© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
Personal Technology
7.1 Convergence, Portability, & Personalization <ul><li>Digital Convergence  </li></ul><ul><ul><li>Describes the combining...
7.1 Convergence, Portability, & Personalization <ul><li>Portability </li></ul><ul><ul><li>Pros </li></ul></ul><ul><ul><ul>...
7.1 Convergence, Portability, & Personalization <ul><li>Personalization </li></ul><ul><ul><li>Tree-and-branch telecommunic...
7.1 Convergence, Portability, & Personalization <ul><li>Personalization Advantages & Disadvantages </li></ul><ul><ul><li>P...
7.1 Convergence, Portability, & Personalization <ul><li>Popular personal technologies </li></ul><ul><ul><li>Portable media...
7.2 Portable Media Players <ul><li>MP3 is a format that allows audio files to be compressed so they are small enough to be...
7.2 Portable Media Players <ul><li>Technology Considerations: What’s Useful to Know? </li></ul><ul><ul><li>Storage capacit...
7.2 Portable Media Players <ul><li>Societal Effects </li></ul><ul><ul><li>One in five American adults owns an iPod or othe...
7.3 High-Tech Radio <ul><li>Satellite radio </li></ul><ul><ul><li>Digital radio signals are sent from satellites in orbit ...
7.3  High-Tech Radio <ul><li>Satellite Radio </li></ul><ul><ul><li>Provides CD-quality sound </li></ul></ul><ul><ul><li>No...
7.3 High-Tech Radio <ul><li>HD Radio </li></ul><ul><ul><li>Provides CD-quality sound </li></ul></ul><ul><ul><li>Allow broa...
7.3 High-Tech Radio <ul><li>Internet Radio </li></ul><ul><ul><li>Internet users can listen to radio on their computers and...
7.3 High-Tech Radio <ul><li>Podcasting </li></ul><ul><ul><li>Involves the recording of internet radio or similar internet ...
7.4 Digital Cameras <ul><li>Cameras that take photographs but do not require film </li></ul><ul><li>Types to consider </li...
7.4 Digital Cameras <ul><li>Resolution: Megapixels and Sensors </li></ul><ul><ul><li>Megapixels = millions of picture elem...
7.4 Digital Cameras <ul><li>Storage </li></ul><ul><ul><li>Use flash memory cards inside camera; cards are reusable </li></...
7.4 Digital Cameras <ul><li>Start-up time </li></ul><ul><ul><li>Digital cameras require time to start up </li></ul></ul><u...
7.4 Digital Cameras <ul><li>Battery life </li></ul><ul><ul><li>The camera requires a battery to function </li></ul></ul><u...
7.4 Digital Cameras <ul><li>Principle methods for transferring images </li></ul><ul><ul><li>Use a direct connection betwee...
7.4 Digital Cameras <ul><li>The Societal Effects of Digital Cameras </li></ul><ul><ul><li>People are taking their cameras ...
7.5 PDAs & Tablet PCs <ul><li>Have touch-sensitive screens so you can enter data with a stylus by tapping or writing on sc...
7.5 PDAs & Tablet PCs <ul><li>Many cellphones are usurping features from PDAs </li></ul><ul><li>To compete, PDAs must deve...
7.5 PDAs & Tablet PCs <ul><li>Tablet PCs </li></ul><ul><ul><li>A special notebook computer with a digitizer tablet and a s...
7.6 The New Television <ul><li>New equipment available for TV </li></ul><ul><ul><li>Interactive TV </li></ul></ul><ul><ul>...
7.6 The New Television <ul><li>Three kinds of TV </li></ul><ul><ul><li>Digital television (DTV) </li></ul></ul><ul><ul><ul...
7.6 The New Television <ul><li>Societal Effects </li></ul><ul><ul><li>Changing when you watch TV </li></ul></ul><ul><ul><l...
7.7 E-Book Readers <ul><li>E-Book, or electronic book </li></ul><ul><ul><li>An electronic text, the digital-media equivale...
7.7 E-Book Readers <ul><li>How an E-Book Works </li></ul><ul><ul><li>Different e-books use different e-software formats </...
7.7 E-Book Readers <ul><li>Drawbacks of E-Book Readers </li></ul><ul><ul><li>High price--$300-$400 </li></ul></ul><ul><ul>...
7.8 Smartphones <ul><li>Smartphone = cellphone with microprocessor, memory, display screen, and modem </li></ul><ul><ul><l...
7.8 Smartphones <ul><ul><li>Input </li></ul></ul><ul><ul><ul><li>Have a keypad for entering numbers and text </li></ul></u...
7.8 Smartphones <ul><li>Smartphone Services </li></ul><ul><ul><li>Text messaging and SMS </li></ul></ul><ul><ul><li>Downlo...
7.8 Smartphones <ul><li>Societal Effects of Cellphones </li></ul><ul><ul><li>Positive (among others) </li></ul></ul><ul><u...
7.9  Videogame Systems <ul><li>These may be the “ultimate convergence machine” </li></ul><ul><li>People buy them to play g...
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  • Uit9 ppt ch07_au_rev

    1. 1. © 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    2. 2. Personal Technology
    3. 3. 7.1 Convergence, Portability, & Personalization <ul><li>Digital Convergence </li></ul><ul><ul><li>Describes the combining of several industries – computers, communications, consumer electronics, entertainment, and mass media – through various devices that exchange data in digital form </li></ul></ul><ul><ul><li>Pros: </li></ul></ul><ul><ul><ul><li>Multiple-use machines such as Xbox that can play games, display DVD movies, and play music CDs </li></ul></ul></ul><ul><ul><ul><li>Cellphones with enhancing features such as address books and digital cameras that also shoot videos </li></ul></ul></ul><ul><ul><li>Cons: </li></ul></ul><ul><ul><ul><li>Multiple features that compromise the primary feature—no single feature works optimally </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    4. 4. 7.1 Convergence, Portability, & Personalization <ul><li>Portability </li></ul><ul><ul><li>Pros </li></ul></ul><ul><ul><ul><li>Devices that enable phone and email access from anywhere, portable digital music, and convenient cheap digital photos that allow people to remain connected even while on the move </li></ul></ul></ul><ul><ul><li>Cons </li></ul></ul><ul><ul><ul><li>Bombardment by emails and phone calls </li></ul></ul></ul><ul><ul><ul><li>Lack of face-to-face contact can lead to misinterpretations </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    5. 5. 7.1 Convergence, Portability, & Personalization <ul><li>Personalization </li></ul><ul><ul><li>Tree-and-branch telecommunications model </li></ul></ul><ul><ul><ul><li>A centralized information provider sends out messages through many channels to thousands of consumers </li></ul></ul></ul><ul><ul><ul><li>Used by AM/FM radio and by TV broadcasters </li></ul></ul></ul><ul><ul><ul><li>Hard to personalize </li></ul></ul></ul><ul><ul><li>Switched-network communications model </li></ul></ul><ul><ul><ul><li>A common carrier provides circuit switching that creates a temporary two-way connection between one public user and another </li></ul></ul></ul><ul><ul><ul><li>In a telephone network, the connection is made by dialing </li></ul></ul></ul><ul><ul><ul><li>Personalized by default </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    6. 6. 7.1 Convergence, Portability, & Personalization <ul><li>Personalization Advantages & Disadvantages </li></ul><ul><ul><li>People are unhappy when they have too many choices </li></ul></ul><ul><ul><ul><li>Regret: People are more likely to regret their decisions </li></ul></ul></ul><ul><ul><ul><li>Inaction: People can’t decide now, because they might later regret their decisions </li></ul></ul></ul><ul><ul><ul><li>Excessive Expectations: Reality has a hard time meeting the expectations when there are so many choices </li></ul></ul></ul><ul><ul><ul><li>Self-blame: People blame themselves for making the wrong decision </li></ul></ul></ul><ul><ul><ul><li>Having many personalized devices leads to multitasking, which can lead to “absent presence” and nonfocus. </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    7. 7. 7.1 Convergence, Portability, & Personalization <ul><li>Popular personal technologies </li></ul><ul><ul><li>Portable media players </li></ul></ul><ul><ul><li>Satellite, high-definition, and internet radios </li></ul></ul><ul><ul><li>Digital cameras </li></ul></ul><ul><ul><li>Personal digital assistants and tablet PCs </li></ul></ul><ul><ul><li>The new television </li></ul></ul><ul><ul><li>E-books </li></ul></ul><ul><ul><li>Smartphones </li></ul></ul><ul><ul><li>Videogame systems </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    8. 8. 7.2 Portable Media Players <ul><li>MP3 is a format that allows audio files to be compressed so they are small enough to be sent over the internet and stored as digital files </li></ul><ul><li>Portable media players (PMPs) are portable devices that play digital audio, video, and still image files </li></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    9. 9. 7.2 Portable Media Players <ul><li>Technology Considerations: What’s Useful to Know? </li></ul><ul><ul><li>Storage capacity (both hard drive and flash memory) </li></ul></ul><ul><ul><li>Sampling rate </li></ul></ul><ul><ul><li>Transferring files </li></ul></ul><ul><ul><li>Battery life </li></ul></ul><ul><ul><li>Color screens and photo viewing </li></ul></ul><ul><ul><li>Other features such as: </li></ul></ul><ul><ul><ul><li>FM radio reception </li></ul></ul></ul><ul><ul><ul><li>Music recording using extra microphone </li></ul></ul></ul><ul><ul><ul><li>Car stereo adapter to connect player to your car’s speakers (do not use head set or earbuds) </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    10. 10. 7.2 Portable Media Players <ul><li>Societal Effects </li></ul><ul><ul><li>One in five American adults owns an iPod or other MP3 player </li></ul></ul><ul><ul><li>PMPs offer convenience and portability to music listeners </li></ul></ul><ul><ul><li>Warning! Over 85 decibels can cause hearing loss! (85 decibels is as loud as a vacuum cleaner or a crowded restaurant – not that loud) </li></ul></ul><ul><ul><li>For more information, see www.lhh.org/noise/ </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    11. 11. 7.3 High-Tech Radio <ul><li>Satellite radio </li></ul><ul><ul><li>Digital radio signals are sent from satellites in orbit around the earth to subscribers that have special radios </li></ul></ul><ul><ul><li>CD-quality sound is better than normal radio </li></ul></ul><ul><ul><li>More channels than regular radio </li></ul></ul><ul><ul><li>Providers are Sirius satellite radio (merged with XM satellite radio in 2008) </li></ul></ul><ul><ul><li>Commercial-free </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    12. 12. 7.3 High-Tech Radio <ul><li>Satellite Radio </li></ul><ul><ul><li>Provides CD-quality sound </li></ul></ul><ul><ul><li>No commercials </li></ul></ul><ul><ul><li>No limits to format </li></ul></ul><ul><ul><li>Broadcasters serve a diverse group of niche markets </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    13. 13. 7.3 High-Tech Radio <ul><li>HD Radio </li></ul><ul><ul><li>Provides CD-quality sound </li></ul></ul><ul><ul><li>Allow broadcasters to squeeze one analog and two digital stations on the same frequency </li></ul></ul><ul><ul><li>Broadcasts are free—no subscription charges </li></ul></ul><ul><ul><li>Broadcasters are hoping HD radio can introduce more local or innovative programming </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    14. 14. 7.3 High-Tech Radio <ul><li>Internet Radio </li></ul><ul><ul><li>Internet users can listen to radio on their computers and various handheld devices, such as a Blackberry and the iPhone </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    15. 15. 7.3 High-Tech Radio <ul><li>Podcasting </li></ul><ul><ul><li>Involves the recording of internet radio or similar internet programs </li></ul></ul><ul><ul><li>Requires no studio or broadcast tower and is not regulated by the FCC (Federal Communications Commission) </li></ul></ul><ul><ul><li>Allows amateur deejays and hobbyists to create their own radio shows and offer them on the internet </li></ul></ul><ul><ul><li>Podcasting-receiving software, called an aggregator, is necessary </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    16. 16. 7.4 Digital Cameras <ul><li>Cameras that take photographs but do not require film </li></ul><ul><li>Types to consider </li></ul><ul><ul><li>Point-and-shoot digital camera </li></ul></ul><ul><ul><ul><li>Automatically adjusts settings such as exposure and focus </li></ul></ul></ul><ul><ul><ul><li>Easy to use, but manual controls can allow you to tweak the settings to get better photos (under $500) </li></ul></ul></ul><ul><ul><li>Single-lens reflex (SLR) digital camera </li></ul></ul><ul><ul><ul><li>Uses a reflecting mirror to reflect the incoming light so the viewfinder shows what the lens is framing ($450 on up) </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    17. 17. 7.4 Digital Cameras <ul><li>Resolution: Megapixels and Sensors </li></ul><ul><ul><li>Megapixels = millions of picture elements; the more megapixels, the higher the resolution </li></ul></ul><ul><ul><li>7 – 12 megapixels common for point-and-shoot cameras;5 – 12 for SLR </li></ul></ul><ul><ul><li>The larger the sensor chip, the sharper the images </li></ul></ul><ul><li>Lenses </li></ul><ul><ul><li>Digital zoom </li></ul></ul><ul><ul><ul><li>Means the image is cropped in the camera </li></ul></ul></ul><ul><ul><ul><li>Lowers the resolution and so can produce a grainy photo </li></ul></ul></ul><ul><ul><li>Optical zoom </li></ul></ul><ul><ul><ul><li>Enlarges the subject without you needing to move closer </li></ul></ul></ul><ul><ul><ul><li>Lens extends to focus on distant objects; clearer image </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    18. 18. 7.4 Digital Cameras <ul><li>Storage </li></ul><ul><ul><li>Use flash memory cards inside camera; cards are reusable </li></ul></ul><ul><li>Viewing images </li></ul><ul><ul><li>Optical viewfinders let you see the image to be photographed before you snap the picture </li></ul></ul><ul><ul><li>LCD screens let you review the photos you have taken take </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    19. 19. 7.4 Digital Cameras <ul><li>Start-up time </li></ul><ul><ul><li>Digital cameras require time to start up </li></ul></ul><ul><ul><li>Look for one that has a short start-up time </li></ul></ul><ul><ul><li>Also, the shutter can lag, delaying the time between when you press the button and the shutter clicks; look for a camera that allows “burst” or “continuous “ mode </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    20. 20. 7.4 Digital Cameras <ul><li>Battery life </li></ul><ul><ul><li>The camera requires a battery to function </li></ul></ul><ul><ul><li>Some rechargeable batteries are available with many models </li></ul></ul><ul><ul><li>Some recharge in the camera, while others require a separate charging stand </li></ul></ul><ul><li>Video clips </li></ul><ul><ul><li>Most digital cameras can shoot movies, too </li></ul></ul><ul><ul><li>1-gigabyte memory cards can shoot as many as 44 minutes of video at 30 frames per second </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    21. 21. 7.4 Digital Cameras <ul><li>Principle methods for transferring images </li></ul><ul><ul><li>Use a direct connection between your camera and your computer (with a USB cable and software). </li></ul></ul><ul><ul><li>Insert the memory card into your computer or card reader </li></ul></ul><ul><ul><li>Put your camera into a cradle attached to the PC </li></ul></ul><ul><ul><li>Use an online photo developer </li></ul></ul><ul><ul><li>Use a photo printer with a built-in card slot </li></ul></ul><ul><ul><li>Use a portable hard drive, CD burner, or MP3 player </li></ul></ul><ul><ul><li>Use a photo-printing kiosk </li></ul></ul><ul><ul><li>Use a photo lab </li></ul></ul><ul><ul><li>Bring along your own card reader and CDs and use others’ computers </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    22. 22. 7.4 Digital Cameras <ul><li>The Societal Effects of Digital Cameras </li></ul><ul><ul><li>People are taking their cameras everywhere </li></ul></ul><ul><ul><li>People take far more pictures than they used to </li></ul></ul><ul><ul><li>Photography is becoming more casual </li></ul></ul><ul><ul><li>People are touching up their photos, making them look better </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    23. 23. 7.5 PDAs & Tablet PCs <ul><li>Have touch-sensitive screens so you can enter data with a stylus by tapping or writing on screen </li></ul><ul><li>Store data in RAM that stays on even when the unit is off by using the PDA’s battery </li></ul><ul><li>Can be augmented by flash memory </li></ul><ul><li>Commonly use lithium ion batteries </li></ul><ul><li>Transfer files to your PC in one of three ways </li></ul><ul><ul><li>Pull out the PDA’s flash card and insert it into the PC’s card reader using a USB port </li></ul></ul><ul><ul><li>Put your PDA into a special cradle plugged into a USB port </li></ul></ul><ul><ul><li>Transfer data wirelessly </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    24. 24. 7.5 PDAs & Tablet PCs <ul><li>Many cellphones are usurping features from PDAs </li></ul><ul><li>To compete, PDAs must develop new features </li></ul><ul><li>Examples of possible PDA evolution </li></ul><ul><ul><li>Display television and photos </li></ul></ul><ul><ul><li>Handheld weather meters </li></ul></ul><ul><ul><li>GPS locators </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    25. 25. 7.5 PDAs & Tablet PCs <ul><li>Tablet PCs </li></ul><ul><ul><li>A special notebook computer with a digitizer tablet and a stylus so the user can handwrite input from the screen </li></ul></ul><ul><ul><li>Recently only about 3% of laptops being sold </li></ul></ul><ul><ul><li>Used in niche markets such as schools </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    26. 26. 7.6 The New Television <ul><li>New equipment available for TV </li></ul><ul><ul><li>Interactive TV </li></ul></ul><ul><ul><ul><li>Lets you interact with the show you’re watching </li></ul></ul></ul><ul><ul><li>Internet TV </li></ul></ul><ul><ul><ul><li>Television distributed via the internet </li></ul></ul></ul><ul><ul><li>Internet-Ready TV </li></ul></ul><ul><ul><ul><li>Allows viewers to watch TV shows as well as go online to get news, stream movies, view photos, etc. </li></ul></ul></ul><ul><ul><li>Mobile TV </li></ul></ul><ul><ul><ul><li>“ Tiny TV,” displayed on cellphone screens </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    27. 27. 7.6 The New Television <ul><li>Three kinds of TV </li></ul><ul><ul><li>Digital television (DTV) </li></ul></ul><ul><ul><ul><li>FCC has mandated that all TV stations be capable of digital broadcasting </li></ul></ul></ul><ul><ul><ul><li>People with analog TVs use a converter box to deal with digital broadcast signals </li></ul></ul></ul><ul><ul><li>High-definition television (HDTV) </li></ul></ul><ul><ul><ul><li>Works with digital broadcasting signals </li></ul></ul></ul><ul><ul><ul><li>Has broader screen and higher resolution than analog TV </li></ul></ul></ul><ul><ul><ul><li>Uses a lot of bandwidth </li></ul></ul></ul><ul><ul><li>Standard-definition television (SDTV) </li></ul></ul><ul><ul><ul><li>Uses lower resolution than HDTV and so can transmit more information within the HDTV bandwidth </li></ul></ul></ul><ul><ul><ul><li>Allows multicasting </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    28. 28. 7.6 The New Television <ul><li>Societal Effects </li></ul><ul><ul><li>Changing when you watch TV </li></ul></ul><ul><ul><li>Changing where you watch TV </li></ul></ul><ul><ul><li>Changing the nature of TV programs </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    29. 29. 7.7 E-Book Readers <ul><li>E-Book, or electronic book </li></ul><ul><ul><li>An electronic text, the digital-media equivalent of a conventional printed book </li></ul></ul><ul><li>E-Book Reader </li></ul><ul><ul><li>A device specifically designed to allow people to read electronic books </li></ul></ul><ul><li>Examples </li></ul><ul><ul><li>Amazon’s Kindle </li></ul></ul><ul><ul><li>Sony’s Reader </li></ul></ul><ul><ul><li>Barnes & Noble’s Plastic Logic eReader </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    30. 30. 7.7 E-Book Readers <ul><li>How an E-Book Works </li></ul><ul><ul><li>Different e-books use different e-software formats </li></ul></ul><ul><ul><li>Vizplex technology (E Ink) reduces eyestrain and battery consumption </li></ul></ul><ul><ul><li>E-books are downloaded by wireless access (3G or Wi-Fi) </li></ul></ul><ul><li>Some benefits </li></ul><ul><ul><li>One e-book reader can store hundreds or thousands of books </li></ul></ul><ul><ul><li>Easy to download books by wireless access; books are less expensive </li></ul></ul><ul><ul><li>Type size and face can be adjusted </li></ul></ul><ul><ul><li>Usually can be read in low light </li></ul></ul><ul><ul><li>Automatically opens to the page where you left off </li></ul></ul><ul><ul><li>Text can be searched and cross-referenced </li></ul></ul><ul><ul><li>Dictionary automatically available </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    31. 31. 7.7 E-Book Readers <ul><li>Drawbacks of E-Book Readers </li></ul><ul><ul><li>High price--$300-$400 </li></ul></ul><ul><ul><li>Photos, charts, diagrams, foreign characters, and tables not as good as in print version—or are left out of the e-book </li></ul></ul><ul><ul><li>Battery needs to be recharged </li></ul></ul><ul><ul><li>Reader doesn’t own the downloaded books </li></ul></ul><ul><ul><li>Are not designed for college textbook use </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    32. 32. 7.8 Smartphones <ul><li>Smartphone = cellphone with microprocessor, memory, display screen, and modem </li></ul><ul><ul><li>Allows phone calls, email, web browsing, music availability, text messaging, videogames, digital TV viewing, search tools, GPS, personal information management, and so on </li></ul></ul><ul><ul><li>Storage </li></ul></ul><ul><ul><ul><li>Data is stored in ROM </li></ul></ul></ul><ul><ul><ul><li>Data does not disappear when phone is turned off </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    33. 33. 7.8 Smartphones <ul><ul><li>Input </li></ul></ul><ul><ul><ul><li>Have a keypad for entering numbers and text </li></ul></ul></ul><ul><ul><ul><li>Microphone for picking up your voice, such as for voice-activated dialing </li></ul></ul></ul><ul><ul><ul><li>May have a touch-sensitive screen or a screen that uses a stylus </li></ul></ul></ul><ul><ul><li>Output </li></ul></ul><ul><ul><ul><li>Speaker to hear voice calls </li></ul></ul></ul><ul><ul><ul><li>Display ranging from LCD to full-color high-resolution plasma </li></ul></ul></ul><ul><ul><ul><li>MP3 players </li></ul></ul></ul><ul><ul><ul><li>May also use Wi-Fi or Bluetooth </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    34. 34. 7.8 Smartphones <ul><li>Smartphone Services </li></ul><ul><ul><li>Text messaging and SMS </li></ul></ul><ul><ul><li>Download ringtones </li></ul></ul><ul><ul><li>Email </li></ul></ul><ul><ul><li>Internet access </li></ul></ul><ul><ul><li>Photography </li></ul></ul><ul><ul><li>Games </li></ul></ul><ul><ul><li>Radio and music </li></ul></ul><ul><ul><li>TV and video </li></ul></ul><ul><ul><li>GPS </li></ul></ul><ul><ul><li>Payments </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    35. 35. 7.8 Smartphones <ul><li>Societal Effects of Cellphones </li></ul><ul><ul><li>Positive (among others) </li></ul></ul><ul><ul><ul><li>Parents can more easily monitor their children </li></ul></ul></ul><ul><ul><ul><li>Police dispatchers can help people who are lost </li></ul></ul></ul><ul><ul><ul><li>Information and amusements are readily available </li></ul></ul></ul><ul><ul><li>Negative (among others) </li></ul></ul><ul><ul><ul><li>People are less polite, courteous, and respectful using cellphones </li></ul></ul></ul><ul><ul><ul><li>Cellphones are answered in theaters and restaurants </li></ul></ul></ul><ul><ul><ul><li>Cellphone users engage in loud conversations in public places </li></ul></ul></ul><ul><ul><ul><li>Cellphone use while driving is dangerous </li></ul></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.
    36. 36. 7.9 Videogame Systems <ul><li>These may be the “ultimate convergence machine” </li></ul><ul><li>People buy them to play games, but they do a lot more </li></ul><ul><ul><li>Xbox 360 </li></ul></ul><ul><ul><li>Sony PlayStation 3 </li></ul></ul><ul><ul><li>Nintendo’s Wii </li></ul></ul>© 2011 The McGraw-Hill Companies, Inc. All rights reserved.

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