – –Short Message Service (SMS) Sends messages of up to 160 characters Free SMS information – –Multimedia Message Service (MMS) Sends text, sound, images, and video clips Popular Text Messaging Abbreviations Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

15 Portable Media Players MP3 – –Format for storing music Portable media player (PMP) – –Small device that stores and plays music Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

16 Popular PMPs Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

17 PMP Flash Memory Used to add additional memory to portable media players Nonvolatile Noiseless Uses very little power Software enables transfer of audio and video files Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

18 PMP Ethical Issues Is it illegal to download MP3 files? – –MP3.com Song files are on a public server. Permission is given by the artist or recording company to place the files on the server. A fee is paid to download a file. – –The original Napster A file exchange site Song files were borrowed from users’ computers (peer-to-peer [P2P] sharing). Sued for copyright infringement Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

19 Small devices that store digital information PDA/smartphone hardware includes – –CPU – –Operating system – –Storage capabilities – –Input/output devices – –Ports PDAs/Smartphones Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

20 PDA/Smartphone Input and Output Devices Input devices – –Touch screen with stylus – –Keyboards Graffiti text system Output devices – –LCD displays Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

21 PDA/Smartphone File Transfer and Synchronization PDA/smartphone files can be transferred to a desktop using – –Flash card readers – –Cradles Synchronizing updates files on both the PDA/smartphone and desktop – –Sync cables – –Windows Vista Sync Center Wireless transfers – –IrDA – –Bluetooth Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

22 PDA/Smartphone Software and Accessories Standard software – –To-do list – –Contacts manager – –Calendar Additional software – –Microsoft Word, Excel, Outlook, and PowerPoint – –Games – –Tools – –References Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

23 PDA/Smartphone or Cell Phone Cell phones with PDA/smartphone capability PDAs with cell phone capability Smartphones Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

24 Other Devices to Consider Sony Portable Reader System – –Holds 160 e-books Nokia n800 Internet Tablet – –Uses Skype for voice communication Subnotebooks – –Lightweight, powerful computing abilities Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall Sony Portable Reader Nokia n800 Internet tablet

25 Notebooks Also called laptops Computing power of a desktop Weigh more than tablet PCs Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

26 Notebook Hardware Dual-core CPUs Blu-ray/DVD/CD-RW drives Hard drives RAM Keyboard Built-in mouse LCD displays Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

27 Tablet PCs Lightweight, portable computers – –Can be used clipboard style – –Integrated keyboard – –Most weigh just over 3 pounds Digital ink technology – –Pressure-sensitive screen – –Digital pen Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

28 Notebook Ports A full set of ports: – –Monitor – –USB – –Modem – –Ethernet – –Audio – –FireWire – –PCI type I/II card slots – –DVI – –IrDA Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

Define the following… Web enabledWeb enabled StylusStylus USB portUSB port ROMROM Analog to digital converter chipAnalog to digital converter chip Capacity of 80GB iPodCapacity of 80GB iPod P2P sharingP2P sharing Flash memory PMP GPS SMS Smartphone Docking station Bluetooth Synchronizing Footprint 29 Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall

Test 1 One week to take (9/30 to 10/7)One week to take (9/30 to 10/7) Take in testing centerTake in testing center Need student idNeed student id 40 MC questions40 MC questions 30 Copyright © 2010 Pearson Education, Inc. Publishing as Prentice Hall